[ 540.859169][ T31] audit: type=1400 audit(540.810:56): avc: denied { read write } for pid=3093 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 [ 540.860187][ T31] audit: type=1400 audit(540.810:57): avc: denied { open } for pid=3093 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]:61082' (ED25519) to the list of known hosts. [ 569.954568][ T31] audit: type=1400 audit(569.900:58): avc: denied { execute } for pid=3106 comm="sh" name="syz-executor131332754" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 569.965598][ T31] audit: type=1400 audit(569.920:59): avc: denied { execute_no_trans } for pid=3106 comm="sh" path="/syz-executor131332754" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 570.364824][ T31] audit: type=1400 audit(570.310:60): avc: denied { execmem } for pid=3106 comm="syz-executor131" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 570.445404][ T31] audit: type=1400 audit(570.400:61): avc: denied { prog_load } for pid=3107 comm="syz-executor131" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 570.454676][ T31] audit: type=1400 audit(570.410:62): avc: denied { bpf } for pid=3107 comm="syz-executor131" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 570.455079][ T31] audit: type=1400 audit(570.410:63): avc: denied { perfmon } for pid=3107 comm="syz-executor131" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 executing program [ 570.511146][ T31] audit: type=1400 audit(570.460:64): avc: denied { prog_run } for pid=3107 comm="syz-executor131" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 1324.034881][ T32] INFO: task kworker/0:1:11 blocked for more than 450 seconds. [ 1324.035816][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.036241][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.036466][ T32] task:kworker/0:1 state:D stack:0 pid:11 tgid:11 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.037169][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.041478][ T32] Call trace: [ 1324.042126][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.042672][ T32] r10:829187f4 r9:df845d84 r8:00000002 r7:60000013 r6:df845d8c r5:83240000 [ 1324.042777][ T32] r4:83240000 [ 1324.042898][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.043009][ T32] r5:83240000 r4:829187f0 [ 1324.043056][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.043141][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.043240][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df845e08 [ 1324.043289][ T32] r4:00000000 [ 1324.043352][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.043437][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.043516][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.043603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85819740 [ 1324.043651][ T32] r4:00000000 [ 1324.043691][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.043793][ T32] r9:83018005 r8:83240000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1324.043840][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.054596][ T32] r5:00001000 r4:ebb09000 [ 1324.054875][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.055009][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.055105][ T32] r5:8579238c r4:85792000 [ 1324.055152][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.055251][ T32] r7:dddced40 r6:83018000 r5:8579238c r4:830b8580 [ 1324.055297][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.055395][ T32] r10:61c88647 r9:83240000 r8:830b85ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.055446][ T32] r4:830b8580 [ 1324.055490][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.055606][ T32] r10:00000000 r9:830b8580 r8:8027ed34 r7:df83de60 r6:830b8680 r5:83240000 [ 1324.055659][ T32] r4:00000001 [ 1324.055703][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.055885][ T32] Exception stack(0xdf845fb0 to 0xdf845ff8) [ 1324.056095][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.056180][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.056241][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.056348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.056408][ T32] r4:830b7900 [ 1324.058021][ T32] INFO: task kworker/0:1:11 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.058132][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.058301][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.058405][ T32] Call trace: [ 1324.058473][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.058584][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.058637][ T32] r4:00000000 [ 1324.058682][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.058773][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.058843][ T32] 5d20: b3513000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.058908][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.058983][ T32] 5d60: 800f0013 ffffffff [ 1324.059045][ T32] r5:800f0013 r4:80239bd0 [ 1324.059098][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.059188][ T32] r4:82ac11e4 [ 1324.059233][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.059327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.059415][ T32] r4:eaeb5dc0 [ 1324.059464][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.059561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.059611][ T32] r4:00000000 [ 1324.059654][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.059765][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.059816][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.059907][ T32] r5:00001000 r4:eadb5000 [ 1324.059980][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.060073][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.060162][ T32] r5:8524af8c r4:8524ac00 [ 1324.060213][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.060313][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.060359][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.060457][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.060510][ T32] r4:84b79e80 [ 1324.060595][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.060730][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.060796][ T32] r4:00000001 [ 1324.060840][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.060916][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.060975][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.061039][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.061099][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.061197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.061252][ T32] r4:84719340 [ 1324.061663][ T32] INFO: task kworker/0:0:3092 blocked for more than 450 seconds. [ 1324.061763][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.061823][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.061871][ T32] task:kworker/0:0 state:D stack:0 pid:3092 tgid:3092 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.061974][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.062093][ T32] Call trace: [ 1324.062160][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.062264][ T32] r10:829187f4 r9:df9d5d84 r8:00000002 r7:60000013 r6:df9d5d8c r5:839f8000 [ 1324.062331][ T32] r4:839f8000 [ 1324.062380][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.062484][ T32] r5:839f8000 r4:829187f0 [ 1324.062536][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.062621][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.062719][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d5e08 [ 1324.062795][ T32] r4:00000000 [ 1324.062844][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.062927][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.063011][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.063104][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85819d80 [ 1324.063153][ T32] r4:00000000 [ 1324.063196][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.063296][ T32] r9:83018005 r8:839f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1324.063348][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.063455][ T32] r5:00001000 r4:ebda3000 [ 1324.063536][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.063624][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.063715][ T32] r5:85793b8c r4:85793800 [ 1324.063770][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.063872][ T32] r7:dddced40 r6:83018000 r5:85793b8c r4:830b8480 [ 1324.074767][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.075004][ T32] r10:61c88647 r9:839f8000 r8:830b84ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.075062][ T32] r4:830b8480 [ 1324.075110][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.075213][ T32] r10:00000000 r9:830b8480 r8:8027ed34 r7:df911e60 r6:8473a100 r5:839f8000 [ 1324.075264][ T32] r4:00000001 [ 1324.075307][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.075385][ T32] Exception stack(0xdf9d5fb0 to 0xdf9d5ff8) [ 1324.075449][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.075512][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.075574][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.075641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.075690][ T32] r4:8499ca00 [ 1324.077010][ T32] INFO: task kworker/0:0:3092 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.077094][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.077261][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.077369][ T32] Call trace: [ 1324.077442][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.077562][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.077614][ T32] r4:00000000 [ 1324.077659][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.077741][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.077817][ T32] 5d20: b378b000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.077882][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.077935][ T32] 5d60: 800f0013 ffffffff [ 1324.078022][ T32] r5:800f0013 r4:80239bd0 [ 1324.078074][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.078166][ T32] r4:82ac11e4 [ 1324.078212][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.078320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.078375][ T32] r4:eaeb5dc0 [ 1324.078420][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.078518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.078574][ T32] r4:00000000 [ 1324.078620][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.078721][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.078775][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.078867][ T32] r5:00001000 r4:eadb5000 [ 1324.078932][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.079035][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.079137][ T32] r5:8524af8c r4:8524ac00 [ 1324.079182][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.079280][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.079327][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.079425][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.079510][ T32] r4:84b79e80 [ 1324.079581][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.079699][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.079767][ T32] r4:00000001 [ 1324.079815][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.079890][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.079948][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.080013][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.080072][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.080136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.080185][ T32] r4:84719340 [ 1324.080262][ T32] INFO: task kworker/0:6:3126 blocked for more than 450 seconds. [ 1324.080331][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.080387][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.080433][ T32] task:kworker/0:6 state:D stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.080535][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.080679][ T32] Call trace: [ 1324.080770][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.080880][ T32] r10:829187f4 r9:df9e1d84 r8:00000002 r7:60000013 r6:df9e1d8c r5:8400bc00 [ 1324.080932][ T32] r4:8400bc00 [ 1324.080977][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.081064][ T32] r5:8400bc00 r4:829187f0 [ 1324.081109][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.081193][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.081292][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e1e08 [ 1324.081342][ T32] r4:00000000 [ 1324.081401][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.081487][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.081571][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.081662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85819840 [ 1324.081713][ T32] r4:00000000 [ 1324.081763][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.081876][ T32] r9:83018005 r8:8400bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1324.081957][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.082055][ T32] r5:00001000 r4:ebb33000 [ 1324.082101][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.082182][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.082270][ T32] r5:8579278c r4:85792400 [ 1324.082316][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.082409][ T32] r7:dddced40 r6:83018000 r5:8579278c r4:830b8700 [ 1324.082469][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.082574][ T32] r10:61c88647 r9:8400bc00 r8:830b872c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.082624][ T32] r4:830b8700 [ 1324.082667][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.082774][ T32] r10:00000000 r9:830b8700 r8:8027ed34 r7:df98de60 r6:832a1180 r5:8400bc00 [ 1324.082840][ T32] r4:00000001 [ 1324.082890][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.082977][ T32] Exception stack(0xdf9e1fb0 to 0xdf9e1ff8) [ 1324.083037][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.083101][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.083161][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.083242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.083293][ T32] r4:84987b80 [ 1324.095198][ T32] INFO: task kworker/0:6:3126 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.095354][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.095521][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.095644][ T32] Call trace: [ 1324.095733][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.095856][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.095925][ T32] r4:00000000 [ 1324.095976][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.096060][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.096127][ T32] 5d20: b3ba1000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.096190][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.096244][ T32] 5d60: 800f0013 ffffffff [ 1324.096298][ T32] r5:800f0013 r4:80239bd0 [ 1324.096348][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.096438][ T32] r4:82ac11e4 [ 1324.096482][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.096604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.096659][ T32] r4:eaeb5dc0 [ 1324.096704][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.096808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.096869][ T32] r4:00000000 [ 1324.096913][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.097012][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.097060][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.097146][ T32] r5:00001000 r4:eadb5000 [ 1324.097190][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.097270][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.097358][ T32] r5:8524af8c r4:8524ac00 [ 1324.097403][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.097503][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.097552][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.097649][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.097698][ T32] r4:84b79e80 [ 1324.097742][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.097845][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.097928][ T32] r4:00000001 [ 1324.097987][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.098078][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.098140][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.098204][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.098281][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.098351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.098402][ T32] r4:84719340 [ 1324.098463][ T32] INFO: task kworker/0:7:3128 blocked for more than 450 seconds. [ 1324.098531][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.098585][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.098629][ T32] task:kworker/0:7 state:D stack:0 pid:3128 tgid:3128 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.098721][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.098818][ T32] Call trace: [ 1324.098883][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.098981][ T32] r10:829187f4 r9:df9fdd84 r8:00000002 r7:60000013 r6:df9fdd8c r5:8400d400 [ 1324.099032][ T32] r4:8400d400 [ 1324.099112][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.099212][ T32] r5:8400d400 r4:829187f0 [ 1324.099258][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.099338][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.099434][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9fde08 [ 1324.099482][ T32] r4:00000000 [ 1324.099529][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.099623][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.099704][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.099802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474bf00 [ 1324.099852][ T32] r4:00000000 [ 1324.099897][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.099993][ T32] r9:83018005 r8:8400d400 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1324.100040][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.100128][ T32] r5:00001000 r4:eac11000 [ 1324.100172][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.100253][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.100356][ T32] r5:852bef8c r4:852bec00 [ 1324.100400][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.100512][ T32] r7:dddced40 r6:83018000 r5:852bef8c r4:83971a00 [ 1324.100599][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.100722][ T32] r10:61c88647 r9:8400d400 r8:83971a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.100784][ T32] r4:83971a00 [ 1324.100830][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.100925][ T32] r10:00000000 r9:83971a00 r8:8027ed34 r7:df9e1e60 r6:8473d000 r5:8400d400 [ 1324.100974][ T32] r4:00000001 [ 1324.101015][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.101089][ T32] Exception stack(0xdf9fdfb0 to 0xdf9fdff8) [ 1324.101146][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.101208][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.101267][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.101331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.101379][ T32] r4:84987b80 [ 1324.102529][ T32] INFO: task kworker/0:7:3128 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.102600][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.102731][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.102847][ T32] Call trace: [ 1324.102913][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.103016][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.103066][ T32] r4:00000000 [ 1324.103109][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.103185][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.103250][ T32] 5d20: b3ba1000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.103315][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.103371][ T32] 5d60: 800f0013 ffffffff [ 1324.103426][ T32] r5:800f0013 r4:80239bd0 [ 1324.103471][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.103559][ T32] r4:82ac11e4 [ 1324.103605][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.103691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.103762][ T32] r4:eaeb5dc0 [ 1324.103829][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.103982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.114495][ T32] r4:00000000 [ 1324.114628][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.114782][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.114831][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.114950][ T32] r5:00001000 r4:eadb5000 [ 1324.115001][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.115086][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.115176][ T32] r5:8524af8c r4:8524ac00 [ 1324.115219][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.115316][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.115361][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.115456][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.115504][ T32] r4:84b79e80 [ 1324.115548][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.115642][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.115713][ T32] r4:00000001 [ 1324.115768][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.115852][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.115929][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.116025][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.116096][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.116162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.116211][ T32] r4:84719340 [ 1324.116280][ T32] INFO: task kworker/1:12:3140 blocked for more than 450 seconds. [ 1324.116347][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.116399][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.116446][ T32] task:kworker/1:12 state:D stack:0 pid:3140 tgid:3140 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.116579][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.116671][ T32] Call trace: [ 1324.116737][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.116846][ T32] r10:829187f4 r9:dfa2dd84 r8:00000002 r7:60000113 r6:dfa2dd8c r5:83a08000 [ 1324.116895][ T32] r4:83a08000 [ 1324.116937][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.117018][ T32] r5:83a08000 r4:829187f0 [ 1324.117061][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.117141][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.117236][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa2de08 [ 1324.117282][ T32] r4:00000000 [ 1324.117323][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.117400][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.117476][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.117567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b74540 [ 1324.117631][ T32] r4:00000000 [ 1324.117678][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.117774][ T32] r9:83018205 r8:83a08000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1324.117825][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.117914][ T32] r5:00001000 r4:eac39000 [ 1324.117957][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.118038][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.118128][ T32] r5:852a438c r4:852a4000 [ 1324.118168][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.118261][ T32] r7:ddde2d40 r6:83018200 r5:852a438c r4:8473d580 [ 1324.118304][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.118399][ T32] r10:61c88647 r9:83a08000 r8:8473d5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.118446][ T32] r4:8473d580 [ 1324.118486][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.118581][ T32] r10:00000000 r9:8473d580 r8:8027ed34 r7:dfa21e60 r6:8473d600 r5:83a08000 [ 1324.118674][ T32] r4:00000001 [ 1324.118736][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.118819][ T32] Exception stack(0xdfa2dfb0 to 0xdfa2dff8) [ 1324.118877][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.118936][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.118993][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.119057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.119109][ T32] r4:84983e80 [ 1324.120374][ T32] INFO: task kworker/1:12:3140 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.120446][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.120597][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.120718][ T32] Call trace: [ 1324.120789][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.120892][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.120942][ T32] r4:00000000 [ 1324.120984][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.121059][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.121123][ T32] 5d20: b3f4a000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.121188][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.121239][ T32] 5d60: 800f0013 ffffffff [ 1324.121289][ T32] r5:800f0013 r4:80239bd0 [ 1324.121331][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.121413][ T32] r4:82ac11e4 [ 1324.121455][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.121548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.121595][ T32] r4:eaeb5dc0 [ 1324.121637][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.121727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.121781][ T32] r4:00000000 [ 1324.121825][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.121936][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.121987][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.122074][ T32] r5:00001000 r4:eadb5000 [ 1324.122116][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.122257][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.122352][ T32] r5:8524af8c r4:8524ac00 [ 1324.122411][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.122514][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.122559][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.122654][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.122700][ T32] r4:84b79e80 [ 1324.122759][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.122870][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.122919][ T32] r4:00000001 [ 1324.122962][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.123033][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.123090][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.123151][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.123208][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.123286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.123337][ T32] r4:84719340 [ 1324.123390][ T32] INFO: task kworker/1:13:3142 blocked for more than 450 seconds. [ 1324.123467][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.123518][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.123562][ T32] task:kworker/1:13 state:D stack:0 pid:3142 tgid:3142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.123648][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.123728][ T32] Call trace: [ 1324.123800][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.123897][ T32] r10:829187f4 r9:dfa35d84 r8:00000002 r7:60000113 r6:dfa35d8c r5:83a0d400 [ 1324.135019][ T32] r4:83a0d400 [ 1324.135182][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.135309][ T32] r5:83a0d400 r4:829187f0 [ 1324.135355][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.135436][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.135536][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa35e08 [ 1324.135592][ T32] r4:00000000 [ 1324.135638][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.135715][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.135807][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.135929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e1040 [ 1324.136009][ T32] r4:00000000 [ 1324.136058][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.136159][ T32] r9:83018205 r8:83a0d400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1324.136231][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.136368][ T32] r5:00001000 r4:eac0f000 [ 1324.136426][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.136525][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.136674][ T32] r5:844b8b8c r4:844b8800 [ 1324.136723][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.136829][ T32] r7:ddde2d40 r6:83018200 r5:844b8b8c r4:8473d680 [ 1324.136873][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.136967][ T32] r10:61c88647 r9:83a0d400 r8:8473d6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.137028][ T32] r4:8473d680 [ 1324.137075][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.137171][ T32] r10:00000000 r9:8473d680 r8:8027ed34 r7:dfa2de60 r6:8473d700 r5:83a0d400 [ 1324.137218][ T32] r4:00000001 [ 1324.137260][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.137358][ T32] Exception stack(0xdfa35fb0 to 0xdfa35ff8) [ 1324.137435][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.137497][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.137556][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.137620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.137667][ T32] r4:84777080 [ 1324.138976][ T32] INFO: task kworker/1:13:3142 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.139046][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.139185][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.139302][ T32] Call trace: [ 1324.139386][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.139487][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.139540][ T32] r4:00000000 [ 1324.139582][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.139658][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.139720][ T32] 5d20: b42bd000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.139997][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.140151][ T32] 5d60: 800f0013 ffffffff [ 1324.140239][ T32] r5:800f0013 r4:80239bd0 [ 1324.140311][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.140459][ T32] r4:82ac11e4 [ 1324.140575][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.140702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.140774][ T32] r4:eaeb5dc0 [ 1324.140841][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.140978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.141077][ T32] r4:00000000 [ 1324.141136][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.141268][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.141327][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.141445][ T32] r5:00001000 r4:eadb5000 [ 1324.141579][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.141701][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.141817][ T32] r5:8524af8c r4:8524ac00 [ 1324.141874][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.142004][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.142079][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.142207][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.142273][ T32] r4:84b79e80 [ 1324.142318][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.142415][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.142486][ T32] r4:00000001 [ 1324.142548][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.142734][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.142828][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.142897][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.142957][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.143025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.143074][ T32] r4:84719340 [ 1324.143137][ T32] INFO: task kworker/1:14:3143 blocked for more than 450 seconds. [ 1324.143209][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.143262][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.143307][ T32] task:kworker/1:14 state:D stack:0 pid:3143 tgid:3143 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.143419][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.143527][ T32] Call trace: [ 1324.143596][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.143693][ T32] r10:829187f4 r9:dfa05d84 r8:00000002 r7:60000113 r6:dfa05d8c r5:83a0b000 [ 1324.143745][ T32] r4:83a0b000 [ 1324.143791][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.143880][ T32] r5:83a0b000 r4:829187f0 [ 1324.143925][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.162393][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.162581][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa05e08 [ 1324.162645][ T32] r4:00000000 [ 1324.162693][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.162777][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.162879][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.162980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525e240 [ 1324.163032][ T32] r4:00000000 [ 1324.163075][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.163176][ T32] r9:83018205 r8:83a0b000 r7:00000000 r6:83018200 r5:00001000 r4:7f025000 [ 1324.163297][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.163404][ T32] r5:00001000 r4:df9f9000 [ 1324.163452][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.163548][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.163641][ T32] r5:8514f78c r4:8514f400 [ 1324.163694][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.163803][ T32] r7:ddde2d40 r6:83018200 r5:8514f78c r4:8473d780 [ 1324.163964][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.174855][ T32] r10:61c88647 r9:83a0b000 r8:8473d7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.174932][ T32] r4:8473d780 [ 1324.174980][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.175105][ T32] r10:00000000 r9:8473d780 r8:8027ed34 r7:dfa35e60 r6:8473d800 r5:83a0b000 [ 1324.175203][ T32] r4:00000001 [ 1324.175283][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.175387][ T32] Exception stack(0xdfa05fb0 to 0xdfa05ff8) [ 1324.175488][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.175564][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.175625][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.175691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.175775][ T32] r4:84777080 [ 1324.177115][ T32] INFO: task kworker/1:14:3143 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.177186][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.177352][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.177476][ T32] Call trace: [ 1324.177570][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.177682][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.177749][ T32] r4:00000000 [ 1324.177801][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.177884][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.177965][ T32] 5d20: b458e000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.178035][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.178103][ T32] 5d60: 800f0013 ffffffff [ 1324.178161][ T32] r5:800f0013 r4:80239bd0 [ 1324.178234][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.178356][ T32] r4:82ac11e4 [ 1324.178406][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.178526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.178592][ T32] r4:eaeb5dc0 [ 1324.178638][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.178746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.178801][ T32] r4:00000000 [ 1324.178865][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.178970][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.179045][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.179196][ T32] r5:00001000 r4:eadb5000 [ 1324.179248][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.179393][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.179521][ T32] r5:8524af8c r4:8524ac00 [ 1324.179592][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.179693][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.179739][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.179837][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.179902][ T32] r4:84b79e80 [ 1324.179950][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.180074][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.180204][ T32] r4:00000001 [ 1324.180263][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.180356][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.180434][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.180504][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.180668][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.180741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.180791][ T32] r4:84719340 [ 1324.181126][ T32] INFO: task kworker/1:15:3146 blocked for more than 450 seconds. [ 1324.181223][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.181315][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.181394][ T32] task:kworker/1:15 state:D stack:0 pid:3146 tgid:3146 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.181494][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.181587][ T32] Call trace: [ 1324.181713][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.181819][ T32] r10:829187f4 r9:dfa49d84 r8:00000002 r7:60000113 r6:dfa49d8c r5:840f1800 [ 1324.181885][ T32] r4:840f1800 [ 1324.181935][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.182024][ T32] r5:840f1800 r4:829187f0 [ 1324.182094][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.182231][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.182337][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa49e08 [ 1324.182414][ T32] r4:00000000 [ 1324.182524][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.182613][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.182744][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.182854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7000 [ 1324.182919][ T32] r4:00000000 [ 1324.182968][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.183067][ T32] r9:83018205 r8:840f1800 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1324.183115][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.183202][ T32] r5:00001000 r4:dfcff000 [ 1324.183269][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.183358][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.183452][ T32] r5:847e838c r4:847e8000 [ 1324.183502][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.183604][ T32] r7:ddde2d40 r6:83018200 r5:847e838c r4:8473d880 [ 1324.183679][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.183790][ T32] r10:61c88647 r9:840f1800 r8:8473d8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.183841][ T32] r4:8473d880 [ 1324.183884][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.183979][ T32] r10:00000000 r9:8473d880 r8:8027ed34 r7:dfa35e60 r6:8473d900 r5:840f1800 [ 1324.207792][ T32] r4:00000001 [ 1324.207938][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.208050][ T32] Exception stack(0xdfa49fb0 to 0xdfa49ff8) [ 1324.208117][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.208199][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.208265][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.208333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.208385][ T32] r4:84777300 [ 1324.209709][ T32] INFO: task kworker/1:15:3146 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.209782][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.209917][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.210013][ T32] Call trace: [ 1324.210138][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.210243][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.210294][ T32] r4:00000000 [ 1324.210353][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.210468][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.210572][ T32] 5d20: b4693000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.210658][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.210717][ T32] 5d60: 800f0013 ffffffff [ 1324.210774][ T32] r5:800f0013 r4:80239bd0 [ 1324.210818][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.210905][ T32] r4:82ac11e4 [ 1324.210949][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.211041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.211091][ T32] r4:eaeb5dc0 [ 1324.211134][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.211225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.211275][ T32] r4:00000000 [ 1324.211318][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.211434][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.211486][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.211585][ T32] r5:00001000 r4:eadb5000 [ 1324.211630][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.211710][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.211837][ T32] r5:8524af8c r4:8524ac00 [ 1324.211889][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.212002][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.212112][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.212220][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.212285][ T32] r4:84b79e80 [ 1324.212348][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.212452][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.212522][ T32] r4:00000001 [ 1324.212610][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.212753][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.212798][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.212830][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.212858][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.212889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.212931][ T32] r4:84719340 [ 1324.212972][ T32] INFO: task kworker/1:16:3148 blocked for more than 450 seconds. [ 1324.213009][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.213037][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.213060][ T32] task:kworker/1:16 state:D stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.213107][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.213149][ T32] Call trace: [ 1324.213180][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.213227][ T32] r10:829187f4 r9:dfa51d84 r8:00000002 r7:60000013 r6:dfa51d8c r5:840f5400 [ 1324.213271][ T32] r4:840f5400 [ 1324.213311][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.213386][ T32] r5:840f5400 r4:829187f0 [ 1324.213573][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.213646][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.213697][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa51e08 [ 1324.213722][ T32] r4:00000000 [ 1324.213742][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.213784][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.213822][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.213866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85126080 [ 1324.213889][ T32] r4:00000000 [ 1324.214010][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.234523][ T32] r9:83018205 r8:840f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f025000 [ 1324.234564][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.234631][ T32] r5:00001000 r4:dfa53000 [ 1324.234653][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.234714][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.234766][ T32] r5:847e938c r4:847e9000 [ 1324.234789][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.234883][ T32] r7:ddde2d40 r6:83018200 r5:847e938c r4:8473d980 [ 1324.234908][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.235057][ T32] r10:61c88647 r9:840f5400 r8:8473d9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.235085][ T32] r4:8473d980 [ 1324.235107][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.235500][ T32] r10:00000000 r9:8473d980 r8:8027ed34 r7:dfa49e60 r6:8473da00 r5:840f5400 [ 1324.235531][ T32] r4:00000001 [ 1324.235553][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.235591][ T32] Exception stack(0xdfa51fb0 to 0xdfa51ff8) [ 1324.236383][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.236418][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.236446][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.236482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.236585][ T32] r4:84777480 [ 1324.237334][ T32] INFO: task kworker/1:16:3148 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.237372][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.237528][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.237877][ T32] Call trace: [ 1324.238578][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.238636][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.238661][ T32] r4:00000000 [ 1324.238699][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.238742][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.238774][ T32] 5d20: b4a09000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.238804][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.238828][ T32] 5d60: 800f0013 ffffffff [ 1324.239078][ T32] r5:800f0013 r4:80239bd0 [ 1324.239351][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.239398][ T32] r4:82ac11e4 [ 1324.239419][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.239506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.239538][ T32] r4:eaeb5dc0 [ 1324.239563][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.239612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.239635][ T32] r4:00000000 [ 1324.239755][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.239807][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.239830][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.239874][ T32] r5:00001000 r4:eadb5000 [ 1324.239976][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.240050][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.240403][ T32] r5:8524af8c r4:8524ac00 [ 1324.240459][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.240667][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.240707][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.240917][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.240948][ T32] r4:84b79e80 [ 1324.241505][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.241569][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.241604][ T32] r4:00000001 [ 1324.241625][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.241666][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.241854][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.241895][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.242152][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.242187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.242521][ T32] r4:84719340 [ 1324.242570][ T32] INFO: task kworker/1:17:3149 blocked for more than 450 seconds. [ 1324.242607][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.242633][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.242654][ T32] task:kworker/1:17 state:D stack:0 pid:3149 tgid:3149 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.242818][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.242887][ T32] Call trace: [ 1324.242941][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.242991][ T32] r10:829187f4 r9:dfa71d84 r8:00000002 r7:60000113 r6:dfa71d8c r5:840f3000 [ 1324.243014][ T32] r4:840f3000 [ 1324.243035][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.243097][ T32] r5:840f3000 r4:829187f0 [ 1324.243442][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.243496][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.243554][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa71e08 [ 1324.243578][ T32] r4:00000000 [ 1324.243598][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.243784][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.243827][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.243948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85358d80 [ 1324.272604][ T32] r4:00000000 [ 1324.273114][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.273194][ T32] r9:83018205 r8:840f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1324.273229][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.273312][ T32] r5:00001000 r4:eb1eb000 [ 1324.273702][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.273950][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.285377][ T32] r5:85316f8c r4:85316c00 [ 1324.285413][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.285482][ T32] r7:ddde2d40 r6:83018200 r5:85316f8c r4:8473da80 [ 1324.285503][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.285563][ T32] r10:61c88647 r9:840f3000 r8:8473daac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.285586][ T32] r4:8473da80 [ 1324.285606][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.285653][ T32] r10:00000000 r9:8473da80 r8:8027ed34 r7:dfa51e60 r6:8473db00 r5:840f3000 [ 1324.285677][ T32] r4:00000001 [ 1324.285696][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.285733][ T32] Exception stack(0xdfa71fb0 to 0xdfa71ff8) [ 1324.285763][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.285793][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.285820][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.285851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.285899][ T32] r4:84777700 [ 1324.286736][ T32] INFO: task kworker/1:17:3149 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.286777][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.287461][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.287539][ T32] Call trace: [ 1324.287581][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.287639][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.287664][ T32] r4:00000000 [ 1324.287685][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.287724][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.287755][ T32] 5d20: b5278000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.287785][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.288194][ T32] 5d60: 800f0013 ffffffff [ 1324.288224][ T32] r5:800f0013 r4:80239bd0 [ 1324.288246][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.288292][ T32] r4:82ac11e4 [ 1324.288313][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.288357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.288411][ T32] r4:eaeb5dc0 [ 1324.288436][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.288482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.288553][ T32] r4:00000000 [ 1324.288582][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.288633][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.288655][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.288698][ T32] r5:00001000 r4:eadb5000 [ 1324.288718][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.288757][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.288807][ T32] r5:8524af8c r4:8524ac00 [ 1324.288829][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.289043][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.289068][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.289257][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.289506][ T32] r4:84b79e80 [ 1324.289535][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.289584][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.289607][ T32] r4:00000001 [ 1324.289627][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.289662][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.289691][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.289720][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.289747][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.289783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.289808][ T32] r4:84719340 [ 1324.289874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.289975][ T32] INFO: task kworker/0:8:3152 blocked for more than 450 seconds. [ 1324.290017][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.290294][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.290321][ T32] task:kworker/0:8 state:D stack:0 pid:3152 tgid:3152 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.290446][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.290490][ T32] Call trace: [ 1324.290527][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.290576][ T32] r10:829187f4 r9:dfa79d84 r8:00000002 r7:60000113 r6:dfa79d8c r5:840f2400 [ 1324.290599][ T32] r4:840f2400 [ 1324.290715][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.290943][ T32] r5:840f2400 r4:829187f0 [ 1324.290968][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.291010][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.291057][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa79e08 [ 1324.291080][ T32] r4:00000000 [ 1324.291100][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.291149][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.291191][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.291237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535b700 [ 1324.291260][ T32] r4:00000000 [ 1324.291279][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.291362][ T32] r9:83018005 r8:840f2400 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [ 1324.291391][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.291491][ T32] r5:00001000 r4:dfa81000 [ 1324.291521][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.291564][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.291864][ T32] r5:854da78c r4:854da400 [ 1324.291888][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.292159][ T32] r7:dddced40 r6:83018000 r5:854da78c r4:84206380 [ 1324.292220][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.292470][ T32] r10:61c88647 r9:840f2400 r8:842063ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.292787][ T32] r4:84206380 [ 1324.292977][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.293032][ T32] r10:00000000 r9:84206380 r8:8027ed34 r7:df9e1e60 r6:8473db80 r5:840f2400 [ 1324.293056][ T32] r4:00000001 [ 1324.293075][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.293111][ T32] Exception stack(0xdfa79fb0 to 0xdfa79ff8) [ 1324.293138][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.293167][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.293195][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.293227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.293253][ T32] r4:84987680 [ 1324.293624][ T32] INFO: task kworker/0:8:3152 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.293658][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.293723][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.293772][ T32] Call trace: [ 1324.293803][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.293853][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.293882][ T32] r4:00000000 [ 1324.293974][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.320366][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.320563][ T32] 5d20: b57fa000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.320762][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.320794][ T32] 5d60: 800f0013 ffffffff [ 1324.320824][ T32] r5:800f0013 r4:80239bd0 [ 1324.320847][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.321236][ T32] r4:82ac11e4 [ 1324.321262][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.321310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.321334][ T32] r4:eaeb5dc0 [ 1324.321497][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.321555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.321669][ T32] r4:00000000 [ 1324.321694][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.321815][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.322139][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.322744][ T32] r5:00001000 r4:eadb5000 [ 1324.322770][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.322813][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.322869][ T32] r5:8524af8c r4:8524ac00 [ 1324.322894][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.323078][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.323104][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.323154][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.323177][ T32] r4:84b79e80 [ 1324.323498][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.323943][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.338639][ T32] r4:00000001 [ 1324.338690][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.338873][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.338911][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.338943][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.339051][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.339087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.339112][ T32] r4:84719340 [ 1324.339136][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.339165][ T32] INFO: task kworker/1:18:3153 blocked for more than 450 seconds. [ 1324.339233][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.339264][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.339499][ T32] task:kworker/1:18 state:D stack:0 pid:3153 tgid:3153 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.340456][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.340612][ T32] Call trace: [ 1324.340653][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.340707][ T32] r10:829187f4 r9:dfa6dd84 r8:00000002 r7:60000113 r6:dfa6dd8c r5:840f6c00 [ 1324.340732][ T32] r4:840f6c00 [ 1324.340752][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.340794][ T32] r5:840f6c00 r4:829187f0 [ 1324.340814][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.341491][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.342052][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa6de08 [ 1324.342151][ T32] r4:00000000 [ 1324.342182][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.342225][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.342267][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.342404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85490cc0 [ 1324.342432][ T32] r4:00000000 [ 1324.342453][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.342520][ T32] r9:83018205 r8:840f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1324.342547][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.342593][ T32] r5:00001000 r4:eb2a7000 [ 1324.342614][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.342726][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.342775][ T32] r5:8541ff8c r4:8541fc00 [ 1324.342797][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.342846][ T32] r7:ddde2d40 r6:83018200 r5:8541ff8c r4:8473dc00 [ 1324.343606][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.343710][ T32] r10:61c88647 r9:840f6c00 r8:8473dc2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.343737][ T32] r4:8473dc00 [ 1324.343758][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.343806][ T32] r10:00000000 r9:8473dc00 r8:8027ed34 r7:dfa51e60 r6:8473dc80 r5:840f6c00 [ 1324.343829][ T32] r4:00000001 [ 1324.343847][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.343884][ T32] Exception stack(0xdfa6dfb0 to 0xdfa6dff8) [ 1324.343984][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.359533][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.359625][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.359699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.359772][ T32] r4:847779c0 [ 1324.361124][ T32] INFO: task kworker/1:18:3153 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.361204][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.361374][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.361505][ T32] Call trace: [ 1324.361639][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.361759][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.361820][ T32] r4:00000000 [ 1324.361908][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.362010][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.362086][ T32] 5d20: b5d77000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.362158][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.362218][ T32] 5d60: 800f0013 ffffffff [ 1324.362322][ T32] r5:800f0013 r4:80239bd0 [ 1324.362426][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.362556][ T32] r4:82ac11e4 [ 1324.362617][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.362722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.362778][ T32] r4:eaeb5dc0 [ 1324.362830][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.362932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.362989][ T32] r4:00000000 [ 1324.363038][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.363144][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.363196][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.363294][ T32] r5:00001000 r4:eadb5000 [ 1324.363347][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.363438][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.363542][ T32] r5:8524af8c r4:8524ac00 [ 1324.363590][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.363696][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.363745][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.363857][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.363968][ T32] r4:84b79e80 [ 1324.384792][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.384977][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.385037][ T32] r4:00000001 [ 1324.385084][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.385171][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.385248][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.385319][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.385412][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.385492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.385553][ T32] r4:84719340 [ 1324.385611][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.385678][ T32] INFO: task kworker/1:19:3155 blocked for more than 450 seconds. [ 1324.385754][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.385814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.385866][ T32] task:kworker/1:19 state:D stack:0 pid:3155 tgid:3155 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.385978][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.386079][ T32] Call trace: [ 1324.386180][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.386303][ T32] r10:829187f4 r9:dfa8dd84 r8:00000002 r7:60000113 r6:dfa8dd8c r5:840f0000 [ 1324.386361][ T32] r4:840f0000 [ 1324.386415][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.386518][ T32] r5:840f0000 r4:829187f0 [ 1324.386566][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.386674][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.386787][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa8de08 [ 1324.386844][ T32] r4:00000000 [ 1324.386894][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.386977][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.387068][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.387170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c3ac0 [ 1324.387223][ T32] r4:00000000 [ 1324.387273][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.387434][ T32] r9:83018205 r8:840f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1324.387495][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.387603][ T32] r5:00001000 r4:eac59000 [ 1324.387653][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.387743][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.387840][ T32] r5:8531778c r4:85317400 [ 1324.387888][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.387987][ T32] r7:ddde2d40 r6:83018200 r5:8531778c r4:8473dd00 [ 1324.388043][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.388148][ T32] r10:61c88647 r9:840f0000 r8:8473dd2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.388205][ T32] r4:8473dd00 [ 1324.388256][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.388380][ T32] r10:00000000 r9:8473dd00 r8:8027ed34 r7:dfa51e60 r6:8473dd80 r5:840f0000 [ 1324.388441][ T32] r4:00000001 [ 1324.388490][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.388602][ T32] Exception stack(0xdfa8dfb0 to 0xdfa8dff8) [ 1324.388665][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.388724][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.388788][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.388906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.388972][ T32] r4:84777d80 [ 1324.390294][ T32] INFO: task kworker/1:19:3155 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.390379][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.390557][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.390670][ T32] Call trace: [ 1324.390773][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.390881][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.390936][ T32] r4:00000000 [ 1324.390981][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.391065][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.391152][ T32] 5d20: b5f9a000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.391226][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.391282][ T32] 5d60: 800f0013 ffffffff [ 1324.391341][ T32] r5:800f0013 r4:80239bd0 [ 1324.391412][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.391519][ T32] r4:82ac11e4 [ 1324.391582][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.391684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.391741][ T32] r4:eaeb5dc0 [ 1324.391807][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.391902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.391986][ T32] r4:00000000 [ 1324.392015][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.392110][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.392191][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.392240][ T32] r5:00001000 r4:eadb5000 [ 1324.392262][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.392314][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.392361][ T32] r5:8524af8c r4:8524ac00 [ 1324.392381][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.392429][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.392513][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.392585][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.392610][ T32] r4:84b79e80 [ 1324.392631][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.392679][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.392765][ T32] r4:00000001 [ 1324.392879][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.392920][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.393172][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.393217][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.393248][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.393424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.393450][ T32] r4:84719340 [ 1324.393472][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.393497][ T32] INFO: task kworker/1:20:3158 blocked for more than 450 seconds. [ 1324.393559][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.393642][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.393668][ T32] task:kworker/1:20 state:D stack:0 pid:3158 tgid:3158 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.393718][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.393888][ T32] Call trace: [ 1324.418480][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.418665][ T32] r10:829187f4 r9:dfa99d84 r8:00000002 r7:60000113 r6:dfa99d8c r5:840f4800 [ 1324.418715][ T32] r4:840f4800 [ 1324.418768][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.418860][ T32] r5:840f4800 r4:829187f0 [ 1324.418907][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.418995][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.419130][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa99e08 [ 1324.419208][ T32] r4:00000000 [ 1324.419261][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.419354][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.419448][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.419560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560bcc0 [ 1324.419617][ T32] r4:00000000 [ 1324.419688][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.419813][ T32] r9:83018205 r8:840f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.419865][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.419968][ T32] r5:00001000 r4:eb3bf000 [ 1324.420049][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.420145][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.420237][ T32] r5:8546e78c r4:8546e400 [ 1324.420288][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.420387][ T32] r7:ddde2d40 r6:83018200 r5:8546e78c r4:8473de00 [ 1324.420432][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.420570][ T32] r10:61c88647 r9:840f4800 r8:8473de2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.420630][ T32] r4:8473de00 [ 1324.420682][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.420782][ T32] r10:00000000 r9:8473de00 r8:8027ed34 r7:dfa51e60 r6:8473de80 r5:840f4800 [ 1324.420851][ T32] r4:00000001 [ 1324.420909][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.421013][ T32] Exception stack(0xdfa99fb0 to 0xdfa99ff8) [ 1324.421254][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.421337][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.421408][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.421480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.421545][ T32] r4:84777e00 [ 1324.422891][ T32] INFO: task kworker/1:20:3158 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.423022][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.423188][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.423297][ T32] Call trace: [ 1324.423374][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.423491][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.423560][ T32] r4:00000000 [ 1324.423603][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.423688][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.423763][ T32] 5d20: b60dc000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.423861][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.444920][ T32] 5d60: 800f0013 ffffffff [ 1324.445116][ T32] r5:800f0013 r4:80239bd0 [ 1324.445195][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.445332][ T32] r4:82ac11e4 [ 1324.445385][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.445489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.445560][ T32] r4:eaeb5dc0 [ 1324.445631][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.445748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.445809][ T32] r4:00000000 [ 1324.445855][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.445964][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.446017][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.446117][ T32] r5:00001000 r4:eadb5000 [ 1324.446188][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.446314][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.446418][ T32] r5:8524af8c r4:8524ac00 [ 1324.446492][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.446608][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.446661][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.446812][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.446907][ T32] r4:84b79e80 [ 1324.446965][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.447093][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.447178][ T32] r4:00000001 [ 1324.447237][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.447372][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.447507][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.447591][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.447687][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.447761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.447818][ T32] r4:84719340 [ 1324.447929][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.448026][ T32] INFO: task kworker/0:9:3160 blocked for more than 450 seconds. [ 1324.448102][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.448158][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.448209][ T32] task:kworker/0:9 state:D stack:0 pid:3160 tgid:3160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.448335][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.448684][ T32] Call trace: [ 1324.448756][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.448871][ T32] r10:829187f4 r9:dfaa5d84 r8:00000002 r7:60000113 r6:dfaa5d8c r5:840f0c00 [ 1324.448949][ T32] r4:840f0c00 [ 1324.449004][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.449112][ T32] r5:840f0c00 r4:829187f0 [ 1324.449193][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.449295][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.449401][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa5e08 [ 1324.449456][ T32] r4:00000000 [ 1324.449520][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.449631][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.449722][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.449820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858199c0 [ 1324.449913][ T32] r4:00000000 [ 1324.449968][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.450075][ T32] r9:83018005 r8:840f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1324.450129][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.450247][ T32] r5:00001000 r4:ebd1b000 [ 1324.450364][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.450468][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.450593][ T32] r5:85792b8c r4:85792800 [ 1324.450646][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.450749][ T32] r7:dddced40 r6:83018000 r5:85792b8c r4:83374000 [ 1324.450819][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.450925][ T32] r10:61c88647 r9:840f0c00 r8:8337402c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.451000][ T32] r4:83374000 [ 1324.451056][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.451153][ T32] r10:00000000 r9:83374000 r8:8027ed34 r7:df9e1e60 r6:8473df00 r5:840f0c00 [ 1324.451209][ T32] r4:00000001 [ 1324.451277][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.451362][ T32] Exception stack(0xdfaa5fb0 to 0xdfaa5ff8) [ 1324.451422][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.451523][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.451597][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.451697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.451755][ T32] r4:84987e40 [ 1324.453131][ T32] INFO: task kworker/0:9:3160 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.453259][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.453419][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.453531][ T32] Call trace: [ 1324.453610][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.453668][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.453749][ T32] r4:00000000 [ 1324.453775][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.453817][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.453848][ T32] 5d20: b635a000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.453912][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.479541][ T32] 5d60: 800f0013 ffffffff [ 1324.479646][ T32] r5:800f0013 r4:80239bd0 [ 1324.479701][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.479835][ T32] r4:82ac11e4 [ 1324.479883][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.479982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.480038][ T32] r4:eaeb5dc0 [ 1324.480086][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.480199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.480250][ T32] r4:00000000 [ 1324.480294][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.480391][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.480458][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.480615][ T32] r5:00001000 r4:eadb5000 [ 1324.480682][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.480772][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.480862][ T32] r5:8524af8c r4:8524ac00 [ 1324.480937][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.481048][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.481102][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.481214][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.481286][ T32] r4:84b79e80 [ 1324.481341][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.481445][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.481505][ T32] r4:00000001 [ 1324.481549][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.481631][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.481695][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.481765][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.481827][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.481899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.481956][ T32] r4:84719340 [ 1324.482015][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.482083][ T32] INFO: task kworker/1:21:3162 blocked for more than 451 seconds. [ 1324.482163][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.482241][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.482301][ T32] task:kworker/1:21 state:D stack:0 pid:3162 tgid:3162 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.482451][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.482562][ T32] Call trace: [ 1324.482675][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.482810][ T32] r10:829187f4 r9:dfab1d84 r8:00000002 r7:60000113 r6:dfab1d8c r5:83ffa400 [ 1324.482989][ T32] r4:83ffa400 [ 1324.483050][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.483164][ T32] r5:83ffa400 r4:829187f0 [ 1324.483218][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.483330][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.483464][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab1e08 [ 1324.483532][ T32] r4:00000000 [ 1324.483580][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.483667][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.483751][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.483848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85537f00 [ 1324.483946][ T32] r4:00000000 [ 1324.494995][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.495190][ T32] r9:83018205 r8:83ffa400 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1324.495250][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.495362][ T32] r5:00001000 r4:eb327000 [ 1324.495415][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.495516][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.495618][ T32] r5:8546df8c r4:8546dc00 [ 1324.495670][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.495804][ T32] r7:ddde2d40 r6:83018200 r5:8546df8c r4:8473df80 [ 1324.495882][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.495998][ T32] r10:61c88647 r9:83ffa400 r8:8473dfac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.496051][ T32] r4:8473df80 [ 1324.496096][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.496216][ T32] r10:00000000 r9:8473df80 r8:8027ed34 r7:dfa99e60 r6:8470b000 r5:83ffa400 [ 1324.496278][ T32] r4:00000001 [ 1324.496329][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.496435][ T32] Exception stack(0xdfab1fb0 to 0xdfab1ff8) [ 1324.496520][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.496617][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.496686][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.496757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.496817][ T32] r4:847ae0c0 [ 1324.498135][ T32] INFO: task kworker/1:21:3162 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.498240][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.498457][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.498572][ T32] Call trace: [ 1324.498649][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.498770][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.498833][ T32] r4:00000000 [ 1324.498909][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.499003][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.499100][ T32] 5d20: b6495000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.499180][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.499240][ T32] 5d60: 800f0013 ffffffff [ 1324.499298][ T32] r5:800f0013 r4:80239bd0 [ 1324.499351][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.499445][ T32] r4:82ac11e4 [ 1324.499523][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.499632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.499708][ T32] r4:eaeb5dc0 [ 1324.499765][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.499867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.499920][ T32] r4:00000000 [ 1324.499968][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.500085][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.500156][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.500251][ T32] r5:00001000 r4:eadb5000 [ 1324.500299][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.500388][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.500482][ T32] r5:8524af8c r4:8524ac00 [ 1324.500569][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.500685][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.500737][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.500860][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.500936][ T32] r4:84b79e80 [ 1324.500989][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.501090][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.501143][ T32] r4:00000001 [ 1324.501192][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.501266][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.501326][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.501390][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.501444][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.501541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.501603][ T32] r4:84719340 [ 1324.501656][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.501742][ T32] INFO: task kworker/1:22:3164 blocked for more than 451 seconds. [ 1324.501843][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.501907][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.501958][ T32] task:kworker/1:22 state:D stack:0 pid:3164 tgid:3164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.502062][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.502188][ T32] Call trace: [ 1324.502302][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.502407][ T32] r10:829187f4 r9:dfaa1d84 r8:00000002 r7:60000113 r6:dfaa1d8c r5:83ff8000 [ 1324.502483][ T32] r4:83ff8000 [ 1324.502568][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.502665][ T32] r5:83ff8000 r4:829187f0 [ 1324.502713][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.502807][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.502904][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa1e08 [ 1324.502977][ T32] r4:00000000 [ 1324.503033][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.503141][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.503228][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.503348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85522600 [ 1324.503423][ T32] r4:00000000 [ 1324.503470][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.503599][ T32] r9:83018205 r8:83ff8000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1324.503681][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.503795][ T32] r5:00001000 r4:eb9f9000 [ 1324.503858][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.532679][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.532864][ T32] r5:856a5b8c r4:856a5800 [ 1324.532922][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.533039][ T32] r7:ddde2d40 r6:83018200 r5:856a5b8c r4:8470b080 [ 1324.533093][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.533202][ T32] r10:61c88647 r9:83ff8000 r8:8470b0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.533259][ T32] r4:8470b080 [ 1324.533309][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.533420][ T32] r10:00000000 r9:8470b080 r8:8027ed34 r7:dfa99e60 r6:8470b100 r5:83ff8000 [ 1324.533482][ T32] r4:00000001 [ 1324.533543][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.533626][ T32] Exception stack(0xdfaa1fb0 to 0xdfaa1ff8) [ 1324.533695][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.533816][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.533916][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.545264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.545333][ T32] r4:847ae340 [ 1324.546187][ T32] INFO: task kworker/1:22:3164 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.546229][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.546333][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.546400][ T32] Call trace: [ 1324.546554][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.546691][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.546721][ T32] r4:00000000 [ 1324.546744][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.546786][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.546819][ T32] 5d20: b68ed000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.546850][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.546874][ T32] 5d60: 800f0013 ffffffff [ 1324.546899][ T32] r5:800f0013 r4:80239bd0 [ 1324.546918][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.546989][ T32] r4:82ac11e4 [ 1324.547014][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.547061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.547090][ T32] r4:eaeb5dc0 [ 1324.547113][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.547158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.547180][ T32] r4:00000000 [ 1324.547200][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.547277][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.547304][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.547349][ T32] r5:00001000 r4:eadb5000 [ 1324.547384][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.547469][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.547569][ T32] r5:8524af8c r4:8524ac00 [ 1324.547615][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.547710][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.547769][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.547878][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.547934][ T32] r4:84b79e80 [ 1324.547982][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.548089][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.548166][ T32] r4:00000001 [ 1324.548224][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.548309][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.548365][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.548439][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.548517][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.548621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.548678][ T32] r4:84719340 [ 1324.548799][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.548877][ T32] INFO: task kworker/1:23:3167 blocked for more than 451 seconds. [ 1324.548953][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.549011][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.549055][ T32] task:kworker/1:23 state:D stack:0 pid:3167 tgid:3167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.549166][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.549260][ T32] Call trace: [ 1324.549357][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.549470][ T32] r10:829187f4 r9:dfa85d84 r8:00000002 r7:60000013 r6:dfa85d8c r5:83ffe000 [ 1324.549539][ T32] r4:83ffe000 [ 1324.549590][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.549681][ T32] r5:83ffe000 r4:829187f0 [ 1324.549732][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.549842][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.549987][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa85e08 [ 1324.550048][ T32] r4:00000000 [ 1324.550116][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.550211][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.550297][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.550395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7f5c0 [ 1324.550448][ T32] r4:00000000 [ 1324.550517][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.550638][ T32] r9:83018205 r8:83ffe000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.550702][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.550824][ T32] r5:00001000 r4:eb703000 [ 1324.550889][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.550995][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.551104][ T32] r5:8546f78c r4:8546f400 [ 1324.551155][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.551257][ T32] r7:ddde2d40 r6:83018200 r5:8546f78c r4:8470b180 [ 1324.551338][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.551471][ T32] r10:61c88647 r9:83ffe000 r8:8470b1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.551541][ T32] r4:8470b180 [ 1324.551594][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.551699][ T32] r10:00000000 r9:8470b180 r8:8027ed34 r7:dfaa1e60 r6:8470b200 r5:83ffe000 [ 1324.551750][ T32] r4:00000001 [ 1324.551810][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.551900][ T32] Exception stack(0xdfa85fb0 to 0xdfa85ff8) [ 1324.551967][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.552039][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.552110][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.552181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.552235][ T32] r4:847ae400 [ 1324.553054][ T32] INFO: task kworker/1:23:3167 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.553137][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.553305][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.553430][ T32] Call trace: [ 1324.553512][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.553625][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.553718][ T32] r4:00000000 [ 1324.553778][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.553869][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.578190][ T32] 5d20: b6a66000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.578401][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.578470][ T32] 5d60: 800f0013 ffffffff [ 1324.578543][ T32] r5:800f0013 r4:80239bd0 [ 1324.578598][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.578785][ T32] r4:82ac11e4 [ 1324.578862][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.578971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.579056][ T32] r4:eaeb5dc0 [ 1324.579117][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.579232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.579305][ T32] r4:00000000 [ 1324.579363][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.579472][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.579524][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.579627][ T32] r5:00001000 r4:eadb5000 [ 1324.579681][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.579785][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.579883][ T32] r5:8524af8c r4:8524ac00 [ 1324.579935][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.580043][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.580095][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.580198][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.580276][ T32] r4:84b79e80 [ 1324.580332][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.580447][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.580505][ T32] r4:00000001 [ 1324.580597][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.580698][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.580782][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.580860][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.580928][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.580999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.581057][ T32] r4:84719340 [ 1324.581116][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.581201][ T32] INFO: task kworker/1:24:3168 blocked for more than 451 seconds. [ 1324.581346][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.581414][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.581468][ T32] task:kworker/1:24 state:D stack:0 pid:3168 tgid:3168 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.581593][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.581700][ T32] Call trace: [ 1324.581804][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.581923][ T32] r10:829187f4 r9:dfa5dd84 r8:00000002 r7:60000013 r6:dfa5dd8c r5:83ffd400 [ 1324.582004][ T32] r4:83ffd400 [ 1324.582091][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.582194][ T32] r5:83ffd400 r4:829187f0 [ 1324.582247][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.582339][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.582465][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa5de08 [ 1324.582524][ T32] r4:00000000 [ 1324.582591][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.582737][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.582846][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.583013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8471e780 [ 1324.583074][ T32] r4:00000000 [ 1324.583121][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.583224][ T32] r9:83018205 r8:83ffd400 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.583277][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.583382][ T32] r5:00001000 r4:eb5d1000 [ 1324.583454][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.583552][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.583650][ T32] r5:8546fb8c r4:8546f800 [ 1324.583708][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.583811][ T32] r7:ddde2d40 r6:83018200 r5:8546fb8c r4:8470b280 [ 1324.583845][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.583973][ T32] r10:61c88647 r9:83ffd400 r8:8470b2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.604845][ T32] r4:8470b280 [ 1324.604933][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.605086][ T32] r10:00000000 r9:8470b280 r8:8027ed34 r7:dfaa1e60 r6:8470b300 r5:83ffd400 [ 1324.605153][ T32] r4:00000001 [ 1324.605201][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.605304][ T32] Exception stack(0xdfa5dfb0 to 0xdfa5dff8) [ 1324.605380][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.605470][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.605556][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.605624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.605679][ T32] r4:847ae540 [ 1324.607027][ T32] INFO: task kworker/1:24:3168 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.607116][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.607334][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.607446][ T32] Call trace: [ 1324.607521][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.607637][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.607693][ T32] r4:00000000 [ 1324.607744][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.607839][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.607915][ T32] 5d20: b6c99000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.607983][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.608062][ T32] 5d60: 800f0013 ffffffff [ 1324.608127][ T32] r5:800f0013 r4:80239bd0 [ 1324.608192][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.608291][ T32] r4:82ac11e4 [ 1324.608338][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.608442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.608506][ T32] r4:eaeb5dc0 [ 1324.608580][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.608683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.608742][ T32] r4:00000000 [ 1324.608805][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.608915][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.608965][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.609058][ T32] r5:00001000 r4:eadb5000 [ 1324.609139][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.609239][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.609336][ T32] r5:8524af8c r4:8524ac00 [ 1324.609387][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.609519][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.609577][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.609684][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.609766][ T32] r4:84b79e80 [ 1324.609833][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.609940][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.610018][ T32] r4:00000001 [ 1324.610082][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.610200][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.610277][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.610362][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.610432][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.610503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.610564][ T32] r4:84719340 [ 1324.610618][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.610682][ T32] INFO: task kworker/1:25:3170 blocked for more than 451 seconds. [ 1324.610753][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.610820][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.610871][ T32] task:kworker/1:25 state:D stack:0 pid:3170 tgid:3170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.611012][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.611104][ T32] Call trace: [ 1324.611174][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.611279][ T32] r10:829187f4 r9:dfac5d84 r8:00000002 r7:60000113 r6:dfac5d8c r5:83ff8c00 [ 1324.611333][ T32] r4:83ff8c00 [ 1324.611383][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.611474][ T32] r5:83ff8c00 r4:829187f0 [ 1324.611521][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.611618][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.611728][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac5e08 [ 1324.611794][ T32] r4:00000000 [ 1324.611847][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.611958][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.612067][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.612172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ed600 [ 1324.612231][ T32] r4:00000000 [ 1324.612296][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.612442][ T32] r9:83018205 r8:83ff8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1324.612510][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.612658][ T32] r5:00001000 r4:ebe69000 [ 1324.612712][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.612810][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.612914][ T32] r5:8577e78c r4:8577e400 [ 1324.612962][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.613069][ T32] r7:ddde2d40 r6:83018200 r5:8577e78c r4:8470b380 [ 1324.613120][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.613254][ T32] r10:61c88647 r9:83ff8c00 r8:8470b3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.613314][ T32] r4:8470b380 [ 1324.613382][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.613536][ T32] r10:00000000 r9:8470b380 r8:8027ed34 r7:dfaa1e60 r6:8470b400 r5:83ff8c00 [ 1324.613609][ T32] r4:00000001 [ 1324.613658][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.613741][ T32] Exception stack(0xdfac5fb0 to 0xdfac5ff8) [ 1324.613812][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.613983][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.634692][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.634824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.634900][ T32] r4:847ae6c0 [ 1324.636208][ T32] INFO: task kworker/1:25:3170 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.636290][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.636466][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.636635][ T32] Call trace: [ 1324.636719][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.636848][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.636906][ T32] r4:00000000 [ 1324.636959][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.637087][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.637177][ T32] 5d20: b6cfe000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.637249][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.637308][ T32] 5d60: 800f0013 ffffffff [ 1324.637366][ T32] r5:800f0013 r4:80239bd0 [ 1324.637415][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.637528][ T32] r4:82ac11e4 [ 1324.637651][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.637775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.637833][ T32] r4:eaeb5dc0 [ 1324.638011][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.638125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.638209][ T32] r4:00000000 [ 1324.638266][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.638388][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.638446][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.638546][ T32] r5:00001000 r4:eadb5000 [ 1324.638594][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.638698][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.638875][ T32] r5:8524af8c r4:8524ac00 [ 1324.638994][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.639112][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.639164][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.639266][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.639321][ T32] r4:84b79e80 [ 1324.639401][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.639514][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.639568][ T32] r4:00000001 [ 1324.639635][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.639723][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.639796][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.639979][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.640083][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.640164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.640219][ T32] r4:84719340 [ 1324.640268][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.640329][ T32] INFO: task kworker/1:26:3171 blocked for more than 451 seconds. [ 1324.640402][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.640460][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.640508][ T32] task:kworker/1:26 state:D stack:0 pid:3171 tgid:3171 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.640633][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.640723][ T32] Call trace: [ 1324.640831][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.640943][ T32] r10:829187f4 r9:dfad9d84 r8:00000002 r7:60000113 r6:dfad9d8c r5:83ff9800 [ 1324.640997][ T32] r4:83ff9800 [ 1324.641045][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.641139][ T32] r5:83ff9800 r4:829187f0 [ 1324.641205][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.641299][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.641430][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad9e08 [ 1324.641490][ T32] r4:00000000 [ 1324.641547][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.641640][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.641767][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.641875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847aea40 [ 1324.641931][ T32] r4:00000000 [ 1324.642101][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.642215][ T32] r9:83018205 r8:83ff9800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1324.642267][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.642383][ T32] r5:00001000 r4:eb5bb000 [ 1324.642438][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.642532][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.642637][ T32] r5:856a738c r4:856a7000 [ 1324.642707][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.642822][ T32] r7:ddde2d40 r6:83018200 r5:856a738c r4:8470b480 [ 1324.642873][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.642984][ T32] r10:61c88647 r9:83ff9800 r8:8470b4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.643092][ T32] r4:8470b480 [ 1324.643219][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.643369][ T32] r10:00000000 r9:8470b480 r8:8027ed34 r7:dfac5e60 r6:8470b500 r5:83ff9800 [ 1324.643673][ T32] r4:00000001 [ 1324.643746][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.644002][ T32] Exception stack(0xdfad9fb0 to 0xdfad9ff8) [ 1324.667532][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.667631][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.667695][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.667779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.667839][ T32] r4:847aea40 [ 1324.669167][ T32] INFO: task kworker/1:26:3171 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.669267][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.669418][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.669575][ T32] Call trace: [ 1324.669654][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.669780][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.669837][ T32] r4:00000000 [ 1324.669917][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.670011][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.670082][ T32] 5d20: b6ede000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.670169][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.670253][ T32] 5d60: 800f0013 ffffffff [ 1324.670386][ T32] r5:800f0013 r4:80239bd0 [ 1324.670448][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.670545][ T32] r4:82ac11e4 [ 1324.670595][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.670697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.670753][ T32] r4:eaeb5dc0 [ 1324.670811][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.670910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.670981][ T32] r4:00000000 [ 1324.671053][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.671164][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.671218][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.671316][ T32] r5:00001000 r4:eadb5000 [ 1324.671363][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.671451][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.671558][ T32] r5:8524af8c r4:8524ac00 [ 1324.671630][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.671780][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.671839][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.671948][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.672004][ T32] r4:84b79e80 [ 1324.672054][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.672175][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.672237][ T32] r4:00000001 [ 1324.672288][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.672377][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.672466][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.672557][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.672628][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.672707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.672770][ T32] r4:84719340 [ 1324.672819][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.672876][ T32] INFO: task kworker/1:27:3174 blocked for more than 451 seconds. [ 1324.672974][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.673036][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.673085][ T32] task:kworker/1:27 state:D stack:0 pid:3174 tgid:3174 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.673223][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.673324][ T32] Call trace: [ 1324.673398][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.673503][ T32] r10:829187f4 r9:dfaddd84 r8:00000002 r7:60000113 r6:dfaddd8c r5:83ffbc00 [ 1324.673584][ T32] r4:83ffbc00 [ 1324.673658][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.673774][ T32] r5:83ffbc00 r4:829187f0 [ 1324.673826][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.673918][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.694981][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfadde08 [ 1324.695090][ T32] r4:00000000 [ 1324.695146][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.695283][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.695390][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.695502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85817980 [ 1324.695563][ T32] r4:00000000 [ 1324.695616][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.695733][ T32] r9:83018205 r8:83ffbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1324.695798][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.695903][ T32] r5:00001000 r4:eb2ef000 [ 1324.695955][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.696048][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.696146][ T32] r5:8576078c r4:85760400 [ 1324.696197][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.696305][ T32] r7:ddde2d40 r6:83018200 r5:8576078c r4:8470b580 [ 1324.696358][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.696470][ T32] r10:61c88647 r9:83ffbc00 r8:8470b5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.696527][ T32] r4:8470b580 [ 1324.696608][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.696717][ T32] r10:00000000 r9:8470b580 r8:8027ed34 r7:dfad9e60 r6:8470b600 r5:83ffbc00 [ 1324.696778][ T32] r4:00000001 [ 1324.696828][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.696913][ T32] Exception stack(0xdfaddfb0 to 0xdfaddff8) [ 1324.697022][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.697105][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.697176][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.697251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.697307][ T32] r4:847aeb80 [ 1324.698456][ T32] INFO: task kworker/1:27:3174 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.698543][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.698728][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.698838][ T32] Call trace: [ 1324.698948][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.699076][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.699142][ T32] r4:00000000 [ 1324.699197][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.699371][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.699442][ T32] 5d20: b7046000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.699514][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.699575][ T32] 5d60: 800f0013 ffffffff [ 1324.699635][ T32] r5:800f0013 r4:80239bd0 [ 1324.699687][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.699896][ T32] r4:82ac11e4 [ 1324.700015][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.700164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.700242][ T32] r4:eaeb5dc0 [ 1324.700295][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.700403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.700458][ T32] r4:00000000 [ 1324.700555][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.700670][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.700720][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.700821][ T32] r5:00001000 r4:eadb5000 [ 1324.700870][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.700963][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.701175][ T32] r5:8524af8c r4:8524ac00 [ 1324.701262][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.701385][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.701437][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.701536][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.701588][ T32] r4:84b79e80 [ 1324.701722][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.701848][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.701960][ T32] r4:00000001 [ 1324.702019][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.702107][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.702173][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.702244][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.702327][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.702406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.702464][ T32] r4:84719340 [ 1324.702518][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.702595][ T32] INFO: task kworker/1:28:3176 blocked for more than 451 seconds. [ 1324.702666][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.702724][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.702781][ T32] task:kworker/1:28 state:D stack:0 pid:3176 tgid:3176 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.702907][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.703048][ T32] Call trace: [ 1324.703151][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.703292][ T32] r10:829187f4 r9:dfae1d84 r8:00000002 r7:60000113 r6:dfae1d8c r5:83ffc800 [ 1324.703357][ T32] r4:83ffc800 [ 1324.703410][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.703528][ T32] r5:83ffc800 r4:829187f0 [ 1324.703607][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.703705][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.703821][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae1e08 [ 1324.704020][ T32] r4:00000000 [ 1324.731406][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.731568][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.731686][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.731806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85803000 [ 1324.731891][ T32] r4:00000000 [ 1324.731996][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.732119][ T32] r9:83018205 r8:83ffc800 r7:00000000 r6:83018200 r5:00001000 r4:7f105000 [ 1324.732175][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.732280][ T32] r5:00001000 r4:ec9b1000 [ 1324.732333][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.732424][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.732560][ T32] r5:847f338c r4:847f3000 [ 1324.732708][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.732870][ T32] r7:ddde2d40 r6:83018200 r5:847f338c r4:8470b680 [ 1324.732899][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.733019][ T32] r10:61c88647 r9:83ffc800 r8:8470b6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.733050][ T32] r4:8470b680 [ 1324.733073][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.733128][ T32] r10:00000000 r9:8470b680 r8:8027ed34 r7:dfadde60 r6:8470b700 r5:83ffc800 [ 1324.733152][ T32] r4:00000001 [ 1324.733174][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.733214][ T32] Exception stack(0xdfae1fb0 to 0xdfae1ff8) [ 1324.733270][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.733307][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.733336][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.733370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.733393][ T32] r4:847ae9c0 [ 1324.749700][ T32] INFO: task kworker/1:28:3176 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.749914][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.750084][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.750235][ T32] Call trace: [ 1324.750332][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.750464][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.750526][ T32] r4:00000000 [ 1324.750579][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.750685][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.750768][ T32] 5d20: b77ac000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.750847][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.750909][ T32] 5d60: 800f0013 ffffffff [ 1324.750995][ T32] r5:800f0013 r4:80239bd0 [ 1324.751055][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.751157][ T32] r4:82ac11e4 [ 1324.751224][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.751331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.751385][ T32] r4:eaeb5dc0 [ 1324.751448][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.751562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.751617][ T32] r4:00000000 [ 1324.751666][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.751782][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.751836][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.751940][ T32] r5:00001000 r4:eadb5000 [ 1324.751992][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.752105][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.752209][ T32] r5:8524af8c r4:8524ac00 [ 1324.752261][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.752370][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.752423][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.752533][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.752655][ T32] r4:84b79e80 [ 1324.752708][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.752841][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.752901][ T32] r4:00000001 [ 1324.752951][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.753052][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.753121][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.753197][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.753265][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.753339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.753394][ T32] r4:84719340 [ 1324.753448][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.753531][ T32] INFO: task kworker/1:29:3178 blocked for more than 451 seconds. [ 1324.753613][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.753673][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.753737][ T32] task:kworker/1:29 state:D stack:0 pid:3178 tgid:3178 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.753860][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.764844][ T32] Call trace: [ 1324.764959][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.765090][ T32] r10:829187f4 r9:dfad1d84 r8:00000002 r7:60000113 r6:dfad1d8c r5:840f3c00 [ 1324.765154][ T32] r4:840f3c00 [ 1324.765232][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.765353][ T32] r5:840f3c00 r4:829187f0 [ 1324.765414][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.765486][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.765564][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad1e08 [ 1324.765620][ T32] r4:00000000 [ 1324.765646][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.765688][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.765729][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.765779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84adf000 [ 1324.765813][ T32] r4:00000000 [ 1324.765866][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.765985][ T32] r9:83018205 r8:840f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f101000 [ 1324.766044][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.766152][ T32] r5:00001000 r4:ec955000 [ 1324.766207][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.766324][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.766443][ T32] r5:847f078c r4:847f0400 [ 1324.766495][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.766602][ T32] r7:ddde2d40 r6:83018200 r5:847f078c r4:8470b780 [ 1324.766650][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.766766][ T32] r10:61c88647 r9:840f3c00 r8:8470b7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.766814][ T32] r4:8470b780 [ 1324.766863][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.766965][ T32] r10:00000000 r9:8470b780 r8:8027ed34 r7:dfae1e60 r6:8470b800 r5:840f3c00 [ 1324.767114][ T32] r4:00000001 [ 1324.767219][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.767315][ T32] Exception stack(0xdfad1fb0 to 0xdfad1ff8) [ 1324.767398][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.767466][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.767534][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.767610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.767667][ T32] r4:84977100 [ 1324.768992][ T32] INFO: task kworker/1:29:3178 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.769090][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.769279][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.769415][ T32] Call trace: [ 1324.769520][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.769644][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.769700][ T32] r4:00000000 [ 1324.769747][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.769842][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.769913][ T32] 5d20: b77ac000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.769986][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.770131][ T32] 5d60: 800f0013 ffffffff [ 1324.770213][ T32] r5:800f0013 r4:80239bd0 [ 1324.770265][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.770365][ T32] r4:82ac11e4 [ 1324.770419][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.770522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.770600][ T32] r4:eaeb5dc0 [ 1324.770659][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.770708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.770732][ T32] r4:00000000 [ 1324.770767][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.770823][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.770845][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.770888][ T32] r5:00001000 r4:eadb5000 [ 1324.770908][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.770946][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.771003][ T32] r5:8524af8c r4:8524ac00 [ 1324.771073][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.771191][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.771246][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.771359][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.771418][ T32] r4:84b79e80 [ 1324.771470][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.771580][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.771634][ T32] r4:00000001 [ 1324.771684][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.771777][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.771842][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.771938][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.772019][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.772093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.772151][ T32] r4:84719340 [ 1324.772206][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.772266][ T32] INFO: task kworker/1:30:3180 blocked for more than 451 seconds. [ 1324.772380][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.772454][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.772524][ T32] task:kworker/1:30 state:D stack:0 pid:3180 tgid:3180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.772666][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.772771][ T32] Call trace: [ 1324.772850][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.772977][ T32] r10:829187f4 r9:dfae5d84 r8:00000002 r7:60000113 r6:dfae5d8c r5:83b59800 [ 1324.773047][ T32] r4:83b59800 [ 1324.773098][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.773195][ T32] r5:83b59800 r4:829187f0 [ 1324.773370][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.773580][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.773724][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae5e08 [ 1324.773822][ T32] r4:00000000 [ 1324.773936][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.796480][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.796627][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.796679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85817840 [ 1324.796705][ T32] r4:00000000 [ 1324.796726][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.796784][ T32] r9:83018205 r8:83b59800 r7:00000000 r6:83018200 r5:00001000 r4:7f103000 [ 1324.796820][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.796872][ T32] r5:00001000 r4:ec971000 [ 1324.796895][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.796935][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.796978][ T32] r5:847f1b8c r4:847f1800 [ 1324.796999][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.797047][ T32] r7:ddde2d40 r6:83018200 r5:847f1b8c r4:8470b880 [ 1324.797068][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.797134][ T32] r10:61c88647 r9:83b59800 r8:8470b8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.797165][ T32] r4:8470b880 [ 1324.797213][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.797298][ T32] r10:00000000 r9:8470b880 r8:8027ed34 r7:dfad1e60 r6:8470b900 r5:83b59800 [ 1324.797331][ T32] r4:00000001 [ 1324.797376][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.797442][ T32] Exception stack(0xdfae5fb0 to 0xdfae5ff8) [ 1324.797504][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.797539][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.797586][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.797640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.797691][ T32] r4:84977100 [ 1324.798475][ T32] INFO: task kworker/1:30:3180 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.798519][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.798591][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.798717][ T32] Call trace: [ 1324.798785][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.798843][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.798869][ T32] r4:00000000 [ 1324.798900][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.798969][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.799058][ T32] 5d20: b79e5000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.799098][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.799123][ T32] 5d60: 800f0013 ffffffff [ 1324.799148][ T32] r5:800f0013 r4:80239bd0 [ 1324.799426][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.799474][ T32] r4:82ac11e4 [ 1324.799496][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.799542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.799566][ T32] r4:eaeb5dc0 [ 1324.799586][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.799678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.799706][ T32] r4:00000000 [ 1324.799726][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.799782][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.799804][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.799907][ T32] r5:00001000 r4:eadb5000 [ 1324.799932][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.799974][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.800125][ T32] r5:8524af8c r4:8524ac00 [ 1324.800150][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.800199][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.800231][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.800311][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.800338][ T32] r4:84b79e80 [ 1324.800381][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.800457][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.800512][ T32] r4:00000001 [ 1324.800567][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.800633][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.800687][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.800727][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.800762][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.800795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.800817][ T32] r4:84719340 [ 1324.800840][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.800869][ T32] INFO: task kworker/1:31:3182 blocked for more than 451 seconds. [ 1324.800905][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.800931][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.800986][ T32] task:kworker/1:31 state:D stack:0 pid:3182 tgid:3182 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.801079][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.801297][ T32] Call trace: [ 1324.801361][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.801452][ T32] r10:829187f4 r9:dfae9d84 r8:00000002 r7:60000113 r6:dfae9d8c r5:83b5bc00 [ 1324.801578][ T32] r4:83b5bc00 [ 1324.801685][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.801782][ T32] r5:83b5bc00 r4:829187f0 [ 1324.801832][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.801878][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.801937][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae9e08 [ 1324.801963][ T32] r4:00000000 [ 1324.801984][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.802023][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.802118][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.802235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581b640 [ 1324.802269][ T32] r4:00000000 [ 1324.802291][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.802340][ T32] r9:83018205 r8:83b5bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ff000 [ 1324.802384][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.802503][ T32] r5:00001000 r4:ec94b000 [ 1324.802526][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.802601][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.802649][ T32] r5:85763f8c r4:85763c00 [ 1324.802680][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.802729][ T32] r7:ddde2d40 r6:83018200 r5:85763f8c r4:8470ba00 [ 1324.802777][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.802829][ T32] r10:61c88647 r9:83b5bc00 r8:8470ba2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.802855][ T32] r4:8470ba00 [ 1324.803042][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.803092][ T32] r10:00000000 r9:8470ba00 r8:8027ed34 r7:dfad1e60 r6:8470ba80 r5:83b5bc00 [ 1324.803115][ T32] r4:00000001 [ 1324.803136][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.803195][ T32] Exception stack(0xdfae9fb0 to 0xdfae9ff8) [ 1324.803250][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.803329][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.803360][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.803391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.803414][ T32] r4:84977580 [ 1324.803835][ T32] INFO: task kworker/1:31:3182 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.803870][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.821609][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.821765][ T32] Call trace: [ 1324.821832][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.821899][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.821957][ T32] r4:00000000 [ 1324.821982][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.822059][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.822102][ T32] 5d20: b7d7c000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.822161][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.822212][ T32] 5d60: 800f0013 ffffffff [ 1324.822243][ T32] r5:800f0013 r4:80239bd0 [ 1324.822266][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.822336][ T32] r4:82ac11e4 [ 1324.822362][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.822409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.822432][ T32] r4:eaeb5dc0 [ 1324.822452][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.822496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.822520][ T32] r4:00000000 [ 1324.822540][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.822612][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.822638][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.822686][ T32] r5:00001000 r4:eadb5000 [ 1324.822707][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.822752][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.822797][ T32] r5:8524af8c r4:8524ac00 [ 1324.822829][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.822881][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.822904][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.823002][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.823125][ T32] r4:84b79e80 [ 1324.823150][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.823221][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.823249][ T32] r4:00000001 [ 1324.823270][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.823309][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.823359][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.823398][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.823426][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.823512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.823650][ T32] r4:84719340 [ 1324.823771][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.823856][ T32] INFO: task kworker/1:32:3184 blocked for more than 451 seconds. [ 1324.823896][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.824080][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.834602][ T32] task:kworker/1:32 state:D stack:0 pid:3184 tgid:3184 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.834696][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.834783][ T32] Call trace: [ 1324.834828][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.835075][ T32] r10:829187f4 r9:dfaf1d84 r8:00000002 r7:60000113 r6:dfaf1d8c r5:83b5d400 [ 1324.835113][ T32] r4:83b5d400 [ 1324.835152][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.835226][ T32] r5:83b5d400 r4:829187f0 [ 1324.835252][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.835295][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.835343][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf1e08 [ 1324.835366][ T32] r4:00000000 [ 1324.835387][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.835425][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.835516][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.835595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581bc00 [ 1324.835670][ T32] r4:00000000 [ 1324.835717][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.836013][ T32] r9:83018205 r8:83b5d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0f7000 [ 1324.836127][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.836178][ T32] r5:00001000 r4:ec855000 [ 1324.836226][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.836271][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.836317][ T32] r5:85762f8c r4:85762c00 [ 1324.836338][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.836389][ T32] r7:ddde2d40 r6:83018200 r5:85762f8c r4:8470bb00 [ 1324.836435][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.836509][ T32] r10:61c88647 r9:83b5d400 r8:8470bb2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.836596][ T32] r4:8470bb00 [ 1324.836626][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.836677][ T32] r10:00000000 r9:8470bb00 r8:8027ed34 r7:dfae9e60 r6:8470bb80 r5:83b5d400 [ 1324.836700][ T32] r4:00000001 [ 1324.836720][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.836762][ T32] Exception stack(0xdfaf1fb0 to 0xdfaf1ff8) [ 1324.836806][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.836841][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.836896][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.836933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.837004][ T32] r4:849772c0 [ 1324.837781][ T32] INFO: task kworker/1:32:3184 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.837818][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.837969][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.838019][ T32] Call trace: [ 1324.838050][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.838100][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.838124][ T32] r4:00000000 [ 1324.838144][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.838182][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.838213][ T32] 5d20: b7f01000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.838243][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.838267][ T32] 5d60: 800f0013 ffffffff [ 1324.838316][ T32] r5:800f0013 r4:80239bd0 [ 1324.838340][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.838384][ T32] r4:82ac11e4 [ 1324.838405][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.838663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.838691][ T32] r4:eaeb5dc0 [ 1324.838713][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.838820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.838847][ T32] r4:00000000 [ 1324.838869][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.839020][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.839047][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.839096][ T32] r5:00001000 r4:eadb5000 [ 1324.839117][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.839157][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.839200][ T32] r5:8524af8c r4:8524ac00 [ 1324.839221][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.839314][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.839338][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.839577][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.839604][ T32] r4:84b79e80 [ 1324.839624][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.839672][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.839752][ T32] r4:00000001 [ 1324.839777][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.839816][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.839845][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.839875][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.839903][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.839934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.839958][ T32] r4:84719340 [ 1324.839980][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.840034][ T32] INFO: task kworker/1:33:3185 blocked for more than 451 seconds. [ 1324.840099][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.840130][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.840152][ T32] task:kworker/1:33 state:D stack:0 pid:3185 tgid:3185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.840221][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.840503][ T32] Call trace: [ 1324.840606][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.840659][ T32] r10:829187f4 r9:dfafdd84 r8:00000002 r7:60000113 r6:dfafdd8c r5:83b58000 [ 1324.840755][ T32] r4:83b58000 [ 1324.840783][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.840828][ T32] r5:83b58000 r4:829187f0 [ 1324.840849][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.840889][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.840937][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfafde08 [ 1324.840974][ T32] r4:00000000 [ 1324.841008][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.841051][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.841090][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.841134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581b740 [ 1324.841157][ T32] r4:00000000 [ 1324.841204][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.841256][ T32] r9:83018205 r8:83b58000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ed000 [ 1324.841368][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.841417][ T32] r5:00001000 r4:ec7d7000 [ 1324.841437][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.841477][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.841521][ T32] r5:85761b8c r4:85761800 [ 1324.841541][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.841687][ T32] r7:ddde2d40 r6:83018200 r5:85761b8c r4:8470bc00 [ 1324.841713][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.841780][ T32] r10:61c88647 r9:83b58000 r8:8470bc2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.841847][ T32] r4:8470bc00 [ 1324.841872][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.841988][ T32] r10:00000000 r9:8470bc00 r8:8027ed34 r7:dfaf1e60 r6:8470bc80 r5:83b58000 [ 1324.842016][ T32] r4:00000001 [ 1324.842107][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.842147][ T32] Exception stack(0xdfafdfb0 to 0xdfafdff8) [ 1324.842177][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.842208][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.842253][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.842288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.842322][ T32] r4:849775c0 [ 1324.842722][ T32] INFO: task kworker/1:33:3185 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.842763][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.842928][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.842978][ T32] Call trace: [ 1324.843008][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.843061][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.843085][ T32] r4:00000000 [ 1324.843132][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.843228][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.843265][ T32] 5d20: b7f01000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.843309][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.843364][ T32] 5d60: 800f0013 ffffffff [ 1324.843394][ T32] r5:800f0013 r4:80239bd0 [ 1324.843415][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.843460][ T32] r4:82ac11e4 [ 1324.843481][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.843603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.843676][ T32] r4:eaeb5dc0 [ 1324.843782][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.843840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.843892][ T32] r4:00000000 [ 1324.843992][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.870810][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.870860][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.870935][ T32] r5:00001000 r4:eadb5000 [ 1324.870986][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.871060][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.871119][ T32] r5:8524af8c r4:8524ac00 [ 1324.871154][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.871223][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.871249][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.871322][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.871360][ T32] r4:84b79e80 [ 1324.871384][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.871434][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.871457][ T32] r4:00000001 [ 1324.871503][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.871563][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.871601][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.871632][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.871692][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.871769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.871797][ T32] r4:84719340 [ 1324.871823][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.871854][ T32] INFO: task kworker/1:34:3188 blocked for more than 451 seconds. [ 1324.871903][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.871933][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.871985][ T32] task:kworker/1:34 state:D stack:0 pid:3188 tgid:3188 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.872084][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.872227][ T32] Call trace: [ 1324.872261][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.872314][ T32] r10:829187f4 r9:dfb11d84 r8:00000002 r7:60000113 r6:dfb11d8c r5:84272400 [ 1324.872340][ T32] r4:84272400 [ 1324.872361][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.872403][ T32] r5:84272400 r4:829187f0 [ 1324.872445][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.872494][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.872596][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb11e08 [ 1324.872638][ T32] r4:00000000 [ 1324.872674][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.872718][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.872766][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.872812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581bdc0 [ 1324.872862][ T32] r4:00000000 [ 1324.872887][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.872936][ T32] r9:83018205 r8:84272400 r7:00000000 r6:83018200 r5:00001000 r4:7f0fb000 [ 1324.872983][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.873056][ T32] r5:00001000 r4:ec895000 [ 1324.873080][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.873132][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.873184][ T32] r5:8576378c r4:85763400 [ 1324.873206][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.873278][ T32] r7:ddde2d40 r6:83018200 r5:8576378c r4:8470bd00 [ 1324.873305][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.873384][ T32] r10:61c88647 r9:84272400 r8:8470bd2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.873411][ T32] r4:8470bd00 [ 1324.873431][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.873498][ T32] r10:00000000 r9:8470bd00 r8:8027ed34 r7:dfaf1e60 r6:83374080 r5:84272400 [ 1324.873529][ T32] r4:00000001 [ 1324.873550][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.873587][ T32] Exception stack(0xdfb11fb0 to 0xdfb11ff8) [ 1324.873615][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.873648][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.873676][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.873731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.873764][ T32] r4:84977880 [ 1324.888157][ T32] INFO: task kworker/1:34:3188 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.888298][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.888424][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.888504][ T32] Call trace: [ 1324.888564][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.888630][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.888656][ T32] r4:00000000 [ 1324.888727][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.888799][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.888869][ T32] 5d20: b863d000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.888908][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.888939][ T32] 5d60: 800f0013 ffffffff [ 1324.888992][ T32] r5:800f0013 r4:80239bd0 [ 1324.889019][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.889068][ T32] r4:82ac11e4 [ 1324.889108][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.889212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.889315][ T32] r4:eaeb5dc0 [ 1324.889340][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.889386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.889410][ T32] r4:00000000 [ 1324.889431][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.889481][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.889529][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.889610][ T32] r5:00001000 r4:eadb5000 [ 1324.889636][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.889678][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.889737][ T32] r5:8524af8c r4:8524ac00 [ 1324.889815][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.889872][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.889895][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.889945][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.889968][ T32] r4:84b79e80 [ 1324.889990][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.890056][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.890095][ T32] r4:00000001 [ 1324.890142][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.890184][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.890235][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.890269][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.890297][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.890328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.890359][ T32] r4:84719340 [ 1324.890382][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.890419][ T32] INFO: task kworker/1:35:3190 blocked for more than 451 seconds. [ 1324.890455][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.890496][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.890521][ T32] task:kworker/1:35 state:D stack:0 pid:3190 tgid:3190 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.890568][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.890636][ T32] Call trace: [ 1324.890677][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.890729][ T32] r10:829187f4 r9:dfb25d84 r8:00000002 r7:60000113 r6:dfb25d8c r5:83b44800 [ 1324.890771][ T32] r4:83b44800 [ 1324.890796][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.890838][ T32] r5:83b44800 r4:829187f0 [ 1324.890858][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.890919][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.890973][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb25e08 [ 1324.890996][ T32] r4:00000000 [ 1324.891016][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.891076][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.891118][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.891197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581bec0 [ 1324.891224][ T32] r4:00000000 [ 1324.891244][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.891291][ T32] r9:83018205 r8:83b44800 r7:00000000 r6:83018200 r5:00001000 r4:7f0fd000 [ 1324.891327][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.891374][ T32] r5:00001000 r4:ec939000 [ 1324.891396][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.891435][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.891477][ T32] r5:85763b8c r4:85763800 [ 1324.891522][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.891601][ T32] r7:ddde2d40 r6:83018200 r5:85763b8c r4:8470bd80 [ 1324.891626][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.891674][ T32] r10:61c88647 r9:83b44800 r8:8470bdac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.891697][ T32] r4:8470bd80 [ 1324.891717][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.891770][ T32] r10:00000000 r9:8470bd80 r8:8027ed34 r7:dfb11e60 r6:8473a400 r5:83b44800 [ 1324.891794][ T32] r4:00000001 [ 1324.891813][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.891850][ T32] Exception stack(0xdfb25fb0 to 0xdfb25ff8) [ 1324.891877][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.891906][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.891933][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.891964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.891986][ T32] r4:84977c40 [ 1324.892483][ T32] INFO: task kworker/1:35:3190 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.892519][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.892609][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.892664][ T32] Call trace: [ 1324.892694][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.892745][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.892775][ T32] r4:00000000 [ 1324.892795][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.892890][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.893014][ T32] 5d20: b863d000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.893055][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.893081][ T32] 5d60: 800f0013 ffffffff [ 1324.893106][ T32] r5:800f0013 r4:80239bd0 [ 1324.893148][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.893194][ T32] r4:82ac11e4 [ 1324.893215][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.893284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.893313][ T32] r4:eaeb5dc0 [ 1324.893334][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.893380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.893402][ T32] r4:00000000 [ 1324.893422][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.893470][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.893492][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.893536][ T32] r5:00001000 r4:eadb5000 [ 1324.893556][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.893595][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.893639][ T32] r5:8524af8c r4:8524ac00 [ 1324.893659][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.893708][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.893728][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.893783][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.893862][ T32] r4:84b79e80 [ 1324.893886][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.893937][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.914674][ T32] r4:00000001 [ 1324.914821][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.914894][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.914962][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.915007][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.915038][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.915073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.915100][ T32] r4:84719340 [ 1324.915126][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.915157][ T32] INFO: task kworker/1:36:3192 blocked for more than 451 seconds. [ 1324.915192][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.915218][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.915241][ T32] task:kworker/1:36 state:D stack:0 pid:3192 tgid:3192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.915306][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.915359][ T32] Call trace: [ 1324.915420][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.915474][ T32] r10:829187f4 r9:dfb29d84 r8:00000002 r7:60000113 r6:dfb29d8c r5:833bec00 [ 1324.915520][ T32] r4:833bec00 [ 1324.915544][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.915611][ T32] r5:833bec00 r4:829187f0 [ 1324.915634][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.915713][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.915776][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb29e08 [ 1324.915801][ T32] r4:00000000 [ 1324.915822][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.915883][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.915937][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.915985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581b000 [ 1324.916009][ T32] r4:00000000 [ 1324.916073][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.916127][ T32] r9:83018205 r8:833bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0dd000 [ 1324.916149][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.916192][ T32] r5:00001000 r4:ebdd5000 [ 1324.916255][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.916300][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.916343][ T32] r5:85760f8c r4:85760c00 [ 1324.916363][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.916411][ T32] r7:ddde2d40 r6:83018200 r5:85760f8c r4:8470be00 [ 1324.916446][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.916499][ T32] r10:61c88647 r9:833bec00 r8:8470be2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.916526][ T32] r4:8470be00 [ 1324.916596][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.916649][ T32] r10:00000000 r9:8470be00 r8:8027ed34 r7:dfb11e60 r6:842fd100 r5:833bec00 [ 1324.916672][ T32] r4:00000001 [ 1324.916692][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.916727][ T32] Exception stack(0xdfb29fb0 to 0xdfb29ff8) [ 1324.916781][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.916815][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.916842][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.916873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.916895][ T32] r4:84977a80 [ 1324.917677][ T32] INFO: task kworker/1:36:3192 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.917712][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.917777][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.917850][ T32] Call trace: [ 1324.917905][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.917960][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.918007][ T32] r4:00000000 [ 1324.918034][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.918076][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.918108][ T32] 5d20: b89a3000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.918138][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.918172][ T32] 5d60: 800f0013 ffffffff [ 1324.918210][ T32] r5:800f0013 r4:80239bd0 [ 1324.918235][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.918278][ T32] r4:82ac11e4 [ 1324.918298][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.918370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.918432][ T32] r4:eaeb5dc0 [ 1324.918456][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.918521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.918547][ T32] r4:00000000 [ 1324.918568][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.918639][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.918687][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.918757][ T32] r5:00001000 r4:eadb5000 [ 1324.918782][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.918823][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.918867][ T32] r5:8524af8c r4:8524ac00 [ 1324.918887][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.919024][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.919049][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.919127][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.919154][ T32] r4:84b79e80 [ 1324.919290][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.919349][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.919403][ T32] r4:00000001 [ 1324.919472][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.919519][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.919549][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.919578][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.919606][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.919637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.919671][ T32] r4:84719340 [ 1324.919698][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.919724][ T32] INFO: task kworker/1:37:3194 blocked for more than 451 seconds. [ 1324.919761][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.919787][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.919808][ T32] task:kworker/1:37 state:D stack:0 pid:3194 tgid:3194 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.919876][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.919946][ T32] Call trace: [ 1324.920001][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.920075][ T32] r10:829187f4 r9:dfb31d84 r8:00000002 r7:60000013 r6:dfb31d8c r5:8323e000 [ 1324.920102][ T32] r4:8323e000 [ 1324.920160][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.920213][ T32] r5:8323e000 r4:829187f0 [ 1324.920285][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.920331][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.920380][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb31e08 [ 1324.920457][ T32] r4:00000000 [ 1324.920483][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.920530][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.920614][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.920660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581bd00 [ 1324.920682][ T32] r4:00000000 [ 1324.920716][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.920799][ T32] r9:83018205 r8:8323e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0f9000 [ 1324.920844][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.920895][ T32] r5:00001000 r4:ec87d000 [ 1324.920916][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.920956][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.921016][ T32] r5:8576338c r4:85763000 [ 1324.921041][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.921106][ T32] r7:ddde2d40 r6:83018200 r5:8576338c r4:8470be80 [ 1324.921140][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.921217][ T32] r10:61c88647 r9:8323e000 r8:8470beac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.921271][ T32] r4:8470be80 [ 1324.921313][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.921363][ T32] r10:00000000 r9:8470be80 r8:8027ed34 r7:dfb29e60 r6:84728f00 r5:8323e000 [ 1324.921404][ T32] r4:00000001 [ 1324.921427][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.921465][ T32] Exception stack(0xdfb31fb0 to 0xdfb31ff8) [ 1324.921494][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.921523][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.921578][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.921645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.921695][ T32] r4:84977d40 [ 1324.922132][ T32] INFO: task kworker/1:37:3194 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.922167][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.922227][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.922318][ T32] Call trace: [ 1324.922353][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.922404][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.922428][ T32] r4:00000000 [ 1324.922482][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.922528][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.922560][ T32] 5d20: b89a3000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.922590][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.922683][ T32] 5d60: 800f0013 ffffffff [ 1324.922712][ T32] r5:800f0013 r4:80239bd0 [ 1324.922732][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.922783][ T32] r4:82ac11e4 [ 1324.922870][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.922919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.922942][ T32] r4:eaeb5dc0 [ 1324.922962][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.923064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.923252][ T32] r4:00000000 [ 1324.923354][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.923406][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.923566][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.923614][ T32] r5:00001000 r4:eadb5000 [ 1324.923634][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.923763][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.923907][ T32] r5:8524af8c r4:8524ac00 [ 1324.923997][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.949875][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.949925][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.950013][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.950040][ T32] r4:84b79e80 [ 1324.950062][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.950325][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.950355][ T32] r4:00000001 [ 1324.950412][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.950454][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.950743][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.950818][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.950887][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.950972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.951027][ T32] r4:84719340 [ 1324.951064][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.951109][ T32] INFO: task kworker/1:38:3196 blocked for more than 451 seconds. [ 1324.951147][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.951173][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.951196][ T32] task:kworker/1:38 state:D stack:0 pid:3196 tgid:3196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.951289][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.951381][ T32] Call trace: [ 1324.951503][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.951667][ T32] r10:829187f4 r9:dfb3dd84 r8:00000002 r7:60000113 r6:dfb3dd8c r5:84546000 [ 1324.951903][ T32] r4:84546000 [ 1324.951930][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.951975][ T32] r5:84546000 r4:829187f0 [ 1324.952531][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.952828][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.952991][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb3de08 [ 1324.953020][ T32] r4:00000000 [ 1324.953042][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.953082][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.953123][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.953968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581bb00 [ 1324.974976][ T32] r4:00000000 [ 1324.975050][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.975135][ T32] r9:83018205 r8:84546000 r7:00000000 r6:83018200 r5:00001000 r4:7f0f5000 [ 1324.975162][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.975211][ T32] r5:00001000 r4:ec839000 [ 1324.975231][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.975272][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.975317][ T32] r5:85762b8c r4:85762800 [ 1324.975337][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.975388][ T32] r7:ddde2d40 r6:83018200 r5:85762b8c r4:8470bf00 [ 1324.975528][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.975591][ T32] r10:61c88647 r9:84546000 r8:8470bf2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.975615][ T32] r4:8470bf00 [ 1324.975637][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.975686][ T32] r10:00000000 r9:8470bf00 r8:8027ed34 r7:dfb29e60 r6:84728e80 r5:84546000 [ 1324.975710][ T32] r4:00000001 [ 1324.975760][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.975808][ T32] Exception stack(0xdfb3dfb0 to 0xdfb3dff8) [ 1324.975842][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.975934][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.975967][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.975998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.976021][ T32] r4:84977d40 [ 1324.976839][ T32] INFO: task kworker/1:38:3196 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.976881][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.976954][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.977080][ T32] Call trace: [ 1324.977130][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.977188][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.977260][ T32] r4:00000000 [ 1324.977305][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.977349][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.977380][ T32] 5d20: b91c5000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.977518][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.977553][ T32] 5d60: 800f0013 ffffffff [ 1324.977580][ T32] r5:800f0013 r4:80239bd0 [ 1324.977602][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.977646][ T32] r4:82ac11e4 [ 1324.977667][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.977711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.977766][ T32] r4:eaeb5dc0 [ 1324.977884][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.977933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.978019][ T32] r4:00000000 [ 1324.978043][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.978091][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.978113][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.978157][ T32] r5:00001000 r4:eadb5000 [ 1324.978176][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.978215][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.978294][ T32] r5:8524af8c r4:8524ac00 [ 1324.978318][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.978367][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1324.978387][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.978434][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.978555][ T32] r4:84b79e80 [ 1324.978581][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.978630][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1324.978753][ T32] r4:00000001 [ 1324.978778][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.978814][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1324.978841][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.978976][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.979099][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.979134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.979390][ T32] r4:84719340 [ 1324.979416][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.979476][ T32] INFO: task kworker/1:39:3199 blocked for more than 451 seconds. [ 1324.979521][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.979548][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.979602][ T32] task:kworker/1:39 state:D stack:0 pid:3199 tgid:3199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.979661][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.979795][ T32] Call trace: [ 1324.979833][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1324.979881][ T32] r10:829187f4 r9:dfb4dd84 r8:00000002 r7:60000113 r6:dfb4dd8c r5:833ad400 [ 1324.979904][ T32] r4:833ad400 [ 1324.979992][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1324.980040][ T32] r5:833ad400 r4:829187f0 [ 1324.980062][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.980171][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.980224][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb4de08 [ 1324.980246][ T32] r4:00000000 [ 1324.980266][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1324.980364][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.980407][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.980453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581ba00 [ 1324.980477][ T32] r4:00000000 [ 1324.980502][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.980604][ T32] r9:83018205 r8:833ad400 r7:00000000 r6:83018200 r5:00001000 r4:7f0f3000 [ 1324.980655][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.980832][ T32] r5:00001000 r4:ec827000 [ 1324.980915][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1324.980959][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.981004][ T32] r5:8576278c r4:85762400 [ 1324.981023][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.981068][ T32] r7:ddde2d40 r6:83018200 r5:8576278c r4:8470bf80 [ 1324.981091][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.981138][ T32] r10:61c88647 r9:833ad400 r8:8470bfac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.981160][ T32] r4:8470bf80 [ 1324.981179][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.981265][ T32] r10:00000000 r9:8470bf80 r8:8027ed34 r7:dfb3de60 r6:84728e00 r5:833ad400 [ 1324.981293][ T32] r4:00000001 [ 1324.981313][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.981349][ T32] Exception stack(0xdfb4dfb0 to 0xdfb4dff8) [ 1324.981376][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.981409][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.981507][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.981543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.981568][ T32] r4:84977e00 [ 1324.981978][ T32] INFO: task kworker/1:39:3199 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1324.982013][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.982107][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.982155][ T32] Call trace: [ 1324.982298][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1324.982352][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1324.982428][ T32] r4:00000000 [ 1324.982452][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.982495][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1324.982550][ T32] 5d20: b91c5000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1324.982668][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1324.982697][ T32] 5d60: 800f0013 ffffffff [ 1324.982885][ T32] r5:800f0013 r4:80239bd0 [ 1324.982981][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.983060][ T32] r4:82ac11e4 [ 1324.983095][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.983142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1324.983377][ T32] r4:eaeb5dc0 [ 1324.983449][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1324.983532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1324.983559][ T32] r4:00000000 [ 1324.983580][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1324.983628][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.983650][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.983962][ T32] r5:00001000 r4:eadb5000 [ 1325.008994][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.009101][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.009151][ T32] r5:8524af8c r4:8524ac00 [ 1325.009173][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.009229][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.009316][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.009442][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.009509][ T32] r4:84b79e80 [ 1325.009649][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.009792][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.009887][ T32] r4:00000001 [ 1325.009913][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.009987][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.010023][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.010094][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.010126][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.010297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.010425][ T32] r4:84719340 [ 1325.010505][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.010623][ T32] INFO: task kworker/1:40:3200 blocked for more than 451 seconds. [ 1325.010674][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.010720][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.010901][ T32] task:kworker/1:40 state:D stack:0 pid:3200 tgid:3200 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.011102][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.011159][ T32] Call trace: [ 1325.011196][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.011253][ T32] r10:829187f4 r9:dfb51d84 r8:00000002 r7:60000113 r6:dfb51d8c r5:83adec00 [ 1325.011277][ T32] r4:83adec00 [ 1325.011339][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.011430][ T32] r5:83adec00 r4:829187f0 [ 1325.011455][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.011506][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.011558][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb51e08 [ 1325.011581][ T32] r4:00000000 [ 1325.011612][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.011722][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.011773][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.011818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581b7c0 [ 1325.011883][ T32] r4:00000000 [ 1325.011919][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.011994][ T32] r9:83018205 r8:83adec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ef000 [ 1325.012103][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.012151][ T32] r5:00001000 r4:ec7f3000 [ 1325.012286][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.012333][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.012380][ T32] r5:85761f8c r4:85761c00 [ 1325.012402][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.012483][ T32] r7:ddde2d40 r6:83018200 r5:85761f8c r4:84758000 [ 1325.012581][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.012657][ T32] r10:61c88647 r9:83adec00 r8:8475802c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.012682][ T32] r4:84758000 [ 1325.012701][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.012749][ T32] r10:00000000 r9:84758000 r8:8027ed34 r7:dfb4de60 r6:84728d80 r5:83adec00 [ 1325.012794][ T32] r4:00000001 [ 1325.012818][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.013312][ T32] Exception stack(0xdfb51fb0 to 0xdfb51ff8) [ 1325.013347][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.013453][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.013485][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.013527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.013550][ T32] r4:84977e00 [ 1325.023904][ T32] INFO: task kworker/1:40:3200 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.024580][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.024683][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.024932][ T32] Call trace: [ 1325.024983][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.025106][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.025136][ T32] r4:00000000 [ 1325.025158][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.025200][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.025311][ T32] 5d20: b9711000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.025347][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.025372][ T32] 5d60: 800f0013 ffffffff [ 1325.025397][ T32] r5:800f0013 r4:80239bd0 [ 1325.025419][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.025557][ T32] r4:82ac11e4 [ 1325.025583][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.025630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.025652][ T32] r4:eaeb5dc0 [ 1325.025718][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.025832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.025859][ T32] r4:00000000 [ 1325.025927][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.026034][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.026093][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.026282][ T32] r5:00001000 r4:eadb5000 [ 1325.026306][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.026353][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.026502][ T32] r5:8524af8c r4:8524ac00 [ 1325.026527][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.026580][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.026601][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.026671][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.026770][ T32] r4:84b79e80 [ 1325.026794][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.026843][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.026866][ T32] r4:00000001 [ 1325.026966][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.027052][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.027083][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.027115][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.027148][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.027181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.027204][ T32] r4:84719340 [ 1325.027227][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.027301][ T32] INFO: task kworker/1:41:3202 blocked for more than 451 seconds. [ 1325.027340][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.027367][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.027388][ T32] task:kworker/1:41 state:D stack:0 pid:3202 tgid:3202 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.027504][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.027702][ T32] Call trace: [ 1325.027736][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.027791][ T32] r10:829187f4 r9:dfb61d84 r8:00000002 r7:60000113 r6:dfb61d8c r5:83ae6000 [ 1325.027838][ T32] r4:83ae6000 [ 1325.027862][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.028079][ T32] r5:83ae6000 r4:829187f0 [ 1325.028104][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.028146][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.028271][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb61e08 [ 1325.028302][ T32] r4:00000000 [ 1325.028325][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.028367][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.028404][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.028447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581b900 [ 1325.028469][ T32] r4:00000000 [ 1325.028489][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.028599][ T32] r9:83018205 r8:83ae6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0f1000 [ 1325.028633][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.028785][ T32] r5:00001000 r4:ec817000 [ 1325.028904][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.028955][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.029000][ T32] r5:8576238c r4:85762000 [ 1325.029021][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.029116][ T32] r7:ddde2d40 r6:83018200 r5:8576238c r4:84758080 [ 1325.029141][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.029190][ T32] r10:61c88647 r9:83ae6000 r8:847580ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.029408][ T32] r4:84758080 [ 1325.029435][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.029482][ T32] r10:00000000 r9:84758080 r8:8027ed34 r7:dfb51e60 r6:84728600 r5:83ae6000 [ 1325.029761][ T32] r4:00000001 [ 1325.029908][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.029960][ T32] Exception stack(0xdfb61fb0 to 0xdfb61ff8) [ 1325.030010][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.030044][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.030087][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.030475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.030517][ T32] r4:84adf300 [ 1325.031492][ T32] INFO: task kworker/1:41:3202 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.031541][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.031714][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.031764][ T32] Call trace: [ 1325.031797][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.031849][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.031873][ T32] r4:00000000 [ 1325.032115][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.032258][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.032300][ T32] 5d20: b9711000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.032331][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.032356][ T32] 5d60: 800f0013 ffffffff [ 1325.032381][ T32] r5:800f0013 r4:80239bd0 [ 1325.032403][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.032505][ T32] r4:82ac11e4 [ 1325.032530][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.032606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.032631][ T32] r4:eaeb5dc0 [ 1325.032652][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.032698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.032766][ T32] r4:00000000 [ 1325.032882][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.032936][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.032959][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.033003][ T32] r5:00001000 r4:eadb5000 [ 1325.033026][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.033086][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.033181][ T32] r5:8524af8c r4:8524ac00 [ 1325.033205][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.033255][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.033276][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.033327][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.033355][ T32] r4:84b79e80 [ 1325.033583][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.033638][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.033662][ T32] r4:00000001 [ 1325.033895][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.060646][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.060832][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.060957][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.061061][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.061102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.061168][ T32] r4:84719340 [ 1325.061198][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.061241][ T32] INFO: task kworker/1:42:3204 blocked for more than 451 seconds. [ 1325.061279][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.061306][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.061328][ T32] task:kworker/1:42 state:D stack:0 pid:3204 tgid:3204 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.061386][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.061533][ T32] Call trace: [ 1325.061570][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.061789][ T32] r10:829187f4 r9:dfb65d84 r8:00000002 r7:60000113 r6:dfb65d8c r5:83ae2400 [ 1325.061856][ T32] r4:83ae2400 [ 1325.061882][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.061971][ T32] r5:83ae2400 r4:829187f0 [ 1325.061996][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.062039][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.062093][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb65e08 [ 1325.062178][ T32] r4:00000000 [ 1325.062241][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.062345][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.062430][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.062485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581b240 [ 1325.062531][ T32] r4:00000000 [ 1325.062589][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.062645][ T32] r9:83018205 r8:83ae2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0e1000 [ 1325.062667][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.062712][ T32] r5:00001000 r4:ebe79000 [ 1325.062749][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.062794][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.062840][ T32] r5:8576178c r4:85761400 [ 1325.062863][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.062913][ T32] r7:ddde2d40 r6:83018200 r5:8576178c r4:84758100 [ 1325.062939][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.063033][ T32] r10:61c88647 r9:83ae2400 r8:8475812c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.063345][ T32] r4:84758100 [ 1325.063370][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.063520][ T32] r10:00000000 r9:84758100 r8:8027ed34 r7:dfb51e60 r6:84758180 r5:83ae2400 [ 1325.063549][ T32] r4:00000001 [ 1325.063570][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.063609][ T32] Exception stack(0xdfb65fb0 to 0xdfb65ff8) [ 1325.063666][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.063714][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.063752][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.063785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.063808][ T32] r4:84adf080 [ 1325.079150][ T32] INFO: task kworker/1:42:3204 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.079288][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.079376][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.079441][ T32] Call trace: [ 1325.079475][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.079760][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.079791][ T32] r4:00000000 [ 1325.079814][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.079921][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.079966][ T32] 5d20: ba14a000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.079998][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.080023][ T32] 5d60: 800f0013 ffffffff [ 1325.080049][ T32] r5:800f0013 r4:80239bd0 [ 1325.080190][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.080248][ T32] r4:82ac11e4 [ 1325.080269][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.080315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.080501][ T32] r4:eaeb5dc0 [ 1325.080527][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.080624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.080651][ T32] r4:00000000 [ 1325.080671][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.080890][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.081030][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.081080][ T32] r5:00001000 r4:eadb5000 [ 1325.081101][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.081142][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.081311][ T32] r5:8524af8c r4:8524ac00 [ 1325.081336][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.081393][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.081417][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.081465][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.081490][ T32] r4:84b79e80 [ 1325.081516][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.081570][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.081594][ T32] r4:00000001 [ 1325.081615][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.081684][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.081716][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.081746][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.081884][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.082075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.082102][ T32] r4:84719340 [ 1325.082164][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.082197][ T32] INFO: task kworker/1:43:3206 blocked for more than 451 seconds. [ 1325.082233][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.082259][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.082280][ T32] task:kworker/1:43 state:D stack:0 pid:3206 tgid:3206 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.082391][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.082476][ T32] Call trace: [ 1325.082520][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.082617][ T32] r10:829187f4 r9:dfb19d84 r8:00000002 r7:60000113 r6:dfb19d8c r5:83b5b000 [ 1325.082689][ T32] r4:83b5b000 [ 1325.082749][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.082798][ T32] r5:83b5b000 r4:829187f0 [ 1325.082847][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.082893][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.083013][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb19e08 [ 1325.083040][ T32] r4:00000000 [ 1325.083062][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.083140][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.083181][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.083228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581b140 [ 1325.083252][ T32] r4:00000000 [ 1325.083272][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.083385][ T32] r9:83018205 r8:83b5b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [ 1325.083423][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.083525][ T32] r5:00001000 r4:ebe55000 [ 1325.083595][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.083641][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.083688][ T32] r5:8576138c r4:85761000 [ 1325.083709][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.083760][ T32] r7:ddde2d40 r6:83018200 r5:8576138c r4:84758200 [ 1325.083781][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.083948][ T32] r10:61c88647 r9:83b5b000 r8:8475822c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.097646][ T32] r4:84758200 [ 1325.097713][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.097797][ T32] r10:00000000 r9:84758200 r8:8027ed34 r7:dfb65e60 r6:84758280 r5:83b5b000 [ 1325.097921][ T32] r4:00000001 [ 1325.097955][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.098113][ T32] Exception stack(0xdfb19fb0 to 0xdfb19ff8) [ 1325.098232][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.098271][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.098302][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.098394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.098488][ T32] r4:84adf0c0 [ 1325.099352][ T32] INFO: task kworker/1:43:3206 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.099399][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.099504][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.099565][ T32] Call trace: [ 1325.099600][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.099654][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.099678][ T32] r4:00000000 [ 1325.099698][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.099752][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.099922][ T32] 5d20: ba26d000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.099964][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.099991][ T32] 5d60: 800f0013 ffffffff [ 1325.100017][ T32] r5:800f0013 r4:80239bd0 [ 1325.100039][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.100108][ T32] r4:82ac11e4 [ 1325.100133][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.100181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.100245][ T32] r4:eaeb5dc0 [ 1325.100274][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.100322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.100393][ T32] r4:00000000 [ 1325.100438][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.100492][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.100527][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.100617][ T32] r5:00001000 r4:eadb5000 [ 1325.100687][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.100734][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.100780][ T32] r5:8524af8c r4:8524ac00 [ 1325.100801][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.100894][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.100941][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.101036][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.101063][ T32] r4:84b79e80 [ 1325.101084][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.101150][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.101177][ T32] r4:00000001 [ 1325.101202][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.101242][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.101269][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.101365][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.101398][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.101430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.101453][ T32] r4:84719340 [ 1325.101476][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.101568][ T32] INFO: task kworker/1:44:3208 blocked for more than 451 seconds. [ 1325.101649][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.101679][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.101701][ T32] task:kworker/1:44 state:D stack:0 pid:3208 tgid:3208 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.101784][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.101832][ T32] Call trace: [ 1325.101899][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.101953][ T32] r10:829187f4 r9:dfb05d84 r8:00000002 r7:60000113 r6:dfb05d8c r5:83ffb000 [ 1325.101977][ T32] r4:83ffb000 [ 1325.101998][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.102041][ T32] r5:83ffb000 r4:829187f0 [ 1325.102090][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.102135][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.102183][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb05e08 [ 1325.102206][ T32] r4:00000000 [ 1325.102245][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.102289][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.102326][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.102386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ff140 [ 1325.102412][ T32] r4:00000000 [ 1325.102457][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.102515][ T32] r9:83018205 r8:83ffb000 r7:00000000 r6:83018200 r5:00001000 r4:7f1b3000 [ 1325.102538][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.102582][ T32] r5:00001000 r4:ec7fd000 [ 1325.102601][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.102674][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.102723][ T32] r5:85846b8c r4:85846800 [ 1325.102743][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.102790][ T32] r7:ddde2d40 r6:83018200 r5:85846b8c r4:84758300 [ 1325.102810][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.102863][ T32] r10:61c88647 r9:83ffb000 r8:8475832c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.102888][ T32] r4:84758300 [ 1325.102908][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.102957][ T32] r10:00000000 r9:84758300 r8:8027ed34 r7:dfb19e60 r6:84758380 r5:83ffb000 [ 1325.102981][ T32] r4:00000001 [ 1325.103028][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.103067][ T32] Exception stack(0xdfb05fb0 to 0xdfb05ff8) [ 1325.103095][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.103151][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.103183][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.103214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.103265][ T32] r4:84adf440 [ 1325.103688][ T32] INFO: task kworker/1:44:3208 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.103726][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.103818][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.103890][ T32] Call trace: [ 1325.103925][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.123456][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.123551][ T32] r4:00000000 [ 1325.123579][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.123644][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.123681][ T32] 5d20: ba912000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.123711][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.123737][ T32] 5d60: 800f0013 ffffffff [ 1325.123782][ T32] r5:800f0013 r4:80239bd0 [ 1325.123807][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.123855][ T32] r4:82ac11e4 [ 1325.123876][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.123922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.123991][ T32] r4:eaeb5dc0 [ 1325.124370][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.124474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.124524][ T32] r4:00000000 [ 1325.124589][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.124652][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.124677][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.124775][ T32] r5:00001000 r4:eadb5000 [ 1325.124825][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.124883][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.124992][ T32] r5:8524af8c r4:8524ac00 [ 1325.125020][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.125073][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.125094][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.125142][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.125192][ T32] r4:84b79e80 [ 1325.125251][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.125307][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.125334][ T32] r4:00000001 [ 1325.125381][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.125431][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.125530][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.125565][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.125620][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.125655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.125678][ T32] r4:84719340 [ 1325.125703][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.125771][ T32] INFO: task kworker/1:45:3211 blocked for more than 451 seconds. [ 1325.125810][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.125837][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.125860][ T32] task:kworker/1:45 state:D stack:0 pid:3211 tgid:3211 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.125958][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.126005][ T32] Call trace: [ 1325.126036][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.126115][ T32] r10:829187f4 r9:dfb89d84 r8:00000002 r7:60000113 r6:dfb89d8c r5:839e5400 [ 1325.126168][ T32] r4:839e5400 [ 1325.126192][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.126235][ T32] r5:839e5400 r4:829187f0 [ 1325.126256][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.126296][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.126344][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb89e08 [ 1325.126368][ T32] r4:00000000 [ 1325.126388][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.126426][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.126463][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.126516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ff000 [ 1325.126540][ T32] r4:00000000 [ 1325.126560][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.126607][ T32] r9:83018205 r8:839e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f1b1000 [ 1325.126659][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.126708][ T32] r5:00001000 r4:ec795000 [ 1325.126728][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.126770][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.126812][ T32] r5:8584678c r4:85846400 [ 1325.126832][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.126909][ T32] r7:ddde2d40 r6:83018200 r5:8584678c r4:84758400 [ 1325.126933][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.126982][ T32] r10:61c88647 r9:839e5400 r8:8475842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.127005][ T32] r4:84758400 [ 1325.127024][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.127070][ T32] r10:00000000 r9:84758400 r8:8027ed34 r7:dfb05e60 r6:84758480 r5:839e5400 [ 1325.127120][ T32] r4:00000001 [ 1325.127169][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.127235][ T32] Exception stack(0xdfb89fb0 to 0xdfb89ff8) [ 1325.127268][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.127298][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.127325][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.127384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.127410][ T32] r4:84adf7c0 [ 1325.128175][ T32] INFO: task kworker/1:45:3211 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.128210][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.128267][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.128340][ T32] Call trace: [ 1325.128395][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.128487][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.128520][ T32] r4:00000000 [ 1325.128602][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.128647][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.128679][ T32] 5d20: ba912000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.128726][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.128755][ T32] 5d60: 800f0013 ffffffff [ 1325.128780][ T32] r5:800f0013 r4:80239bd0 [ 1325.128800][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.128898][ T32] r4:82ac11e4 [ 1325.128922][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.128970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.128994][ T32] r4:eaeb5dc0 [ 1325.129015][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.129060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.129089][ T32] r4:00000000 [ 1325.129110][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.129158][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.129180][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.129223][ T32] r5:00001000 r4:eadb5000 [ 1325.129243][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.129283][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.129327][ T32] r5:8524af8c r4:8524ac00 [ 1325.129347][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.129399][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.129423][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.129472][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.129495][ T32] r4:84b79e80 [ 1325.129549][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.129601][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.129624][ T32] r4:00000001 [ 1325.129644][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.129679][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.129705][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.129734][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.129778][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.129816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.129869][ T32] r4:84719340 [ 1325.129894][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.129919][ T32] INFO: task kworker/1:46:3213 blocked for more than 451 seconds. [ 1325.129949][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.129974][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.129994][ T32] task:kworker/1:46 state:D stack:0 pid:3213 tgid:3213 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.130072][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.130176][ T32] Call trace: [ 1325.130229][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.130279][ T32] r10:829187f4 r9:dfb95d84 r8:00000002 r7:60000113 r6:dfb95d8c r5:83b5ec00 [ 1325.130301][ T32] r4:83b5ec00 [ 1325.130322][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.130367][ T32] r5:83b5ec00 r4:829187f0 [ 1325.130389][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.130429][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.130476][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb95e08 [ 1325.130504][ T32] r4:00000000 [ 1325.130553][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.130645][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.130687][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.130732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85837480 [ 1325.130755][ T32] r4:00000000 [ 1325.130774][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.130851][ T32] r9:83018205 r8:83b5ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f1fb000 [ 1325.130907][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.130981][ T32] r5:00001000 r4:ecb1f000 [ 1325.131007][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.131065][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.131112][ T32] r5:85846f8c r4:85846c00 [ 1325.131134][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.131208][ T32] r7:ddde2d40 r6:83018200 r5:85846f8c r4:84758500 [ 1325.131233][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.131309][ T32] r10:61c88647 r9:83b5ec00 r8:8475852c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.131336][ T32] r4:84758500 [ 1325.131355][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.131403][ T32] r10:00000000 r9:84758500 r8:8027ed34 r7:dfb89e60 r6:84758580 r5:83b5ec00 [ 1325.131454][ T32] r4:00000001 [ 1325.131477][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.131518][ T32] Exception stack(0xdfb95fb0 to 0xdfb95ff8) [ 1325.131545][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.131574][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.131602][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.131632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.131654][ T32] r4:84adfa00 [ 1325.132060][ T32] INFO: task kworker/1:46:3213 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.132093][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.132150][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.132192][ T32] Call trace: [ 1325.132221][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.132270][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.132294][ T32] r4:00000000 [ 1325.132314][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.132352][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.132382][ T32] 5d20: ba912000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.132412][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.132463][ T32] 5d60: 800f0013 ffffffff [ 1325.132493][ T32] r5:800f0013 r4:80239bd0 [ 1325.132517][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.132585][ T32] r4:82ac11e4 [ 1325.132634][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.132685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.132735][ T32] r4:eaeb5dc0 [ 1325.132775][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.132851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.132877][ T32] r4:00000000 [ 1325.132898][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.132961][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.132986][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.133031][ T32] r5:00001000 r4:eadb5000 [ 1325.133052][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.133091][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.133135][ T32] r5:8524af8c r4:8524ac00 [ 1325.133154][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.133201][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.133221][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.133324][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.133351][ T32] r4:84b79e80 [ 1325.133371][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.133419][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.133469][ T32] r4:00000001 [ 1325.133495][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.133539][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.133567][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.133596][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.133623][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.133654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.133676][ T32] r4:84719340 [ 1325.133727][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.133777][ T32] INFO: task kworker/1:47:3214 blocked for more than 451 seconds. [ 1325.133810][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.133868][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.133893][ T32] task:kworker/1:47 state:D stack:0 pid:3214 tgid:3214 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.164476][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.164700][ T32] Call trace: [ 1325.164778][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.164871][ T32] r10:829187f4 r9:dfb9dd84 r8:00000002 r7:60000113 r6:dfb9dd8c r5:83b58c00 [ 1325.164901][ T32] r4:83b58c00 [ 1325.164923][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.164996][ T32] r5:83b58c00 r4:829187f0 [ 1325.165021][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.165064][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.165113][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb9de08 [ 1325.165135][ T32] r4:00000000 [ 1325.165182][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.165231][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.165303][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.165354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475c700 [ 1325.165377][ T32] r4:00000000 [ 1325.165425][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.165479][ T32] r9:83018205 r8:83b58c00 r7:00000000 r6:83018200 r5:00001000 r4:7f2cf000 [ 1325.165534][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.165583][ T32] r5:00001000 r4:ecb15000 [ 1325.165642][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.165715][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.165786][ T32] r5:847f9b8c r4:847f9800 [ 1325.165813][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.165867][ T32] r7:ddde2d40 r6:83018200 r5:847f9b8c r4:84758600 [ 1325.165888][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.165977][ T32] r10:61c88647 r9:83b58c00 r8:8475862c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.166002][ T32] r4:84758600 [ 1325.166023][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.166072][ T32] r10:00000000 r9:84758600 r8:8027ed34 r7:dfb95e60 r6:84758680 r5:83b58c00 [ 1325.166095][ T32] r4:00000001 [ 1325.166114][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.166175][ T32] Exception stack(0xdfb9dfb0 to 0xdfb9dff8) [ 1325.166241][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.166275][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.166315][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.166385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.166485][ T32] r4:84adf700 [ 1325.167780][ T32] INFO: task kworker/1:47:3214 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.167870][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.167968][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.168052][ T32] Call trace: [ 1325.168090][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.168145][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.168169][ T32] r4:00000000 [ 1325.168189][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.168258][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.168298][ T32] 5d20: bb546000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.168330][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.168355][ T32] 5d60: 800f0013 ffffffff [ 1325.168409][ T32] r5:800f0013 r4:80239bd0 [ 1325.168464][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.168577][ T32] r4:82ac11e4 [ 1325.168609][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.168658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.168718][ T32] r4:eaeb5dc0 [ 1325.168742][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.168788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.168839][ T32] r4:00000000 [ 1325.168891][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.168944][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.168967][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.169014][ T32] r5:00001000 r4:eadb5000 [ 1325.169038][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.169099][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.169148][ T32] r5:8524af8c r4:8524ac00 [ 1325.169168][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.169216][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.169237][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.169283][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.169305][ T32] r4:84b79e80 [ 1325.169325][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.169371][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.169392][ T32] r4:00000001 [ 1325.169439][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.169480][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.169515][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.169545][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.169573][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.169604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.169626][ T32] r4:84719340 [ 1325.169647][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.169702][ T32] INFO: task kworker/0:10:3217 blocked for more than 451 seconds. [ 1325.169773][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.169802][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.169823][ T32] task:kworker/0:10 state:D stack:0 pid:3217 tgid:3217 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.169896][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.169941][ T32] Call trace: [ 1325.169976][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.170025][ T32] r10:829187f4 r9:dfbb5d84 r8:00000002 r7:60000113 r6:dfbb5d8c r5:840e8000 [ 1325.170048][ T32] r4:840e8000 [ 1325.170068][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.170108][ T32] r5:840e8000 r4:829187f0 [ 1325.170156][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.170201][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.170249][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb5e08 [ 1325.170271][ T32] r4:00000000 [ 1325.170291][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.170329][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.170420][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.170468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85833040 [ 1325.170490][ T32] r4:00000000 [ 1325.170515][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.170602][ T32] r9:83018005 r8:840e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1325.170627][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.170703][ T32] r5:00001000 r4:ebe5d000 [ 1325.170727][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.170767][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.170810][ T32] r5:8579438c r4:85794000 [ 1325.170829][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.170876][ T32] r7:dddced40 r6:83018000 r5:8579438c r4:84728f80 [ 1325.170899][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.170946][ T32] r10:61c88647 r9:840e8000 r8:84728fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.170968][ T32] r4:84728f80 [ 1325.170987][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.171057][ T32] r10:00000000 r9:84728f80 r8:8027ed34 r7:df9e1e60 r6:84758780 r5:840e8000 [ 1325.171111][ T32] r4:00000001 [ 1325.171160][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.171200][ T32] Exception stack(0xdfbb5fb0 to 0xdfbb5ff8) [ 1325.171227][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.171258][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.171304][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.171373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.171402][ T32] r4:84976ec0 [ 1325.171811][ T32] INFO: task kworker/0:10:3217 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.171875][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.171969][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.172014][ T32] Call trace: [ 1325.172043][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.172132][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.172161][ T32] r4:00000000 [ 1325.172181][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.172251][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.172286][ T32] 5d20: bb546000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.172343][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.172375][ T32] 5d60: 800f0013 ffffffff [ 1325.172401][ T32] r5:800f0013 r4:80239bd0 [ 1325.172448][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.172524][ T32] r4:82ac11e4 [ 1325.172584][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.172655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.172681][ T32] r4:eaeb5dc0 [ 1325.172705][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.172751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.172811][ T32] r4:00000000 [ 1325.172834][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.172883][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.172905][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.172969][ T32] r5:00001000 r4:eadb5000 [ 1325.172993][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.173082][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.173135][ T32] r5:8524af8c r4:8524ac00 [ 1325.173185][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.173242][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.173277][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.173366][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.173526][ T32] r4:84b79e80 [ 1325.173587][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.173704][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.173797][ T32] r4:00000001 [ 1325.173883][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.196338][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.196477][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.196526][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.196630][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.196673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.196700][ T32] r4:84719340 [ 1325.196726][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.196755][ T32] INFO: task kworker/0:11:3218 blocked for more than 451 seconds. [ 1325.196791][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.196843][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.196905][ T32] task:kworker/0:11 state:D stack:0 pid:3218 tgid:3218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.197006][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.197070][ T32] Call trace: [ 1325.197101][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.197188][ T32] r10:829187f4 r9:dfbb9d84 r8:00000002 r7:60000013 r6:dfbb9d8c r5:840e8c00 [ 1325.197216][ T32] r4:840e8c00 [ 1325.197263][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.197311][ T32] r5:840e8c00 r4:829187f0 [ 1325.197331][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.197371][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.197418][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb9e08 [ 1325.197441][ T32] r4:00000000 [ 1325.197460][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.197503][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.197545][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.197589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85819bc0 [ 1325.197613][ T32] r4:00000000 [ 1325.197632][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.197712][ T32] r9:83018005 r8:840e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1325.197738][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.197788][ T32] r5:00001000 r4:ebd59000 [ 1325.197841][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.197890][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.197936][ T32] r5:8579338c r4:85793000 [ 1325.197992][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.198047][ T32] r7:dddced40 r6:83018000 r5:8579338c r4:84728d00 [ 1325.198068][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.198147][ T32] r10:61c88647 r9:840e8c00 r8:84728d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.198178][ T32] r4:84728d00 [ 1325.198199][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.198248][ T32] r10:00000000 r9:84728d00 r8:8027ed34 r7:dfbb5e60 r6:84758700 r5:840e8c00 [ 1325.198270][ T32] r4:00000001 [ 1325.198317][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.198359][ T32] Exception stack(0xdfbb9fb0 to 0xdfbb9ff8) [ 1325.198386][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.198415][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.198441][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.198471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.198493][ T32] r4:84976ec0 [ 1325.199289][ T32] INFO: task kworker/0:11:3218 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.199354][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.199417][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.199496][ T32] Call trace: [ 1325.199555][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.199653][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.199737][ T32] r4:00000000 [ 1325.199789][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.199867][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.199929][ T32] 5d20: bbdfb000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.199991][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.200049][ T32] 5d60: 800f0013 ffffffff [ 1325.200104][ T32] r5:800f0013 r4:80239bd0 [ 1325.200146][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.200229][ T32] r4:82ac11e4 [ 1325.200270][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.200360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.200409][ T32] r4:eaeb5dc0 [ 1325.200451][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.200583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.200669][ T32] r4:00000000 [ 1325.200721][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.200819][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.200900][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.201001][ T32] r5:00001000 r4:eadb5000 [ 1325.201144][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.201329][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.201521][ T32] r5:8524af8c r4:8524ac00 [ 1325.201559][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.201612][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.201667][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.201719][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.201744][ T32] r4:84b79e80 [ 1325.201767][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.201816][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.201843][ T32] r4:00000001 [ 1325.201864][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.201929][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.201961][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.201991][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.202039][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.202103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.202128][ T32] r4:84719340 [ 1325.202150][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.202175][ T32] INFO: task kworker/1:48:3220 blocked for more than 451 seconds. [ 1325.202206][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.202230][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.202251][ T32] task:kworker/1:48 state:D stack:0 pid:3220 tgid:3220 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.202329][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.202408][ T32] Call trace: [ 1325.202440][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.202528][ T32] r10:829187f4 r9:dfbbdd84 r8:00000002 r7:60000113 r6:dfbbdd8c r5:840ee000 [ 1325.202602][ T32] r4:840ee000 [ 1325.202626][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.202703][ T32] r5:840ee000 r4:829187f0 [ 1325.202726][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.202797][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.202848][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbbde08 [ 1325.202873][ T32] r4:00000000 [ 1325.202893][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.202932][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.202968][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.203012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475c3c0 [ 1325.203034][ T32] r4:00000000 [ 1325.203053][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.203098][ T32] r9:83018205 r8:840ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f2d3000 [ 1325.203149][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.203196][ T32] r5:00001000 r4:ecb27000 [ 1325.203215][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.203274][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.203372][ T32] r5:847f938c r4:847f9000 [ 1325.203439][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.203549][ T32] r7:ddde2d40 r6:83018200 r5:847f938c r4:84758800 [ 1325.203632][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.203744][ T32] r10:61c88647 r9:840ee000 r8:8475882c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.203802][ T32] r4:84758800 [ 1325.203848][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.226308][ T32] r10:00000000 r9:84758800 r8:8027ed34 r7:dfb9de60 r6:847b1000 r5:840ee000 [ 1325.226392][ T32] r4:00000001 [ 1325.226418][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.226478][ T32] Exception stack(0xdfbbdfb0 to 0xdfbbdff8) [ 1325.226523][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.226583][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.226615][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.226647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.226669][ T32] r4:84adfe40 [ 1325.227426][ T32] INFO: task kworker/1:48:3220 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.227520][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.227630][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.227746][ T32] Call trace: [ 1325.227783][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.227839][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.227863][ T32] r4:00000000 [ 1325.227883][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.227923][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.227953][ T32] 5d20: bc087000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.227983][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.228007][ T32] 5d60: 800f0013 ffffffff [ 1325.228032][ T32] r5:800f0013 r4:80239bd0 [ 1325.228051][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.228095][ T32] r4:82ac11e4 [ 1325.228115][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.228159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.228181][ T32] r4:eaeb5dc0 [ 1325.228201][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.228246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.228299][ T32] r4:00000000 [ 1325.228356][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.228446][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.228474][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.228557][ T32] r5:00001000 r4:eadb5000 [ 1325.228616][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.228685][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.228762][ T32] r5:8524af8c r4:8524ac00 [ 1325.228788][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.228840][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.228862][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.228910][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.228933][ T32] r4:84b79e80 [ 1325.228953][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.229000][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.229022][ T32] r4:00000001 [ 1325.229075][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.229115][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.229145][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.229174][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.229201][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.229254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.229314][ T32] r4:84719340 [ 1325.229339][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.229369][ T32] INFO: task kworker/1:49:3222 blocked for more than 451 seconds. [ 1325.229426][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.229482][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.229523][ T32] task:kworker/1:49 state:D stack:0 pid:3222 tgid:3222 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.229573][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.229648][ T32] Call trace: [ 1325.229680][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.229729][ T32] r10:829187f4 r9:dfb75d84 r8:00000002 r7:60000013 r6:dfb75d8c r5:83ae3000 [ 1325.229752][ T32] r4:83ae3000 [ 1325.229801][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.229848][ T32] r5:83ae3000 r4:829187f0 [ 1325.229869][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.229942][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.230015][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb75e08 [ 1325.230063][ T32] r4:00000000 [ 1325.230140][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.230236][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.230285][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.230359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475c580 [ 1325.230386][ T32] r4:00000000 [ 1325.230407][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.230456][ T32] r9:83018205 r8:83ae3000 r7:00000000 r6:83018200 r5:00001000 r4:7f2d1000 [ 1325.230494][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.230552][ T32] r5:00001000 r4:ecb1d000 [ 1325.230576][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.230618][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.230662][ T32] r5:847f978c r4:847f9400 [ 1325.230712][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.230762][ T32] r7:ddde2d40 r6:83018200 r5:847f978c r4:84758880 [ 1325.230783][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.230830][ T32] r10:61c88647 r9:83ae3000 r8:847588ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.230852][ T32] r4:84758880 [ 1325.230871][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.230918][ T32] r10:00000000 r9:84758880 r8:8027ed34 r7:dfb9de60 r6:847b1080 r5:83ae3000 [ 1325.230969][ T32] r4:00000001 [ 1325.230991][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.231057][ T32] Exception stack(0xdfb75fb0 to 0xdfb75ff8) [ 1325.231133][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.231167][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.231261][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.231344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.231377][ T32] r4:8475c0c0 [ 1325.231780][ T32] INFO: task kworker/1:49:3222 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.231817][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.231899][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.231945][ T32] Call trace: [ 1325.231994][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.232073][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.232131][ T32] r4:00000000 [ 1325.232183][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.232249][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.232283][ T32] 5d20: bc087000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.232342][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.232374][ T32] 5d60: 800f0013 ffffffff [ 1325.232435][ T32] r5:800f0013 r4:80239bd0 [ 1325.232459][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.232510][ T32] r4:82ac11e4 [ 1325.232531][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.232601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.232652][ T32] r4:eaeb5dc0 [ 1325.232715][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.232768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.232792][ T32] r4:00000000 [ 1325.232812][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.232860][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.232882][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.232926][ T32] r5:00001000 r4:eadb5000 [ 1325.232945][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.233020][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.233102][ T32] r5:8524af8c r4:8524ac00 [ 1325.233145][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.233234][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.233278][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.233437][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.233541][ T32] r4:84b79e80 [ 1325.233837][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.251880][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.251926][ T32] r4:00000001 [ 1325.251983][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.252047][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.252134][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.252172][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.252229][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.252280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.252328][ T32] r4:84719340 [ 1325.252384][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.252418][ T32] INFO: task kworker/1:50:3226 blocked for more than 451 seconds. [ 1325.252455][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.252481][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.252512][ T32] task:kworker/1:50 state:D stack:0 pid:3226 tgid:3226 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.252627][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.252716][ T32] Call trace: [ 1325.252801][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.252859][ T32] r10:829187f4 r9:dfbddd84 r8:00000002 r7:60000113 r6:dfbddd8c r5:83ff0c00 [ 1325.252883][ T32] r4:83ff0c00 [ 1325.252903][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.252944][ T32] r5:83ff0c00 r4:829187f0 [ 1325.253007][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.253052][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.253101][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbdde08 [ 1325.253125][ T32] r4:00000000 [ 1325.253166][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.253283][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.253365][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.253434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475c740 [ 1325.253463][ T32] r4:00000000 [ 1325.253512][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.253574][ T32] r9:83018205 r8:83ff0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f2cd000 [ 1325.253625][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.253715][ T32] r5:00001000 r4:ecb09000 [ 1325.253762][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.253861][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.254064][ T32] r5:847f9f8c r4:847f9c00 [ 1325.264493][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.264645][ T32] r7:ddde2d40 r6:83018200 r5:847f9f8c r4:84758900 [ 1325.264672][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.264740][ T32] r10:61c88647 r9:83ff0c00 r8:8475892c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.264772][ T32] r4:84758900 [ 1325.264805][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.264884][ T32] r10:00000000 r9:84758900 r8:8027ed34 r7:dfb9de60 r6:847b1100 r5:83ff0c00 [ 1325.264911][ T32] r4:00000001 [ 1325.264933][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.264972][ T32] Exception stack(0xdfbddfb0 to 0xdfbddff8) [ 1325.265004][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.265045][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.265094][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.265131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.265163][ T32] r4:8475c1c0 [ 1325.265960][ T32] INFO: task kworker/1:50:3226 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.266022][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.266118][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.266215][ T32] Call trace: [ 1325.266294][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.266352][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.266377][ T32] r4:00000000 [ 1325.266430][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.266473][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.266514][ T32] 5d20: bc74e000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.266547][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.266571][ T32] 5d60: 800f0013 ffffffff [ 1325.266617][ T32] r5:800f0013 r4:80239bd0 [ 1325.266642][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.266688][ T32] r4:82ac11e4 [ 1325.266727][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.266835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.266863][ T32] r4:eaeb5dc0 [ 1325.266906][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.266956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.266979][ T32] r4:00000000 [ 1325.266999][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.267049][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.267072][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.267136][ T32] r5:00001000 r4:eadb5000 [ 1325.267160][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.267242][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.267290][ T32] r5:8524af8c r4:8524ac00 [ 1325.267309][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.267357][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.267377][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.267445][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.267491][ T32] r4:84b79e80 [ 1325.267542][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.267615][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.267641][ T32] r4:00000001 [ 1325.267662][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.267698][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.267724][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.267756][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.267783][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.267813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.267836][ T32] r4:84719340 [ 1325.267858][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.267902][ T32] INFO: task kworker/1:51:3228 blocked for more than 451 seconds. [ 1325.267942][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.267968][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.267989][ T32] task:kworker/1:51 state:D stack:0 pid:3228 tgid:3228 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.268051][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.268109][ T32] Call trace: [ 1325.268173][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.268233][ T32] r10:829187f4 r9:dfbe9d84 r8:00000002 r7:60000113 r6:dfbe9d8c r5:848b8c00 [ 1325.268259][ T32] r4:848b8c00 [ 1325.268280][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.268322][ T32] r5:848b8c00 r4:829187f0 [ 1325.268342][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.268382][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.268429][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe9e08 [ 1325.268451][ T32] r4:00000000 [ 1325.268471][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.268514][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.268594][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.268641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475c8c0 [ 1325.268666][ T32] r4:00000000 [ 1325.268685][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.268731][ T32] r9:83018205 r8:848b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f2cb000 [ 1325.268764][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.268812][ T32] r5:00001000 r4:ecafd000 [ 1325.268834][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.268874][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.268972][ T32] r5:847fa38c r4:847fa000 [ 1325.269012][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.269120][ T32] r7:ddde2d40 r6:83018200 r5:847fa38c r4:84758980 [ 1325.269171][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.269273][ T32] r10:61c88647 r9:848b8c00 r8:847589ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.269340][ T32] r4:84758980 [ 1325.269387][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.269503][ T32] r10:00000000 r9:84758980 r8:8027ed34 r7:dfbdde60 r6:847b1180 r5:848b8c00 [ 1325.269559][ T32] r4:00000001 [ 1325.269621][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.269730][ T32] Exception stack(0xdfbe9fb0 to 0xdfbe9ff8) [ 1325.269796][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.269861][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.269917][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.269964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.269988][ T32] r4:8475c280 [ 1325.270361][ T32] INFO: task kworker/1:51:3228 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.270395][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.270476][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.270561][ T32] Call trace: [ 1325.270591][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.270642][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.270666][ T32] r4:00000000 [ 1325.270685][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.270724][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.270754][ T32] 5d20: bc74e000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.270783][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.270807][ T32] 5d60: 800f0013 ffffffff [ 1325.270854][ T32] r5:800f0013 r4:80239bd0 [ 1325.270877][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.270939][ T32] r4:82ac11e4 [ 1325.270963][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.271008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.271053][ T32] r4:eaeb5dc0 [ 1325.271077][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.271123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.271165][ T32] r4:00000000 [ 1325.271203][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.271253][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.271297][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.271365][ T32] r5:00001000 r4:eadb5000 [ 1325.271389][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.271429][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.271471][ T32] r5:8524af8c r4:8524ac00 [ 1325.271491][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.271547][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.271567][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.271638][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.271667][ T32] r4:84b79e80 [ 1325.271708][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.271762][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.271785][ T32] r4:00000001 [ 1325.271805][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.271850][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.271880][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.271912][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.271940][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.272035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.272088][ T32] r4:84719340 [ 1325.272126][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.272163][ T32] INFO: task kworker/1:52:3230 blocked for more than 451 seconds. [ 1325.272197][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.272222][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.272243][ T32] task:kworker/1:52 state:D stack:0 pid:3230 tgid:3230 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.272312][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.272357][ T32] Call trace: [ 1325.272387][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.272434][ T32] r10:829187f4 r9:dfbf9d84 r8:00000002 r7:60000113 r6:dfbf9d8c r5:848ba400 [ 1325.272457][ T32] r4:848ba400 [ 1325.272476][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.272523][ T32] r5:848ba400 r4:829187f0 [ 1325.272590][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.272636][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.272684][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf9e08 [ 1325.272707][ T32] r4:00000000 [ 1325.272752][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.272797][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.272855][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.272923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475ca00 [ 1325.272951][ T32] r4:00000000 [ 1325.272999][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.273070][ T32] r9:83018205 r8:848ba400 r7:00000000 r6:83018200 r5:00001000 r4:7f2c9000 [ 1325.273095][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.273139][ T32] r5:00001000 r4:ecadf000 [ 1325.273158][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.273198][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.273274][ T32] r5:847fa78c r4:847fa400 [ 1325.273319][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.273374][ T32] r7:ddde2d40 r6:83018200 r5:847fa78c r4:84758a00 [ 1325.273396][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.273444][ T32] r10:61c88647 r9:848ba400 r8:84758a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.273469][ T32] r4:84758a00 [ 1325.273488][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.273547][ T32] r10:00000000 r9:84758a00 r8:8027ed34 r7:dfbe9e60 r6:847b1200 r5:848ba400 [ 1325.273620][ T32] r4:00000001 [ 1325.273645][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.273682][ T32] Exception stack(0xdfbf9fb0 to 0xdfbf9ff8) [ 1325.273709][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.273761][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.273793][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.273857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.273883][ T32] r4:8475c400 [ 1325.295403][ T32] INFO: task kworker/1:52:3230 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.295515][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.295630][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.295717][ T32] Call trace: [ 1325.295769][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.295832][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.295866][ T32] r4:00000000 [ 1325.295915][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.295964][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.296029][ T32] 5d20: bcb9c000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.296077][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.296125][ T32] 5d60: 800f0013 ffffffff [ 1325.296156][ T32] r5:800f0013 r4:80239bd0 [ 1325.296177][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.296224][ T32] r4:82ac11e4 [ 1325.296245][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.296291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.296314][ T32] r4:eaeb5dc0 [ 1325.296334][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.296389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.296436][ T32] r4:00000000 [ 1325.296468][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.296532][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.296606][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.296657][ T32] r5:00001000 r4:eadb5000 [ 1325.296678][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.296719][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.296786][ T32] r5:8524af8c r4:8524ac00 [ 1325.296833][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.296939][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.296970][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.297023][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.297046][ T32] r4:84b79e80 [ 1325.297066][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.297135][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.297213][ T32] r4:00000001 [ 1325.297241][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.297302][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.297334][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.297366][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.297421][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.297456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.297479][ T32] r4:84719340 [ 1325.297540][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.297585][ T32] INFO: task kworker/1:53:3231 blocked for more than 451 seconds. [ 1325.297624][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.297651][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.297673][ T32] task:kworker/1:53 state:D stack:0 pid:3231 tgid:3231 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.297720][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.297792][ T32] Call trace: [ 1325.297824][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.297873][ T32] r10:829187f4 r9:dfc01d84 r8:00000002 r7:60000113 r6:dfc01d8c r5:848bb000 [ 1325.297922][ T32] r4:848bb000 [ 1325.297946][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.298009][ T32] r5:848bb000 r4:829187f0 [ 1325.298033][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.298076][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.298124][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc01e08 [ 1325.298146][ T32] r4:00000000 [ 1325.298183][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.298227][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.298264][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.298307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595ca00 [ 1325.298350][ T32] r4:00000000 [ 1325.298394][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.298445][ T32] r9:83018205 r8:848bb000 r7:00000000 r6:83018200 r5:00001000 r4:7f2bf000 [ 1325.298467][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.298517][ T32] r5:00001000 r4:eca9f000 [ 1325.298538][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.298598][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.298666][ T32] r5:8584738c r4:85847000 [ 1325.298691][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.298739][ T32] r7:ddde2d40 r6:83018200 r5:8584738c r4:84758a80 [ 1325.298764][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.298833][ T32] r10:61c88647 r9:848bb000 r8:84758aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.298860][ T32] r4:84758a80 [ 1325.298901][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.298972][ T32] r10:00000000 r9:84758a80 r8:8027ed34 r7:dfbf9e60 r6:847b1280 r5:848bb000 [ 1325.299007][ T32] r4:00000001 [ 1325.299030][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.299067][ T32] Exception stack(0xdfc01fb0 to 0xdfc01ff8) [ 1325.299099][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.299130][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.299195][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.299237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.299263][ T32] r4:8475c400 [ 1325.299745][ T32] INFO: task kworker/1:53:3231 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.299823][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.299888][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.299934][ T32] Call trace: [ 1325.299984][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.300070][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.300098][ T32] r4:00000000 [ 1325.300141][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.300195][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.300227][ T32] 5d20: bcb9c000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.300271][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.300300][ T32] 5d60: 800f0013 ffffffff [ 1325.300325][ T32] r5:800f0013 r4:80239bd0 [ 1325.300344][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.300386][ T32] r4:82ac11e4 [ 1325.300426][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.300475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.300509][ T32] r4:eaeb5dc0 [ 1325.300589][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.300646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.300741][ T32] r4:00000000 [ 1325.300791][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.300844][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.300866][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.300910][ T32] r5:00001000 r4:eadb5000 [ 1325.300930][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.300969][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.301033][ T32] r5:8524af8c r4:8524ac00 [ 1325.301057][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.301127][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.301152][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.301203][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.301256][ T32] r4:84b79e80 [ 1325.301288][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.301340][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.301364][ T32] r4:00000001 [ 1325.301384][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.301440][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.301505][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.301538][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.301566][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.301597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.301619][ T32] r4:84719340 [ 1325.301641][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.301696][ T32] INFO: task kworker/1:54:3233 blocked for more than 451 seconds. [ 1325.301772][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.301822][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.301866][ T32] task:kworker/1:54 state:D stack:0 pid:3233 tgid:3233 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.301947][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.301992][ T32] Call trace: [ 1325.302047][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.302096][ T32] r10:829187f4 r9:dfc09d84 r8:00000002 r7:60000113 r6:dfc09d8c r5:848b8000 [ 1325.302140][ T32] r4:848b8000 [ 1325.302172][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.302219][ T32] r5:848b8000 r4:829187f0 [ 1325.302255][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.302298][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.302361][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc09e08 [ 1325.302386][ T32] r4:00000000 [ 1325.302427][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.302471][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.302535][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.302592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475ca80 [ 1325.302641][ T32] r4:00000000 [ 1325.302663][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.302712][ T32] r9:83018205 r8:848b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f2c7000 [ 1325.302735][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.302799][ T32] r5:00001000 r4:eca5f000 [ 1325.302822][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.302862][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.302945][ T32] r5:847fab8c r4:847fa800 [ 1325.302989][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.303040][ T32] r7:ddde2d40 r6:83018200 r5:847fab8c r4:84758b00 [ 1325.303061][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.303110][ T32] r10:61c88647 r9:848b8000 r8:84758b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.303153][ T32] r4:84758b00 [ 1325.303176][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.303242][ T32] r10:00000000 r9:84758b00 r8:8027ed34 r7:dfc01e60 r6:847b1300 r5:848b8000 [ 1325.303322][ T32] r4:00000001 [ 1325.303346][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.303407][ T32] Exception stack(0xdfc09fb0 to 0xdfc09ff8) [ 1325.303437][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.303489][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.303543][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.303576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.303601][ T32] r4:8475c400 [ 1325.304004][ T32] INFO: task kworker/1:54:3233 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.337305][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.337435][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.337508][ T32] Call trace: [ 1325.337543][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.337637][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.337688][ T32] r4:00000000 [ 1325.337713][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.337805][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.337843][ T32] 5d20: bd3c1000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.337874][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.337920][ T32] 5d60: 800f0013 ffffffff [ 1325.337969][ T32] r5:800f0013 r4:80239bd0 [ 1325.338014][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.338084][ T32] r4:82ac11e4 [ 1325.338109][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.338177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.338225][ T32] r4:eaeb5dc0 [ 1325.338249][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.338296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.338319][ T32] r4:00000000 [ 1325.338339][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.338388][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.338430][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.338478][ T32] r5:00001000 r4:eadb5000 [ 1325.338504][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.338546][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.338590][ T32] r5:8524af8c r4:8524ac00 [ 1325.338634][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.338689][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.338731][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.338784][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.338807][ T32] r4:84b79e80 [ 1325.338890][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.338945][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.338968][ T32] r4:00000001 [ 1325.339037][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.339113][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.339145][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.339175][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.339204][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.339234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.339283][ T32] r4:84719340 [ 1325.339310][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.339517][ T32] INFO: task kworker/1:55:3234 blocked for more than 451 seconds. [ 1325.339587][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.339615][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.339636][ T32] task:kworker/1:55 state:D stack:0 pid:3234 tgid:3234 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.339684][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.339726][ T32] Call trace: [ 1325.339764][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.339813][ T32] r10:829187f4 r9:dfc15d84 r8:00000002 r7:60000113 r6:dfc15d8c r5:848b9800 [ 1325.339850][ T32] r4:848b9800 [ 1325.339874][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.339918][ T32] r5:848b9800 r4:829187f0 [ 1325.339948][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.340016][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.340069][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc15e08 [ 1325.340092][ T32] r4:00000000 [ 1325.340122][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.340185][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.340228][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.340271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595c2c0 [ 1325.340294][ T32] r4:00000000 [ 1325.340314][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.340380][ T32] r9:83018205 r8:848b9800 r7:00000000 r6:83018200 r5:00001000 r4:7f2c5000 [ 1325.340448][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.340518][ T32] r5:00001000 r4:eca25000 [ 1325.340576][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.340654][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.340705][ T32] r5:85847f8c r4:85847c00 [ 1325.340726][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.340773][ T32] r7:ddde2d40 r6:83018200 r5:85847f8c r4:84758b80 [ 1325.340794][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.340870][ T32] r10:61c88647 r9:848b9800 r8:84758bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.340896][ T32] r4:84758b80 [ 1325.340916][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.340963][ T32] r10:00000000 r9:84758b80 r8:8027ed34 r7:dfc01e60 r6:847b1380 r5:848b9800 [ 1325.340985][ T32] r4:00000001 [ 1325.341004][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.341038][ T32] Exception stack(0xdfc15fb0 to 0xdfc15ff8) [ 1325.341065][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.341094][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.341122][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.341184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.341221][ T32] r4:8475c6c0 [ 1325.342006][ T32] INFO: task kworker/1:55:3234 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.342045][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.342103][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.342167][ T32] Call trace: [ 1325.342201][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.342252][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.342276][ T32] r4:00000000 [ 1325.342296][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.342334][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.342365][ T32] 5d20: bd3c1000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.342407][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.342436][ T32] 5d60: 800f0013 ffffffff [ 1325.342461][ T32] r5:800f0013 r4:80239bd0 [ 1325.342481][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.342530][ T32] r4:82ac11e4 [ 1325.342571][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.342620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.342665][ T32] r4:eaeb5dc0 [ 1325.342688][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.342734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.342758][ T32] r4:00000000 [ 1325.342787][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.342881][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.342908][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.342974][ T32] r5:00001000 r4:eadb5000 [ 1325.342998][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.343039][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.343082][ T32] r5:8524af8c r4:8524ac00 [ 1325.343101][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.343148][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.343168][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.343237][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.343263][ T32] r4:84b79e80 [ 1325.343283][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.343375][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.343423][ T32] r4:00000001 [ 1325.343466][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.343548][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.343628][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.343698][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.343762][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.343828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.343875][ T32] r4:84719340 [ 1325.343966][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.356882][ T32] INFO: task kworker/1:56:3237 blocked for more than 451 seconds. [ 1325.356942][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.356970][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.356993][ T32] task:kworker/1:56 state:D stack:0 pid:3237 tgid:3237 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.357055][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.357116][ T32] Call trace: [ 1325.357189][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.357248][ T32] r10:829187f4 r9:dfc25d84 r8:00000002 r7:60000113 r6:dfc25d8c r5:848be000 [ 1325.357272][ T32] r4:848be000 [ 1325.357293][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.357335][ T32] r5:848be000 r4:829187f0 [ 1325.357355][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.357395][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.357443][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc25e08 [ 1325.357488][ T32] r4:00000000 [ 1325.357539][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.357595][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.357646][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.357692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595c500 [ 1325.357715][ T32] r4:00000000 [ 1325.357755][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.357809][ T32] r9:83018205 r8:848be000 r7:00000000 r6:83018200 r5:00001000 r4:7f2c3000 [ 1325.357852][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.357920][ T32] r5:00001000 r4:ec94d000 [ 1325.357944][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.357987][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.358031][ T32] r5:85847b8c r4:85847800 [ 1325.358051][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.358100][ T32] r7:ddde2d40 r6:83018200 r5:85847b8c r4:84758c00 [ 1325.358141][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.358195][ T32] r10:61c88647 r9:848be000 r8:84758c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.358220][ T32] r4:84758c00 [ 1325.358240][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.358287][ T32] r10:00000000 r9:84758c00 r8:8027ed34 r7:dfc01e60 r6:847b1400 r5:848be000 [ 1325.358350][ T32] r4:00000001 [ 1325.358414][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.358457][ T32] Exception stack(0xdfc25fb0 to 0xdfc25ff8) [ 1325.358487][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.358522][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.358551][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.358583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.358606][ T32] r4:8475c7c0 [ 1325.359357][ T32] INFO: task kworker/1:56:3237 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.359412][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.359510][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.359575][ T32] Call trace: [ 1325.359607][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.359678][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.359727][ T32] r4:00000000 [ 1325.359753][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.359795][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.359826][ T32] 5d20: bd3c1000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.359856][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.359903][ T32] 5d60: 800f0013 ffffffff [ 1325.359931][ T32] r5:800f0013 r4:80239bd0 [ 1325.359952][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.359994][ T32] r4:82ac11e4 [ 1325.360015][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.360080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.360109][ T32] r4:eaeb5dc0 [ 1325.360138][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.360187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.360211][ T32] r4:00000000 [ 1325.360230][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.360277][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.360299][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.360342][ T32] r5:00001000 r4:eadb5000 [ 1325.360382][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.360426][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.360491][ T32] r5:8524af8c r4:8524ac00 [ 1325.360520][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.360615][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.360638][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.360697][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.360744][ T32] r4:84b79e80 [ 1325.360766][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.360820][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.360845][ T32] r4:00000001 [ 1325.360867][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.360904][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.360931][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.360981][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.361014][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.361048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.361071][ T32] r4:84719340 [ 1325.361122][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.361150][ T32] INFO: task kworker/1:57:3239 blocked for more than 451 seconds. [ 1325.361181][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.361206][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.361226][ T32] task:kworker/1:57 state:D stack:0 pid:3239 tgid:3239 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.361295][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.361336][ T32] Call trace: [ 1325.361367][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.361416][ T32] r10:829187f4 r9:dfc35d84 r8:00000002 r7:60000113 r6:dfc35d8c r5:848bc800 [ 1325.361440][ T32] r4:848bc800 [ 1325.361459][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.361507][ T32] r5:848bc800 r4:829187f0 [ 1325.361528][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.361588][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.361641][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc35e08 [ 1325.361665][ T32] r4:00000000 [ 1325.361685][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.361724][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.361781][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.361829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595c7c0 [ 1325.361852][ T32] r4:00000000 [ 1325.361873][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.361919][ T32] r9:83018205 r8:848bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f2c1000 [ 1325.361941][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.361984][ T32] r5:00001000 r4:dfbf1000 [ 1325.362024][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.362068][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.362132][ T32] r5:8584778c r4:85847400 [ 1325.362156][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.362203][ T32] r7:ddde2d40 r6:83018200 r5:8584778c r4:84758c80 [ 1325.362223][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.362270][ T32] r10:61c88647 r9:848bc800 r8:84758cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.362323][ T32] r4:84758c80 [ 1325.362348][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.362415][ T32] r10:00000000 r9:84758c80 r8:8027ed34 r7:dfc01e60 r6:847b1480 r5:848bc800 [ 1325.362462][ T32] r4:00000001 [ 1325.362485][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.362527][ T32] Exception stack(0xdfc35fb0 to 0xdfc35ff8) [ 1325.362554][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.362607][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.362640][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.362700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.362727][ T32] r4:8475c940 [ 1325.363028][ T32] INFO: task kworker/1:57:3239 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.363083][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.363188][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.363231][ T32] Call trace: [ 1325.363305][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.363359][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.363404][ T32] r4:00000000 [ 1325.363428][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.363468][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.363540][ T32] 5d20: bd3c1000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.363612][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.363667][ T32] 5d60: 800f0013 ffffffff [ 1325.363724][ T32] r5:800f0013 r4:80239bd0 [ 1325.363771][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.363840][ T32] r4:82ac11e4 [ 1325.363861][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.363908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.384476][ T32] r4:eaeb5dc0 [ 1325.384574][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.384677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.384707][ T32] r4:00000000 [ 1325.384729][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.384780][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.384826][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.384878][ T32] r5:00001000 r4:eadb5000 [ 1325.384921][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.384967][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.385032][ T32] r5:8524af8c r4:8524ac00 [ 1325.385078][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.385153][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.385187][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.385239][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.385281][ T32] r4:84b79e80 [ 1325.385305][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.385384][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.385411][ T32] r4:00000001 [ 1325.385433][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.385471][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.385508][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.385559][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.385591][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.385625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.385648][ T32] r4:84719340 [ 1325.385671][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.385699][ T32] INFO: task kworker/1:58:3240 blocked for more than 451 seconds. [ 1325.385733][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.385758][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.385780][ T32] task:kworker/1:58 state:D stack:0 pid:3240 tgid:3240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.385837][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.385903][ T32] Call trace: [ 1325.385962][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.386016][ T32] r10:829187f4 r9:dfc3dd84 r8:00000002 r7:60000013 r6:dfc3dd8c r5:848bd400 [ 1325.386060][ T32] r4:848bd400 [ 1325.386083][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.386126][ T32] r5:848bd400 r4:829187f0 [ 1325.386145][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.386217][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.386271][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc3de08 [ 1325.386294][ T32] r4:00000000 [ 1325.386315][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.386353][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.386390][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.386433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f2040 [ 1325.386455][ T32] r4:00000000 [ 1325.386474][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.386528][ T32] r9:83018205 r8:848bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f3f7000 [ 1325.386570][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.386631][ T32] r5:00001000 r4:ecfa9000 [ 1325.386663][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.386728][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.386795][ T32] r5:847fc38c r4:847fc000 [ 1325.386818][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.386865][ T32] r7:ddde2d40 r6:83018200 r5:847fc38c r4:84758d00 [ 1325.386886][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.386932][ T32] r10:61c88647 r9:848bd400 r8:84758d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.386966][ T32] r4:84758d00 [ 1325.386989][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.387037][ T32] r10:00000000 r9:84758d00 r8:8027ed34 r7:dfc35e60 r6:847b1500 r5:848bd400 [ 1325.387080][ T32] r4:00000001 [ 1325.387103][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.387140][ T32] Exception stack(0xdfc3dfb0 to 0xdfc3dff8) [ 1325.387166][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.387197][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.387226][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.387287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.387313][ T32] r4:8475cb40 [ 1325.388072][ T32] INFO: task kworker/1:58:3240 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.388140][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.388253][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.388376][ T32] Call trace: [ 1325.388454][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.388594][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.388648][ T32] r4:00000000 [ 1325.388692][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.388775][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.388842][ T32] 5d20: bd934000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.388905][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.389001][ T32] 5d60: 800f0013 ffffffff [ 1325.389063][ T32] r5:800f0013 r4:80239bd0 [ 1325.389117][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.389207][ T32] r4:82ac11e4 [ 1325.389269][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.389369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.389424][ T32] r4:eaeb5dc0 [ 1325.389507][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.389619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.389673][ T32] r4:00000000 [ 1325.389732][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.389820][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.389853][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.389921][ T32] r5:00001000 r4:eadb5000 [ 1325.389957][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.390016][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.390064][ T32] r5:8524af8c r4:8524ac00 [ 1325.390084][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.390133][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.390176][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.390230][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.390254][ T32] r4:84b79e80 [ 1325.390304][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.390357][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.390380][ T32] r4:00000001 [ 1325.390400][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.390467][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.390531][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.390574][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.390625][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.390660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.390697][ T32] r4:84719340 [ 1325.390722][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.390746][ T32] INFO: task kworker/1:59:3242 blocked for more than 451 seconds. [ 1325.390776][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.390810][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.390836][ T32] task:kworker/1:59 state:D stack:0 pid:3242 tgid:3242 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.390904][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.390970][ T32] Call trace: [ 1325.391001][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.391051][ T32] r10:829187f4 r9:dfc31d84 r8:00000002 r7:60000013 r6:dfc31d8c r5:840eb000 [ 1325.391073][ T32] r4:840eb000 [ 1325.391093][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.391155][ T32] r5:840eb000 r4:829187f0 [ 1325.391195][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.391238][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.391286][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc31e08 [ 1325.391330][ T32] r4:00000000 [ 1325.391353][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.391393][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.391430][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.391474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b4f00 [ 1325.391512][ T32] r4:00000000 [ 1325.391535][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.391604][ T32] r9:83018205 r8:840eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1325.391638][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.391707][ T32] r5:00001000 r4:dfc0b000 [ 1325.391730][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.391780][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.391826][ T32] r5:858cbf8c r4:858cbc00 [ 1325.391866][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.391916][ T32] r7:ddde2d40 r6:83018200 r5:858cbf8c r4:84758d80 [ 1325.391959][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.392034][ T32] r10:61c88647 r9:840eb000 r8:84758dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.392059][ T32] r4:84758d80 [ 1325.392088][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.392141][ T32] r10:00000000 r9:84758d80 r8:8027ed34 r7:dfc3de60 r6:84758e00 r5:840eb000 [ 1325.392187][ T32] r4:00000001 [ 1325.392230][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.392271][ T32] Exception stack(0xdfc31fb0 to 0xdfc31ff8) [ 1325.392299][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.392348][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.392380][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.392411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.392435][ T32] r4:8475cb40 [ 1325.392786][ T32] INFO: task kworker/1:59:3242 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.392854][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.392945][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.392992][ T32] Call trace: [ 1325.393037][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.393117][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.393156][ T32] r4:00000000 [ 1325.393178][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.393218][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.393272][ T32] 5d20: bd934000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.393348][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.393411][ T32] 5d60: 800f0013 ffffffff [ 1325.393467][ T32] r5:800f0013 r4:80239bd0 [ 1325.393558][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.393671][ T32] r4:82ac11e4 [ 1325.393744][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.393855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.424727][ T32] r4:eaeb5dc0 [ 1325.424900][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.425019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.425045][ T32] r4:00000000 [ 1325.425066][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.425118][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.425140][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.425188][ T32] r5:00001000 r4:eadb5000 [ 1325.425208][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.425248][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.425293][ T32] r5:8524af8c r4:8524ac00 [ 1325.425313][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.425377][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.425402][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.425452][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.425492][ T32] r4:84b79e80 [ 1325.425531][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.425583][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.425607][ T32] r4:00000001 [ 1325.425627][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.425663][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.425695][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.425726][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.425764][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.425808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.425833][ T32] r4:84719340 [ 1325.425878][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.425924][ T32] INFO: task kworker/0:12:3243 blocked for more than 451 seconds. [ 1325.425992][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.426042][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.426069][ T32] task:kworker/0:12 state:D stack:0 pid:3243 tgid:3243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.426128][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.426192][ T32] Call trace: [ 1325.426228][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.426302][ T32] r10:829187f4 r9:dfba9d84 r8:00000002 r7:60000113 r6:dfba9d8c r5:848bec00 [ 1325.426330][ T32] r4:848bec00 [ 1325.426351][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.426393][ T32] r5:848bec00 r4:829187f0 [ 1325.426413][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.426452][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.426523][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfba9e08 [ 1325.426550][ T32] r4:00000000 [ 1325.426571][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.426631][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.426673][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.426727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85819f00 [ 1325.426753][ T32] r4:00000000 [ 1325.426772][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.426845][ T32] r9:83018005 r8:848bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1325.426890][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.426940][ T32] r5:00001000 r4:ebe3b000 [ 1325.426961][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.427000][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.427076][ T32] r5:85793f8c r4:85793c00 [ 1325.427099][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.427167][ T32] r7:dddced40 r6:83018000 r5:85793f8c r4:847b1580 [ 1325.427191][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.427241][ T32] r10:61c88647 r9:848bec00 r8:847b15ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.427264][ T32] r4:847b1580 [ 1325.427283][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.427347][ T32] r10:00000000 r9:847b1580 r8:8027ed34 r7:dfbb5e60 r6:847b1600 r5:848bec00 [ 1325.427373][ T32] r4:00000001 [ 1325.427393][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.427430][ T32] Exception stack(0xdfba9fb0 to 0xdfba9ff8) [ 1325.427456][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.427515][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.427571][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.427605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.427629][ T32] r4:8481c940 [ 1325.428424][ T32] INFO: task kworker/0:12:3243 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.428464][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.428530][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.428625][ T32] Call trace: [ 1325.428655][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.428706][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.428731][ T32] r4:00000000 [ 1325.428751][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.428810][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.428845][ T32] 5d20: bdfcf000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.428876][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.428912][ T32] 5d60: 800f0013 ffffffff [ 1325.428963][ T32] r5:800f0013 r4:80239bd0 [ 1325.428987][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.429031][ T32] r4:82ac11e4 [ 1325.429076][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.429125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.429171][ T32] r4:eaeb5dc0 [ 1325.429224][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.429272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.429296][ T32] r4:00000000 [ 1325.429337][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.429441][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.429518][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.429596][ T32] r5:00001000 r4:eadb5000 [ 1325.429619][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.429659][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.429724][ T32] r5:8524af8c r4:8524ac00 [ 1325.429748][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.429796][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.429842][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.429893][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.429916][ T32] r4:84b79e80 [ 1325.429935][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.429987][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.430043][ T32] r4:00000001 [ 1325.430095][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.430206][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.430265][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.430297][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.430325][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.430356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.430402][ T32] r4:84719340 [ 1325.430427][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.430452][ T32] INFO: task kworker/1:60:3247 blocked for more than 451 seconds. [ 1325.430530][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.430560][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.430581][ T32] task:kworker/1:60 state:D stack:0 pid:3247 tgid:3247 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.430654][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.430720][ T32] Call trace: [ 1325.430768][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.430817][ T32] r10:829187f4 r9:dfc49d84 r8:00000002 r7:60000113 r6:dfc49d8c r5:839e1800 [ 1325.430840][ T32] r4:839e1800 [ 1325.430890][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.430935][ T32] r5:839e1800 r4:829187f0 [ 1325.430955][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.431057][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.431151][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc49e08 [ 1325.431179][ T32] r4:00000000 [ 1325.431199][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.431238][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.431296][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.431344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b49c0 [ 1325.431367][ T32] r4:00000000 [ 1325.431387][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.431433][ T32] r9:83018205 r8:839e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f3f5000 [ 1325.431485][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.431537][ T32] r5:00001000 r4:ecf99000 [ 1325.431566][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.431639][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.431708][ T32] r5:847fc78c r4:847fc400 [ 1325.431731][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.431801][ T32] r7:ddde2d40 r6:83018200 r5:847fc78c r4:84758e80 [ 1325.431826][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.431888][ T32] r10:61c88647 r9:839e1800 r8:84758eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.431914][ T32] r4:84758e80 [ 1325.431934][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.431980][ T32] r10:00000000 r9:84758e80 r8:8027ed34 r7:dfc3de60 r6:847b1680 r5:839e1800 [ 1325.432005][ T32] r4:00000001 [ 1325.432023][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.432059][ T32] Exception stack(0xdfc49fb0 to 0xdfc49ff8) [ 1325.432115][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.432149][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.432185][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.432219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.432242][ T32] r4:8475cec0 [ 1325.432754][ T32] INFO: task kworker/1:60:3247 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.432872][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.433019][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.433145][ T32] Call trace: [ 1325.433217][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.433353][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.433423][ T32] r4:00000000 [ 1325.433472][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.433564][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.433633][ T32] 5d20: bdfcf000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.433700][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.433752][ T32] 5d60: 800f0013 ffffffff [ 1325.433859][ T32] r5:800f0013 r4:80239bd0 [ 1325.433957][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.449033][ T32] r4:82ac11e4 [ 1325.449082][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.449156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.449182][ T32] r4:eaeb5dc0 [ 1325.449234][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.449287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.449332][ T32] r4:00000000 [ 1325.449356][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.449406][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.449428][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.449475][ T32] r5:00001000 r4:eadb5000 [ 1325.449495][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.449542][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.449586][ T32] r5:8524af8c r4:8524ac00 [ 1325.449606][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.449666][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.449693][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.449743][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.449766][ T32] r4:84b79e80 [ 1325.449807][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.449868][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.449902][ T32] r4:00000001 [ 1325.449925][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.449984][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.450020][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.450061][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.450091][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.450124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.450151][ T32] r4:84719340 [ 1325.450210][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.450243][ T32] INFO: task kworker/1:61:3249 blocked for more than 451 seconds. [ 1325.450279][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.450306][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.450328][ T32] task:kworker/1:61 state:D stack:0 pid:3249 tgid:3249 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.450386][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.450458][ T32] Call trace: [ 1325.450542][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.450599][ T32] r10:829187f4 r9:dfc4dd84 r8:00000002 r7:60000013 r6:dfc4dd8c r5:83ff0000 [ 1325.450623][ T32] r4:83ff0000 [ 1325.450644][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.450706][ T32] r5:83ff0000 r4:829187f0 [ 1325.450731][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.450773][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.450842][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc4de08 [ 1325.450869][ T32] r4:00000000 [ 1325.450889][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.450929][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.450998][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.451046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8481e2c0 [ 1325.451101][ T32] r4:00000000 [ 1325.451202][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.451261][ T32] r9:83018205 r8:83ff0000 r7:00000000 r6:83018200 r5:00001000 r4:7f3f1000 [ 1325.451304][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.451352][ T32] r5:00001000 r4:ebd39000 [ 1325.451395][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.451439][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.451483][ T32] r5:847fcf8c r4:847fcc00 [ 1325.451507][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.451554][ T32] r7:ddde2d40 r6:83018200 r5:847fcf8c r4:84758f00 [ 1325.451574][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.451621][ T32] r10:61c88647 r9:83ff0000 r8:84758f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.451644][ T32] r4:84758f00 [ 1325.451664][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.451710][ T32] r10:00000000 r9:84758f00 r8:8027ed34 r7:dfc49e60 r6:847b1700 r5:83ff0000 [ 1325.451767][ T32] r4:00000001 [ 1325.451791][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.451827][ T32] Exception stack(0xdfc4dfb0 to 0xdfc4dff8) [ 1325.451854][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.451914][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.451946][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.452002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.452028][ T32] r4:84976180 [ 1325.452799][ T32] INFO: task kworker/1:61:3249 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.452837][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.452919][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.452982][ T32] Call trace: [ 1325.453012][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.453062][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.453116][ T32] r4:00000000 [ 1325.453141][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.453180][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.453211][ T32] 5d20: be1ad000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.453241][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.453265][ T32] 5d60: 800f0013 ffffffff [ 1325.453290][ T32] r5:800f0013 r4:80239bd0 [ 1325.453310][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.453372][ T32] r4:82ac11e4 [ 1325.453417][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.453466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.453517][ T32] r4:eaeb5dc0 [ 1325.453572][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.453664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.453713][ T32] r4:00000000 [ 1325.453786][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.472916][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.473015][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.473092][ T32] r5:00001000 r4:eadb5000 [ 1325.473116][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.473180][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.473231][ T32] r5:8524af8c r4:8524ac00 [ 1325.473266][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.473384][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.473445][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.473564][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.473620][ T32] r4:84b79e80 [ 1325.473686][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.473798][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.473850][ T32] r4:00000001 [ 1325.473948][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.480788][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.480886][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.480954][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.481043][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.481118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.481170][ T32] r4:84719340 [ 1325.481239][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.481303][ T32] INFO: task kworker/1:62:3250 blocked for more than 452 seconds. [ 1325.481371][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.481427][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.481474][ T32] task:kworker/1:62 state:D stack:0 pid:3250 tgid:3250 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.481592][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.481701][ T32] Call trace: [ 1325.481771][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.481878][ T32] r10:829187f4 r9:dfc51d84 r8:00000002 r7:60000013 r6:dfc51d8c r5:83240c00 [ 1325.481928][ T32] r4:83240c00 [ 1325.481969][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.482058][ T32] r5:83240c00 r4:829187f0 [ 1325.482104][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.482184][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.482282][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc51e08 [ 1325.482332][ T32] r4:00000000 [ 1325.482400][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.482488][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.482579][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.482670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8481e300 [ 1325.482720][ T32] r4:00000000 [ 1325.482762][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.482868][ T32] r9:83018205 r8:83240c00 r7:00000000 r6:83018200 r5:00001000 r4:7f3f3000 [ 1325.482944][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.483049][ T32] r5:00001000 r4:ecf83000 [ 1325.483096][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.483180][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.483270][ T32] r5:847fcb8c r4:847fc800 [ 1325.483325][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.483457][ T32] r7:ddde2d40 r6:83018200 r5:847fcb8c r4:84758f80 [ 1325.483529][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.483628][ T32] r10:61c88647 r9:83240c00 r8:84758fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.483798][ T32] r4:84758f80 [ 1325.483915][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.487973][ T32] r10:00000000 r9:84758f80 r8:8027ed34 r7:dfc4de60 r6:847b1780 r5:83240c00 [ 1325.488070][ T32] r4:00000001 [ 1325.488100][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.488160][ T32] Exception stack(0xdfc51fb0 to 0xdfc51ff8) [ 1325.488192][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.488243][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.488306][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.488342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.488366][ T32] r4:847aef40 [ 1325.489490][ T32] INFO: task kworker/1:62:3250 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.489542][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.489699][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.489761][ T32] Call trace: [ 1325.489793][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.489847][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.489871][ T32] r4:00000000 [ 1325.489890][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.489929][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.489960][ T32] 5d20: be6e4000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.489989][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.490014][ T32] 5d60: 800f0013 ffffffff [ 1325.490040][ T32] r5:800f0013 r4:80239bd0 [ 1325.490062][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.490106][ T32] r4:82ac11e4 [ 1325.490127][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.490171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.490194][ T32] r4:eaeb5dc0 [ 1325.490213][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.490257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.490300][ T32] r4:00000000 [ 1325.490346][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.490399][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.490420][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.490463][ T32] r5:00001000 r4:eadb5000 [ 1325.490483][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.490532][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.490579][ T32] r5:8524af8c r4:8524ac00 [ 1325.490628][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.490682][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.490703][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.490755][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.490800][ T32] r4:84b79e80 [ 1325.490823][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.490871][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.490894][ T32] r4:00000001 [ 1325.490913][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.490970][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.491003][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.491032][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1325.491156][ T32] r4:84719340 ** 11 printk messages dropped ** [ 1325.491662][ T32] r5:84aa0000 r4:829187f0 [ 1325.491682][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.491722][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1325.491865][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1325.492301][ T32] r5:847fd78c r4:847fd400 ** 6 printk messages dropped ** [ 1325.492620][ T32] r10:00000000 r9:8474d000 r8:8027ed34 r7:dfc4de60 r6:847b1800 r5:84aa0000 ** 9 printk messages dropped ** [ 1325.493383][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1325.515538][ T32] r4:eaeb5dc0 ** 4 printk messages dropped ** [ 1325.516066][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 7 printk messages dropped ** [ 1325.516714][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1325.517471][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1325.518493][ T32] r4:84aa1800 ** 1 printk messages dropped ** [ 1325.518635][ T32] r5:84aa1800 r4:829187f0 ** 1 printk messages dropped ** [ 1325.518825][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1325.519507][ T32] r9:83018205 r8:84aa1800 r7:00000000 r6:83018200 r5:00001000 r4:7f3ef000 [ 1325.519556][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.519667][ T32] r5:00001000 r4:dfa5f000 [ 1325.519731][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.519822][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.519909][ T32] r5:847fd38c r4:847fd000 [ 1325.519949][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.520038][ T32] r7:ddde2d40 r6:83018200 r5:847fd38c r4:8474d080 [ 1325.520127][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.520239][ T32] r10:61c88647 r9:84aa1800 r8:8474d0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.520307][ T32] r4:8474d080 [ 1325.520366][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.520475][ T32] r10:00000000 r9:8474d080 r8:8027ed34 r7:dfc55e60 r6:847b1880 r5:84aa1800 [ 1325.520530][ T32] r4:00000001 [ 1325.520601][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.520682][ T32] Exception stack(0xdfc5dfb0 to 0xdfc5dff8) [ 1325.520864][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.520936][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.521000][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.521065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.521115][ T32] r4:8481e040 [ 1325.522427][ T32] INFO: task kworker/1:64:3255 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.522512][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.522658][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.522761][ T32] Call trace: [ 1325.522856][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.522977][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.523059][ T32] r4:00000000 [ 1325.523112][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.523196][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.523264][ T32] 5d20: bea9c000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.523446][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.523783][ T32] 5d60: 800f0013 ffffffff [ 1325.523948][ T32] r5:800f0013 r4:80239bd0 [ 1325.546711][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.546820][ T32] r4:82ac11e4 [ 1325.546846][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.546982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.547087][ T32] r4:eaeb5dc0 [ 1325.547139][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.547278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.547313][ T32] r4:00000000 [ 1325.547458][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.547516][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.547545][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.547701][ T32] r5:00001000 r4:eadb5000 [ 1325.547736][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.547790][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.547838][ T32] r5:8524af8c r4:8524ac00 [ 1325.547860][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.547948][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.547975][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.548110][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.548151][ T32] r4:84b79e80 [ 1325.548173][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.548222][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.548245][ T32] r4:00000001 [ 1325.548265][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.548314][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.548348][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.548454][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.548518][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.548575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.548605][ T32] r4:84719340 [ 1325.548632][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1325.548746][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1325.549837][ T32] r5:84aa2400 r4:829187f0 [ 1325.549862][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.550082][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1325.550604][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1325.551022][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1325.552209][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1325.553904][ T32] Call trace: ** 7 printk messages dropped ** [ 1325.584753][ T32] 5d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1325.584986][ T32] r4:eaeb5dc0 ** 2 printk messages dropped ** [ 1325.585168][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.585459][ T32] r5:8524af8c r4:8524ac00 ** 4 printk messages dropped ** [ 1325.585620][ T32] r4:84b79e80 ** 6 printk messages dropped ** [ 1325.585932][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.585960][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.586003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.586031][ T32] r4:84719340 [ 1325.586080][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.586114][ T32] INFO: task kworker/1:66:3258 blocked for more than 452 seconds. [ 1325.586189][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.586218][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.586241][ T32] task:kworker/1:66 state:D stack:0 pid:3258 tgid:3258 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.586334][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.586444][ T32] Call trace: [ 1325.586491][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.586571][ T32] r10:829187f4 r9:dfc65d84 r8:00000002 r7:60000113 r6:dfc65d8c r5:84aa3000 [ 1325.586598][ T32] r4:84aa3000 [ 1325.586648][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.586695][ T32] r5:84aa3000 r4:829187f0 [ 1325.586716][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.586757][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.586813][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc65e08 [ 1325.586836][ T32] r4:00000000 [ 1325.586886][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.586930][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.586999][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.587048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8481e800 [ 1325.587071][ T32] r4:00000000 [ 1325.587113][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.587165][ T32] r9:83018205 r8:84aa3000 r7:00000000 r6:83018200 r5:00001000 r4:7f3eb000 [ 1325.587186][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.587230][ T32] r5:00001000 r4:ecf13000 [ 1325.587283][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.587357][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.587434][ T32] r5:847fdb8c r4:847fd800 [ 1325.587499][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.587582][ T32] r7:ddde2d40 r6:83018200 r5:847fdb8c r4:8474d180 [ 1325.587639][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.587694][ T32] r10:61c88647 r9:84aa3000 r8:8474d1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.587746][ T32] r4:8474d180 [ 1325.587807][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.587860][ T32] r10:00000000 r9:8474d180 r8:8027ed34 r7:dfc61e60 r6:847b1980 r5:84aa3000 [ 1325.587883][ T32] r4:00000001 [ 1325.587902][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.587949][ T32] Exception stack(0xdfc65fb0 to 0xdfc65ff8) [ 1325.587979][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.588009][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.588066][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.588101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1325.588985][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.589091][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.589152][ T32] Call trace: [ 1325.589181][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.589257][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.589285][ T32] r4:00000000 [ 1325.589306][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.589374][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.589439][ T32] 5d20: bf650000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.589473][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.589498][ T32] 5d60: 800f0013 ffffffff [ 1325.589524][ T32] r5:800f0013 r4:80239bd0 [ 1325.589543][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.589585][ T32] r4:82ac11e4 [ 1325.589605][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.589679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 ** 5 printk messages dropped ** [ 1325.589906][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 9 printk messages dropped ** [ 1325.590307][ T32] r4:84b79e80 ** 5 printk messages dropped ** [ 1325.590513][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1325.590722][ T32] INFO: task kworker/1:67:3261 blocked for more than 452 seconds. ** 7 printk messages dropped ** [ 1325.591081][ T32] r4:84aa3c00 ** 1 printk messages dropped ** [ 1325.591179][ T32] r5:84aa3c00 r4:829187f0 [ 1325.591202][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.591243][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1325.591418][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1325.591908][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1325.592209][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1325.592960][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1325.593533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 ** 7 printk messages dropped ** [ 1325.593898][ T32] r5:00001000 r4:eadb5000 ** 4 printk messages dropped ** [ 1325.616587][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 ** 8 printk messages dropped ** [ 1325.617105][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.617548][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.617853][ T32] r5:84aa4800 r4:829187f0 [ 1325.617873][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.617913][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.617961][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc6de08 [ 1325.617983][ T32] r4:00000000 [ 1325.618030][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.618072][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.618113][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.618156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f2240 [ 1325.618191][ T32] r4:00000000 [ 1325.618214][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.618264][ T32] r9:83018205 r8:84aa4800 r7:00000000 r6:83018200 r5:00001000 r4:7f3e5000 [ 1325.618301][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.618381][ T32] r5:00001000 r4:ecb31000 [ 1325.618405][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.618445][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.618519][ T32] r5:847fbb8c r4:847fb800 [ 1325.618569][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.618637][ T32] r7:ddde2d40 r6:83018200 r5:847fbb8c r4:8474d280 [ 1325.618659][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.618709][ T32] r10:61c88647 r9:84aa4800 r8:8474d2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.618750][ T32] r4:8474d280 [ 1325.618780][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.618829][ T32] r10:00000000 r9:8474d280 r8:8027ed34 r7:dfc69e60 r6:847b1a80 r5:84aa4800 [ 1325.618852][ T32] r4:00000001 [ 1325.618875][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.618942][ T32] Exception stack(0xdfc6dfb0 to 0xdfc6dff8) [ 1325.618997][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.619048][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.619077][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.619108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.619159][ T32] r4:8481e5c0 [ 1325.619928][ T32] INFO: task kworker/1:68:3263 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.620006][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.620112][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.620161][ T32] Call trace: [ 1325.620223][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.620275][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.620329][ T32] r4:00000000 [ 1325.620353][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.620393][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.620423][ T32] 5d20: bfc08000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.620453][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.620481][ T32] 5d60: 800f0013 ffffffff [ 1325.620507][ T32] r5:800f0013 r4:80239bd0 [ 1325.620532][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.620619][ T32] r4:82ac11e4 [ 1325.620672][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.620723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.620748][ T32] r4:eaeb5dc0 [ 1325.620803][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.620853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.620877][ T32] r4:00000000 [ 1325.620927][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.620980][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.621027][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.621074][ T32] r5:00001000 r4:eadb5000 [ 1325.621123][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.621168][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.621211][ T32] r5:8524af8c r4:8524ac00 [ 1325.621232][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.621280][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.621301][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.621349][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.621402][ T32] r4:84b79e80 [ 1325.621425][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.621474][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.621519][ T32] r4:00000001 [ 1325.621543][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.621579][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.621606][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.621635][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.621694][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.621729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.621752][ T32] r4:84719340 [ 1325.621807][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.621834][ T32] INFO: task kworker/1:69:3265 blocked for more than 452 seconds. ** 5 printk messages dropped ** [ 1325.622123][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1325.622324][ T32] r5:84aa5400 r4:829187f0 [ 1325.622350][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.622393][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.622471][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc71e08 [ 1325.622497][ T32] r4:00000000 [ 1325.622547][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.622595][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.622663][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.622742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f2500 [ 1325.622811][ T32] r4:00000000 [ 1325.622834][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.622883][ T32] r9:83018205 r8:84aa5400 r7:00000000 r6:83018200 r5:00001000 r4:7f3e3000 [ 1325.622905][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.622948][ T32] r5:00001000 r4:dfa4d000 [ 1325.622995][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.623039][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.623083][ T32] r5:847fbf8c r4:847fbc00 [ 1325.623102][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.623178][ T32] r7:ddde2d40 r6:83018200 r5:847fbf8c r4:8474d300 [ 1325.623204][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.623253][ T32] r10:61c88647 r9:84aa5400 r8:8474d32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.623277][ T32] r4:8474d300 [ 1325.623297][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.623376][ T32] r10:00000000 r9:8474d300 r8:8027ed34 r7:dfc6de60 r6:847b1b00 r5:84aa5400 [ 1325.623407][ T32] r4:00000001 [ 1325.623426][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.623462][ T32] Exception stack(0xdfc71fb0 to 0xdfc71ff8) [ 1325.623489][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.623518][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.623581][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.623615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.623638][ T32] r4:8481ea00 [ 1325.649248][ T32] INFO: task kworker/1:69:3265 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.649377][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.650694][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.650824][ T32] Call trace: [ 1325.650860][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.650940][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.650987][ T32] r4:00000000 [ 1325.651033][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.651126][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.651189][ T32] 5d20: bffe3000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.651259][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.651311][ T32] 5d60: 800f0013 ffffffff [ 1325.651367][ T32] r5:800f0013 r4:80239bd0 [ 1325.651398][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.651504][ T32] r4:82ac11e4 [ 1325.651563][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.651616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.651670][ T32] r4:eaeb5dc0 [ 1325.651725][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.651782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.651807][ T32] r4:00000000 [ 1325.651858][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.651914][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.651938][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.651985][ T32] r5:00001000 r4:eadb5000 [ 1325.652006][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1325.652281][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1325.652703][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.653380][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.653737][ T32] r5:84aa6000 r4:829187f0 [ 1325.653768][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.653811][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1325.654001][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.667882][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.668237][ T32] r5:00001000 r4:ed509000 ** 6 printk messages dropped ** [ 1325.668666][ T32] r10:61c88647 r9:84aa6000 r8:8474d3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1325.668962][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1325.669835][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1325.670163][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) ** 3 printk messages dropped ** [ 1325.670317][ T32] r5:800f0013 r4:80239bd0 ** 3 printk messages dropped ** [ 1325.670506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 ** 2 printk messages dropped ** [ 1325.670599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 ** 2 printk messages dropped ** [ 1325.670704][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.670728][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.670824][ T32] r5:00001000 r4:eadb5000 [ 1325.670871][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.670916][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.670963][ T32] r5:8524af8c r4:8524ac00 [ 1325.670983][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.671031][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.671053][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.671126][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.671152][ T32] r4:84b79e80 [ 1325.671173][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.671221][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.671244][ T32] r4:00000001 [ 1325.671287][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.671327][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.671378][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.671424][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.671455][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.671487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.671511][ T32] r4:84719340 [ 1325.671532][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.671570][ T32] INFO: task kworker/1:71:3270 blocked for more than 452 seconds. [ 1325.671604][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.671631][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.671652][ T32] task:kworker/1:71 state:D stack:0 pid:3270 tgid:3270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.671697][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.671739][ T32] Call trace: [ 1325.671775][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.671823][ T32] r10:829187f4 r9:dfc59d84 r8:00000002 r7:60000113 r6:dfc59d8c r5:84aa6c00 [ 1325.671847][ T32] r4:84aa6c00 [ 1325.671867][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.671909][ T32] r5:84aa6c00 r4:829187f0 [ 1325.671930][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.671969][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.672017][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc59e08 [ 1325.672040][ T32] r4:00000000 [ 1325.672060][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.672099][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.672136][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.672204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ab6040 [ 1325.672232][ T32] r4:00000000 [ 1325.672252][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.672300][ T32] r9:83018205 r8:84aa6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f549000 [ 1325.672394][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.672442][ T32] r5:00001000 r4:ed3a9000 [ 1325.672463][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.672503][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.672581][ T32] r5:85b7138c r4:85b71000 [ 1325.672604][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.672669][ T32] r7:ddde2d40 r6:83018200 r5:85b7138c r4:8474d400 [ 1325.672695][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.672744][ T32] r10:61c88647 r9:84aa6c00 r8:8474d42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.672772][ T32] r4:8474d400 [ 1325.672793][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.672841][ T32] r10:00000000 r9:8474d400 r8:8027ed34 r7:dfc75e60 r6:847b1c00 r5:84aa6c00 [ 1325.672864][ T32] r4:00000001 [ 1325.672915][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.672954][ T32] Exception stack(0xdfc59fb0 to 0xdfc59ff8) [ 1325.672981][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.673011][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.673038][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.673069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.673092][ T32] r4:8481ea80 [ 1325.673372][ T32] INFO: task kworker/1:71:3270 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.673406][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.673478][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.673527][ T32] Call trace: [ 1325.673586][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.673638][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.673662][ T32] r4:00000000 [ 1325.673681][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.673719][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.673764][ T32] 5d20: c01c0000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.673799][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.673824][ T32] 5d60: 800f0013 ffffffff [ 1325.673849][ T32] r5:800f0013 r4:80239bd0 [ 1325.673869][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.688124][ T32] r4:82ac11e4 [ 1325.688168][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.688262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.688293][ T32] r4:eaeb5dc0 [ 1325.688315][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.688363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.688387][ T32] r4:00000000 [ 1325.688408][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.688457][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.688480][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.688565][ T32] r5:00001000 r4:eadb5000 ** 2 printk messages dropped ** [ 1325.688698][ T32] r5:8524af8c r4:8524ac00 ** 5 printk messages dropped ** [ 1325.688946][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1325.689259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1325.689591][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.689898][ T32] r5:84aa0c00 r4:829187f0 ** 1 printk messages dropped ** [ 1325.689962][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.690011][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc79e08 [ 1325.690034][ T32] r4:00000000 [ 1325.690077][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.690131][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.690174][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.690219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b223c0 [ 1325.690242][ T32] r4:00000000 [ 1325.690261][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.690308][ T32] r9:83018205 r8:84aa0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f4b5000 [ 1325.690330][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.690373][ T32] r5:00001000 r4:ed383000 [ 1325.690392][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.690432][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.690476][ T32] r5:85bc938c r4:85bc9000 [ 1325.690496][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.690541][ T32] r7:ddde2d40 r6:83018200 r5:85bc938c r4:8474d480 [ 1325.690563][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.690611][ T32] r10:61c88647 r9:84aa0c00 r8:8474d4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.690634][ T32] r4:8474d480 [ 1325.690654][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.690700][ T32] r10:00000000 r9:8474d480 r8:8027ed34 r7:dfc59e60 r6:847b1c80 r5:84aa0c00 [ 1325.690723][ T32] r4:00000001 [ 1325.690742][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.690807][ T32] Exception stack(0xdfc79fb0 to 0xdfc79ff8) [ 1325.690839][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.690892][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.690924][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.690957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.691004][ T32] r4:8481e4c0 [ 1325.691716][ T32] INFO: task kworker/1:72:3271 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.691751][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.691815][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.691858][ T32] Call trace: [ 1325.691912][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.691968][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.691993][ T32] r4:00000000 [ 1325.692036][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.692080][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.692125][ T32] 5d20: c035b000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.692160][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.692185][ T32] 5d60: 800f0013 ffffffff [ 1325.692211][ T32] r5:800f0013 r4:80239bd0 [ 1325.692230][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.692272][ T32] r4:82ac11e4 [ 1325.692292][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.692352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.692379][ T32] r4:eaeb5dc0 [ 1325.692422][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.692471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.692494][ T32] r4:00000000 [ 1325.692554][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.692625][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.692649][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.692699][ T32] r5:00001000 r4:eadb5000 [ 1325.692721][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.692794][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1325.692882][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1325.693168][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1325.693291][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1325.693433][ T32] INFO: task kworker/0:13:3274 blocked for more than 452 seconds. ** 3 printk messages dropped ** [ 1325.693625][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1325.693808][ T32] r4:848bbc00 ** 1 printk messages dropped ** [ 1325.693924][ T32] r5:848bbc00 r4:829187f0 [ 1325.706171][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.706256][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.706311][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb7de08 [ 1325.706336][ T32] r4:00000000 [ 1325.706484][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.706725][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1325.707021][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1325.707521][ T32] r7:dddced40 r6:83018000 r5:85794b8c r4:847b1d00 ** 7 printk messages dropped ** [ 1325.708160][ T32] Exception stack(0xdfb7dfb0 to 0xdfb7dff8) ** 6 printk messages dropped ** [ 1325.709092][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1325.709723][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1325.709989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 ** 8 printk messages dropped ** [ 1325.710338][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1325.710766][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.710800][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.710832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.710855][ T32] r4:84719340 [ 1325.710877][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.710907][ T32] INFO: task kworker/1:73:3279 blocked for more than 452 seconds. [ 1325.710941][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.710968][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.710989][ T32] task:kworker/1:73 state:D stack:0 pid:3279 tgid:3279 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.711062][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.711110][ T32] Call trace: [ 1325.711141][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.711188][ T32] r10:829187f4 r9:dfc89d84 r8:00000002 r7:60000113 r6:dfc89d8c r5:8458a400 [ 1325.711213][ T32] r4:8458a400 [ 1325.711270][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.711316][ T32] r5:8458a400 r4:829187f0 [ 1325.711359][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.711403][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.711452][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc89e08 [ 1325.711477][ T32] r4:00000000 [ 1325.711497][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.711536][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.711573][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.711616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85abe040 [ 1325.711639][ T32] r4:00000000 [ 1325.711659][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.711707][ T32] r9:83018205 r8:8458a400 r7:00000000 r6:83018200 r5:00001000 r4:7f51b000 [ 1325.711729][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.711779][ T32] r5:00001000 r4:ed28d000 [ 1325.711799][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.711839][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.711883][ T32] r5:85b67f8c r4:85b67c00 [ 1325.711903][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.711970][ T32] r7:ddde2d40 r6:83018200 r5:85b67f8c r4:8474d500 [ 1325.711997][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.712047][ T32] r10:61c88647 r9:8458a400 r8:8474d52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.712071][ T32] r4:8474d500 [ 1325.712091][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.712137][ T32] r10:00000000 r9:8474d500 r8:8027ed34 r7:dfc59e60 r6:847b1f00 r5:8458a400 [ 1325.712161][ T32] r4:00000001 [ 1325.712180][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.712215][ T32] Exception stack(0xdfc89fb0 to 0xdfc89ff8) [ 1325.712243][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.712272][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.712300][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.712331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.712354][ T32] r4:8481ec80 [ 1325.712733][ T32] INFO: task kworker/1:73:3279 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.712801][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.712888][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.712937][ T32] Call trace: [ 1325.713057][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.713111][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.713136][ T32] r4:00000000 [ 1325.713156][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.713195][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.713226][ T32] 5d20: c0680000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.713257][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.713283][ T32] 5d60: 800f0013 ffffffff [ 1325.713308][ T32] r5:800f0013 r4:80239bd0 [ 1325.713329][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.713369][ T32] r4:82ac11e4 [ 1325.713389][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.713434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.713457][ T32] r4:eaeb5dc0 [ 1325.713477][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.713521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.713544][ T32] r4:00000000 [ 1325.713667][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.713734][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.713764][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.713811][ T32] r5:00001000 r4:eadb5000 [ 1325.713832][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.713872][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.738181][ T32] r5:8524af8c r4:8524ac00 [ 1325.738276][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.738371][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.738399][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.738453][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.738478][ T32] r4:84b79e80 [ 1325.738516][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.738582][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.738747][ T32] r4:00000001 [ 1325.738778][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.738850][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.738886][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.738981][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.739014][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.739056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.739082][ T32] r4:84719340 [ 1325.739107][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.739147][ T32] INFO: task kworker/0:15:3280 blocked for more than 452 seconds. [ 1325.739184][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.739246][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.739278][ T32] task:kworker/0:15 state:D stack:0 pid:3280 tgid:3280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.739350][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.739397][ T32] Call trace: [ 1325.739442][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.739498][ T32] r10:829187f4 r9:dfc95d84 r8:00000002 r7:60000013 r6:dfc95d8c r5:84588c00 [ 1325.739522][ T32] r4:84588c00 [ 1325.739555][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.739600][ T32] r5:84588c00 r4:829187f0 [ 1325.739644][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.739692][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.739742][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc95e08 [ 1325.739770][ T32] r4:00000000 [ 1325.739793][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.739859][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.739905][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.739973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85833340 [ 1325.740051][ T32] r4:00000000 [ 1325.740089][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.740166][ T32] r9:83018005 r8:84588c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1325.740193][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.740249][ T32] r5:00001000 r4:ec7cb000 [ 1325.740274][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.740327][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.740376][ T32] r5:85794f8c r4:85794c00 [ 1325.740399][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.740446][ T32] r7:dddced40 r6:83018000 r5:85794f8c r4:847b1f80 [ 1325.740492][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.740559][ T32] r10:61c88647 r9:84588c00 r8:847b1fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.740618][ T32] r4:847b1f80 [ 1325.740642][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.740690][ T32] r10:00000000 r9:847b1f80 r8:8027ed34 r7:dfc7de60 r6:84a19000 r5:84588c00 [ 1325.740716][ T32] r4:00000001 [ 1325.740735][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.740777][ T32] Exception stack(0xdfc95fb0 to 0xdfc95ff8) [ 1325.740804][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.740835][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.740863][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.740894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.740918][ T32] r4:84a1e440 [ 1325.741644][ T32] INFO: task kworker/0:15:3280 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.741680][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.741737][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.741801][ T32] Call trace: [ 1325.741845][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.741897][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.741922][ T32] r4:00000000 [ 1325.741954][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.741999][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.742031][ T32] 5d20: c0a98000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.742062][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.742087][ T32] 5d60: 800f0013 ffffffff [ 1325.742141][ T32] r5:800f0013 r4:80239bd0 [ 1325.742170][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.742215][ T32] r4:82ac11e4 [ 1325.742237][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.742283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.742307][ T32] r4:eaeb5dc0 [ 1325.742327][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.742370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.742394][ T32] r4:00000000 [ 1325.742414][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.742461][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.742483][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.742527][ T32] r5:00001000 r4:eadb5000 [ 1325.742547][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.742586][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.742630][ T32] r5:8524af8c r4:8524ac00 [ 1325.742649][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.742697][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.742717][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.742810][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.742839][ T32] r4:84b79e80 [ 1325.742883][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1325.742980][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1325.743276][ T32] task:kworker/1:74 state:D stack:0 pid:3282 tgid:3282 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1325.743643][ T32] r5:8458bc00 r4:829187f0 ** 2 printk messages dropped ** [ 1325.743757][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfca1e08 ** 8 printk messages dropped ** [ 1325.744121][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1325.766568][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.766718][ T32] r5:85be1f8c r4:85be1c00 [ 1325.766747][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.766827][ T32] r7:ddde2d40 r6:83018200 r5:85be1f8c r4:8474d580 [ 1325.766853][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.766913][ T32] r10:61c88647 r9:8458bc00 r8:8474d5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.766938][ T32] r4:8474d580 [ 1325.766958][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.767007][ T32] r10:00000000 r9:8474d580 r8:8027ed34 r7:dfc59e60 r6:84a19080 r5:8458bc00 [ 1325.767033][ T32] r4:00000001 [ 1325.767053][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.767090][ T32] Exception stack(0xdfca1fb0 to 0xdfca1ff8) [ 1325.767121][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.767168][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.767201][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.767235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.767269][ T32] r4:8474e000 [ 1325.767983][ T32] INFO: task kworker/1:74:3282 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.768021][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.768087][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.768135][ T32] Call trace: [ 1325.768222][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.768278][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.768302][ T32] r4:00000000 [ 1325.768322][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.768361][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.768403][ T32] 5d20: c0f7e000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.768438][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.768464][ T32] 5d60: 800f0013 ffffffff [ 1325.768489][ T32] r5:800f0013 r4:80239bd0 [ 1325.768510][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.768603][ T32] r4:82ac11e4 [ 1325.768630][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.768725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.768767][ T32] r4:eaeb5dc0 [ 1325.768792][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.768839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.768862][ T32] r4:00000000 [ 1325.768882][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.768931][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.768954][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.768998][ T32] r5:00001000 r4:eadb5000 [ 1325.769019][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.769058][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.769103][ T32] r5:8524af8c r4:8524ac00 [ 1325.769123][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.769172][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.769257][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.769320][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.769345][ T32] r4:84b79e80 [ 1325.769366][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.769428][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.769456][ T32] r4:00000001 [ 1325.769477][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.769515][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.769544][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.769632][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.769688][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.769724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.769748][ T32] r4:84719340 [ 1325.769776][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.769805][ T32] INFO: task kworker/1:75:3283 blocked for more than 452 seconds. [ 1325.769839][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.769866][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.769888][ T32] task:kworker/1:75 state:D stack:0 pid:3283 tgid:3283 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.769961][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.770007][ T32] Call trace: [ 1325.770064][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1325.770204][ T32] r5:84589800 r4:829187f0 [ 1325.770250][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.770320][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.770374][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfca5e08 ** 3 printk messages dropped ** [ 1325.770523][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1325.770869][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1325.771198][ T32] r10:00000000 r9:8474d600 r8:8027ed34 r7:dfca1e60 r6:84a19100 r5:84589800 ** 7 printk messages dropped ** [ 1325.771447][ T32] r4:8474e000 ** 2 printk messages dropped ** [ 1325.771884][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.772091][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) ** 8 printk messages dropped ** [ 1325.772377][ T32] r4:eaeb5dc0 ** 2 printk messages dropped ** [ 1325.772464][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.772728][ T32] r5:8524af8c r4:8524ac00 ** 4 printk messages dropped ** [ 1325.772914][ T32] r4:84b79e80 ** 6 printk messages dropped ** [ 1325.773132][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.773160][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.773202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.773252][ T32] r4:84719340 [ 1325.773277][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.773301][ T32] INFO: task kworker/1:76:3285 blocked for more than 452 seconds. [ 1325.773330][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.773354][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.773375][ T32] task:kworker/1:76 state:D stack:0 pid:3285 tgid:3285 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.773419][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.773460][ T32] Call trace: [ 1325.773489][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.773552][ T32] r10:829187f4 r9:dfcadd84 r8:00000002 r7:60000113 r6:dfcadd8c r5:8458d400 [ 1325.773579][ T32] r4:8458d400 [ 1325.773600][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.773642][ T32] r5:8458d400 r4:829187f0 [ 1325.773673][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.773717][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.773770][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcade08 [ 1325.773805][ T32] r4:00000000 [ 1325.773829][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.773869][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.785121][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.785267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85808cc0 [ 1325.785317][ T32] r4:00000000 [ 1325.785344][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.785446][ T32] r9:83018205 r8:8458d400 r7:00000000 r6:83018200 r5:00001000 r4:7f673000 [ 1325.785474][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.785529][ T32] r5:00001000 r4:edc61000 [ 1325.785550][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.785629][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.785680][ T32] r5:85b73b8c r4:85b73800 [ 1325.785702][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.785752][ T32] r7:ddde2d40 r6:83018200 r5:85b73b8c r4:8474d680 [ 1325.785818][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.785915][ T32] r10:61c88647 r9:8458d400 r8:8474d6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.785976][ T32] r4:8474d680 [ 1325.786005][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.786057][ T32] r10:00000000 r9:8474d680 r8:8027ed34 r7:dfca5e60 r6:84a19180 r5:8458d400 [ 1325.786080][ T32] r4:00000001 [ 1325.786100][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.786151][ T32] Exception stack(0xdfcadfb0 to 0xdfcadff8) [ 1325.786190][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.786224][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.786252][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.786283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.786305][ T32] r4:8474e000 [ 1325.786991][ T32] INFO: task kworker/1:76:3285 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.787027][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.787128][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.787176][ T32] Call trace: [ 1325.787208][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.787261][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.787286][ T32] r4:00000000 [ 1325.787329][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.787374][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.787407][ T32] 5d20: c0f7e000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.787462][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.787491][ T32] 5d60: 800f0013 ffffffff [ 1325.787516][ T32] r5:800f0013 r4:80239bd0 [ 1325.787560][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.787606][ T32] r4:82ac11e4 [ 1325.787628][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.787672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.787695][ T32] r4:eaeb5dc0 [ 1325.787716][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.787765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.787788][ T32] r4:00000000 [ 1325.787808][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.787856][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.787890][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.787970][ T32] r5:00001000 r4:eadb5000 [ 1325.787994][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.788035][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.788078][ T32] r5:8524af8c r4:8524ac00 [ 1325.788098][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.788146][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.788180][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.788256][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.788292][ T32] r4:84b79e80 [ 1325.788337][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.788390][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.788414][ T32] r4:00000001 [ 1325.788434][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.788485][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.788521][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.788582][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.788618][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.788674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.788715][ T32] r4:84719340 [ 1325.788740][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.788784][ T32] INFO: task kworker/1:77:3287 blocked for more than 452 seconds. [ 1325.788820][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.788847][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.788868][ T32] task:kworker/1:77 state:D stack:0 pid:3287 tgid:3287 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.788933][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.788987][ T32] Call trace: [ 1325.789043][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.789093][ T32] r10:829187f4 r9:dfcbdd84 r8:00000002 r7:60000013 r6:dfcbdd8c r5:8458c800 [ 1325.789117][ T32] r4:8458c800 [ 1325.789138][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.789179][ T32] r5:8458c800 r4:829187f0 [ 1325.789199][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.789239][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.789287][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcbde08 [ 1325.789607][ T32] r4:00000000 [ 1325.789632][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.789746][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.789793][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.789839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f6e00 [ 1325.789862][ T32] r4:00000000 [ 1325.789883][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.789929][ T32] r9:83018205 r8:8458c800 r7:00000000 r6:83018200 r5:00001000 r4:7f873000 [ 1325.790132][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.790180][ T32] r5:00001000 r4:dfd13000 [ 1325.790200][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.790240][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.790284][ T32] r5:8480178c r4:84801400 [ 1325.790364][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.790415][ T32] r7:ddde2d40 r6:83018200 r5:8480178c r4:8474d700 [ 1325.790437][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.790729][ T32] r10:61c88647 r9:8458c800 r8:8474d72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.790757][ T32] r4:8474d700 [ 1325.790783][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.790831][ T32] r10:00000000 r9:8474d700 r8:8027ed34 r7:dfcade60 r6:84a19200 r5:8458c800 [ 1325.790854][ T32] r4:00000001 [ 1325.790960][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.791000][ T32] Exception stack(0xdfcbdfb0 to 0xdfcbdff8) [ 1325.791317][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.791351][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.791379][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.791411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.791435][ T32] r4:8474e1c0 [ 1325.791733][ T32] INFO: task kworker/1:77:3287 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.791772][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.791869][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.791914][ T32] Call trace: [ 1325.792023][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.792075][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.792173][ T32] r4:00000000 [ 1325.792198][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.792238][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.792268][ T32] 5d20: c0f7e000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.792298][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.792323][ T32] 5d60: 800f0013 ffffffff [ 1325.792347][ T32] r5:800f0013 r4:80239bd0 [ 1325.792368][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.792409][ T32] r4:82ac11e4 [ 1325.792429][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.792473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.792514][ T32] r4:eaeb5dc0 [ 1325.792642][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.792740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.792772][ T32] r4:00000000 [ 1325.793142][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.793195][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.793218][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.793262][ T32] r5:00001000 r4:eadb5000 [ 1325.793492][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.793589][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.793638][ T32] r5:8524af8c r4:8524ac00 [ 1325.793658][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.793708][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.793730][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.793783][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.793894][ T32] r4:84b79e80 [ 1325.820224][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.820348][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.820397][ T32] r4:00000001 [ 1325.820424][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.820464][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.820495][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.820530][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.820592][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.820626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.820671][ T32] r4:84719340 [ 1325.820699][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.820729][ T32] INFO: task kworker/1:78:3289 blocked for more than 452 seconds. [ 1325.820788][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.820819][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.820841][ T32] task:kworker/1:78 state:D stack:0 pid:3289 tgid:3289 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.820911][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.820971][ T32] Call trace: [ 1325.821005][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.821078][ T32] r10:829187f4 r9:dfcd1d84 r8:00000002 r7:60000113 r6:dfcd1d8c r5:8458ec00 [ 1325.821106][ T32] r4:8458ec00 [ 1325.821126][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.821168][ T32] r5:8458ec00 r4:829187f0 [ 1325.821188][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.821229][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.821278][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcd1e08 [ 1325.821300][ T32] r4:00000000 [ 1325.821320][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.821359][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.821434][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.821482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85808980 [ 1325.821505][ T32] r4:00000000 [ 1325.821525][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.821573][ T32] r9:83018205 r8:8458ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f697000 [ 1325.821595][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.821638][ T32] r5:00001000 r4:ed7d9000 [ 1325.821658][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.821717][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.821771][ T32] r5:847ffb8c r4:847ff800 [ 1325.821794][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.821841][ T32] r7:ddde2d40 r6:83018200 r5:847ffb8c r4:8474d780 [ 1325.821862][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.821918][ T32] r10:61c88647 r9:8458ec00 r8:8474d7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.821946][ T32] r4:8474d780 [ 1325.821966][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.822012][ T32] r10:00000000 r9:8474d780 r8:8027ed34 r7:dfcbde60 r6:84a19280 r5:8458ec00 [ 1325.822055][ T32] r4:00000001 [ 1325.822078][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.822114][ T32] Exception stack(0xdfcd1fb0 to 0xdfcd1ff8) [ 1325.822170][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.822203][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.822232][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.822283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.822310][ T32] r4:8474e300 [ 1325.823039][ T32] INFO: task kworker/1:78:3289 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.823079][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.823171][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.823220][ T32] Call trace: [ 1325.823296][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.823388][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.823414][ T32] r4:00000000 [ 1325.823435][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.823474][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.823505][ T32] 5d20: c1421000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.823539][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1325.823828][ T32] r4:eaeb5dc0 [ 1325.823849][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.834426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.834491][ T32] r4:00000000 [ 1325.834517][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.834580][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.834602][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.834673][ T32] r5:00001000 r4:eadb5000 [ 1325.834741][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.834807][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.834864][ T32] r5:8524af8c r4:8524ac00 [ 1325.834889][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.834983][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.835008][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.835059][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.835082][ T32] r4:84b79e80 [ 1325.835102][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.835149][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.835171][ T32] r4:00000001 [ 1325.835206][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.835268][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.835341][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.835384][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.835414][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.835485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.835515][ T32] r4:84719340 [ 1325.835541][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.835569][ T32] INFO: task kworker/1:79:3291 blocked for more than 452 seconds. [ 1325.835602][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.835627][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.835649][ T32] task:kworker/1:79 state:D stack:0 pid:3291 tgid:3291 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.835721][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.835804][ T32] Call trace: [ 1325.835869][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.835921][ T32] r10:829187f4 r9:dfcd9d84 r8:00000002 r7:60000113 r6:dfcd9d8c r5:84960c00 [ 1325.835944][ T32] r4:84960c00 [ 1325.835963][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.836004][ T32] r5:84960c00 r4:829187f0 [ 1325.836029][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.836073][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.836164][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcd9e08 [ 1325.836218][ T32] r4:00000000 [ 1325.836243][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.836327][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.836409][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.836458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596c2c0 [ 1325.836489][ T32] r4:00000000 [ 1325.836514][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.836579][ T32] r9:83018205 r8:84960c00 r7:00000000 r6:83018200 r5:00001000 r4:7f6ef000 [ 1325.836604][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.836650][ T32] r5:00001000 r4:edb23000 [ 1325.836669][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.836708][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.836782][ T32] r5:85bfc78c r4:85bfc400 [ 1325.836806][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.836875][ T32] r7:ddde2d40 r6:83018200 r5:85bfc78c r4:8474d800 [ 1325.836899][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.836948][ T32] r10:61c88647 r9:84960c00 r8:8474d82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.836992][ T32] r4:8474d800 [ 1325.837015][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.837061][ T32] r10:00000000 r9:8474d800 r8:8027ed34 r7:dfcbde60 r6:84a19300 r5:84960c00 [ 1325.837106][ T32] r4:00000001 [ 1325.837129][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.837165][ T32] Exception stack(0xdfcd9fb0 to 0xdfcd9ff8) [ 1325.837192][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.837253][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.837284][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.837315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.837338][ T32] r4:8474e400 [ 1325.838004][ T32] INFO: task kworker/1:79:3291 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.838065][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.838168][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.838217][ T32] Call trace: [ 1325.838272][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.838325][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.838350][ T32] r4:00000000 [ 1325.838369][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.838442][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.838494][ T32] 5d20: c16da000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.838530][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.838555][ T32] 5d60: 800f0013 ffffffff [ 1325.838580][ T32] r5:800f0013 r4:80239bd0 [ 1325.838621][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1325.838973][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 7 printk messages dropped ** [ 1325.839234][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1325.839626][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.839977][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.840257][ T32] r5:84960000 r4:829187f0 [ 1325.840301][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1325.840584][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1325.840930][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1325.841192][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.841243][ T32] r10:00000000 r9:8474d880 r8:8027ed34 r7:dfcbde60 r6:84a19380 r5:84960000 [ 1325.841285][ T32] r4:00000001 [ 1325.841307][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.841345][ T32] Exception stack(0xdfce5fb0 to 0xdfce5ff8) [ 1325.841372][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.841402][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.841430][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.841460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.841484][ T32] r4:8474e540 [ 1325.841770][ T32] INFO: task kworker/1:80:3293 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.841804][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.841860][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.841901][ T32] Call trace: [ 1325.841945][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.841997][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.842031][ T32] r4:00000000 [ 1325.842076][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.842118][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.842150][ T32] 5d20: c16da000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.842180][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.842205][ T32] 5d60: 800f0013 ffffffff [ 1325.842230][ T32] r5:800f0013 r4:80239bd0 [ 1325.842249][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.842289][ T32] r4:82ac11e4 [ 1325.842309][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.842353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.842376][ T32] r4:eaeb5dc0 [ 1325.842395][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.842439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.842487][ T32] r4:00000000 [ 1325.842556][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.842607][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.842630][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.842674][ T32] r5:00001000 r4:eadb5000 [ 1325.842694][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.842733][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.842795][ T32] r5:8524af8c r4:8524ac00 [ 1325.842818][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.842888][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.842912][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.842963][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.842986][ T32] r4:84b79e80 [ 1325.843025][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.843078][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.843121][ T32] r4:00000001 [ 1325.843154][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.843199][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.843227][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.843277][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.843309][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.843361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.843388][ T32] r4:84719340 [ 1325.843409][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.843441][ T32] INFO: task kworker/1:81:3295 blocked for more than 452 seconds. [ 1325.843473][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.843521][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.843546][ T32] task:kworker/1:81 state:D stack:0 pid:3295 tgid:3295 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.843592][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.843650][ T32] Call trace: [ 1325.843684][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.843752][ T32] r10:829187f4 r9:dfcf9d84 r8:00000002 r7:60000113 r6:dfcf9d8c r5:84963000 [ 1325.843784][ T32] r4:84963000 [ 1325.843805][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.843847][ T32] r5:84963000 r4:829187f0 [ 1325.843866][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.863572][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.863698][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcf9e08 [ 1325.863727][ T32] r4:00000000 [ 1325.863749][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.863798][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.863840][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.863959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85482e80 [ 1325.864432][ T32] r4:00000000 [ 1325.864463][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.864530][ T32] r9:83018205 r8:84963000 r7:00000000 r6:83018200 r5:00001000 r4:7f713000 [ 1325.864592][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.864644][ T32] r5:00001000 r4:ed74f000 [ 1325.864678][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.864793][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.864845][ T32] r5:85c26b8c r4:85c26800 [ 1325.864867][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.864917][ T32] r7:ddde2d40 r6:83018200 r5:85c26b8c r4:8474d900 [ 1325.864939][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.865022][ T32] r10:61c88647 r9:84963000 r8:8474d92c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.865066][ T32] r4:8474d900 [ 1325.865091][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.865161][ T32] r10:00000000 r9:8474d900 r8:8027ed34 r7:dfcbde60 r6:84a19400 r5:84963000 [ 1325.865188][ T32] r4:00000001 [ 1325.865220][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.865261][ T32] Exception stack(0xdfcf9fb0 to 0xdfcf9ff8) [ 1325.865292][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.865343][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.865375][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.865406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.865429][ T32] r4:8474e6c0 [ 1325.866187][ T32] INFO: task kworker/1:81:3295 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.866246][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.866321][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.866383][ T32] Call trace: [ 1325.866437][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.866492][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.866516][ T32] r4:00000000 [ 1325.866536][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.866584][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.866628][ T32] 5d20: c1b07000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.866661][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.866686][ T32] 5d60: 800f0013 ffffffff [ 1325.866711][ T32] r5:800f0013 r4:80239bd0 [ 1325.866744][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.866798][ T32] r4:82ac11e4 [ 1325.866819][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.866865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.866888][ T32] r4:eaeb5dc0 [ 1325.866908][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.866952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.866990][ T32] r4:00000000 [ 1325.867014][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.867063][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.867085][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.867128][ T32] r5:00001000 r4:eadb5000 [ 1325.867149][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.867210][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.867258][ T32] r5:8524af8c r4:8524ac00 [ 1325.867278][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.867326][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.867377][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.867444][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.867470][ T32] r4:84b79e80 [ 1325.867490][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.867560][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.867606][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1325.867664][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) ** 3 printk messages dropped ** [ 1325.867826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.867853][ T32] r4:84719340 [ 1325.867881][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.867909][ T32] INFO: task kworker/1:82:3297 blocked for more than 452 seconds. [ 1325.867945][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.867976][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.868019][ T32] task:kworker/1:82 state:D stack:0 pid:3297 tgid:3297 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.868069][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.868133][ T32] Call trace: [ 1325.868164][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.868217][ T32] r10:829187f4 r9:dfd05d84 r8:00000002 r7:60000113 r6:dfd05d8c r5:84961800 [ 1325.868274][ T32] r4:84961800 [ 1325.868307][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.868352][ T32] r5:84961800 r4:829187f0 [ 1325.868372][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.868413][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.868461][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd05e08 [ 1325.868496][ T32] r4:00000000 [ 1325.868554][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.868616][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.868654][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.868698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474e800 [ 1325.868744][ T32] r4:00000000 [ 1325.868774][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.868825][ T32] r9:83018205 r8:84961800 r7:00000000 r6:83018200 r5:00001000 r4:7f735000 [ 1325.868846][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.868910][ T32] r5:00001000 r4:ed5e1000 [ 1325.868934][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.868976][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.869019][ T32] r5:858f878c r4:858f8400 [ 1325.869038][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.869125][ T32] r7:ddde2d40 r6:83018200 r5:858f878c r4:8474d980 [ 1325.869150][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.869199][ T32] r10:61c88647 r9:84961800 r8:8474d9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.869222][ T32] r4:8474d980 [ 1325.869297][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.869347][ T32] r10:00000000 r9:8474d980 r8:8027ed34 r7:dfcbde60 r6:84a19480 r5:84961800 [ 1325.869370][ T32] r4:00000001 [ 1325.869402][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.869440][ T32] Exception stack(0xdfd05fb0 to 0xdfd05ff8) [ 1325.869468][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.869499][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.869531][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.869563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.869606][ T32] r4:8474e900 [ 1325.869962][ T32] INFO: task kworker/1:82:3297 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.869998][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.870054][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.870138][ T32] Call trace: [ 1325.870227][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.870319][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.870376][ T32] r4:00000000 [ 1325.870418][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.870495][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.870546][ T32] 5d20: c1b07000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.870578][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.870605][ T32] 5d60: 800f0013 ffffffff [ 1325.870645][ T32] r5:800f0013 r4:80239bd0 [ 1325.870669][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.870713][ T32] r4:82ac11e4 [ 1325.870733][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.870785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.870808][ T32] r4:eaeb5dc0 [ 1325.870827][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.870894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.870921][ T32] r4:00000000 [ 1325.870941][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.871022][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.871068][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.871116][ T32] r5:00001000 r4:eadb5000 [ 1325.871137][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.871186][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.871235][ T32] r5:8524af8c r4:8524ac00 [ 1325.871255][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.871302][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.871356][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.871431][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.871477][ T32] r4:84b79e80 [ 1325.871500][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.871553][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.871576][ T32] r4:00000001 [ 1325.871618][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.871659][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.871686][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1325.871774][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1325.871948][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1325.872081][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1325.872249][ T32] r4:84963c00 ** 3 printk messages dropped ** [ 1325.872368][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.872416][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd0de08 [ 1325.872438][ T32] r4:00000000 [ 1325.872458][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.872497][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.872563][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.872633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580c340 [ 1325.872660][ T32] r4:00000000 [ 1325.872712][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.872787][ T32] r9:83018205 r8:84963c00 r7:00000000 r6:83018200 r5:00001000 r4:7f7e3000 [ 1325.872813][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.872858][ T32] r5:00001000 r4:ede1f000 [ 1325.872878][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.872917][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.872960][ T32] r5:85c4878c r4:85c48400 [ 1325.873001][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.873053][ T32] r7:ddde2d40 r6:83018200 r5:85c4878c r4:8474da00 [ 1325.873075][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.873137][ T32] r10:61c88647 r9:84963c00 r8:8474da2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.873163][ T32] r4:8474da00 [ 1325.873207][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.873257][ T32] r10:00000000 r9:8474da00 r8:8027ed34 r7:dfcbde60 r6:84a19500 r5:84963c00 [ 1325.873280][ T32] r4:00000001 [ 1325.873298][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.873333][ T32] Exception stack(0xdfd0dfb0 to 0xdfd0dff8) [ 1325.873376][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.873408][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.873440][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.873530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.873588][ T32] r4:8474eac0 [ 1325.873923][ T32] INFO: task kworker/1:83:3300 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.906893][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.907013][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.907080][ T32] Call trace: [ 1325.907113][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.907172][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.907196][ T32] r4:00000000 [ 1325.907217][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.907257][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.907313][ T32] 5d20: c2629000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.907368][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.907397][ T32] 5d60: 800f0013 ffffffff [ 1325.907422][ T32] r5:800f0013 r4:80239bd0 [ 1325.907465][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.907515][ T32] r4:82ac11e4 [ 1325.907536][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.907582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.907605][ T32] r4:eaeb5dc0 [ 1325.907624][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.907669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.907697][ T32] r4:00000000 [ 1325.907729][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.907819][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.907865][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.907914][ T32] r5:00001000 r4:eadb5000 [ 1325.907956][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.908001][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.908046][ T32] r5:8524af8c r4:8524ac00 [ 1325.908067][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1325.908311][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 ** 9 printk messages dropped ** [ 1325.908711][ T32] INFO: task kworker/1:84:3301 blocked for more than 452 seconds. ** 7 printk messages dropped ** [ 1325.909124][ T32] r4:84964800 ** 3 printk messages dropped ** [ 1325.909247][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.909295][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd11e08 ** 4 printk messages dropped ** [ 1325.909478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85488200 ** 6 printk messages dropped ** [ 1325.909748][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1325.910140][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1325.911141][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1325.911751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 ** 6 printk messages dropped ** [ 1325.912008][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1325.912401][ T32] r4:84b79e80 ** 6 printk messages dropped ** [ 1325.912686][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1325.913006][ T32] task:kworker/0:16 state:D stack:0 pid:3304 tgid:3304 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.913071][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.913158][ T32] Call trace: [ 1325.913192][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.913241][ T32] r10:829187f4 r9:dfcf1d84 r8:00000002 r7:60000013 r6:dfcf1d8c r5:84965400 [ 1325.913285][ T32] r4:84965400 [ 1325.913310][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.913375][ T32] r5:84965400 r4:829187f0 [ 1325.913419][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.913462][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.913511][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcf1e08 [ 1325.913533][ T32] r4:00000000 [ 1325.913553][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.913591][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.913649][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.913698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85833580 [ 1325.913722][ T32] r4:00000000 [ 1325.913742][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.913794][ T32] r9:83018005 r8:84965400 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1325.913815][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.913860][ T32] r5:00001000 r4:ec7f5000 [ 1325.913901][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.923631][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.923764][ T32] r5:8579578c r4:85795400 [ 1325.923794][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.923868][ T32] r7:dddced40 r6:83018000 r5:8579578c r4:84a19600 [ 1325.923895][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.924035][ T32] r10:61c88647 r9:84965400 r8:84a1962c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.924422][ T32] r4:84a19600 [ 1325.924452][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.924514][ T32] r10:00000000 r9:84a19600 r8:8027ed34 r7:dfc7de60 r6:84a19680 r5:84965400 [ 1325.924575][ T32] r4:00000001 [ 1325.924601][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.924663][ T32] Exception stack(0xdfcf1fb0 to 0xdfcf1ff8) [ 1325.924722][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.924783][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.924815][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.924882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.924910][ T32] r4:84a5b0c0 [ 1325.925561][ T32] INFO: task kworker/0:16:3304 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.925630][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.925765][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.925850][ T32] Call trace: [ 1325.925883][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.925937][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.925980][ T32] r4:00000000 [ 1325.926006][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.926067][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1325.926101][ T32] 5d20: c2629000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1325.926132][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1325.926159][ T32] 5d60: 800f0013 ffffffff [ 1325.926195][ T32] r5:800f0013 r4:80239bd0 [ 1325.926218][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.926282][ T32] r4:82ac11e4 [ 1325.926306][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.926373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1325.926400][ T32] r4:eaeb5dc0 [ 1325.926440][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.926520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1325.926561][ T32] r4:00000000 [ 1325.926584][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.926634][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1325.926677][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.926746][ T32] r5:00001000 r4:eadb5000 [ 1325.926778][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.926820][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.926864][ T32] r5:8524af8c r4:8524ac00 [ 1325.926886][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.926933][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.926974][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.927027][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.927050][ T32] r4:84b79e80 [ 1325.927070][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.927138][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.927166][ T32] r4:00000001 [ 1325.927207][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.927246][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.927274][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.927323][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.927375][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.927409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.927431][ T32] r4:84719340 [ 1325.927452][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.927479][ T32] INFO: task kworker/1:85:3305 blocked for more than 452 seconds. [ 1325.927511][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.927536][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.927557][ T32] task:kworker/1:85 state:D stack:0 pid:3305 tgid:3305 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.927602][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.927642][ T32] Call trace: [ 1325.927696][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.927745][ T32] r10:829187f4 r9:dfd29d84 r8:00000002 r7:60000113 r6:dfd29d8c r5:84966000 [ 1325.927794][ T32] r4:84966000 ** 3 printk messages dropped ** [ 1325.927945][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.928014][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd29e08 [ 1325.928042][ T32] r4:00000000 [ 1325.928073][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.928117][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.928174][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.928222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f6280 [ 1325.928246][ T32] r4:00000000 [ 1325.928285][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.928335][ T32] r9:83018205 r8:84966000 r7:00000000 r6:83018200 r5:00001000 r4:7f75f000 [ 1325.928357][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.928420][ T32] r5:00001000 r4:ed3d1000 [ 1325.928463][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.928521][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.928610][ T32] r5:85c66f8c r4:85c66c00 [ 1325.928658][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.928708][ T32] r7:ddde2d40 r6:83018200 r5:85c66f8c r4:8474db00 [ 1325.928732][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.928785][ T32] r10:61c88647 r9:84966000 r8:8474db2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.928809][ T32] r4:8474db00 [ 1325.928828][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.928873][ T32] r10:00000000 r9:8474db00 r8:8027ed34 r7:dfcbde60 r6:84a19700 r5:84966000 [ 1325.928895][ T32] r4:00000001 [ 1325.928914][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.928950][ T32] Exception stack(0xdfd29fb0 to 0xdfd29ff8) [ 1325.928998][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.929042][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.929085][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.929119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.929162][ T32] r4:8474ee40 [ 1325.929472][ T32] INFO: task kworker/1:85:3305 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.929507][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.929563][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.929629][ T32] Call trace: ** 1 printk messages dropped ** [ 1325.929710][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 ** 10 printk messages dropped ** [ 1325.930485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 ** 7 printk messages dropped ** [ 1325.930847][ T32] r5:00001000 r4:eadb5000 ** 4 printk messages dropped ** [ 1325.931062][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1325.931083][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.931131][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.931153][ T32] r4:84b79e80 [ 1325.931173][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.931220][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1325.931412][ T32] r4:00000001 [ 1325.931455][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.931560][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1325.931619][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.931687][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.931719][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.931752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.931797][ T32] r4:84719340 [ 1325.931823][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.931848][ T32] INFO: task kworker/1:86:3308 blocked for more than 452 seconds. [ 1325.931879][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.931903][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.931946][ T32] task:kworker/1:86 state:D stack:0 pid:3308 tgid:3308 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.932019][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.932106][ T32] Call trace: [ 1325.932160][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1325.932213][ T32] r10:829187f4 r9:df9e9d84 r8:00000002 r7:60000113 r6:df9e9d8c r5:84a98000 [ 1325.932245][ T32] r4:84a98000 [ 1325.932269][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1325.932313][ T32] r5:84a98000 r4:829187f0 [ 1325.932374][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.932427][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.932479][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e9e08 [ 1325.932503][ T32] r4:00000000 [ 1325.932528][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.932618][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.932667][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.932713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f4a80 [ 1325.932737][ T32] r4:00000000 [ 1325.932772][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.932826][ T32] r9:83018205 r8:84a98000 r7:00000000 r6:83018200 r5:00001000 r4:7f925000 [ 1325.932890][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.932959][ T32] r5:00001000 r4:ee2c3000 ** 4 printk messages dropped ** [ 1325.933196][ T32] r7:ddde2d40 r6:83018200 r5:84801b8c r4:8474db80 ** 5 printk messages dropped ** [ 1325.933423][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.933633][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.964958][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 ** 10 printk messages dropped ** [ 1325.965328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 ** 6 printk messages dropped ** [ 1325.965560][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1325.965930][ T32] r4:84b79e80 ** 6 printk messages dropped ** [ 1325.966164][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.966554][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1325.966864][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.966927][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.966980][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd3de08 [ 1325.967006][ T32] r4:00000000 [ 1325.967027][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1325.967066][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.967103][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1325.967147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2e040 [ 1325.967170][ T32] r4:00000000 [ 1325.967189][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1325.967256][ T32] r9:83018205 r8:84a9a400 r7:00000000 r6:83018200 r5:00001000 r4:7f9a7000 [ 1325.967282][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.967326][ T32] r5:00001000 r4:ee3a1000 [ 1325.967356][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1325.967401][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.967446][ T32] r5:85d7638c r4:85d76000 [ 1325.967465][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.967512][ T32] r7:ddde2d40 r6:83018200 r5:85d7638c r4:8474dc80 [ 1325.967533][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.967617][ T32] r10:61c88647 r9:84a9a400 r8:8474dcac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.967663][ T32] r4:8474dc80 [ 1325.967686][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.967757][ T32] r10:00000000 r9:8474dc80 r8:8027ed34 r7:df9e9e60 r6:8474dd00 r5:84a9a400 [ 1325.967811][ T32] r4:00000001 [ 1325.967842][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.967881][ T32] Exception stack(0xdfd3dfb0 to 0xdfd3dff8) [ 1325.967911][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.967941][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.967979][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.968015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.968038][ T32] r4:8474ee40 [ 1325.968642][ T32] INFO: task kworker/1:87:3310 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1325.968690][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.968750][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.968800][ T32] Call trace: [ 1325.968829][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1325.968880][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1325.968904][ T32] r4:00000000 [ 1325.968934][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1325.969108][ T32] 5d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1325.969405][ T32] r4:eaeb5dc0 ** 4 printk messages dropped ** [ 1325.969597][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 7 printk messages dropped ** [ 1325.969955][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1325.970418][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.970721][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1325.970969][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.971019][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.971082][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd39e08 [ 1325.971108][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1325.971189][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1325.971520][ T32] r5:00001000 r4:edef1000 ** 4 printk messages dropped ** [ 1325.971740][ T32] r7:ddde2d40 r6:83018200 r5:84801f8c r4:8474dd80 ** 9 printk messages dropped ** [ 1325.972152][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.972749][ T32] Call trace: ** 6 printk messages dropped ** [ 1325.973046][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1325.973403][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1325.973493][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1325.973829][ T32] r4:84b79e80 ** 6 printk messages dropped ** [ 1326.004601][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.005066][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.005450][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.005500][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc81e08 [ 1326.005532][ T32] r4:00000000 [ 1326.005556][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1326.005596][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.005636][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.005690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598b900 [ 1326.005718][ T32] r4:00000000 [ 1326.005739][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.005814][ T32] r9:83018205 r8:84a9bc00 r7:00000000 r6:83018200 r5:00001000 r4:7fa97000 [ 1326.005850][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.005907][ T32] r5:00001000 r4:ee561000 [ 1326.005932][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.005973][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.006017][ T32] r5:85d30b8c r4:85d30800 [ 1326.006037][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.006085][ T32] r7:ddde2d40 r6:83018200 r5:85d30b8c r4:8474de80 [ 1326.006106][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.006157][ T32] r10:61c88647 r9:84a9bc00 r8:8474deac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.006184][ T32] r4:8474de80 [ 1326.006226][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.006280][ T32] r10:00000000 r9:8474de80 r8:8027ed34 r7:dfd3de60 r6:8474df00 r5:84a9bc00 [ 1326.006339][ T32] r4:00000001 [ 1326.006362][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.006402][ T32] Exception stack(0xdfc81fb0 to 0xdfc81ff8) [ 1326.006430][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.006460][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.006488][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.006519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.006543][ T32] r4:84913280 [ 1326.007172][ T32] INFO: task kworker/1:89:3316 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1326.007209][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.007279][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.007324][ T32] Call trace: [ 1326.007353][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1326.007416][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1326.007444][ T32] r4:00000000 [ 1326.007465][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.007505][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1326.007537][ T32] 5d20: c36aa000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1326.007567][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1326.007592][ T32] 5d60: 800f0013 ffffffff [ 1326.007638][ T32] r5:800f0013 r4:80239bd0 [ 1326.007675][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.007721][ T32] r4:82ac11e4 [ 1326.007742][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.007791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1326.007824][ T32] r4:eaeb5dc0 [ 1326.007856][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.007905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1326.007928][ T32] r4:00000000 [ 1326.007948][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.008024][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1326.008050][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.008117][ T32] r5:00001000 r4:eadb5000 [ 1326.008162][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.008226][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.008274][ T32] r5:8524af8c r4:8524ac00 [ 1326.008295][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.008354][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1326.008378][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.008427][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.008450][ T32] r4:84b79e80 [ 1326.008470][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.008518][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1326.008557][ T32] r4:00000001 [ 1326.008579][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.008616][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1326.008665][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.008699][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.008729][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.008765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.008789][ T32] r4:84719340 [ 1326.008821][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.008848][ T32] INFO: task kworker/1:90:3317 blocked for more than 452 seconds. [ 1326.008878][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.008914][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.008942][ T32] task:kworker/1:90 state:D stack:0 pid:3317 tgid:3317 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.009020][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.009083][ T32] Call trace: [ 1326.009115][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1326.009178][ T32] r10:829187f4 r9:dfd65d84 r8:00000002 r7:60000113 r6:dfd65d8c r5:84a9c800 [ 1326.009204][ T32] r4:84a9c800 [ 1326.009225][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1326.009267][ T32] r5:84a9c800 r4:829187f0 [ 1326.009286][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.009326][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.009375][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd65e08 [ 1326.009398][ T32] r4:00000000 [ 1326.009419][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1326.009478][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.009520][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.009586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2e9c0 [ 1326.009613][ T32] r4:00000000 [ 1326.009643][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.009712][ T32] r9:83018205 r8:84a9c800 r7:00000000 r6:83018200 r5:00001000 r4:7f951000 [ 1326.009737][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.009787][ T32] r5:00001000 r4:edb7d000 [ 1326.009808][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.009848][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.009893][ T32] r5:85d7878c r4:85d78400 [ 1326.009913][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.009960][ T32] r7:ddde2d40 r6:83018200 r5:85d7878c r4:8474df80 [ 1326.010001][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.010054][ T32] r10:61c88647 r9:84a9c800 r8:8474dfac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.010078][ T32] r4:8474df80 [ 1326.010098][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.010146][ T32] r10:00000000 r9:8474df80 r8:8027ed34 r7:dfc81e60 r6:84a59000 r5:84a9c800 [ 1326.010190][ T32] r4:00000001 [ 1326.010215][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.010252][ T32] Exception stack(0xdfd65fb0 to 0xdfd65ff8) [ 1326.010280][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.010310][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.010340][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.010374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.010419][ T32] r4:84913280 [ 1326.010711][ T32] INFO: task kworker/1:90:3317 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1326.010746][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.010832][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.010901][ T32] Call trace: [ 1326.010958][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1326.011012][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1326.011037][ T32] r4:00000000 [ 1326.011078][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.011132][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1326.011166][ T32] 5d20: c36aa000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1326.011207][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1326.011244][ T32] 5d60: 800f0013 ffffffff [ 1326.011272][ T32] r5:800f0013 r4:80239bd0 [ 1326.011293][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.011336][ T32] r4:82ac11e4 [ 1326.011378][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.011427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 ** 2 printk messages dropped ** [ 1326.011516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 ** 7 printk messages dropped ** [ 1326.011882][ T32] r5:8524af8c r4:8524ac00 ** 4 printk messages dropped ** [ 1326.012046][ T32] r4:84b79e80 ** 4 printk messages dropped ** [ 1326.012251][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) ** 6 printk messages dropped ** [ 1326.012464][ T32] INFO: task kworker/1:91:3318 blocked for more than 452 seconds. ** 9 printk messages dropped ** [ 1326.012879][ T32] r5:84a9d400 r4:829187f0 ** 1 printk messages dropped ** [ 1326.012947][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.012995][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd55e08 ** 3 printk messages dropped ** [ 1326.013142][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1326.013423][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.013700][ T32] r10:00000000 r9:84a59080 r8:8027ed34 r7:dfc81e60 r6:84a59100 r5:84a9d400 ** 6 printk messages dropped ** [ 1326.013902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1326.037134][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.037353][ T32] r5:800f0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1326.037634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 ** 6 printk messages dropped ** [ 1326.037905][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1326.038169][ T32] r4:84b79e80 [ 1326.038190][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.038237][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1326.038259][ T32] r4:00000001 [ 1326.038302][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.038357][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1326.038389][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.038440][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.038480][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.038543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.038570][ T32] r4:84719340 [ 1326.038592][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.038652][ T32] INFO: task kworker/1:92:3322 blocked for more than 452 seconds. [ 1326.038711][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.038740][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.038766][ T32] task:kworker/1:92 state:D stack:0 pid:3322 tgid:3322 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.038824][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.038885][ T32] Call trace: [ 1326.038920][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1326.038970][ T32] r10:829187f4 r9:dfd61d84 r8:00000002 r7:60000113 r6:dfd61d8c r5:84a9e000 [ 1326.038994][ T32] r4:84a9e000 [ 1326.039045][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1326.039091][ T32] r5:84a9e000 r4:829187f0 [ 1326.039121][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.039196][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.039297][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd61e08 [ 1326.039354][ T32] r4:00000000 [ 1326.039379][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1326.039421][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.039461][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.039505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85cbeec0 [ 1326.039553][ T32] r4:00000000 [ 1326.039577][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.039626][ T32] r9:83018205 r8:84a9e000 r7:00000000 r6:83018200 r5:00001000 r4:7fa61000 [ 1326.039649][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.039713][ T32] r5:00001000 r4:ee615000 [ 1326.039737][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.039785][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.039850][ T32] r5:85d8e38c r4:85d8e000 [ 1326.039882][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.039932][ T32] r7:ddde2d40 r6:83018200 r5:85d8e38c r4:84a59180 [ 1326.039955][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.040024][ T32] r10:61c88647 r9:84a9e000 r8:84a591ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.040051][ T32] r4:84a59180 [ 1326.040071][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.040118][ T32] r10:00000000 r9:84a59180 r8:8027ed34 r7:dfc81e60 r6:84a59200 r5:84a9e000 [ 1326.040143][ T32] r4:00000001 [ 1326.040163][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.040199][ T32] Exception stack(0xdfd61fb0 to 0xdfd61ff8) [ 1326.040226][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.040266][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.040298][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.040351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.040398][ T32] r4:84913780 [ 1326.040697][ T32] INFO: task kworker/1:92:3322 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1326.040732][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.040794][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.040862][ T32] Call trace: [ 1326.040896][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1326.040948][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1326.040973][ T32] r4:00000000 [ 1326.041015][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.041068][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1326.041125][ T32] 5d20: c3cb0000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1326.041179][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1326.041208][ T32] 5d60: 800f0013 ffffffff [ 1326.041233][ T32] r5:800f0013 r4:80239bd0 [ 1326.041253][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.041295][ T32] r4:82ac11e4 [ 1326.041315][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.041358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1326.041381][ T32] r4:eaeb5dc0 [ 1326.041401][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.041446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1326.041489][ T32] r4:00000000 [ 1326.041513][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.041563][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1326.041585][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1326.041942][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1326.042249][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.042487][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.042750][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.042797][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1326.043047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85dcfbc0 ** 7 printk messages dropped ** [ 1326.043359][ T32] r5:85d30f8c r4:85d30c00 ** 6 printk messages dropped ** [ 1326.043648][ T32] r10:00000000 r9:84a59400 r8:8027ed34 r7:dfd79e60 r6:84a59480 r5:840eec00 ** 7 printk messages dropped ** [ 1326.055679][ T32] r4:84913b00 ** 5 printk messages dropped ** [ 1326.056516][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1326.056557][ T32] r4:00000000 [ 1326.056580][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.056620][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1326.056653][ T32] 5d20: c3cb0000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1326.056683][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1326.056708][ T32] 5d60: 800f0013 ffffffff [ 1326.056732][ T32] r5:800f0013 r4:80239bd0 [ 1326.056753][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.056805][ T32] r4:82ac11e4 [ 1326.056850][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.056900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1326.056934][ T32] r4:eaeb5dc0 [ 1326.056957][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.057005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1326.057028][ T32] r4:00000000 [ 1326.057048][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.057097][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1326.057139][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.057188][ T32] r5:00001000 r4:eadb5000 [ 1326.057209][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.057250][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.057293][ T32] r5:8524af8c r4:8524ac00 [ 1326.057338][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.057392][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1326.057415][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.057463][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.057496][ T32] r4:84b79e80 [ 1326.057534][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.057585][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1326.057608][ T32] r4:00000001 [ 1326.057628][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.057690][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1326.057721][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.057772][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.057829][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.057863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.057887][ T32] r4:84719340 [ 1326.057908][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.057934][ T32] INFO: task kworker/1:95:3327 blocked for more than 452 seconds. [ 1326.057966][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.057992][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.058034][ T32] task:kworker/1:95 state:D stack:0 pid:3327 tgid:3327 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.058106][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.058147][ T32] Call trace: [ 1326.058197][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1326.058269][ T32] r10:829187f4 r9:dfbcdd84 r8:00000002 r7:60000113 r6:dfbcdd8c r5:84518000 [ 1326.058297][ T32] r4:84518000 [ 1326.058318][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1326.058382][ T32] r5:84518000 r4:829187f0 [ 1326.058425][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.058471][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.058520][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbcde08 [ 1326.058544][ T32] r4:00000000 [ 1326.058578][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1326.058621][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.058660][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.058705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85df02c0 [ 1326.058737][ T32] r4:00000000 [ 1326.058786][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.058838][ T32] r9:83018205 r8:84518000 r7:00000000 r6:83018200 r5:00001000 r4:7fb0b000 [ 1326.058869][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.058926][ T32] r5:00001000 r4:ee4a7000 [ 1326.058947][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.058988][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.059031][ T32] r5:85da3f8c r4:85da3c00 [ 1326.059081][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1326.059256][ T32] r4:84a59500 ** 3 printk messages dropped ** [ 1326.059372][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1326.059929][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1326.060608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 ** 6 printk messages dropped ** [ 1326.060830][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1326.061200][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1326.061561][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.061840][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.062223][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.062276][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd9e08 ** 2 printk messages dropped ** [ 1326.062408][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1326.062804][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.063073][ T32] r10:00000000 r9:84a59600 r8:8027ed34 r7:dfd79e60 r6:84a59680 r5:84518c00 ** 7 printk messages dropped ** [ 1326.063292][ T32] r4:84a5f080 ** 5 printk messages dropped ** [ 1326.063867][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 ** 8 printk messages dropped ** [ 1326.094517][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1326.094704][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.094872][ T32] r5:00001000 r4:eadb5000 ** 5 printk messages dropped ** [ 1326.095115][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1326.095479][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1326.096351][ T32] task:kworker/1:272 state:D stack:0 pid:4492 tgid:4492 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.096405][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.096480][ T32] Call trace: [ 1326.096512][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1326.096591][ T32] r10:829187f4 r9:eaeadd84 r8:00000002 r7:60000113 r6:eaeadd8c r5:85213c00 [ 1326.096619][ T32] r4:85213c00 [ 1326.096640][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1326.096684][ T32] r5:85213c00 r4:829187f0 [ 1326.096705][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.096748][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.096806][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeade08 [ 1326.096829][ T32] r4:00000000 [ 1326.096868][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1326.096912][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.096971][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.097020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719c80 [ 1326.097044][ T32] r4:00000000 [ 1326.097083][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.097135][ T32] r9:83018205 r8:85213c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1326.097160][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.097204][ T32] r5:00001000 r4:eaed7000 [ 1326.097225][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.097264][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.097308][ T32] r5:8514eb8c r4:8514e800 [ 1326.097328][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.097376][ T32] r7:ddde2d40 r6:83018200 r5:8514eb8c r4:84b79d80 [ 1326.097398][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.097446][ T32] r10:61c88647 r9:85213c00 r8:84b79dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.097483][ T32] r4:84b79d80 [ 1326.097521][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.097571][ T32] r10:00000000 r9:84b79d80 r8:8027ed34 r7:eae4de60 r6:84b79e00 r5:85213c00 [ 1326.097595][ T32] r4:00000001 [ 1326.097646][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.097686][ T32] Exception stack(0xeaeadfb0 to 0xeaeadff8) [ 1326.097714][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.097744][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.097777][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.097808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.097831][ T32] r4:84719340 [ 1326.098207][ T32] INFO: task kworker/1:272:4492 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1326.098241][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.098320][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.098411][ T32] Call trace: [ 1326.098476][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1326.098538][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1326.098566][ T32] r4:00000000 [ 1326.098588][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.098627][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1326.098688][ T32] 5d20: c47fe000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1326.098723][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1326.098748][ T32] 5d60: 800f0013 ffffffff [ 1326.098778][ T32] r5:800f0013 r4:80239bd0 [ 1326.098798][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.098860][ T32] r4:82ac11e4 [ 1326.098886][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.098954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1326.098982][ T32] r4:eaeb5dc0 [ 1326.099002][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.099048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1326.099072][ T32] r4:00000000 [ 1326.099092][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.099139][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1326.099183][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.099231][ T32] r5:00001000 r4:eadb5000 [ 1326.099252][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.099315][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.099364][ T32] r5:8524af8c r4:8524ac00 [ 1326.099385][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.099433][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1326.099454][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.099501][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.099547][ T32] r4:84b79e80 [ 1326.099571][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.099619][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1326.099642][ T32] r4:00000001 [ 1326.099662][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1326.099756][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1326.100030][ T32] task:kworker/0:416 state:D stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1326.100385][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.100438][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec9e08 ** 4 printk messages dropped ** [ 1326.100714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84791240 ** 9 printk messages dropped ** [ 1326.101081][ T32] r7:dddced40 r6:83018000 r5:8524b38c r4:84879d00 ** 7 printk messages dropped ** [ 1326.101410][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 6 printk messages dropped ** [ 1326.101916][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1326.102367][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1326.102549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1326.102572][ T32] r4:00000000 [ 1326.102592][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.102639][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1326.102662][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.102725][ T32] r5:00001000 r4:eadb5000 [ 1326.102749][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.102797][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.102861][ T32] r5:8524af8c r4:8524ac00 [ 1326.102886][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.102936][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1326.102957][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.103005][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.103038][ T32] r4:84b79e80 [ 1326.103061][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.103140][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1326.103175][ T32] r4:00000001 [ 1326.103218][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.103259][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1326.103316][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.103367][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.103398][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.103429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.103453][ T32] r4:84719340 [ 1326.103493][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.103522][ T32] INFO: task kworker/0:418:4501 blocked for more than 452 seconds. [ 1326.103551][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.103576][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.103597][ T32] task:kworker/0:418 state:D stack:0 pid:4501 tgid:4501 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.103641][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.103681][ T32] Call trace: [ 1326.103710][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1326.103757][ T32] r10:829187f4 r9:eaed5d84 r8:00000002 r7:60000113 r6:eaed5d8c r5:85216c00 [ 1326.103787][ T32] r4:85216c00 [ 1326.103807][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1326.103850][ T32] r5:85216c00 r4:829187f0 [ 1326.103900][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.126060][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.126145][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaed5e08 [ 1326.126173][ T32] r4:00000000 [ 1326.126196][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1326.126298][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.126347][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.126423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84791640 [ 1326.126452][ T32] r4:00000000 [ 1326.126474][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.126534][ T32] r9:83018005 r8:85216c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1326.126557][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.126630][ T32] r5:00001000 r4:eaf01000 [ 1326.126656][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.126700][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.126745][ T32] r5:8525038c r4:85250000 [ 1326.126795][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.126904][ T32] r7:dddced40 r6:83018000 r5:8525038c r4:84879e00 [ 1326.126930][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.127006][ T32] r10:61c88647 r9:85216c00 r8:84879e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.127034][ T32] r4:84879e00 [ 1326.127055][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.127104][ T32] r10:00000000 r9:84879e00 r8:8027ed34 r7:eaec9e60 r6:8497d100 r5:85216c00 [ 1326.127127][ T32] r4:00000001 [ 1326.127162][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.127481][ T32] Exception stack(0xeaed5fb0 to 0xeaed5ff8) [ 1326.127529][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.127561][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.127641][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.127676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.127706][ T32] r4:8490bf40 [ 1326.128313][ T32] INFO: task kworker/0:418:4501 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1326.128350][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.128415][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.128462][ T32] Call trace: [ 1326.128494][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1326.128569][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 ** 8 printk messages dropped ** [ 1326.128872][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1326.128984][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1326.129352][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.129703][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.129868][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.130605][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.131004][ T32] r5:85213000 r4:829187f0 ** 1 printk messages dropped ** [ 1326.131065][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1326.131138][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1326.131282][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1326.131512][ T32] r5:00001000 r4:eace1000 ** 5 printk messages dropped ** [ 1326.131806][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1326.132157][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.133091][ T32] Call trace: ** 5 printk messages dropped ** [ 1326.133406][ T32] 5d20: c4dd5000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1326.133762][ T32] r4:eaeb5dc0 [ 1326.133784][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.133856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1326.133884][ T32] r4:00000000 [ 1326.133972][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.148760][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1326.148804][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.148887][ T32] r5:00001000 r4:eadb5000 [ 1326.149011][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.149059][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.149109][ T32] r5:8524af8c r4:8524ac00 [ 1326.149213][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.149268][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1326.149291][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.149424][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.149536][ T32] r4:84b79e80 [ 1326.149562][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.149613][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1326.149636][ T32] r4:00000001 [ 1326.149657][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.149694][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1326.149725][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.149756][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.149786][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.149818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.149841][ T32] r4:84719340 [ 1326.149864][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.149929][ T32] INFO: task kworker/1:275:4506 blocked for more than 452 seconds. [ 1326.149969][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.150043][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.150070][ T32] task:kworker/1:275 state:D stack:0 pid:4506 tgid:4506 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.150127][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.150242][ T32] Call trace: [ 1326.150449][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1326.150510][ T32] r10:829187f4 r9:eaeb1d84 r8:00000002 r7:60000113 r6:eaeb1d8c r5:851a0000 [ 1326.150536][ T32] r4:851a0000 [ 1326.150557][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1326.150599][ T32] r5:851a0000 r4:829187f0 [ 1326.150621][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.150744][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.150799][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeb1e08 [ 1326.150906][ T32] r4:00000000 [ 1326.150931][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1326.150973][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.151012][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.151057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b74940 [ 1326.151082][ T32] r4:00000000 [ 1326.151187][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.151337][ T32] r9:83018205 r8:851a0000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1326.151445][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.151523][ T32] r5:00001000 r4:eac77000 [ 1326.151549][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.151643][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.151748][ T32] r5:852a4f8c r4:852a4c00 [ 1326.151774][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.151823][ T32] r7:ddde2d40 r6:83018200 r5:852a4f8c r4:8497d280 [ 1326.151846][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.151894][ T32] r10:61c88647 r9:851a0000 r8:8497d2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.151918][ T32] r4:8497d280 [ 1326.151962][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.152014][ T32] r10:00000000 r9:8497d280 r8:8027ed34 r7:eaed1e60 r6:8497d300 r5:851a0000 [ 1326.152039][ T32] r4:00000001 [ 1326.152059][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.152097][ T32] Exception stack(0xeaeb1fb0 to 0xeaeb1ff8) [ 1326.152163][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.152266][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.152299][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.152331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.152354][ T32] r4:84719c40 [ 1326.153073][ T32] INFO: task kworker/1:275:4506 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1326.153190][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.153305][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.153350][ T32] Call trace: [ 1326.153421][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1326.153474][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1326.153517][ T32] r4:00000000 [ 1326.153543][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.153598][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1326.153688][ T32] 5d20: c4dd5000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1326.153723][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1326.153749][ T32] 5d60: 800f0013 ffffffff [ 1326.153800][ T32] r5:800f0013 r4:80239bd0 [ 1326.153842][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.153928][ T32] r4:82ac11e4 [ 1326.172905][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.173045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1326.173075][ T32] r4:eaeb5dc0 [ 1326.173172][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.173230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 ** 2 printk messages dropped ** [ 1326.173329][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 7 printk messages dropped ** [ 1326.173658][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1326.174584][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.174915][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.175363][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.175444][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeede08 ** 1 printk messages dropped ** [ 1326.175494][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1326.175848][ T32] r5:00001000 r4:eaee3000 ** 5 printk messages dropped ** [ 1326.176103][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1326.176690][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1326.177625][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.178095][ T32] 5d20: c50d1000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1326.178656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 ** 7 printk messages dropped ** [ 1326.178996][ T32] r5:8524af8c r4:8524ac00 ** 3 printk messages dropped ** [ 1326.179141][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1326.179480][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1326.179698][ T32] task:kworker/0:420 state:D stack:0 pid:4509 tgid:4509 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.179987][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.180117][ T32] Call trace: [ 1326.180194][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1326.180247][ T32] r10:829187f4 r9:eaef5d84 r8:00000002 r7:60000113 r6:eaef5d8c r5:851a1800 [ 1326.180272][ T32] r4:851a1800 [ 1326.180292][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1326.180334][ T32] r5:851a1800 r4:829187f0 [ 1326.180355][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.180559][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.180628][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef5e08 [ 1326.180653][ T32] r4:00000000 [ 1326.180690][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1326.180777][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.180819][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.180867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84791400 [ 1326.180891][ T32] r4:00000000 [ 1326.181064][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.181117][ T32] r9:83018005 r8:851a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1326.181140][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.181185][ T32] r5:00001000 r4:eaee9000 [ 1326.181205][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.181259][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.181332][ T32] r5:8524bb8c r4:8524b800 [ 1326.181358][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.181406][ T32] r7:dddced40 r6:83018000 r5:8524bb8c r4:84879f80 [ 1326.181428][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.181508][ T32] r10:61c88647 r9:851a1800 r8:84879fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.181537][ T32] r4:84879f80 [ 1326.181559][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.181607][ T32] r10:00000000 r9:84879f80 r8:8027ed34 r7:eaed5e60 r6:8497d400 r5:851a1800 [ 1326.181630][ T32] r4:00000001 [ 1326.181699][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.181740][ T32] Exception stack(0xeaef5fb0 to 0xeaef5ff8) [ 1326.181805][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.181839][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.181869][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.181901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.181981][ T32] r4:847915c0 [ 1326.182286][ T32] INFO: task kworker/0:420:4509 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1326.182320][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.182376][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.182421][ T32] Call trace: [ 1326.182575][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1326.182654][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1326.182689][ T32] r4:00000000 [ 1326.182710][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.182751][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1326.182783][ T32] 5d20: c50d1000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1326.182814][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1326.182840][ T32] 5d60: 800f0013 ffffffff [ 1326.182865][ T32] r5:800f0013 r4:80239bd0 [ 1326.182885][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.182926][ T32] r4:82ac11e4 [ 1326.182947][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.183051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1326.183080][ T32] r4:eaeb5dc0 [ 1326.183125][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.183217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1326.183266][ T32] r4:00000000 [ 1326.183289][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.183357][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1326.183385][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.183431][ T32] r5:00001000 r4:eadb5000 [ 1326.183452][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.183574][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.183625][ T32] r5:8524af8c r4:8524ac00 [ 1326.183665][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.183741][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1326.183845][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.206538][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.206628][ T32] r4:84b79e80 [ 1326.206656][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.206726][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1326.206753][ T32] r4:00000001 [ 1326.206774][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.206826][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1326.206873][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.206908][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.206938][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.206971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1326.207202][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1326.207668][ T32] r5:851a3c00 r4:829187f0 ** 1 printk messages dropped ** [ 1326.207730][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1326.207840][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1326.208383][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.208981][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1326.209114][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.210229][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 ** 11 printk messages dropped ** [ 1326.210949][ T32] r4:eaeb5dc0 ** 4 printk messages dropped ** [ 1326.211197][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 3 printk messages dropped ** [ 1326.211366][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.211416][ T32] r5:8524af8c r4:8524ac00 [ 1326.211443][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.211510][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1326.211537][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.211596][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.211620][ T32] r4:84b79e80 [ 1326.211640][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.211697][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1326.211722][ T32] r4:00000001 [ 1326.211746][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.211811][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1326.211844][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.211926][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.211959][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.211991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.212042][ T32] r4:84719340 [ 1326.212067][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.212093][ T32] INFO: task kworker/0:422:4513 blocked for more than 452 seconds. [ 1326.212132][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.212160][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.212182][ T32] task:kworker/0:422 state:D stack:0 pid:4513 tgid:4513 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.212259][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.212324][ T32] Call trace: [ 1326.212356][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1326.212405][ T32] r10:829187f4 r9:eaf05d84 r8:00000002 r7:60000113 r6:eaf05d8c r5:8492d400 [ 1326.212453][ T32] r4:8492d400 [ 1326.212487][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1326.212595][ T32] r5:8492d400 r4:829187f0 [ 1326.212627][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.212674][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.212724][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf05e08 [ 1326.212748][ T32] r4:00000000 [ 1326.212848][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1326.212894][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.212961][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.213064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847918c0 [ 1326.213119][ T32] r4:00000000 [ 1326.213144][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.213221][ T32] r9:83018005 r8:8492d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1326.213247][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.213345][ T32] r5:00001000 r4:eaf0f000 [ 1326.213378][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.213476][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.213572][ T32] r5:8525078c r4:85250400 [ 1326.213597][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.213648][ T32] r7:dddced40 r6:83018000 r5:8525078c r4:84b6df80 [ 1326.213670][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.213719][ T32] r10:61c88647 r9:8492d400 r8:84b6dfac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.213744][ T32] r4:84b6df80 [ 1326.213774][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.213862][ T32] r10:00000000 r9:84b6df80 r8:8027ed34 r7:eaed5e60 r6:849f8000 r5:8492d400 [ 1326.214172][ T32] r4:00000001 [ 1326.232783][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.232913][ T32] Exception stack(0xeaf05fb0 to 0xeaf05ff8) [ 1326.232955][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.232989][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.233019][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.233052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.233078][ T32] r4:847915c0 [ 1326.233986][ T32] INFO: task kworker/0:422:4513 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1326.244513][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.244617][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.244711][ T32] Call trace: [ 1326.244784][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1326.244845][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1326.244891][ T32] r4:00000000 [ 1326.244940][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.244985][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1326.245052][ T32] 5d20: c5add000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1326.245088][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1326.245114][ T32] 5d60: 800f0013 ffffffff [ 1326.245189][ T32] r5:800f0013 r4:80239bd0 [ 1326.245215][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.245263][ T32] r4:82ac11e4 [ 1326.245285][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.245333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1326.245462][ T32] r4:eaeb5dc0 [ 1326.245489][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.245647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1326.245701][ T32] r4:00000000 [ 1326.245796][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.245851][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1326.245874][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.245944][ T32] r5:00001000 r4:eadb5000 [ 1326.245971][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.246042][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.246093][ T32] r5:8524af8c r4:8524ac00 [ 1326.246140][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.246274][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1326.246705][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1326.247029][ T32] task:kworker/0:423 state:D stack:0 pid:4516 tgid:4516 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.247079][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.247175][ T32] Call trace: [ 1326.247207][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1326.247256][ T32] r10:829187f4 r9:eaeb9d84 r8:00000002 r7:60000113 r6:eaeb9d8c r5:8492e000 [ 1326.247280][ T32] r4:8492e000 [ 1326.247300][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1326.247342][ T32] r5:8492e000 r4:829187f0 [ 1326.247363][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.247450][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.247509][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeb9e08 [ 1326.247535][ T32] r4:00000000 [ 1326.247556][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1326.247646][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.247691][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.247746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84791980 [ 1326.247797][ T32] r4:00000000 [ 1326.247867][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.247930][ T32] r9:83018005 r8:8492e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1326.247955][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.248000][ T32] r5:00001000 r4:eaf15000 [ 1326.248022][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.248105][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.248494][ T32] r10:61c88647 r9:8492e000 r8:849f80ac r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1326.248769][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1326.249837][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.250086][ T32] 5d20: c5add000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1326.250471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 ** 7 printk messages dropped ** [ 1326.250814][ T32] r5:8524af8c r4:8524ac00 ** 6 printk messages dropped ** [ 1326.251046][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 ** 7 printk messages dropped ** [ 1326.251330][ T32] r4:84719340 ** 5 printk messages dropped ** [ 1326.251622][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.251976][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.252069][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf19e08 ** 2 printk messages dropped ** [ 1326.252248][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1326.252530][ T32] r5:00001000 r4:eaf23000 ** 4 printk messages dropped ** [ 1326.252745][ T32] r7:dddced40 r6:83018000 r5:85250f8c r4:849f8180 ** 7 printk messages dropped ** [ 1326.253039][ T32] Exception stack(0xeaf19fb0 to 0xeaf19ff8) ** 6 printk messages dropped ** [ 1326.253507][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1326.277013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 ** 7 printk messages dropped ** [ 1326.277434][ T32] r5:00001000 r4:eadb5000 ** 2 printk messages dropped ** [ 1326.277568][ T32] r5:8524af8c r4:8524ac00 [ 1326.277632][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.277686][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1326.277710][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.277760][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.277784][ T32] r4:84b79e80 [ 1326.277805][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.277853][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1326.277952][ T32] r4:00000001 [ 1326.277977][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.278027][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1326.278060][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.278091][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.278120][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.278152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.278176][ T32] r4:84719340 [ 1326.278200][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.278263][ T32] INFO: task kworker/0:425:4520 blocked for more than 452 seconds. [ 1326.278384][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.278414][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.278439][ T32] task:kworker/0:425 state:D stack:0 pid:4520 tgid:4520 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.278497][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.278602][ T32] Call trace: [ 1326.278638][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1326.278692][ T32] r10:829187f4 r9:eaef9d84 r8:00000002 r7:60000113 r6:eaef9d8c r5:8492bc00 [ 1326.278716][ T32] r4:8492bc00 [ 1326.278737][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1326.278779][ T32] r5:8492bc00 r4:829187f0 [ 1326.278799][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.278841][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.278890][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef9e08 [ 1326.278914][ T32] r4:00000000 [ 1326.278934][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1326.278972][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.279009][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.279055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84791d00 [ 1326.279108][ T32] r4:00000000 [ 1326.279134][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.279182][ T32] r9:83018005 r8:8492bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1326.279205][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.279304][ T32] r5:00001000 r4:eaf29000 [ 1326.279331][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.279374][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.279466][ T32] r5:8525138c r4:85251000 [ 1326.279492][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.279547][ T32] r7:dddced40 r6:83018000 r5:8525138c r4:849f8280 [ 1326.279569][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.279618][ T32] r10:61c88647 r9:8492bc00 r8:849f82ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.279768][ T32] r4:849f8280 [ 1326.279798][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.279847][ T32] r10:00000000 r9:849f8280 r8:8027ed34 r7:eaf19e60 r6:849f8300 r5:8492bc00 [ 1326.279871][ T32] r4:00000001 [ 1326.279891][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.279926][ T32] Exception stack(0xeaef9fb0 to 0xeaef9ff8) [ 1326.279953][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.279983][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.280012][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.280043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.280066][ T32] r4:84791b00 [ 1326.280774][ T32] INFO: task kworker/0:425:4520 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1326.280815][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.280958][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.281058][ T32] Call trace: [ 1326.281089][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1326.281142][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1326.281167][ T32] r4:00000000 [ 1326.281227][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.281277][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1326.281310][ T32] 5d20: c5e11000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1326.281352][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1326.281413][ T32] 5d60: 800f0013 ffffffff [ 1326.281446][ T32] r5:800f0013 r4:80239bd0 [ 1326.281467][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.281517][ T32] r4:82ac11e4 [ 1326.281539][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.281586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1326.281610][ T32] r4:eaeb5dc0 [ 1326.281630][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.281676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1326.281700][ T32] r4:00000000 [ 1326.281720][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.281768][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1326.281791][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.281885][ T32] r5:00001000 r4:eadb5000 [ 1326.281911][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.281953][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.281997][ T32] r5:8524af8c r4:8524ac00 [ 1326.282020][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.282068][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1326.282089][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.282138][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.282162][ T32] r4:84b79e80 [ 1326.282182][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.282228][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1326.282253][ T32] r4:00000001 [ 1326.282323][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.282371][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1326.282400][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.282430][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.282458][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.282522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.282550][ T32] r4:84719340 [ 1326.282583][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.282613][ T32] INFO: task kworker/0:426:4523 blocked for more than 452 seconds. [ 1326.282649][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.282707][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.282748][ T32] task:kworker/0:426 state:D stack:0 pid:4523 tgid:4523 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.282880][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.282933][ T32] Call trace: [ 1326.282993][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1326.283047][ T32] r10:829187f4 r9:eaf21d84 r8:00000002 r7:60000013 r6:eaf21d8c r5:8492a400 [ 1326.283126][ T32] r4:8492a400 [ 1326.283150][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1326.283195][ T32] r5:8492a400 r4:829187f0 [ 1326.283215][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.283255][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.283303][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf21e08 [ 1326.283338][ T32] r4:00000000 [ 1326.283364][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1326.283405][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.283469][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.283548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83931040 [ 1326.283633][ T32] r4:00000000 [ 1326.283657][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.283707][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1326.283787][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.283838][ T32] r5:00001000 r4:eaf4d000 [ 1326.283860][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.283900][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.283973][ T32] r5:85251f8c r4:85251c00 [ 1326.300953][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.301036][ T32] r7:dddced40 r6:83018000 r5:85251f8c r4:849f8380 [ 1326.301062][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.301115][ T32] r10:61c88647 r9:8492a400 r8:849f83ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.301140][ T32] r4:849f8380 [ 1326.301162][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.301212][ T32] r10:00000000 r9:849f8380 r8:8027ed34 r7:eaef9e60 r6:849f8400 r5:8492a400 [ 1326.301260][ T32] r4:00000001 [ 1326.301290][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1326.301456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1326.302708][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1326.303075][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1326.303293][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1326.303648][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1326.303884][ T32] r4:84b79e80 ** 4 printk messages dropped ** [ 1326.316990][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) ** 3 printk messages dropped ** [ 1326.317164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1326.317493][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1326.317655][ T32] r4:8492c800 ** 3 printk messages dropped ** [ 1326.317805][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.317854][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf2de08 ** 1 printk messages dropped ** [ 1326.317898][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1326.317937][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.317976][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.318021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84791dc0 [ 1326.318044][ T32] r4:00000000 [ 1326.318065][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.318139][ T32] r9:83018005 r8:8492c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1326.318166][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.318214][ T32] r5:00001000 r4:eaf37000 [ 1326.318236][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.318294][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.318342][ T32] r5:8525178c r4:85251400 [ 1326.318364][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.318509][ T32] r7:dddced40 r6:83018000 r5:8525178c r4:849f8480 [ 1326.318537][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.318587][ T32] r10:61c88647 r9:8492c800 r8:849f84ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.318647][ T32] r4:849f8480 [ 1326.318670][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.318721][ T32] r10:00000000 r9:849f8480 r8:8027ed34 r7:eaf21e60 r6:849f8500 r5:8492c800 [ 1326.318745][ T32] r4:00000001 [ 1326.318765][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.318801][ T32] Exception stack(0xeaf2dfb0 to 0xeaf2dff8) [ 1326.318828][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.318943][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.318987][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.319022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.319048][ T32] r4:84791e00 [ 1326.319665][ T32] INFO: task kworker/0:427:4524 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1326.319701][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.319812][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.319861][ T32] Call trace: [ 1326.319919][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1326.319974][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1326.320000][ T32] r4:00000000 [ 1326.320021][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.320084][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1326.320120][ T32] 5d20: c6558000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1326.320151][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1326.320200][ T32] 5d60: 800f0013 ffffffff [ 1326.320229][ T32] r5:800f0013 r4:80239bd0 [ 1326.320251][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.320296][ T32] r4:82ac11e4 [ 1326.320317][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.320368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1326.320424][ T32] r4:eaeb5dc0 [ 1326.320476][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.320531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1326.320589][ T32] r4:00000000 [ 1326.320659][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.320712][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1326.320746][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.320796][ T32] r5:00001000 r4:eadb5000 [ 1326.320822][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.320865][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.320910][ T32] r5:8524af8c r4:8524ac00 [ 1326.320930][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.320978][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1326.320999][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.321076][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.321104][ T32] r4:84b79e80 [ 1326.321127][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.321176][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1326.321222][ T32] r4:00000001 [ 1326.321246][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.321283][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1326.321362][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.321431][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.321463][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.321511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 5 printk messages dropped ** [ 1326.321813][ T32] task:kworker/0:428 state:D stack:0 pid:4525 tgid:4525 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1326.322320][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.322399][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf41e08 [ 1326.322432][ T32] r4:00000000 [ 1326.322483][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1326.322797][ T32] r9:83018005 r8:84750000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 ** 1 printk messages dropped ** [ 1326.322873][ T32] r5:00001000 r4:eaf3d000 [ 1326.322894][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.322934][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.323003][ T32] r5:85251b8c r4:85251800 [ 1326.323027][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.323078][ T32] r7:dddced40 r6:83018000 r5:85251b8c r4:849f8580 [ 1326.323100][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.323149][ T32] r10:61c88647 r9:84750000 r8:849f85ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.323173][ T32] r4:849f8580 [ 1326.323192][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.323238][ T32] r10:00000000 r9:849f8580 r8:8027ed34 r7:eaf21e60 r6:849f8600 r5:84750000 [ 1326.323261][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1326.323318][ T32] Exception stack(0xeaf41fb0 to 0xeaf41ff8) ** 7 printk messages dropped ** [ 1326.347074][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.347423][ T32] 5d20: c68ca000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1326.347820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 ** 7 printk messages dropped ** [ 1326.348248][ T32] r5:8524af8c r4:8524ac00 ** 6 printk messages dropped ** [ 1326.348811][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 ** 9 printk messages dropped ** [ 1326.349429][ T32] INFO: task kworker/0:429:4528 blocked for more than 452 seconds. ** 10 printk messages dropped ** [ 1326.350339][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.350431][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.350541][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf35e08 ** 3 printk messages dropped ** [ 1326.350821][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1326.351615][ T32] r5:8525238c r4:85252000 ** 4 printk messages dropped ** [ 1326.351869][ T32] r4:849f8680 ** 6 printk messages dropped ** [ 1326.352338][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.365105][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1326.365827][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1326.366327][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1326.366750][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1326.367257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1326.367975][ T32] r10:829187f4 r9:eaf55d84 r8:00000002 r7:60000013 r6:eaf55d8c r5:84751800 ** 4 printk messages dropped ** [ 1326.368238][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1326.368396][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1326.368471][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.368560][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.368642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83931600 [ 1326.368673][ T32] r4:00000000 [ 1326.368694][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.368754][ T32] r9:83018005 r8:84751800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1326.368780][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.368834][ T32] r5:00001000 r4:eaf75000 [ 1326.368882][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.368928][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.368973][ T32] r5:85252f8c r4:85252c00 [ 1326.368994][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.369046][ T32] r7:dddced40 r6:83018000 r5:85252f8c r4:849f8780 [ 1326.369072][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.369121][ T32] r10:61c88647 r9:84751800 r8:849f87ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.369146][ T32] r4:849f8780 [ 1326.369165][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.369211][ T32] r10:00000000 r9:849f8780 r8:8027ed34 r7:eaf35e60 r6:849f8800 r5:84751800 [ 1326.369234][ T32] r4:00000001 [ 1326.369254][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.369347][ T32] Exception stack(0xeaf55fb0 to 0xeaf55ff8) [ 1326.369379][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.369416][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.369446][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.369479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.369508][ T32] r4:83931100 [ 1326.370212][ T32] INFO: task kworker/0:430:4530 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1326.370247][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.370319][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.370491][ T32] Call trace: [ 1326.370558][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1326.370620][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1326.370698][ T32] r4:00000000 [ 1326.370788][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.370839][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1326.371021][ T32] 5d20: c68ca000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1326.371067][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1326.371095][ T32] 5d60: 800f0013 ffffffff [ 1326.371171][ T32] r5:800f0013 r4:80239bd0 [ 1326.371203][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.371247][ T32] r4:82ac11e4 [ 1326.371293][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.371349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1326.371374][ T32] r4:eaeb5dc0 [ 1326.371420][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.371540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1326.371585][ T32] r4:00000000 [ 1326.371722][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.371775][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1326.371840][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.371999][ T32] r5:00001000 r4:eadb5000 [ 1326.372025][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.372103][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.372306][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1326.373173][ T32] r4:84719340 ** 5 printk messages dropped ** [ 1326.373602][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.407141][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.407204][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf61e08 [ 1326.407232][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1326.407497][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1326.408043][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1326.408505][ T32] Exception stack(0xeaf61fb0 to 0xeaf61ff8) ** 6 printk messages dropped ** [ 1326.409521][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 16 printk messages dropped ** [ 1326.410452][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1326.410844][ T32] r5:8524af8c r4:8524ac00 ** 6 printk messages dropped ** [ 1326.411102][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 ** 5 printk messages dropped ** [ 1326.411279][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.411310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.411335][ T32] r4:84719340 [ 1326.411359][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.411400][ T32] INFO: task kworker/0:432:4534 blocked for more than 452 seconds. [ 1326.411447][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.411478][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.411507][ T32] task:kworker/0:432 state:D stack:0 pid:4534 tgid:4534 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.411693][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.411763][ T32] Call trace: [ 1326.411882][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1326.411957][ T32] r10:829187f4 r9:eaf6dd84 r8:00000002 r7:60000013 r6:eaf6dd8c r5:84753000 [ 1326.411991][ T32] r4:84753000 [ 1326.412095][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1326.412143][ T32] r5:84753000 r4:829187f0 [ 1326.412165][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.412206][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.412280][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf6de08 [ 1326.412333][ T32] r4:00000000 [ 1326.412357][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1326.412399][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.412436][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.412479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83931500 [ 1326.412509][ T32] r4:00000000 [ 1326.412530][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.412617][ T32] r9:83018005 r8:84753000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1326.412642][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.412686][ T32] r5:00001000 r4:eaf6f000 [ 1326.412760][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.412879][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.412928][ T32] r5:85252b8c r4:85252800 [ 1326.412949][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.412995][ T32] r7:dddced40 r6:83018000 r5:85252b8c r4:849f8980 [ 1326.413017][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.413145][ T32] r10:61c88647 r9:84753000 r8:849f89ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.413197][ T32] r4:849f8980 [ 1326.413221][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.413269][ T32] r10:00000000 r9:849f8980 r8:8027ed34 r7:eaf55e60 r6:849f8a00 r5:84753000 [ 1326.413317][ T32] r4:00000001 [ 1326.413341][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.413415][ T32] Exception stack(0xeaf6dfb0 to 0xeaf6dff8) [ 1326.413457][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.413568][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.413602][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.413634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.413671][ T32] r4:839314c0 [ 1326.414055][ T32] INFO: task kworker/0:432:4534 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1326.434655][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.434764][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.434846][ T32] Call trace: [ 1326.434912][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1326.435005][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1326.435045][ T32] r4:00000000 [ 1326.435074][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.435128][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1326.435191][ T32] 5d20: c71a7000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1326.435227][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1326.435253][ T32] 5d60: 800f0013 ffffffff [ 1326.435279][ T32] r5:800f0013 r4:80239bd0 [ 1326.435300][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.435346][ T32] r4:82ac11e4 [ 1326.435382][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.435432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1326.435456][ T32] r4:eaeb5dc0 [ 1326.435477][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.435530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1326.435555][ T32] r4:00000000 [ 1326.435575][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1326.435759][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1326.436385][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) ** 6 printk messages dropped ** [ 1326.436716][ T32] INFO: task kworker/0:433:4536 blocked for more than 452 seconds. ** 10 printk messages dropped ** [ 1326.437493][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1326.437614][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.437754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:839316c0 ** 9 printk messages dropped ** [ 1326.438486][ T32] r7:dddced40 r6:83018000 r5:8525338c r4:849f8a80 ** 7 printk messages dropped ** [ 1326.439157][ T32] Exception stack(0xeaf79fb0 to 0xeaf79ff8) ** 6 printk messages dropped ** [ 1326.440707][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1326.441091][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1326.441118][ T32] r4:00000000 [ 1326.441139][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.441179][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1326.441238][ T32] 5d20: c71a7000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1326.441338][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1326.441386][ T32] 5d60: 800f0013 ffffffff [ 1326.441447][ T32] r5:800f0013 r4:80239bd0 [ 1326.441492][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.441547][ T32] r4:82ac11e4 [ 1326.441569][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.441640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1326.441698][ T32] r4:eaeb5dc0 [ 1326.441722][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.441770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1326.441794][ T32] r4:00000000 [ 1326.441838][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.441902][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1326.441929][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.441975][ T32] r5:00001000 r4:eadb5000 [ 1326.442021][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.442072][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.442120][ T32] r5:8524af8c r4:8524ac00 [ 1326.442142][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.442208][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1326.442235][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.442289][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.442313][ T32] r4:84b79e80 [ 1326.442334][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.442382][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1326.442428][ T32] r4:00000001 [ 1326.442454][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.442493][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1326.442527][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.442558][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.442586][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.442620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.442643][ T32] r4:84719340 [ 1326.442665][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.442690][ T32] INFO: task kworker/0:434:4538 blocked for more than 452 seconds. [ 1326.442721][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.442745][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1326.442834][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.443137][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.443187][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf85e08 [ 1326.443222][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1326.443287][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1326.443794][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1326.467198][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.469174][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.469823][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1326.470511][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.470778][ T32] r5:00001000 r4:eadb5000 ** 7 printk messages dropped ** [ 1326.471397][ T32] r4:84b79e80 ** 6 printk messages dropped ** [ 1326.471868][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.471926][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.472036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.472090][ T32] r4:84719340 [ 1326.472135][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.472189][ T32] INFO: task kworker/0:435:4540 blocked for more than 452 seconds. [ 1326.472266][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.472357][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.472405][ T32] task:kworker/0:435 state:D stack:0 pid:4540 tgid:4540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.472528][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.472628][ T32] Call trace: [ 1326.472689][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1326.472807][ T32] r10:829187f4 r9:eaf95d84 r8:00000002 r7:60000113 r6:eaf95d8c r5:84755400 [ 1326.472869][ T32] r4:84755400 [ 1326.472914][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1326.473020][ T32] r5:84755400 r4:829187f0 [ 1326.473074][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.473154][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.473246][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf95e08 [ 1326.473322][ T32] r4:00000000 [ 1326.473368][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1326.473448][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.473528][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.473614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83931900 [ 1326.473661][ T32] r4:00000000 [ 1326.473704][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.473813][ T32] r9:83018005 r8:84755400 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [ 1326.473864][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.497178][ T32] r5:00001000 r4:dfa0f000 [ 1326.497218][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.497281][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.497328][ T32] r5:8525378c r4:85253400 [ 1326.497350][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.497427][ T32] r7:dddced40 r6:83018000 r5:8525378c r4:849f8c80 [ 1326.497454][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.497535][ T32] r10:61c88647 r9:84755400 r8:849f8cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.497598][ T32] r4:849f8c80 [ 1326.497623][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.497821][ T32] r10:00000000 r9:849f8c80 r8:8027ed34 r7:eaf85e60 r6:849f8d00 r5:84755400 [ 1326.497849][ T32] r4:00000001 [ 1326.497871][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1326.498042][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1326.499413][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) ** 9 printk messages dropped ** [ 1326.499839][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1326.500194][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1326.500847][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) ** 7 printk messages dropped ** [ 1326.501166][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1326.501620][ T32] r5:84756000 r4:829187f0 ** 1 printk messages dropped ** [ 1326.501684][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1326.501983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83931ac0 ** 6 printk messages dropped ** [ 1326.502237][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.502280][ T32] r5:85253b8c r4:85253800 [ 1326.502303][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.502349][ T32] r7:dddced40 r6:83018000 r5:85253b8c r4:849f8d80 [ 1326.502370][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.502418][ T32] r10:61c88647 r9:84756000 r8:849f8dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.502441][ T32] r4:849f8d80 [ 1326.502486][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.502543][ T32] r10:00000000 r9:849f8d80 r8:8027ed34 r7:eaf85e60 r6:849f8e00 r5:84756000 [ 1326.502568][ T32] r4:00000001 [ 1326.502599][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.502639][ T32] Exception stack(0xeac0dfb0 to 0xeac0dff8) [ 1326.502668][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.502698][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.502729][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.502760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.502784][ T32] r4:83931c00 [ 1326.503103][ T32] INFO: task kworker/0:436:4541 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1326.503140][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.503281][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.503334][ T32] Call trace: [ 1326.503415][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1326.503471][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1326.503496][ T32] r4:00000000 [ 1326.503522][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.503562][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1326.503594][ T32] 5d20: c7769000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1326.503734][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1326.503805][ T32] 5d60: 800f0013 ffffffff [ 1326.503834][ T32] r5:800f0013 r4:80239bd0 [ 1326.503855][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.503976][ T32] r4:82ac11e4 [ 1326.526474][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.526588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1326.526619][ T32] r4:eaeb5dc0 [ 1326.526642][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.526691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1326.526716][ T32] r4:00000000 [ 1326.526752][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.526809][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1326.526832][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.526881][ T32] r5:00001000 r4:eadb5000 [ 1326.526931][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.526977][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.527023][ T32] r5:8524af8c r4:8524ac00 [ 1326.527044][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.527095][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 ** 5 printk messages dropped ** [ 1326.527285][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1326.527470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1326.527942][ T32] r10:829187f4 r9:eadddd84 r8:00000002 r7:60000013 r6:eadddd8c r5:84756c00 ** 4 printk messages dropped ** [ 1326.528129][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.528202][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaddde08 ** 4 printk messages dropped ** [ 1326.528417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83931f00 ** 10 printk messages dropped ** [ 1326.528901][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1326.529407][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.530568][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1326.530856][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1326.530925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1326.530964][ T32] r4:eaeb5dc0 [ 1326.530990][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.531037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1326.531061][ T32] r4:00000000 [ 1326.531092][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.531146][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1326.531191][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.531241][ T32] r5:00001000 r4:eadb5000 [ 1326.531263][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.531303][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.531349][ T32] r5:8524af8c r4:8524ac00 [ 1326.531370][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.531783][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1326.531809][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.531861][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.531885][ T32] r4:84b79e80 [ 1326.531986][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.532312][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1326.532343][ T32] r4:00000001 [ 1326.532380][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.532422][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1326.532469][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.532566][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.532650][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.532705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.532732][ T32] r4:84719340 [ 1326.532754][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.532801][ T32] INFO: task kworker/0:438:4546 blocked for more than 453 seconds. [ 1326.532850][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.532880][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.532902][ T32] task:kworker/0:438 state:D stack:0 pid:4546 tgid:4546 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.532948][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.532990][ T32] Call trace: [ 1326.533124][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1326.533178][ T32] r10:829187f4 r9:eadf5d84 r8:00000002 r7:60000013 r6:eadf5d8c r5:85268000 [ 1326.533204][ T32] r4:85268000 [ 1326.533251][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1326.533300][ T32] r5:85268000 r4:829187f0 [ 1326.533321][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.533360][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.533461][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf5e08 [ 1326.533490][ T32] r4:00000000 [ 1326.533520][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1326.533561][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1326.533696][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.533902][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.559248][ T32] r5:8529c38c r4:8529c000 [ 1326.559335][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.559473][ T32] r7:dddced40 r6:83018000 r5:8529c38c r4:849f8f80 [ 1326.559525][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.559645][ T32] r10:61c88647 r9:85268000 r8:849f8fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.559714][ T32] r4:849f8f80 [ 1326.559761][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.559882][ T32] r10:00000000 r9:849f8f80 r8:8027ed34 r7:eaddde60 r6:84742000 r5:85268000 [ 1326.559933][ T32] r4:00000001 [ 1326.560016][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.560104][ T32] Exception stack(0xeadf5fb0 to 0xeadf5ff8) [ 1326.560165][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.560227][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.560299][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.560382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.560438][ T32] r4:83931d00 [ 1326.561767][ T32] INFO: task kworker/0:438:4546 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1326.561841][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.561972][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.562065][ T32] Call trace: [ 1326.562130][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1326.562232][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1326.562280][ T32] r4:00000000 [ 1326.562342][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.562425][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) ** 2 printk messages dropped ** [ 1326.562610][ T32] 5d60: 800f0013 ffffffff ** 7 printk messages dropped ** [ 1326.563140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 ** 9 printk messages dropped ** [ 1326.563871][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 ** 7 printk messages dropped ** [ 1326.568568][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) ** 7 printk messages dropped ** [ 1326.569132][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1326.569967][ T32] r5:85268c00 r4:829187f0 ** 1 printk messages dropped ** [ 1326.570103][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.570214][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae05e08 ** 1 printk messages dropped ** [ 1326.570340][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1326.571224][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1326.572288][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1326.573899][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1326.595653][ T32] r5:800f0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1326.596221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 ** 10 printk messages dropped ** [ 1326.597136][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1326.597985][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.598433][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.598973][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1326.599048][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.599204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84746040 ** 9 printk messages dropped ** [ 1326.599701][ T32] r7:dddced40 r6:83018000 r5:8529cb8c r4:84742180 ** 7 printk messages dropped ** [ 1326.600114][ T32] Exception stack(0xeaf49fb0 to 0xeaf49ff8) ** 6 printk messages dropped ** [ 1326.601378][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1326.602337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1326.602362][ T32] r4:eaeb5dc0 [ 1326.602409][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.602471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1326.602531][ T32] r4:00000000 [ 1326.602622][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.602677][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1326.602713][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.602774][ T32] r5:00001000 r4:eadb5000 [ 1326.602799][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.602841][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.602946][ T32] r5:8524af8c r4:8524ac00 [ 1326.602972][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.603024][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1326.603048][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.603113][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.603167][ T32] r4:84b79e80 [ 1326.603193][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.603244][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1326.603269][ T32] r4:00000001 [ 1326.603296][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.603338][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1326.603394][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.603455][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.603489][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.603528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.603554][ T32] r4:84719340 [ 1326.603578][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.603605][ T32] INFO: task kworker/0:441:4552 blocked for more than 453 seconds. [ 1326.603637][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.603663][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.603684][ T32] task:kworker/0:441 state:D stack:0 pid:4552 tgid:4552 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.603849][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.603896][ T32] Call trace: [ 1326.625438][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1326.625716][ T32] r10:829187f4 r9:eaf99d84 r8:00000002 r7:60000013 r6:eaf99d8c r5:8526a400 [ 1326.625751][ T32] r4:8526a400 [ 1326.625792][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1326.625998][ T32] r5:8526a400 r4:829187f0 [ 1326.626026][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.626072][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.626124][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf99e08 [ 1326.626152][ T32] r4:00000000 [ 1326.626174][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1326.626217][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.626260][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.626308][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84746380 [ 1326.626357][ T32] r4:00000000 [ 1326.626461][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.626531][ T32] r9:83018005 r8:8526a400 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1326.626645][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.626701][ T32] r5:00001000 r4:e4901000 [ 1326.626726][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.626770][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.626817][ T32] r5:8529d38c r4:8529d000 [ 1326.626840][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.626894][ T32] r7:dddced40 r6:83018000 r5:8529d38c r4:84742280 [ 1326.626919][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.626969][ T32] r10:61c88647 r9:8526a400 r8:847422ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.627007][ T32] r4:84742280 [ 1326.627034][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.627087][ T32] r10:00000000 r9:84742280 r8:8027ed34 r7:eae05e60 r6:84742300 r5:8526a400 [ 1326.627162][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1326.627257][ T32] Exception stack(0xeaf99fb0 to 0xeaf99ff8) ** 6 printk messages dropped ** [ 1326.628294][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1326.629372][ T32] r4:eaeb5dc0 ** 3 printk messages dropped ** [ 1326.629519][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1326.629826][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 ** 7 printk messages dropped ** [ 1326.630142][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) ** 6 printk messages dropped ** [ 1326.630446][ T32] INFO: task kworker/0:442:4554 blocked for more than 453 seconds. ** 7 printk messages dropped ** [ 1326.630819][ T32] r4:8526b000 ** 3 printk messages dropped ** [ 1326.630990][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1326.631296][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1326.631798][ T32] r5:00001000 r4:e8981000 ** 6 printk messages dropped ** [ 1326.632126][ T32] r10:61c88647 r9:8526b000 r8:847423ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1326.632432][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.633208][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 ** 12 printk messages dropped ** [ 1326.633734][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1326.661038][ T32] r5:8524af8c r4:8524ac00 ** 6 printk messages dropped ** [ 1326.661444][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 ** 10 printk messages dropped ** [ 1326.661884][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1326.662235][ T32] r10:829187f4 r9:eafa1d84 r8:00000002 r7:60000013 r6:eafa1d8c r5:8526bc00 ** 4 printk messages dropped ** [ 1326.662453][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.662526][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa1e08 [ 1326.662554][ T32] r4:00000000 [ 1326.662575][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1326.662615][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.662655][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.662725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84746840 [ 1326.662765][ T32] r4:00000000 [ 1326.662792][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.662892][ T32] r9:83018005 r8:8526bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1326.662918][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.662964][ T32] r5:00001000 r4:eaa6b000 [ 1326.662985][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.663026][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.663086][ T32] r5:8529df8c r4:8529dc00 [ 1326.663135][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.663215][ T32] r7:dddced40 r6:83018000 r5:8529df8c r4:84742480 [ 1326.663241][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.663294][ T32] r10:61c88647 r9:8526bc00 r8:847424ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.663342][ T32] r4:84742480 [ 1326.663367][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.663415][ T32] r10:00000000 r9:84742480 r8:8027ed34 r7:eaf9de60 r6:84742500 r5:8526bc00 [ 1326.663503][ T32] r4:00000001 [ 1326.663559][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.663602][ T32] Exception stack(0xeafa1fb0 to 0xeafa1ff8) [ 1326.663631][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.663667][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.663697][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.663729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.663753][ T32] r4:84746480 [ 1326.679460][ T32] INFO: task kworker/0:443:4556 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1326.679605][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.679699][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.679766][ T32] Call trace: [ 1326.679801][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1326.679860][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1326.679887][ T32] r4:00000000 [ 1326.679908][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.679976][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1326.680015][ T32] 5d20: c8a9b000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1326.680120][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1326.680152][ T32] 5d60: 800f0013 ffffffff [ 1326.680196][ T32] r5:800f0013 r4:80239bd0 [ 1326.680222][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.680269][ T32] r4:82ac11e4 [ 1326.680291][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.680339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1326.680365][ T32] r4:eaeb5dc0 [ 1326.680436][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.680519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1326.680575][ T32] r4:00000000 [ 1326.680599][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.680652][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1326.680676][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.680751][ T32] r5:00001000 r4:eadb5000 [ 1326.680807][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.680899][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.680993][ T32] r5:8524af8c r4:8524ac00 [ 1326.681058][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.681162][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1326.681215][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.681326][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.681383][ T32] r4:84b79e80 [ 1326.681434][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.681550][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1326.681611][ T32] r4:00000001 [ 1326.681664][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.681750][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1326.681841][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.681925][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.681991][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.682658][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.683332][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1326.683413][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1326.683474][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1326.683821][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.691284][ T32] r10:00000000 r9:84742580 r8:8027ed34 r7:eafa1e60 r6:84742600 r5:8526c800 ** 9 printk messages dropped ** [ 1326.692424][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1326.693681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 ** 7 printk messages dropped ** [ 1326.709640][ T32] r5:00001000 r4:eadb5000 ** 6 printk messages dropped ** [ 1326.710138][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1326.710776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1326.711517][ T32] r10:829187f4 r9:eafa9d84 r8:00000002 r7:60000013 r6:eafa9d8c r5:8526d400 ** 4 printk messages dropped ** [ 1326.711810][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1326.711990][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1326.712066][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.712139][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.712239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84746a00 [ 1326.712291][ T32] r4:00000000 [ 1326.712331][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.712422][ T32] r9:83018005 r8:8526d400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1326.712468][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.712595][ T32] r5:00001000 r4:eaa93000 [ 1326.712654][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.712740][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.712827][ T32] r5:8529e38c r4:8529e000 [ 1326.712871][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.712959][ T32] r7:dddced40 r6:83018000 r5:8529e38c r4:84742700 [ 1326.713006][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.713096][ T32] r10:61c88647 r9:8526d400 r8:8474272c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.713145][ T32] r4:84742700 [ 1326.713186][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.713279][ T32] r10:00000000 r9:84742700 r8:8027ed34 r7:eafa1e60 r6:84742780 r5:8526d400 [ 1326.713339][ T32] r4:00000001 [ 1326.713399][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.713502][ T32] Exception stack(0xeafa9fb0 to 0xeafa9ff8) [ 1326.713563][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.713624][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.713680][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.713743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.713792][ T32] r4:84746780 [ 1326.725569][ T32] INFO: task kworker/0:445:4560 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1326.725708][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.725790][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.725859][ T32] Call trace: [ 1326.725924][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1326.725988][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1326.726015][ T32] r4:00000000 [ 1326.726038][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.726079][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1326.726138][ T32] 5d20: c8dbd000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1326.726175][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1326.726225][ T32] 5d60: 800f0013 ffffffff [ 1326.726331][ T32] r5:800f0013 r4:80239bd0 [ 1326.726391][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.726467][ T32] r4:82ac11e4 [ 1326.726492][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.726560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1326.726584][ T32] r4:eaeb5dc0 [ 1326.726606][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.726654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1326.726708][ T32] r4:00000000 [ 1326.726735][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.726786][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1326.726835][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.726958][ T32] r5:00001000 r4:eadb5000 [ 1326.726984][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.727169][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.727234][ T32] r5:8524af8c r4:8524ac00 [ 1326.727260][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.727389][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1326.727415][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.727468][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.727535][ T32] r4:84b79e80 [ 1326.727560][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.727611][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1326.727634][ T32] r4:00000001 [ 1326.727730][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.727790][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1326.727821][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.727914][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.727957][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.727993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.728019][ T32] r4:84719340 [ 1326.728044][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.728073][ T32] INFO: task kworker/0:446:4561 blocked for more than 453 seconds. [ 1326.728109][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.728146][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1326.728445][ T32] r4:8526e000 ** 3 printk messages dropped ** [ 1326.728636][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.728687][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb1e08 [ 1326.728801][ T32] r4:00000000 [ 1326.728829][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1326.728873][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.728936][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.728985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84746c40 [ 1326.729011][ T32] r4:00000000 [ 1326.729032][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.729086][ T32] r9:83018005 r8:8526e000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1326.729109][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.729153][ T32] r5:00001000 r4:eab57000 [ 1326.729173][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.729212][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.729255][ T32] r5:8529e78c r4:8529e400 [ 1326.729276][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.729335][ T32] r7:dddced40 r6:83018000 r5:8529e78c r4:84742680 [ 1326.729360][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.729409][ T32] r10:61c88647 r9:8526e000 r8:847426ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.729434][ T32] r4:84742680 [ 1326.729454][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.729505][ T32] r10:00000000 r9:84742680 r8:8027ed34 r7:eafa9e60 r6:84742800 r5:8526e000 [ 1326.729531][ T32] r4:00000001 [ 1326.729551][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.729737][ T32] Exception stack(0xeafb1fb0 to 0xeafb1ff8) [ 1326.729774][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.729806][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.729841][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.729995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.730024][ T32] r4:84746780 [ 1326.730462][ T32] INFO: task kworker/0:446:4561 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1326.730520][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1326.730934][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1326.731265][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.731576][ T32] r5:8524af8c r4:8524ac00 ** 4 printk messages dropped ** [ 1326.731878][ T32] r4:84b79e80 ** 4 printk messages dropped ** [ 1326.732038][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) ** 6 printk messages dropped ** [ 1326.732287][ T32] INFO: task kworker/0:447:4564 blocked for more than 453 seconds. ** 7 printk messages dropped ** [ 1326.732657][ T32] r4:84868c00 ** 3 printk messages dropped ** [ 1326.732821][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.732873][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb9e08 [ 1326.732897][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1326.732957][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1326.733311][ T32] r5:00001000 r4:eabcf000 ** 5 printk messages dropped ** [ 1326.733521][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1326.768567][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.770037][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 ** 12 printk messages dropped ** [ 1326.770589][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1326.771003][ T32] r5:8524af8c r4:8524ac00 ** 4 printk messages dropped ** [ 1326.771173][ T32] r4:84b79e80 ** 4 printk messages dropped ** [ 1326.771387][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) ** 4 printk messages dropped ** [ 1326.771593][ T32] r4:84719340 [ 1326.771615][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.771658][ T32] INFO: task kworker/0:448:4565 blocked for more than 453 seconds. [ 1326.771694][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.771721][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.771793][ T32] task:kworker/0:448 state:D stack:0 pid:4565 tgid:4565 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.771899][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.771992][ T32] Call trace: [ 1326.772029][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1326.772144][ T32] r10:829187f4 r9:eafbdd84 r8:00000002 r7:60000113 r6:eafbdd8c r5:851a5400 [ 1326.772204][ T32] r4:851a5400 [ 1326.772232][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1326.772277][ T32] r5:851a5400 r4:829187f0 [ 1326.772298][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.772340][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.772390][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafbde08 [ 1326.772414][ T32] r4:00000000 [ 1326.772434][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1326.772474][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.772518][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.772594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84746e80 [ 1326.772621][ T32] r4:00000000 [ 1326.772641][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.772701][ T32] r9:83018005 r8:851a5400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1326.772753][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.772892][ T32] r5:00001000 r4:eaba7000 [ 1326.772923][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.772966][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.773012][ T32] r5:8529eb8c r4:8529e800 [ 1326.773033][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.773088][ T32] r7:dddced40 r6:83018000 r5:8529eb8c r4:84742980 [ 1326.773110][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.773159][ T32] r10:61c88647 r9:851a5400 r8:847429ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.773184][ T32] r4:84742980 [ 1326.773204][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.773270][ T32] r10:00000000 r9:84742980 r8:8027ed34 r7:eafb9e60 r6:8497d500 r5:851a5400 [ 1326.773349][ T32] r4:00000001 [ 1326.773373][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.773433][ T32] Exception stack(0xeafbdfb0 to 0xeafbdff8) [ 1326.773465][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.773502][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.773532][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.773565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.773589][ T32] r4:84746c00 [ 1326.780955][ T32] INFO: task kworker/0:448:4565 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1326.781072][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.781250][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.781319][ T32] Call trace: [ 1326.781382][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1326.781443][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1326.781468][ T32] r4:00000000 [ 1326.781490][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.781587][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1326.781625][ T32] 5d20: c94c5000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1326.781758][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1326.781788][ T32] 5d60: 800f0013 ffffffff [ 1326.781816][ T32] r5:800f0013 r4:80239bd0 [ 1326.781837][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.781883][ T32] r4:82ac11e4 [ 1326.781904][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.781950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1326.781974][ T32] r4:eaeb5dc0 [ 1326.782019][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.782071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1326.782095][ T32] r4:00000000 [ 1326.782140][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.782220][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1326.782265][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.782314][ T32] r5:00001000 r4:eadb5000 [ 1326.782348][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.782437][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.782508][ T32] r5:8524af8c r4:8524ac00 [ 1326.782532][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.782584][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1326.782608][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.782686][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 2 printk messages dropped ** [ 1326.782824][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 ** 5 printk messages dropped ** [ 1326.783099][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.783136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.783160][ T32] r4:84719340 [ 1326.783184][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.783213][ T32] INFO: task kworker/0:449:4568 blocked for more than 453 seconds. [ 1326.783248][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.783274][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.783297][ T32] task:kworker/0:449 state:D stack:0 pid:4568 tgid:4568 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.783345][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.783388][ T32] Call trace: [ 1326.783438][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1326.783489][ T32] r10:829187f4 r9:eafc9d84 r8:00000002 r7:60000113 r6:eafc9d8c r5:851a4800 [ 1326.783521][ T32] r4:851a4800 [ 1326.783543][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1326.783610][ T32] r5:851a4800 r4:829187f0 [ 1326.783635][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.783680][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.783802][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc9e08 [ 1326.783847][ T32] r4:00000000 [ 1326.783911][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1326.797608][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.797776][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.797930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b74000 [ 1326.797962][ T32] r4:00000000 [ 1326.797984][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.798038][ T32] r9:83018005 r8:851a4800 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1326.798061][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.798135][ T32] r5:00001000 r4:eabed000 [ 1326.798171][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.798228][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.798301][ T32] r5:8529f38c r4:8529f000 [ 1326.798326][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.798381][ T32] r7:dddced40 r6:83018000 r5:8529f38c r4:84742a00 [ 1326.798404][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.798477][ T32] r10:61c88647 r9:851a4800 r8:84742a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.798535][ T32] r4:84742a00 [ 1326.798584][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.798660][ T32] r10:00000000 r9:84742a00 r8:8027ed34 r7:eafb9e60 r6:8497d580 r5:851a4800 [ 1326.798688][ T32] r4:00000001 [ 1326.798710][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.798776][ T32] Exception stack(0xeafc9fb0 to 0xeafc9ff8) [ 1326.798817][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.798850][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.798902][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.798940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.798973][ T32] r4:84b74140 [ 1326.799738][ T32] INFO: task kworker/0:449:4568 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1326.799777][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.799861][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.799913][ T32] Call trace: [ 1326.799946][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1326.799999][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1326.800026][ T32] r4:00000000 [ 1326.800048][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.800087][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1326.800119][ T32] 5d20: c97b8000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1326.800150][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1326.800270][ T32] 5d60: 800f0013 ffffffff [ 1326.800302][ T32] r5:800f0013 r4:80239bd0 [ 1326.800324][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.800369][ T32] r4:82ac11e4 [ 1326.800389][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.800435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1326.800459][ T32] r4:eaeb5dc0 [ 1326.800500][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.800583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1326.800610][ T32] r4:00000000 [ 1326.800631][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1326.800779][ T32] r5:00001000 r4:eadb5000 ** 6 printk messages dropped ** [ 1326.801061][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1326.801392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.801416][ T32] r4:84719340 [ 1326.801488][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.801531][ T32] INFO: task kworker/0:450:4570 blocked for more than 453 seconds. [ 1326.801598][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.801631][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.801654][ T32] task:kworker/0:450 state:D stack:0 pid:4570 tgid:4570 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.801802][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.801849][ T32] Call trace: [ 1326.801905][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1326.801985][ T32] r10:829187f4 r9:eaff9d84 r8:00000002 r7:60000113 r6:eaff9d8c r5:851a2400 [ 1326.802013][ T32] r4:851a2400 [ 1326.802036][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1326.802080][ T32] r5:851a2400 r4:829187f0 [ 1326.802112][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.802160][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.802224][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff9e08 [ 1326.802252][ T32] r4:00000000 [ 1326.802273][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1326.802338][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.802381][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.802426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b74200 [ 1326.802450][ T32] r4:00000000 [ 1326.802471][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.802524][ T32] r9:83018005 r8:851a2400 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1326.802548][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.802593][ T32] r5:00001000 r4:eac03000 [ 1326.802614][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.802671][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.802722][ T32] r5:8529f78c r4:8529f400 [ 1326.802744][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.802791][ T32] r7:dddced40 r6:83018000 r5:8529f78c r4:84742a80 [ 1326.802871][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.802925][ T32] r10:61c88647 r9:851a2400 r8:84742aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.802997][ T32] r4:84742a80 [ 1326.803028][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.803079][ T32] r10:00000000 r9:84742a80 r8:8027ed34 r7:eafc9e60 r6:8497d600 r5:851a2400 ** 6 printk messages dropped ** [ 1326.803451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1326.815170][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.815477][ T32] 5d60: 800f0013 ffffffff ** 6 printk messages dropped ** [ 1326.815832][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1326.816371][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1326.816656][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.816707][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.816732][ T32] r4:84b79e80 [ 1326.816754][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.816832][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1326.816861][ T32] r4:00000001 [ 1326.816884][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.816922][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1326.816951][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.816981][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.817022][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.817081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.817109][ T32] r4:84719340 [ 1326.817135][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.817167][ T32] INFO: task kworker/0:451:4571 blocked for more than 453 seconds. [ 1326.817227][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.817277][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.817304][ T32] task:kworker/0:451 state:D stack:0 pid:4571 tgid:4571 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.817378][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.817429][ T32] Call trace: [ 1326.817462][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1326.817523][ T32] r10:829187f4 r9:eaffdd84 r8:00000002 r7:60000113 r6:eaffdd8c r5:851a3000 [ 1326.817549][ T32] r4:851a3000 [ 1326.817570][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1326.817642][ T32] r5:851a3000 r4:829187f0 [ 1326.817668][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.817710][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.817759][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaffde08 [ 1326.817783][ T32] r4:00000000 [ 1326.817852][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1326.817972][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.818017][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.818098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b746c0 [ 1326.818127][ T32] r4:00000000 [ 1326.818149][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.818197][ T32] r9:83018005 r8:851a3000 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.818220][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.818292][ T32] r5:00001000 r4:eac4f000 [ 1326.818317][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.818359][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1326.818519][ T32] r7:dddced40 r6:83018000 r5:852a478c r4:84742b00 ** 4 printk messages dropped ** [ 1326.818696][ T32] r10:00000000 r9:84742b00 r8:8027ed34 r7:eaff9e60 r6:8497d680 r5:851a3000 ** 9 printk messages dropped ** [ 1326.820015][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1326.820832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 ** 7 printk messages dropped ** [ 1326.821093][ T32] r5:00001000 r4:eadb5000 ** 6 printk messages dropped ** [ 1326.821384][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1326.821814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1326.821941][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.821966][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.821998][ T32] task:kworker/0:452 state:D stack:0 pid:4573 tgid:4573 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.822048][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.822165][ T32] Call trace: [ 1326.822277][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1326.822346][ T32] r10:829187f4 r9:eb009d84 r8:00000002 r7:60000113 r6:eb009d8c r5:851a6c00 [ 1326.822421][ T32] r4:851a6c00 [ 1326.822467][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1326.822557][ T32] r5:851a6c00 r4:829187f0 [ 1326.822581][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.822626][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.822676][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb009e08 [ 1326.822699][ T32] r4:00000000 [ 1326.822721][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1326.822761][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.822847][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.822960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b74300 [ 1326.822987][ T32] r4:00000000 [ 1326.823008][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.823057][ T32] r9:83018005 r8:851a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1326.823081][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.823154][ T32] r5:00001000 r4:eac17000 [ 1326.823179][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.823223][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.823268][ T32] r5:8529fb8c r4:8529f800 [ 1326.823289][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.823335][ T32] r7:dddced40 r6:83018000 r5:8529fb8c r4:84742b80 [ 1326.823357][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.823405][ T32] r10:61c88647 r9:851a6c00 r8:84742bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.823428][ T32] r4:84742b80 [ 1326.823501][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.823554][ T32] r10:00000000 r9:84742b80 r8:8027ed34 r7:eaffde60 r6:8497d700 r5:851a6c00 [ 1326.823578][ T32] r4:00000001 [ 1326.823599][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.823637][ T32] Exception stack(0xeb009fb0 to 0xeb009ff8) [ 1326.823666][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.823697][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.823752][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.823788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.823812][ T32] r4:84b74440 [ 1326.850364][ T32] INFO: task kworker/0:452:4573 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1326.850505][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.850643][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.850711][ T32] Call trace: [ 1326.850747][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1326.850808][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1326.850847][ T32] r4:00000000 [ 1326.850873][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.850915][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1326.850949][ T32] 5d20: c9c7a000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1326.851004][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1326.851036][ T32] 5d60: 800f0013 ffffffff [ 1326.851062][ T32] r5:800f0013 r4:80239bd0 [ 1326.851085][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.851130][ T32] r4:82ac11e4 [ 1326.851177][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.851229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1326.851256][ T32] r4:eaeb5dc0 [ 1326.851278][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.851324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1326.851348][ T32] r4:00000000 [ 1326.851369][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.851419][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1326.851442][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.851487][ T32] r5:00001000 r4:eadb5000 [ 1326.851514][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1326.851778][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1326.852130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1326.852338][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.852706][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.852755][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb031e08 ** 2 printk messages dropped ** [ 1326.852872][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.852911][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.852955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b74480 [ 1326.852979][ T32] r4:00000000 [ 1326.853025][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.853078][ T32] r9:83018005 r8:85218000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1326.853100][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.853144][ T32] r5:00001000 r4:eac2d000 [ 1326.853165][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.853204][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.853248][ T32] r5:8529ff8c r4:8529fc00 [ 1326.853270][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.853316][ T32] r7:dddced40 r6:83018000 r5:8529ff8c r4:84742c00 [ 1326.853362][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.853415][ T32] r10:61c88647 r9:85218000 r8:84742c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.853441][ T32] r4:84742c00 [ 1326.853462][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.853517][ T32] r10:00000000 r9:84742c00 r8:8027ed34 r7:eaffde60 r6:8497d780 r5:85218000 [ 1326.853564][ T32] r4:00000001 [ 1326.853589][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.853627][ T32] Exception stack(0xeb031fb0 to 0xeb031ff8) [ 1326.853678][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.853713][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.853741][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.853774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.853798][ T32] r4:84b743c0 [ 1326.867457][ T32] INFO: task kworker/0:453:4576 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1326.867594][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.867674][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.867738][ T32] Call trace: [ 1326.867774][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1326.867833][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1326.867888][ T32] r4:00000000 [ 1326.867916][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.867998][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1326.868037][ T32] 5d20: ca0df000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1326.868080][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1326.868133][ T32] 5d60: 800f0013 ffffffff [ 1326.868174][ T32] r5:800f0013 r4:80239bd0 [ 1326.868310][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.868361][ T32] r4:82ac11e4 [ 1326.868383][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.868432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1326.868460][ T32] r4:eaeb5dc0 [ 1326.868481][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.868561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1326.868590][ T32] r4:00000000 [ 1326.868629][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.868696][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1326.868724][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.868783][ T32] r5:00001000 r4:eadb5000 [ 1326.868809][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.868853][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.868915][ T32] r5:8524af8c r4:8524ac00 [ 1326.868942][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.868995][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 ** 2 printk messages dropped ** [ 1326.869098][ T32] r4:84b79e80 ** 6 printk messages dropped ** [ 1326.869312][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1326.869413][ T32] r4:84719340 [ 1326.869437][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.869467][ T32] INFO: task kworker/0:454:4578 blocked for more than 453 seconds. [ 1326.869529][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.869560][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.869585][ T32] task:kworker/0:454 state:D stack:0 pid:4578 tgid:4578 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.869655][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.869741][ T32] Call trace: [ 1326.869779][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1326.869829][ T32] r10:829187f4 r9:eb03dd84 r8:00000002 r7:60000113 r6:eb03dd8c r5:85218c00 [ 1326.869854][ T32] r4:85218c00 [ 1326.869875][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1326.869917][ T32] r5:85218c00 r4:829187f0 [ 1326.869938][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.869978][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.870026][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb03de08 [ 1326.870051][ T32] r4:00000000 [ 1326.870085][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1326.870131][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.870186][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.870236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b74ac0 ** 3 printk messages dropped ** [ 1326.870352][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1326.870647][ T32] r10:61c88647 r9:85218c00 r8:84742cac r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1326.870877][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1326.871546][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.871896][ T32] 5d60: 800f0013 ffffffff ** 6 printk messages dropped ** [ 1326.872134][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1326.872362][ T32] r5:00001000 r4:eadb5000 ** 6 printk messages dropped ** [ 1326.872670][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1326.872951][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.873215][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.873606][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.873656][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb035e08 [ 1326.873680][ T32] r4:00000000 [ 1326.873724][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1326.873768][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.873829][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.873879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b74780 [ 1326.874024][ T32] r4:00000000 [ 1326.897259][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.897364][ T32] r9:83018005 r8:85219800 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1326.897393][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.897445][ T32] r5:00001000 r4:eac69000 [ 1326.897484][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.897539][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.897587][ T32] r5:852a4b8c r4:852a4800 [ 1326.897608][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.897659][ T32] r7:dddced40 r6:83018000 r5:852a4b8c r4:84742d00 [ 1326.897682][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.897731][ T32] r10:61c88647 r9:85219800 r8:84742d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.897755][ T32] r4:84742d00 [ 1326.897776][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.897837][ T32] r10:00000000 r9:84742d00 r8:8027ed34 r7:eb03de60 r6:8497d880 r5:85219800 [ 1326.897866][ T32] r4:00000001 [ 1326.897887][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.897926][ T32] Exception stack(0xeb035fb0 to 0xeb035ff8) [ 1326.897982][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.898019][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.898082][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.898119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.898144][ T32] r4:84b74840 [ 1326.898918][ T32] INFO: task kworker/0:455:4580 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1326.898956][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.899029][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.899085][ T32] Call trace: [ 1326.899118][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1326.899174][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1326.899222][ T32] r4:00000000 [ 1326.899248][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.899289][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1326.899343][ T32] 5d20: ca4cb000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1326.899378][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1326.899406][ T32] 5d60: 800f0013 ffffffff [ 1326.899431][ T32] r5:800f0013 r4:80239bd0 [ 1326.899477][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.899555][ T32] r4:82ac11e4 [ 1326.899605][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.899657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1326.899681][ T32] r4:eaeb5dc0 [ 1326.899702][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.899747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1326.899771][ T32] r4:00000000 [ 1326.899802][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.899857][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1326.899904][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.899953][ T32] r5:00001000 r4:eadb5000 [ 1326.899998][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.900045][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.900093][ T32] r5:8524af8c r4:8524ac00 [ 1326.900116][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.900164][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1326.900197][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.900253][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.900281][ T32] r4:84b79e80 [ 1326.900325][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1326.900419][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.900634][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.900952][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.901226][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.901276][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb049e08 ** 2 printk messages dropped ** [ 1326.901359][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.901396][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.901441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512ffc0 [ 1326.901466][ T32] r4:00000000 [ 1326.901486][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.901542][ T32] r9:83018005 r8:8521bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1326.901565][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.901609][ T32] r5:00001000 r4:eadc3000 [ 1326.901629][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.901668][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.901711][ T32] r5:852a638c r4:852a6000 [ 1326.901732][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.901780][ T32] r7:dddced40 r6:83018000 r5:852a638c r4:84742d80 [ 1326.901802][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.901850][ T32] r10:61c88647 r9:8521bc00 r8:84742dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.901873][ T32] r4:84742d80 [ 1326.901893][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.901961][ T32] r10:00000000 r9:84742d80 r8:8027ed34 r7:eb03de60 r6:8497d900 r5:8521bc00 [ 1326.901990][ T32] r4:00000001 [ 1326.902035][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.902075][ T32] Exception stack(0xeb049fb0 to 0xeb049ff8) [ 1326.902104][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.902134][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.902163][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.902195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.902221][ T32] r4:84b747c0 [ 1326.902548][ T32] INFO: task kworker/0:456:4582 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1326.902583][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.902639][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.902683][ T32] Call trace: [ 1326.902713][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1326.902764][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1326.902788][ T32] r4:00000000 [ 1326.902825][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.902869][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1326.902901][ T32] 5d20: ca4cb000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1326.902933][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1326.902959][ T32] 5d60: 800f0013 ffffffff [ 1326.902984][ T32] r5:800f0013 r4:80239bd0 [ 1326.903004][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.903046][ T32] r4:82ac11e4 [ 1326.903066][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.903110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 ** 1 printk messages dropped ** [ 1326.903157][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1326.903525][ T32] r5:8524af8c r4:8524ac00 ** 4 printk messages dropped ** [ 1326.903703][ T32] r4:84b79e80 ** 6 printk messages dropped ** [ 1326.924915][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.925283][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.925659][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.925709][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb051e08 [ 1326.925746][ T32] r4:00000000 [ 1326.925772][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1326.925814][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1326.926038][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1326.926382][ T32] r10:61c88647 r9:8521a400 r8:84742e2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1326.926692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1326.927843][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) ** 8 printk messages dropped ** [ 1326.928171][ T32] r4:eaeb5dc0 ** 3 printk messages dropped ** [ 1326.928291][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1326.928717][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1326.929064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.929095][ T32] r4:84719340 [ 1326.929118][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.929143][ T32] INFO: task kworker/0:458:4587 blocked for more than 453 seconds. [ 1326.929174][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.929199][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.929221][ T32] task:kworker/0:458 state:D stack:0 pid:4587 tgid:4587 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.929267][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.929337][ T32] Call trace: [ 1326.929372][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1326.929444][ T32] r10:829187f4 r9:eb059d84 r8:00000002 r7:60000113 r6:eb059d8c r5:8521b000 [ 1326.929473][ T32] r4:8521b000 [ 1326.929499][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1326.929544][ T32] r5:8521b000 r4:829187f0 [ 1326.929566][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.929619][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.929672][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb059e08 [ 1326.929706][ T32] r4:00000000 [ 1326.929730][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1326.929770][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.929807][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.929851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b74cc0 [ 1326.929898][ T32] r4:00000000 [ 1326.929923][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.929972][ T32] r9:83018005 r8:8521b000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1326.929994][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.930048][ T32] r5:00001000 r4:eacad000 [ 1326.930073][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.930114][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.930159][ T32] r5:852a5b8c r4:852a5800 [ 1326.930180][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.930227][ T32] r7:dddced40 r6:83018000 r5:852a5b8c r4:84742e80 [ 1326.930270][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.930323][ T32] r10:61c88647 r9:8521b000 r8:84742eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.930346][ T32] r4:84742e80 [ 1326.930367][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.930415][ T32] r10:00000000 r9:84742e80 r8:8027ed34 r7:eb049e60 r6:8497da00 r5:8521b000 [ 1326.930438][ T32] r4:00000001 [ 1326.930474][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.930519][ T32] Exception stack(0xeb059fb0 to 0xeb059ff8) [ 1326.930547][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.930578][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.930608][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.930639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.930663][ T32] r4:84b74bc0 [ 1326.931017][ T32] INFO: task kworker/0:458:4587 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1326.931053][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.931109][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.931152][ T32] Call trace: [ 1326.931198][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1326.931251][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1326.931276][ T32] r4:00000000 [ 1326.931296][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.931335][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1326.931366][ T32] 5d20: ca900000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1326.931397][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1326.931422][ T32] 5d60: 800f0013 ffffffff [ 1326.931448][ T32] r5:800f0013 r4:80239bd0 [ 1326.931469][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.931516][ T32] r4:82ac11e4 [ 1326.931537][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.931583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1326.931623][ T32] r4:eaeb5dc0 [ 1326.931648][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.931694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1326.931718][ T32] r4:00000000 [ 1326.931739][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.931787][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1326.931810][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.931856][ T32] r5:00001000 r4:eadb5000 [ 1326.931877][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.931917][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.931960][ T32] r5:8524af8c r4:8524ac00 [ 1326.931983][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.932031][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1326.932053][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.932100][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.932139][ T32] r4:84b79e80 [ 1326.932164][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.932214][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1326.932238][ T32] r4:00000001 [ 1326.932260][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.932298][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1326.932325][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.932355][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.932384][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.932415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.932461][ T32] r4:84719340 [ 1326.932486][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1326.932622][ T32] task:kworker/1:276 state:D stack:0 pid:4589 tgid:4589 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1326.933010][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1326.933148][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1326.933232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a01900 [ 1326.933255][ T32] r4:00000000 [ 1326.933302][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.933353][ T32] r9:83018205 r8:8521d400 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1326.933399][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.933500][ T32] r5:00001000 r4:eacc1000 [ 1326.933526][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.933584][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.933632][ T32] r5:8514ef8c r4:8514ec00 [ 1326.933682][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.933734][ T32] r7:ddde2d40 r6:83018200 r5:8514ef8c r4:8497da80 [ 1326.933760][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.933810][ T32] r10:61c88647 r9:8521d400 r8:8497daac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.933834][ T32] r4:8497da80 [ 1326.933864][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.934024][ T32] r10:00000000 r9:8497da80 r8:8027ed34 r7:eaed1e60 r6:8497db00 r5:8521d400 [ 1326.956624][ T32] r4:00000001 [ 1326.956671][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.956750][ T32] Exception stack(0xeb05dfb0 to 0xeb05dff8) [ 1326.956806][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.956842][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.956872][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.956907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.956930][ T32] r4:84a01740 [ 1326.957680][ T32] INFO: task kworker/1:276:4589 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1326.957745][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.957916][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.958027][ T32] Call trace: [ 1326.958064][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1326.958364][ T32] 5d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1326.958723][ T32] r4:eaeb5dc0 ** 1 printk messages dropped ** [ 1326.958797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1326.958822][ T32] r4:00000000 [ 1326.958871][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.958926][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1326.958952][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.959021][ T32] r5:00001000 r4:eadb5000 [ 1326.959078][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.959175][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.959233][ T32] r5:8524af8c r4:8524ac00 [ 1326.959305][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.959378][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1326.959405][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.959455][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.959492][ T32] r4:84b79e80 [ 1326.959523][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.959588][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1326.959716][ T32] r4:00000001 [ 1326.959742][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.959781][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1326.959809][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.959839][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.959892][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.959942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 4 printk messages dropped ** [ 1326.960098][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1326.960564][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.960617][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb055e08 [ 1326.960667][ T32] r4:00000000 [ 1326.960693][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1326.960775][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1326.961158][ T32] r5:852a678c r4:852a6400 ** 6 printk messages dropped ** [ 1326.961391][ T32] r10:00000000 r9:84742f00 r8:8027ed34 r7:eb049e60 r6:84742f80 r5:8486a400 ** 9 printk messages dropped ** [ 1326.962106][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1326.962505][ T32] 5d60: 800f0013 ffffffff ** 7 printk messages dropped ** [ 1326.962752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 ** 7 printk messages dropped ** [ 1326.963019][ T32] r5:8524af8c r4:8524ac00 ** 6 printk messages dropped ** [ 1326.963293][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 ** 9 printk messages dropped ** [ 1326.963625][ T32] INFO: task kworker/1:277:4593 blocked for more than 453 seconds. ** 6 printk messages dropped ** [ 1326.975775][ T32] r10:829187f4 r9:eafb5d84 r8:00000002 r7:60000113 r6:eafb5d8c r5:8521e000 ** 4 printk messages dropped ** [ 1326.976074][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1326.976240][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1326.976732][ T32] r5:852a5f8c r4:852a5c00 ** 6 printk messages dropped ** [ 1326.977000][ T32] r10:00000000 r9:8497db80 r8:8027ed34 r7:eaed1e60 r6:8497dc00 r5:8521e000 ** 7 printk messages dropped ** [ 1326.977273][ T32] r4:84a01980 ** 2 printk messages dropped ** [ 1326.978162][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1326.978638][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1326.978845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 ** 7 printk messages dropped ** [ 1326.979138][ T32] r5:8524af8c r4:8524ac00 [ 1326.979159][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.979208][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1326.979254][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.979318][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.979346][ T32] r4:84b79e80 [ 1326.979390][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.979444][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1326.979468][ T32] r4:00000001 [ 1326.979488][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.979532][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1326.979560][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.979618][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.979651][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.979683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.979707][ T32] r4:84719340 [ 1326.979730][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.979782][ T32] INFO: task kworker/1:278:4595 blocked for more than 453 seconds. [ 1326.979823][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.979851][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.979897][ T32] task:kworker/1:278 state:D stack:0 pid:4595 tgid:4595 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.979966][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.980012][ T32] Call trace: [ 1326.980045][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1326.980094][ T32] r10:829187f4 r9:eb061d84 r8:00000002 r7:60000113 r6:eb061d8c r5:8521ec00 [ 1326.980118][ T32] r4:8521ec00 [ 1326.980140][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1326.980182][ T32] r5:8521ec00 r4:829187f0 [ 1326.980203][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.980243][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.980291][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb061e08 [ 1326.980317][ T32] r4:00000000 [ 1326.980339][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1326.980391][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.980433][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1326.980477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525e5c0 [ 1326.980508][ T32] r4:00000000 [ 1326.980556][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1326.980635][ T32] r9:83018205 r8:8521ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.980662][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.980709][ T32] r5:00001000 r4:e0779000 [ 1326.980730][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1326.980796][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.980846][ T32] r5:8514ff8c r4:8514fc00 [ 1326.980869][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.980916][ T32] r7:ddde2d40 r6:83018200 r5:8514ff8c r4:8497dc80 [ 1326.980969][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.981025][ T32] r10:61c88647 r9:8521ec00 r8:8497dcac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.981049][ T32] r4:8497dc80 [ 1326.981070][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.981117][ T32] r10:00000000 r9:8497dc80 r8:8027ed34 r7:eafb5e60 r6:8497dd00 r5:8521ec00 [ 1326.981153][ T32] r4:00000001 [ 1326.981177][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.981224][ T32] Exception stack(0xeb061fb0 to 0xeb061ff8) [ 1326.981280][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.981338][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.981394][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.981430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.981455][ T32] r4:84a01b00 [ 1326.981839][ T32] INFO: task kworker/1:278:4595 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1326.981876][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.981973][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.982062][ T32] Call trace: [ 1326.982097][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1326.982161][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1326.982192][ T32] r4:00000000 [ 1326.982236][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.982280][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) ** 7 printk messages dropped ** [ 1326.982574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 ** 7 printk messages dropped ** [ 1326.982853][ T32] r5:00001000 r4:eadb5000 ** 6 printk messages dropped ** [ 1326.983142][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1326.983646][ T32] INFO: task kworker/0:460:4598 blocked for more than 453 seconds. ** 6 printk messages dropped ** [ 1327.014740][ T32] r10:829187f4 r9:eafc1d84 r8:00000002 r7:60000113 r6:eafc1d8c r5:8521c800 [ 1327.014792][ T32] r4:8521c800 [ 1327.014836][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1327.014964][ T32] r5:8521c800 r4:829187f0 [ 1327.015007][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.015058][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.015109][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc1e08 [ 1327.015134][ T32] r4:00000000 [ 1327.015155][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1327.015219][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.015292][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.015367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e7340 [ 1327.015399][ T32] r4:00000000 [ 1327.015421][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.015475][ T32] r9:83018005 r8:8521c800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1327.015529][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.015585][ T32] r5:00001000 r4:eafcd000 [ 1327.015607][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.015649][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.015694][ T32] r5:852a738c r4:852a7000 [ 1327.015715][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.015766][ T32] r7:dddced40 r6:83018000 r5:852a738c r4:85124000 [ 1327.015788][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.015836][ T32] r10:61c88647 r9:8521c800 r8:8512402c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.015859][ T32] r4:85124000 [ 1327.015894][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.015947][ T32] r10:00000000 r9:85124000 r8:8027ed34 r7:eb055e60 r6:8497dd80 r5:8521c800 [ 1327.015971][ T32] r4:00000001 [ 1327.016016][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.016069][ T32] Exception stack(0xeafc1fb0 to 0xeafc1ff8) [ 1327.016106][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.016149][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.016181][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.016214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.016238][ T32] r4:84b74fc0 [ 1327.017019][ T32] INFO: task kworker/0:460:4598 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.017059][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.017126][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.017173][ T32] Call trace: [ 1327.017206][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.017258][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.017284][ T32] r4:00000000 [ 1327.017304][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.017345][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.017404][ T32] 5d20: cb446000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.017440][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.017489][ T32] 5d60: 800f0013 ffffffff [ 1327.017524][ T32] r5:800f0013 r4:80239bd0 [ 1327.017547][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.017591][ T32] r4:82ac11e4 [ 1327.017612][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.017659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.017683][ T32] r4:eaeb5dc0 [ 1327.017703][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.017761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.017789][ T32] r4:00000000 [ 1327.017810][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.017859][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.017883][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.017928][ T32] r5:00001000 r4:eadb5000 [ 1327.017949][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.017991][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.018036][ T32] r5:8524af8c r4:8524ac00 [ 1327.018057][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.018105][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1327.018127][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.018176][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.018199][ T32] r4:84b79e80 [ 1327.018235][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.018288][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 ** 5 printk messages dropped ** [ 1327.018567][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.018928][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.019315][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1327.019444][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.019602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e7040 ** 6 printk messages dropped ** [ 1327.019864][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1327.020185][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.020328][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.021078][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 ** 3 printk messages dropped ** [ 1327.021194][ T32] 5d20: cb446000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.021225][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.021250][ T32] 5d60: 800f0013 ffffffff [ 1327.021275][ T32] r5:800f0013 r4:80239bd0 [ 1327.021297][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.021338][ T32] r4:82ac11e4 [ 1327.021359][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.021404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.021428][ T32] r4:eaeb5dc0 [ 1327.021448][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.021499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.021524][ T32] r4:00000000 [ 1327.021545][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.021616][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.021643][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.021712][ T32] r5:00001000 r4:eadb5000 [ 1327.021737][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.021780][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.021825][ T32] r5:8524af8c r4:8524ac00 [ 1327.021847][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.021895][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1327.021917][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.021988][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.022018][ T32] r4:84b79e80 [ 1327.022062][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.022137][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1327.022168][ T32] r4:00000001 [ 1327.022191][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.022229][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1327.022296][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.022331][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.022360][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.022393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.022418][ T32] r4:84719340 [ 1327.022441][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.022467][ T32] INFO: task kworker/0:462:4601 blocked for more than 453 seconds. [ 1327.022522][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.022552][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.022574][ T32] task:kworker/0:462 state:D stack:0 pid:4601 tgid:4601 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1327.022783][ T32] r4:85320000 ** 3 printk messages dropped ** [ 1327.022958][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.023018][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb06de08 [ 1327.023059][ T32] r4:00000000 [ 1327.023107][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1327.023162][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.023205][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.023251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e7240 [ 1327.023276][ T32] r4:00000000 [ 1327.023296][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.023345][ T32] r9:83018005 r8:85320000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1327.023370][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.023418][ T32] r5:00001000 r4:eae09000 [ 1327.023462][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.023513][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.023575][ T32] r5:852a6f8c r4:852a6c00 [ 1327.023600][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.023674][ T32] r7:dddced40 r6:83018000 r5:852a6f8c r4:85124100 [ 1327.023699][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.023750][ T32] r10:61c88647 r9:85320000 r8:8512412c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.023775][ T32] r4:85124100 [ 1327.023818][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.023886][ T32] r10:00000000 r9:85124100 r8:8027ed34 r7:eafc1e60 r6:8497de80 r5:85320000 [ 1327.023913][ T32] r4:00000001 [ 1327.046502][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.046665][ T32] Exception stack(0xeb06dfb0 to 0xeb06dff8) [ 1327.046709][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1327.046830][ T32] r4:851e7100 ** 5 printk messages dropped ** [ 1327.047906][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 ** 12 printk messages dropped ** [ 1327.048285][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1327.048518][ T32] r5:00001000 r4:eadb5000 ** 6 printk messages dropped ** [ 1327.048833][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1327.049132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1327.049271][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.049300][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.049350][ T32] task:kworker/0:463 state:D stack:0 pid:4604 tgid:4604 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.049425][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.049527][ T32] Call trace: [ 1327.049678][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1327.049733][ T32] r10:829187f4 r9:eb079d84 r8:00000002 r7:60000113 r6:eb079d8c r5:85320c00 [ 1327.049770][ T32] r4:85320c00 [ 1327.049797][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1327.049841][ T32] r5:85320c00 r4:829187f0 [ 1327.049861][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.049903][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.049952][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb079e08 [ 1327.049976][ T32] r4:00000000 [ 1327.050019][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1327.050064][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.050114][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.050185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e7c40 [ 1327.050237][ T32] r4:00000000 [ 1327.050261][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.050322][ T32] r9:83018005 r8:85320c00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1327.050360][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.050436][ T32] r5:00001000 r4:e00d5000 [ 1327.050461][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.050529][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.050615][ T32] r5:852acb8c r4:852ac800 [ 1327.050642][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.050690][ T32] r7:dddced40 r6:83018000 r5:852acb8c r4:85124180 [ 1327.050713][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.050766][ T32] r10:61c88647 r9:85320c00 r8:851241ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.050789][ T32] r4:85124180 [ 1327.050810][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.050858][ T32] r10:00000000 r9:85124180 r8:8027ed34 r7:eafc1e60 r6:8497df00 r5:85320c00 [ 1327.050882][ T32] r4:00000001 [ 1327.050902][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.050937][ T32] Exception stack(0xeb079fb0 to 0xeb079ff8) [ 1327.050964][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.050995][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.051024][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.051055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.051079][ T32] r4:851e72c0 [ 1327.051443][ T32] INFO: task kworker/0:463:4604 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.051477][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.051553][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.051637][ T32] Call trace: [ 1327.051670][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.051727][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.051757][ T32] r4:00000000 [ 1327.051780][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.051819][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.051850][ T32] 5d20: cb8b3000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.051882][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.051908][ T32] 5d60: 800f0013 ffffffff [ 1327.051933][ T32] r5:800f0013 r4:80239bd0 [ 1327.052003][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.052052][ T32] r4:82ac11e4 [ 1327.052074][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.052119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.052144][ T32] r4:eaeb5dc0 [ 1327.052165][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.052244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.052275][ T32] r4:00000000 [ 1327.052299][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.052348][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.052476][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.052535][ T32] r5:00001000 r4:eadb5000 [ 1327.052583][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.052692][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.052773][ T32] r5:8524af8c r4:8524ac00 [ 1327.052799][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.052851][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1327.052872][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1327.053060][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 ** 9 printk messages dropped ** [ 1327.053395][ T32] INFO: task kworker/0:464:4605 blocked for more than 453 seconds. ** 9 printk messages dropped ** [ 1327.053844][ T32] r5:85322400 r4:829187f0 ** 1 printk messages dropped ** [ 1327.053905][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.068970][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb07de08 ** 2 printk messages dropped ** [ 1327.069206][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1327.069567][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.069759][ T32] r10:61c88647 r9:85322400 r8:8512422c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.069782][ T32] r4:85124200 [ 1327.069803][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.069851][ T32] r10:00000000 r9:85124200 r8:8027ed34 r7:eb079e60 r6:8497df80 r5:85322400 [ 1327.069875][ T32] r4:00000001 [ 1327.069895][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.069932][ T32] Exception stack(0xeb07dfb0 to 0xeb07dff8) [ 1327.069964][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.069996][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.070024][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.070056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.070079][ T32] r4:851e72c0 [ 1327.070828][ T32] INFO: task kworker/0:464:4605 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.070867][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.070983][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.071037][ T32] Call trace: [ 1327.071070][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.071124][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.071149][ T32] r4:00000000 [ 1327.071170][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.071211][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.071266][ T32] 5d20: cb8b3000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.071302][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.071328][ T32] 5d60: 800f0013 ffffffff [ 1327.071353][ T32] r5:800f0013 r4:80239bd0 [ 1327.071374][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.071419][ T32] r4:82ac11e4 [ 1327.071439][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.071487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.071519][ T32] r4:eaeb5dc0 [ 1327.071541][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.071589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.071614][ T32] r4:00000000 [ 1327.071635][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.071684][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.071708][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.071765][ T32] r5:00001000 r4:eadb5000 [ 1327.071791][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.071834][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1327.072102][ T32] r4:84b79e80 ** 6 printk messages dropped ** [ 1327.072397][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.072722][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.073079][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.073127][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb08de08 [ 1327.073151][ T32] r4:00000000 [ 1327.073171][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1327.073351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e7540 ** 7 printk messages dropped ** [ 1327.073651][ T32] r5:852a7b8c r4:852a7800 ** 6 printk messages dropped ** [ 1327.086275][ T32] r10:00000000 r9:85124280 r8:8027ed34 r7:eb079e60 r6:85117000 r5:85321800 ** 7 printk messages dropped ** [ 1327.086573][ T32] r4:851e7440 ** 5 printk messages dropped ** [ 1327.087650][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 ** 10 printk messages dropped ** [ 1327.088161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 ** 6 printk messages dropped ** [ 1327.088443][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1327.088902][ T32] r4:84b79e80 ** 6 printk messages dropped ** [ 1327.089155][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.089392][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1327.089882][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.089932][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb091e08 ** 2 printk messages dropped ** [ 1327.090016][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.090055][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.090099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e7680 [ 1327.090122][ T32] r4:00000000 [ 1327.090142][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.090190][ T32] r9:83018005 r8:85323000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1327.090314][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.090365][ T32] r5:00001000 r4:eb01b000 [ 1327.090387][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.090428][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.090472][ T32] r5:852a7f8c r4:852a7c00 [ 1327.090533][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.090587][ T32] r7:dddced40 r6:83018000 r5:852a7f8c r4:85124300 [ 1327.090609][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.090659][ T32] r10:61c88647 r9:85323000 r8:8512432c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.090707][ T32] r4:85124300 [ 1327.090731][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.090779][ T32] r10:00000000 r9:85124300 r8:8027ed34 r7:eb079e60 r6:85117080 r5:85323000 [ 1327.090812][ T32] r4:00000001 [ 1327.090836][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.090873][ T32] Exception stack(0xeb091fb0 to 0xeb091ff8) [ 1327.090901][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.090931][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.090961][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.090993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.091017][ T32] r4:851e7580 [ 1327.091407][ T32] INFO: task kworker/0:466:4609 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.091445][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.091535][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.091585][ T32] Call trace: [ 1327.091662][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.091719][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.091743][ T32] r4:00000000 [ 1327.091765][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.091804][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.091860][ T32] 5d20: cbd5a000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.091969][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.092039][ T32] 5d60: 800f0013 ffffffff [ 1327.092107][ T32] r5:800f0013 r4:80239bd0 [ 1327.092131][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.092175][ T32] r4:82ac11e4 [ 1327.092195][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.092241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.092288][ T32] r4:eaeb5dc0 [ 1327.092328][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.092377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.092401][ T32] r4:00000000 [ 1327.092423][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.092499][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.092528][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.092600][ T32] r5:00001000 r4:eadb5000 [ 1327.092621][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.092674][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.092724][ T32] r5:8524af8c r4:8524ac00 [ 1327.092745][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.092804][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1327.092829][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.092879][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.092902][ T32] r4:84b79e80 [ 1327.092924][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.092971][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1327.092994][ T32] r4:00000001 [ 1327.093014][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.093050][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1327.093103][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.093138][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.093167][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.093199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.093222][ T32] r4:84719340 [ 1327.093260][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.093314][ T32] INFO: task kworker/0:467:4611 blocked for more than 453 seconds. [ 1327.093348][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.093422][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.093448][ T32] task:kworker/0:467 state:D stack:0 pid:4611 tgid:4611 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1327.093806][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.093859][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb09de08 [ 1327.093907][ T32] r4:00000000 [ 1327.118859][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1327.119121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e7880 ** 9 printk messages dropped ** [ 1327.119606][ T32] r7:dddced40 r6:83018000 r5:852ac38c r4:85124380 ** 7 printk messages dropped ** [ 1327.120019][ T32] Exception stack(0xeb09dfb0 to 0xeb09dff8) ** 6 printk messages dropped ** [ 1327.121082][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.121152][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.121202][ T32] Call trace: [ 1327.121234][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.121287][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.121341][ T32] r4:00000000 [ 1327.121366][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.121408][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.121440][ T32] 5d20: cc04c000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.121473][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.121503][ T32] 5d60: 800f0013 ffffffff [ 1327.121529][ T32] r5:800f0013 r4:80239bd0 [ 1327.121550][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.121605][ T32] r4:82ac11e4 [ 1327.121631][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.121678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.121704][ T32] r4:eaeb5dc0 [ 1327.121725][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.121771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.121795][ T32] r4:00000000 [ 1327.121816][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.121887][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.121914][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.121983][ T32] r5:00001000 r4:eadb5000 [ 1327.122008][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.122051][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.122095][ T32] r5:8524af8c r4:8524ac00 [ 1327.122146][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.122198][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1327.122221][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.122269][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.122292][ T32] r4:84b79e80 [ 1327.122313][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.122376][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1327.122402][ T32] r4:00000001 [ 1327.122448][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.122491][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1327.122525][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.122557][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.122587][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.122619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.122666][ T32] r4:84719340 [ 1327.122693][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.122746][ T32] INFO: task kworker/1:279:4612 blocked for more than 453 seconds. [ 1327.122785][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.122813][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.122835][ T32] task:kworker/1:279 state:D stack:0 pid:4612 tgid:4612 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.122907][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.122954][ T32] Call trace: [ 1327.123034][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1327.123087][ T32] r10:829187f4 r9:eb0a1d84 r8:00000002 r7:60000113 r6:eb0a1d8c r5:85326000 [ 1327.123115][ T32] r4:85326000 [ 1327.123136][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1327.123179][ T32] r5:85326000 r4:829187f0 [ 1327.123199][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.123278][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.123356][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a1e08 [ 1327.123384][ T32] r4:00000000 [ 1327.123429][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1327.123475][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.123519][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.123564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525e340 [ 1327.123590][ T32] r4:00000000 [ 1327.123612][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.123659][ T32] r9:83018205 r8:85326000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1327.123681][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1327.123937][ T32] r7:ddde2d40 r6:83018200 r5:8514fb8c r4:85117100 ** 9 printk messages dropped ** [ 1327.145542][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.146879][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 ** 10 printk messages dropped ** [ 1327.147403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 ** 9 printk messages dropped ** [ 1327.148047][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1327.148653][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) ** 7 printk messages dropped ** [ 1327.149010][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1327.149626][ T32] r5:8486bc00 r4:829187f0 ** 1 printk messages dropped ** [ 1327.149755][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1327.149930][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1327.151577][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.151624][ T32] r5:852ac78c r4:852ac400 [ 1327.151645][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.151693][ T32] r7:dddced40 r6:83018000 r5:852ac78c r4:85124400 [ 1327.151756][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.151809][ T32] r10:61c88647 r9:8486bc00 r8:8512442c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.151834][ T32] r4:85124400 [ 1327.152506][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.152603][ T32] r10:00000000 r9:85124400 r8:8027ed34 r7:eb079e60 r6:85124480 r5:8486bc00 [ 1327.152629][ T32] r4:00000001 [ 1327.152650][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.152689][ T32] Exception stack(0xeb099fb0 to 0xeb099ff8) [ 1327.152717][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.152848][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.152966][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.153039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.153097][ T32] r4:851e79c0 [ 1327.153705][ T32] INFO: task kworker/0:468:4614 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.153754][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.153860][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.169311][ T32] Call trace: [ 1327.169412][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.169507][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.169545][ T32] r4:00000000 [ 1327.169587][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.169668][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.169708][ T32] 5d20: cc36c000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.169740][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.169766][ T32] 5d60: 800f0013 ffffffff [ 1327.169791][ T32] r5:800f0013 r4:80239bd0 [ 1327.169833][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.169883][ T32] r4:82ac11e4 [ 1327.169905][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.169950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.169973][ T32] r4:eaeb5dc0 [ 1327.170026][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.170077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.170100][ T32] r4:00000000 [ 1327.170131][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.170185][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.170217][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.170288][ T32] r5:00001000 r4:eadb5000 [ 1327.170312][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.170355][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.170419][ T32] r5:8524af8c r4:8524ac00 [ 1327.170444][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.170496][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1327.170525][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.170574][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.170618][ T32] r4:84b79e80 [ 1327.170642][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.170691][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1327.170715][ T32] r4:00000001 [ 1327.170736][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.170810][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1327.170840][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.170870][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.170898][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1327.171081][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1327.171354][ T32] r10:829187f4 r9:eaf45d84 r8:00000002 r7:60000113 r6:eaf45d8c r5:8486c800 [ 1327.171378][ T32] r4:8486c800 [ 1327.171398][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1327.171441][ T32] r5:8486c800 r4:829187f0 [ 1327.171461][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.171507][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.171558][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf45e08 [ 1327.171581][ T32] r4:00000000 [ 1327.171602][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1327.171652][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.171699][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.171744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e7d80 [ 1327.171789][ T32] r4:00000000 [ 1327.171824][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.171875][ T32] r9:83018005 r8:8486c800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1327.171898][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.171942][ T32] r5:00001000 r4:e0605000 [ 1327.171972][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.172015][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.172069][ T32] r5:852acf8c r4:852acc00 [ 1327.172092][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.172140][ T32] r7:dddced40 r6:83018000 r5:852acf8c r4:85124500 [ 1327.172162][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.172212][ T32] r10:61c88647 r9:8486c800 r8:8512452c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.172235][ T32] r4:85124500 [ 1327.172285][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.172348][ T32] r10:00000000 r9:85124500 r8:8027ed34 r7:eb079e60 r6:85124580 r5:8486c800 [ 1327.172374][ T32] r4:00000001 [ 1327.172394][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.172430][ T32] Exception stack(0xeaf45fb0 to 0xeaf45ff8) [ 1327.172458][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.172487][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.172521][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.172598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.172626][ T32] r4:851e7d40 [ 1327.173377][ T32] INFO: task kworker/0:469:4618 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.173414][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.173536][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.173585][ T32] Call trace: [ 1327.173638][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.173691][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.173714][ T32] r4:00000000 [ 1327.173755][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.173807][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.173849][ T32] 5d20: cc36c000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.173883][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.173910][ T32] 5d60: 800f0013 ffffffff [ 1327.173979][ T32] r5:800f0013 r4:80239bd0 [ 1327.186154][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.186235][ T32] r4:82ac11e4 [ 1327.186274][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.186327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.186377][ T32] r4:eaeb5dc0 [ 1327.186402][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.186473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.186521][ T32] r4:00000000 [ 1327.186555][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.186609][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.186632][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.186679][ T32] r5:00001000 r4:eadb5000 [ 1327.186700][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.186740][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.186784][ T32] r5:8524af8c r4:8524ac00 [ 1327.186804][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.186862][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1327.186886][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.186935][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.186959][ T32] r4:84b79e80 [ 1327.186989][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.187042][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1327.187087][ T32] r4:00000001 [ 1327.187121][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.187182][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1327.187237][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.187271][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.187299][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.187346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.187392][ T32] r4:84719340 [ 1327.187419][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.187449][ T32] INFO: task kworker/0:470:4621 blocked for more than 453 seconds. [ 1327.187492][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.187562][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.187625][ T32] task:kworker/0:470 state:D stack:0 pid:4621 tgid:4621 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.187708][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.187778][ T32] Call trace: [ 1327.187833][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1327.187888][ T32] r10:829187f4 r9:eb065d84 r8:00000002 r7:60000113 r6:eb065d8c r5:8486d400 [ 1327.187913][ T32] r4:8486d400 [ 1327.187933][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1327.187975][ T32] r5:8486d400 r4:829187f0 ** 1 printk messages dropped ** [ 1327.188061][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.188121][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb065e08 [ 1327.188167][ T32] r4:00000000 [ 1327.188191][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1327.188359][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.188633][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.188945][ T32] r10:00000000 r9:85124600 r8:8027ed34 r7:eaf45e60 r6:85124680 r5:8486d400 ** 6 printk messages dropped ** [ 1327.189194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1327.190338][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 ** 10 printk messages dropped ** [ 1327.190779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 ** 6 printk messages dropped ** [ 1327.191062][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1327.191409][ T32] r4:84b79e80 [ 1327.191429][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.191476][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1327.191499][ T32] r4:00000001 [ 1327.191559][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.191608][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1327.191644][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.191675][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.191704][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.191735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.191758][ T32] r4:84719340 [ 1327.191779][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.191812][ T32] INFO: task kworker/0:471:4622 blocked for more than 453 seconds. [ 1327.191844][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.191868][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.191902][ T32] task:kworker/0:471 state:D stack:0 pid:4622 tgid:4622 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.191972][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.192024][ T32] Call trace: [ 1327.192058][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1327.192106][ T32] r10:829187f4 r9:eb071d84 r8:00000002 r7:60000113 r6:eb071d8c r5:8486e000 [ 1327.192129][ T32] r4:8486e000 [ 1327.192149][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1327.192213][ T32] r5:8486e000 r4:829187f0 [ 1327.192237][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.192301][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.192377][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb071e08 [ 1327.192403][ T32] r4:00000000 [ 1327.192424][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1327.192463][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.192499][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.192567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847c6000 [ 1327.192592][ T32] r4:00000000 [ 1327.192612][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.192659][ T32] r9:83018005 r8:8486e000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1327.192704][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.192752][ T32] r5:00001000 r4:e4975000 [ 1327.192774][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.192814][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.192867][ T32] r5:852ad78c r4:852ad400 [ 1327.192911][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.192962][ T32] r7:dddced40 r6:83018000 r5:852ad78c r4:85124700 [ 1327.192983][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.193062][ T32] r10:61c88647 r9:8486e000 r8:8512472c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.193089][ T32] r4:85124700 ** 2 printk messages dropped ** [ 1327.193180][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.193358][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1327.216774][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1327.217142][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1327.217389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 ** 9 printk messages dropped ** [ 1327.217807][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 ** 7 printk messages dropped ** [ 1327.218131][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) ** 7 printk messages dropped ** [ 1327.218559][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1327.218923][ T32] r4:8486b000 ** 3 printk messages dropped ** [ 1327.219124][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1327.219286][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1327.219615][ T32] r5:00001000 r4:e07c5000 ** 5 printk messages dropped ** [ 1327.219876][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1327.220205][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.221331][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 ** 11 printk messages dropped ** [ 1327.221812][ T32] r4:eaeb5dc0 ** 3 printk messages dropped ** [ 1327.221946][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1327.222301][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1327.222696][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.223006][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.223285][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1327.223468][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1327.223744][ T32] r9:83018205 r8:84868000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1327.223811][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.223859][ T32] r5:00001000 r4:e0661000 [ 1327.223900][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.224015][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.246798][ T32] r5:8530478c r4:85304400 [ 1327.246838][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.246910][ T32] r7:ddde2d40 r6:83018200 r5:8530478c r4:85117300 [ 1327.246932][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.246983][ T32] r10:61c88647 r9:84868000 r8:8511732c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.247007][ T32] r4:85117300 [ 1327.247067][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.247143][ T32] r10:00000000 r9:85117300 r8:8027ed34 r7:eb0b1e60 r6:85124880 r5:84868000 [ 1327.247192][ T32] r4:00000001 [ 1327.247216][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.247255][ T32] Exception stack(0xeb0b9fb0 to 0xeb0b9ff8) [ 1327.247288][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.247358][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.247390][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.247423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.247466][ T32] r4:8525e500 [ 1327.248207][ T32] INFO: task kworker/1:281:4626 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.248261][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.248370][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.248468][ T32] Call trace: [ 1327.248514][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.248589][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.248644][ T32] r4:00000000 [ 1327.248679][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.248723][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.248756][ T32] 5d20: cd4b1000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.248818][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.248857][ T32] 5d60: 800f0013 ffffffff [ 1327.248886][ T32] r5:800f0013 r4:80239bd0 [ 1327.248922][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.248993][ T32] r4:82ac11e4 [ 1327.249023][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.249074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.249099][ T32] r4:eaeb5dc0 [ 1327.249134][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.249196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.249245][ T32] r4:00000000 [ 1327.249289][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.249364][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.249401][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.249449][ T32] r5:00001000 r4:eadb5000 [ 1327.249491][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.249544][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.249609][ T32] r5:8524af8c r4:8524ac00 [ 1327.249654][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.249706][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1327.249748][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.249802][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.249826][ T32] r4:84b79e80 [ 1327.249847][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.249895][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1327.249949][ T32] r4:00000001 [ 1327.249982][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.250041][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1327.250071][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.250110][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.250158][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.250193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.250216][ T32] r4:84719340 [ 1327.250258][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.250290][ T32] INFO: task kworker/1:282:4627 blocked for more than 453 seconds. [ 1327.250324][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.250350][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.250391][ T32] task:kworker/1:282 state:D stack:0 pid:4627 tgid:4627 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.250441][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.250534][ T32] Call trace: [ 1327.250569][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1327.250618][ T32] r10:829187f4 r9:eb0a9d84 r8:00000002 r7:60000113 r6:eb0a9d8c r5:85326c00 [ 1327.250642][ T32] r4:85326c00 [ 1327.250683][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1327.250795][ T32] r5:85326c00 r4:829187f0 [ 1327.250820][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.250905][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.250957][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a9e08 ** 2 printk messages dropped ** [ 1327.251065][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1327.251491][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1327.251902][ T32] Exception stack(0xeb0a9fb0 to 0xeb0a9ff8) ** 6 printk messages dropped ** [ 1327.252462][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1327.253022][ T32] r4:82ac11e4 [ 1327.253042][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.253087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.253121][ T32] r4:eaeb5dc0 [ 1327.253145][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.253191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.253214][ T32] r4:00000000 [ 1327.253256][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.253316][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.253342][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.253386][ T32] r5:00001000 r4:eadb5000 [ 1327.253407][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.253446][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.253490][ T32] r5:8524af8c r4:8524ac00 [ 1327.253516][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.253580][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1327.253624][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.253678][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.253703][ T32] r4:84b79e80 [ 1327.253723][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.253781][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1327.253827][ T32] r4:00000001 [ 1327.253859][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.253954][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1327.268614][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.268709][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.268765][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.268821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.268850][ T32] r4:84719340 [ 1327.268874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.268914][ T32] INFO: task kworker/0:472:4630 blocked for more than 453 seconds. [ 1327.268949][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.268976][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.268999][ T32] task:kworker/0:472 state:D stack:0 pid:4630 tgid:4630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.269067][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.269162][ T32] Call trace: [ 1327.269199][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1327.269264][ T32] r10:829187f4 r9:eb0c1d84 r8:00000002 r7:60000013 r6:eb0c1d8c r5:85328000 [ 1327.269324][ T32] r4:85328000 [ 1327.269368][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1327.269416][ T32] r5:85328000 r4:829187f0 [ 1327.269458][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.269538][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.269597][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c1e08 [ 1327.269623][ T32] r4:00000000 [ 1327.269644][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1327.269685][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.269727][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.269785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847c6b80 [ 1327.269812][ T32] r4:00000000 [ 1327.269833][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.269883][ T32] r9:83018005 r8:85328000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1327.269906][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.269950][ T32] r5:00001000 r4:eadad000 [ 1327.269971][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.270013][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.270057][ T32] r5:852afb8c r4:852af800 [ 1327.270078][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.270127][ T32] r7:dddced40 r6:83018000 r5:852afb8c r4:85124900 [ 1327.270150][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.270198][ T32] r10:61c88647 r9:85328000 r8:8512492c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.270221][ T32] r4:85124900 [ 1327.270251][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.270324][ T32] r10:00000000 r9:85124900 r8:8027ed34 r7:eb065e60 r6:85117480 r5:85328000 [ 1327.270351][ T32] r4:00000001 [ 1327.270392][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.270434][ T32] Exception stack(0xeb0c1fb0 to 0xeb0c1ff8) ** 1 printk messages dropped ** [ 1327.270492][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.271527][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 ** 10 printk messages dropped ** [ 1327.271878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 ** 13 printk messages dropped ** [ 1327.272380][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1327.272914][ T32] INFO: task kworker/0:473:4632 blocked for more than 453 seconds. ** 9 printk messages dropped ** [ 1327.273404][ T32] r5:85329800 r4:829187f0 ** 1 printk messages dropped ** [ 1327.273511][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1327.273667][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1327.273902][ T32] r5:00001000 r4:eab37000 ** 6 printk messages dropped ** [ 1327.288357][ T32] r10:61c88647 r9:85329800 r8:851249ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.288393][ T32] r4:85124980 [ 1327.288438][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.288504][ T32] r10:00000000 r9:85124980 r8:8027ed34 r7:eb0c1e60 r6:85117500 r5:85329800 [ 1327.288533][ T32] r4:00000001 [ 1327.288573][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.288613][ T32] Exception stack(0xeb0c9fb0 to 0xeb0c9ff8) [ 1327.288644][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.288675][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.288703][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.288735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.288758][ T32] r4:847c6240 [ 1327.289455][ T32] INFO: task kworker/0:473:4632 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.289491][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.289564][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.289624][ T32] Call trace: [ 1327.289657][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.289710][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.289766][ T32] r4:00000000 [ 1327.289813][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.289857][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.289888][ T32] 5d20: cda4d000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.289919][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.289945][ T32] 5d60: 800f0013 ffffffff [ 1327.289992][ T32] r5:800f0013 r4:80239bd0 [ 1327.290026][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.290083][ T32] r4:82ac11e4 [ 1327.290128][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.290177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.290223][ T32] r4:eaeb5dc0 [ 1327.290257][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.290306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.290329][ T32] r4:00000000 [ 1327.290350][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.290398][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.290419][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.290485][ T32] r5:00001000 r4:eadb5000 [ 1327.290525][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.290586][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.290635][ T32] r5:8524af8c r4:8524ac00 [ 1327.290656][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.290705][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1327.290726][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.290775][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.290832][ T32] r4:84b79e80 [ 1327.290856][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.290905][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1327.290928][ T32] r4:00000001 [ 1327.290949][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.290985][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1327.291012][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1327.291314][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1327.291790][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.291839][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0cde08 [ 1327.291873][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1327.291942][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1327.292313][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1327.292774][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1327.292917][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.292945][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.292977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.293029][ T32] r4:847c6240 [ 1327.293334][ T32] INFO: task kworker/0:474:4633 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.293376][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.293435][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.293530][ T32] Call trace: [ 1327.293585][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.293640][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.293665][ T32] r4:00000000 [ 1327.293685][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.293725][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.293755][ T32] 5d20: cda4d000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.293799][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.293850][ T32] 5d60: 800f0013 ffffffff [ 1327.293877][ T32] r5:800f0013 r4:80239bd0 [ 1327.293899][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.308379][ T32] r4:82ac11e4 [ 1327.308425][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.308495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.308528][ T32] r4:eaeb5dc0 [ 1327.308591][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.308666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.308714][ T32] r4:00000000 [ 1327.308739][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.308812][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.308838][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.308887][ T32] r5:00001000 r4:eadb5000 [ 1327.308909][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.308971][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.309021][ T32] r5:8524af8c r4:8524ac00 [ 1327.309051][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.309109][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 ** 4 printk messages dropped ** [ 1327.309300][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 ** 7 printk messages dropped ** [ 1327.309614][ T32] r4:84719340 [ 1327.309643][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.309674][ T32] INFO: task kworker/0:475:4635 blocked for more than 453 seconds. [ 1327.309709][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.309734][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.309767][ T32] task:kworker/0:475 state:D stack:0 pid:4635 tgid:4635 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.309852][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.309899][ T32] Call trace: [ 1327.309931][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1327.309993][ T32] r10:829187f4 r9:eb0d5d84 r8:00000002 r7:60000113 r6:eb0d5d8c r5:85328c00 [ 1327.310020][ T32] r4:85328c00 [ 1327.310042][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1327.310093][ T32] r5:85328c00 r4:829187f0 [ 1327.310138][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.310192][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.310244][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d5e08 [ 1327.310276][ T32] r4:00000000 [ 1327.310321][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1327.310366][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.310428][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.310478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847c6580 [ 1327.310509][ T32] r4:00000000 [ 1327.310531][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.310611][ T32] r9:83018005 r8:85328c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.310637][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.310682][ T32] r5:00001000 r4:ead01000 [ 1327.310702][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.310741][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.311038][ T32] r10:00000000 r9:85124a80 r8:8027ed34 r7:eb0c1e60 r6:85117600 r5:85328c00 ** 10 printk messages dropped ** [ 1327.312226][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.312532][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.312576][ T32] 5d60: 800f0013 ffffffff [ 1327.312601][ T32] r5:800f0013 r4:80239bd0 [ 1327.312621][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.312664][ T32] r4:82ac11e4 [ 1327.312684][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.312740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.312767][ T32] r4:eaeb5dc0 [ 1327.312797][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.312845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.312902][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.313163][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 19 printk messages dropped ** [ 1327.313962][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1327.331302][ T32] r5:8532b000 r4:829187f0 ** 1 printk messages dropped ** [ 1327.331397][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.331447][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0dde08 [ 1327.331470][ T32] r4:00000000 [ 1327.331523][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1327.331568][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.331625][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1327.331698][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.331883][ T32] r5:00001000 r4:ead19000 ** 1 printk messages dropped ** [ 1327.331950][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.332134][ T32] r10:61c88647 r9:8532b000 r8:85124b2c r7:82804d40 r6:dddced40 r5:dddced60 ** 4 printk messages dropped ** [ 1327.332344][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1327.332483][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.332559][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.332598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.332621][ T32] r4:847c6600 [ 1327.333360][ T32] INFO: task kworker/0:476:4637 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.333395][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.333452][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.333519][ T32] Call trace: [ 1327.333572][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.333637][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.333664][ T32] r4:00000000 [ 1327.333707][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.333750][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.333782][ T32] 5d20: ce0dd000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.333834][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.333871][ T32] 5d60: 800f0013 ffffffff [ 1327.333900][ T32] r5:800f0013 r4:80239bd0 [ 1327.333979][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.344362][ T32] r4:82ac11e4 [ 1327.344403][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.344508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.344564][ T32] r4:eaeb5dc0 [ 1327.344590][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.344662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.344699][ T32] r4:00000000 [ 1327.344723][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.344774][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.344797][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.344868][ T32] r5:00001000 r4:eadb5000 [ 1327.344893][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.344935][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.345007][ T32] r5:8524af8c r4:8524ac00 [ 1327.345048][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.345103][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1327.345126][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.345192][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.345218][ T32] r4:84b79e80 [ 1327.345240][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.345300][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1327.345325][ T32] r4:00000001 [ 1327.345346][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.345405][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1327.345464][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.345536][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.345612][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.345701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.345744][ T32] r4:84719340 [ 1327.345795][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.345830][ T32] INFO: task kworker/0:477:4640 blocked for more than 453 seconds. [ 1327.345866][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.345914][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.345940][ T32] task:kworker/0:477 state:D stack:0 pid:4640 tgid:4640 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.346017][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.346067][ T32] Call trace: [ 1327.346100][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1327.346154][ T32] r10:829187f4 r9:eb0e9d84 r8:00000002 r7:60000113 r6:eb0e9d8c r5:8532bc00 [ 1327.346211][ T32] r4:8532bc00 [ 1327.346235][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1327.346293][ T32] r5:8532bc00 r4:829187f0 [ 1327.346317][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.346359][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.346407][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e9e08 [ 1327.346431][ T32] r4:00000000 [ 1327.346451][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1327.346489][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.346538][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.346597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847c67c0 [ 1327.346623][ T32] r4:00000000 [ 1327.346644][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.346692][ T32] r9:83018005 r8:8532bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1327.346716][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.346760][ T32] r5:00001000 r4:ead31000 [ 1327.346780][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.346820][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.346896][ T32] r5:852aef8c r4:852aec00 [ 1327.346920][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.346968][ T32] r7:dddced40 r6:83018000 r5:852aef8c r4:85124b80 [ 1327.346990][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.347061][ T32] r10:61c88647 r9:8532bc00 r8:85124bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.347090][ T32] r4:85124b80 [ 1327.347110][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.347181][ T32] r10:00000000 r9:85124b80 r8:8027ed34 r7:eb0c1e60 r6:85117700 r5:8532bc00 [ 1327.347207][ T32] r4:00000001 [ 1327.347227][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.347284][ T32] Exception stack(0xeb0e9fb0 to 0xeb0e9ff8) [ 1327.347321][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.347359][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.347387][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.347418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.347441][ T32] r4:847c6540 [ 1327.348172][ T32] INFO: task kworker/0:477:4640 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.348207][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.348265][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.348308][ T32] Call trace: [ 1327.348396][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.348484][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.348519][ T32] r4:00000000 [ 1327.348560][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.348604][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.348636][ T32] 5d20: ce34b000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.348667][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.348694][ T32] 5d60: 800f0013 ffffffff [ 1327.348718][ T32] r5:800f0013 r4:80239bd0 [ 1327.348738][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.348803][ T32] r4:82ac11e4 [ 1327.348828][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.348875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.348898][ T32] r4:eaeb5dc0 [ 1327.348929][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.348978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.349022][ T32] r4:00000000 [ 1327.349067][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.349121][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.349145][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.349189][ T32] r5:00001000 r4:eadb5000 [ 1327.349210][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.349249][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.349292][ T32] r5:8524af8c r4:8524ac00 [ 1327.349334][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.349416][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1327.349460][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.349543][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.349607][ T32] r4:84b79e80 [ 1327.349633][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.349686][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1327.349709][ T32] r4:00000001 [ 1327.349730][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.349766][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1327.349826][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.349860][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.349912][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.349946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.349991][ T32] r4:84719340 [ 1327.350016][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.350041][ T32] INFO: task kworker/0:478:4641 blocked for more than 453 seconds. [ 1327.350073][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.350098][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.350130][ T32] task:kworker/0:478 state:D stack:0 pid:4641 tgid:4641 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.350181][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.350232][ T32] Call trace: [ 1327.350265][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1327.350314][ T32] r10:829187f4 r9:eb0edd84 r8:00000002 r7:60000013 r6:eb0edd8c r5:8532c800 [ 1327.350338][ T32] r4:8532c800 [ 1327.350358][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1327.350422][ T32] r5:8532c800 r4:829187f0 [ 1327.350455][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.350498][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.350553][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0ede08 [ 1327.350599][ T32] r4:00000000 [ 1327.350623][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1327.350673][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.350714][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.350770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847c6940 [ 1327.350797][ T32] r4:00000000 [ 1327.350837][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.350910][ T32] r9:83018005 r8:8532c800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1327.350935][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.350981][ T32] r5:00001000 r4:ead4b000 [ 1327.351001][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.351063][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.351112][ T32] r5:852af38c r4:852af000 [ 1327.351132][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.351178][ T32] r7:dddced40 r6:83018000 r5:852af38c r4:85124c00 [ 1327.351199][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.351263][ T32] r10:61c88647 r9:8532c800 r8:85124c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.351310][ T32] r4:85124c00 [ 1327.351353][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.351413][ T32] r10:00000000 r9:85124c00 r8:8027ed34 r7:eb0c1e60 r6:85117780 r5:8532c800 [ 1327.351439][ T32] r4:00000001 [ 1327.351461][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.351522][ T32] Exception stack(0xeb0edfb0 to 0xeb0edff8) [ 1327.351564][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.351597][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.351626][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.351666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.351692][ T32] r4:847c6740 [ 1327.352020][ T32] INFO: task kworker/0:478:4641 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.352055][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.352122][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.352191][ T32] Call trace: [ 1327.352222][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.352273][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.352298][ T32] r4:00000000 [ 1327.352319][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.352380][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.352416][ T32] 5d20: ce34b000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.352448][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.352474][ T32] 5d60: 800f0013 ffffffff [ 1327.352524][ T32] r5:800f0013 r4:80239bd0 [ 1327.352564][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.352609][ T32] r4:82ac11e4 [ 1327.352630][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.352695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.352741][ T32] r4:eaeb5dc0 [ 1327.352766][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.352822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.352856][ T32] r4:00000000 [ 1327.352880][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.352929][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.352951][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.352996][ T32] r5:00001000 r4:eadb5000 [ 1327.353040][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.353084][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.353151][ T32] r5:8524af8c r4:8524ac00 [ 1327.353195][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.353248][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1327.353271][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.353339][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.353387][ T32] r4:84b79e80 [ 1327.353410][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.353459][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1327.353505][ T32] r4:00000001 [ 1327.353531][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.353569][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1327.353616][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.353651][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.353700][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.353756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.353803][ T32] r4:84719340 [ 1327.353828][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.353854][ T32] INFO: task kworker/0:479:4643 blocked for more than 453 seconds. [ 1327.353883][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.353976][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.373796][ T32] task:kworker/0:479 state:D stack:0 pid:4643 tgid:4643 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.373880][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.374693][ T32] Call trace: [ 1327.374769][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1327.374841][ T32] r10:829187f4 r9:eb0f5d84 r8:00000002 r7:60000113 r6:eb0f5d8c r5:8532ec00 [ 1327.374868][ T32] r4:8532ec00 [ 1327.374912][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1327.374962][ T32] r5:8532ec00 r4:829187f0 [ 1327.374984][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.375026][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.375075][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f5e08 [ 1327.375119][ T32] r4:00000000 [ 1327.375144][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1327.375207][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.375283][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.375333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847c6a00 [ 1327.375369][ T32] r4:00000000 [ 1327.375393][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.375475][ T32] r9:83018005 r8:8532ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1327.375507][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.375558][ T32] r5:00001000 r4:ead99000 [ 1327.375579][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.375621][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.375665][ T32] r5:852af78c r4:852af400 [ 1327.375686][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.375757][ T32] r7:dddced40 r6:83018000 r5:852af78c r4:85124c80 [ 1327.375783][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.375854][ T32] r10:61c88647 r9:8532ec00 r8:85124cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.375881][ T32] r4:85124c80 [ 1327.375903][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.375951][ T32] r10:00000000 r9:85124c80 r8:8027ed34 r7:eb0c1e60 r6:85117800 r5:8532ec00 [ 1327.375975][ T32] r4:00000001 [ 1327.376015][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.376076][ T32] Exception stack(0xeb0f5fb0 to 0xeb0f5ff8) [ 1327.376111][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.376142][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.376191][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.376228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.376252][ T32] r4:847c69c0 [ 1327.376991][ T32] INFO: task kworker/0:479:4643 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.377049][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.377125][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.377206][ T32] Call trace: [ 1327.377262][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.377315][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.377339][ T32] r4:00000000 [ 1327.377359][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.377398][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.377429][ T32] 5d20: ce780000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.377459][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.377484][ T32] 5d60: 800f0013 ffffffff [ 1327.377541][ T32] r5:800f0013 r4:80239bd0 [ 1327.377575][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.377623][ T32] r4:82ac11e4 [ 1327.377644][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.377690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.377713][ T32] r4:eaeb5dc0 [ 1327.377742][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.377791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.377823][ T32] r4:00000000 [ 1327.377846][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.377895][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.377938][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.377996][ T32] r5:00001000 r4:eadb5000 [ 1327.378041][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.378086][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.378133][ T32] r5:8524af8c r4:8524ac00 [ 1327.378174][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.378228][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1327.378250][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.378299][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.378322][ T32] r4:84b79e80 [ 1327.378341][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.378388][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1327.378431][ T32] r4:00000001 [ 1327.378464][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.378518][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1327.378557][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.378591][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.378620][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.378651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.378675][ T32] r4:84719340 [ 1327.378698][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.378736][ T32] INFO: task kworker/0:480:4646 blocked for more than 453 seconds. [ 1327.378773][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.378799][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.378820][ T32] task:kworker/0:480 state:D stack:0 pid:4646 tgid:4646 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.378880][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.378937][ T32] Call trace: [ 1327.378996][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1327.379052][ T32] r10:829187f4 r9:eb101d84 r8:00000002 r7:60000113 r6:eb101d8c r5:85323c00 [ 1327.379091][ T32] r4:85323c00 [ 1327.379116][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1327.379170][ T32] r5:85323c00 r4:829187f0 [ 1327.379193][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.379255][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.379307][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb101e08 [ 1327.379352][ T32] r4:00000000 [ 1327.379376][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1327.379418][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.379456][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.379505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d6300 [ 1327.379530][ T32] r4:00000000 [ 1327.379550][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.379627][ T32] r9:83018005 r8:85323c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1327.379653][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.379698][ T32] r5:00001000 r4:eaf1b000 [ 1327.379747][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.379812][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.379860][ T32] r5:852b4f8c r4:852b4c00 [ 1327.379886][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.379938][ T32] r7:dddced40 r6:83018000 r5:852b4f8c r4:85124d00 [ 1327.379959][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.380019][ T32] r10:61c88647 r9:85323c00 r8:85124d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.380046][ T32] r4:85124d00 [ 1327.380066][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.380125][ T32] r10:00000000 r9:85124d00 r8:8027ed34 r7:eb0c1e60 r6:85117880 r5:85323c00 [ 1327.380167][ T32] r4:00000001 [ 1327.380199][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.380238][ T32] Exception stack(0xeb101fb0 to 0xeb101ff8) [ 1327.380266][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.380306][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.380337][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.380371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.380424][ T32] r4:847c6740 [ 1327.380790][ T32] INFO: task kworker/0:480:4646 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.380827][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.380885][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.380928][ T32] Call trace: [ 1327.380999][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.381062][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.381091][ T32] r4:00000000 [ 1327.381120][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.381171][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.381215][ T32] 5d20: ce780000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.381249][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.381275][ T32] 5d60: 800f0013 ffffffff [ 1327.381300][ T32] r5:800f0013 r4:80239bd0 [ 1327.381321][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.381364][ T32] r4:82ac11e4 [ 1327.381404][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.381453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.381477][ T32] r4:eaeb5dc0 [ 1327.381497][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.381551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.381590][ T32] r4:00000000 [ 1327.381615][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.381673][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.381709][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.381757][ T32] r5:00001000 r4:eadb5000 [ 1327.381778][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.381819][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.381863][ T32] r5:8524af8c r4:8524ac00 [ 1327.381883][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.381930][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1327.381961][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.382012][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.382048][ T32] r4:84b79e80 [ 1327.382071][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.382121][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1327.382144][ T32] r4:00000001 [ 1327.382165][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.382201][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1327.382228][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.382258][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.382286][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.382317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.382340][ T32] r4:84719340 [ 1327.382360][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.382385][ T32] INFO: task kworker/0:481:4647 blocked for more than 453 seconds. [ 1327.382414][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.382438][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.382458][ T32] task:kworker/0:481 state:D stack:0 pid:4647 tgid:4647 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.382526][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.382592][ T32] Call trace: [ 1327.382657][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1327.382709][ T32] r10:829187f4 r9:eb105d84 r8:00000002 r7:60000113 r6:eb105d8c r5:8532d400 [ 1327.382734][ T32] r4:8532d400 [ 1327.382755][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1327.382797][ T32] r5:8532d400 r4:829187f0 [ 1327.382817][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.382857][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.382905][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb105e08 [ 1327.382928][ T32] r4:00000000 [ 1327.382949][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1327.382988][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.383025][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.383068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847c6d00 [ 1327.383101][ T32] r4:00000000 [ 1327.383134][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.383184][ T32] r9:83018005 r8:8532d400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1327.383206][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.383251][ T32] r5:00001000 r4:eaebb000 [ 1327.383280][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.383333][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.383381][ T32] r5:852aff8c r4:852afc00 [ 1327.383401][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.383448][ T32] r7:dddced40 r6:83018000 r5:852aff8c r4:85124d80 [ 1327.383469][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.383522][ T32] r10:61c88647 r9:8532d400 r8:85124dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.383554][ T32] r4:85124d80 [ 1327.383586][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.383636][ T32] r10:00000000 r9:85124d80 r8:8027ed34 r7:eb101e60 r6:85117900 r5:8532d400 [ 1327.383669][ T32] r4:00000001 [ 1327.383702][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.383743][ T32] Exception stack(0xeb105fb0 to 0xeb105ff8) [ 1327.383776][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.383806][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.383854][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.383889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.383913][ T32] r4:847c6b00 [ 1327.415136][ T32] INFO: task kworker/0:481:4647 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.415266][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.415390][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.415530][ T32] Call trace: [ 1327.415645][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.415710][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.415737][ T32] r4:00000000 [ 1327.415758][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.415849][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.415890][ T32] 5d20: cedf0000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.415922][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.415948][ T32] 5d60: 800f0013 ffffffff [ 1327.416027][ T32] r5:800f0013 r4:80239bd0 [ 1327.416052][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.416099][ T32] r4:82ac11e4 [ 1327.416145][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.416196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.416222][ T32] r4:eaeb5dc0 [ 1327.416243][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.416288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.416312][ T32] r4:00000000 [ 1327.416333][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.416409][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.416462][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.416518][ T32] r5:00001000 r4:eadb5000 [ 1327.416605][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.416658][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.416706][ T32] r5:8524af8c r4:8524ac00 [ 1327.416728][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.416778][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1327.416801][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.416849][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.416873][ T32] r4:84b79e80 [ 1327.416893][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.416967][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1327.416995][ T32] r4:00000001 [ 1327.417018][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.417057][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1327.417084][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.417114][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.417179][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.417215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.417239][ T32] r4:84719340 [ 1327.417288][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.417324][ T32] INFO: task kworker/0:482:4649 blocked for more than 453 seconds. [ 1327.417360][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.417386][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.417408][ T32] task:kworker/0:482 state:D stack:0 pid:4649 tgid:4649 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.417481][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.417535][ T32] Call trace: [ 1327.417567][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1327.417673][ T32] r10:829187f4 r9:eb10dd84 r8:00000002 r7:60000013 r6:eb10dd8c r5:85324800 [ 1327.417703][ T32] r4:85324800 [ 1327.417735][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1327.417838][ T32] r5:85324800 r4:829187f0 [ 1327.417864][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.417907][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.417970][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb10de08 [ 1327.417999][ T32] r4:00000000 [ 1327.418020][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1327.418087][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.418154][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.418230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847c6e00 [ 1327.418276][ T32] r4:00000000 [ 1327.418301][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.418360][ T32] r9:83018005 r8:85324800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.418394][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.418466][ T32] r5:00001000 r4:eaec5000 [ 1327.418531][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.418602][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.418677][ T32] r5:852b438c r4:852b4000 [ 1327.418727][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.418780][ T32] r7:dddced40 r6:83018000 r5:852b438c r4:85124e00 [ 1327.418802][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.418869][ T32] r10:61c88647 r9:85324800 r8:85124e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.418897][ T32] r4:85124e00 [ 1327.418917][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.418965][ T32] r10:00000000 r9:85124e00 r8:8027ed34 r7:eb101e60 r6:85117980 r5:85324800 [ 1327.418990][ T32] r4:00000001 [ 1327.419038][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.419083][ T32] Exception stack(0xeb10dfb0 to 0xeb10dff8) [ 1327.419122][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.419156][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.419184][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.419226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.419252][ T32] r4:847c6c40 [ 1327.419603][ T32] INFO: task kworker/0:482:4649 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.419637][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.419832][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.419880][ T32] Call trace: [ 1327.419910][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.419962][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.419987][ T32] r4:00000000 [ 1327.420008][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.420063][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.420128][ T32] 5d20: cedf0000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.420174][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.420227][ T32] 5d60: 800f0013 ffffffff [ 1327.420258][ T32] r5:800f0013 r4:80239bd0 [ 1327.420306][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.420354][ T32] r4:82ac11e4 [ 1327.420375][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.420420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.420481][ T32] r4:eaeb5dc0 [ 1327.420512][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.420614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.420668][ T32] r4:00000000 [ 1327.420694][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.420755][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.420783][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.420829][ T32] r5:00001000 r4:eadb5000 [ 1327.420890][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.420935][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.420980][ T32] r5:8524af8c r4:8524ac00 [ 1327.421001][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.421075][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1327.421102][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.421151][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.421175][ T32] r4:84b79e80 [ 1327.421196][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.421272][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1327.421300][ T32] r4:00000001 [ 1327.421322][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.421358][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1327.421411][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.421446][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.421475][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.421527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.421554][ T32] r4:84719340 [ 1327.421587][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.421652][ T32] INFO: task kworker/0:483:4651 blocked for more than 453 seconds. [ 1327.421687][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.421763][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.421790][ T32] task:kworker/0:483 state:D stack:0 pid:4651 tgid:4651 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.421837][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.421894][ T32] Call trace: [ 1327.421926][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1327.422013][ T32] r10:829187f4 r9:eb0add84 r8:00000002 r7:60000113 r6:eb0add8c r5:84869800 [ 1327.422055][ T32] r4:84869800 [ 1327.422080][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1327.422123][ T32] r5:84869800 r4:829187f0 [ 1327.422154][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.422222][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.422277][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0ade08 [ 1327.422303][ T32] r4:00000000 [ 1327.422323][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1327.422388][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.422430][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.422475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525ef80 [ 1327.422506][ T32] r4:00000000 [ 1327.422538][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.422596][ T32] r9:83018005 r8:84869800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1327.422619][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.422663][ T32] r5:00001000 r4:eaedf000 [ 1327.422735][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.422807][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.422857][ T32] r5:852b478c r4:852b4400 [ 1327.422878][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.422924][ T32] r7:dddced40 r6:83018000 r5:852b478c r4:85124e80 [ 1327.422946][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.423022][ T32] r10:61c88647 r9:84869800 r8:85124eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.423049][ T32] r4:85124e80 [ 1327.423095][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.423146][ T32] r10:00000000 r9:85124e80 r8:8027ed34 r7:eb101e60 r6:85124f00 r5:84869800 [ 1327.423170][ T32] r4:00000001 [ 1327.423190][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.423225][ T32] Exception stack(0xeb0adfb0 to 0xeb0adff8) [ 1327.423306][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.423344][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.423374][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.423431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.423468][ T32] r4:847c6d80 [ 1327.423779][ T32] INFO: task kworker/0:483:4651 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.423813][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.423898][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.449168][ T32] Call trace: [ 1327.449300][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.449398][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.449431][ T32] r4:00000000 [ 1327.449484][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.449548][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.449614][ T32] 5d20: cf0f8000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.449651][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.449703][ T32] 5d60: 800f0013 ffffffff [ 1327.449733][ T32] r5:800f0013 r4:80239bd0 [ 1327.449757][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.449909][ T32] r4:82ac11e4 [ 1327.449962][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.450014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.450040][ T32] r4:eaeb5dc0 [ 1327.450061][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.450119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.450162][ T32] r4:00000000 [ 1327.450190][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.450248][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.450276][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.450340][ T32] r5:00001000 r4:eadb5000 [ 1327.450366][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.450410][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.450455][ T32] r5:8524af8c r4:8524ac00 [ 1327.450476][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.450532][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1327.450587][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.450642][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.450666][ T32] r4:84b79e80 [ 1327.450687][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.450736][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1327.450761][ T32] r4:00000001 [ 1327.450781][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.450924][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1327.450956][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.451012][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.451045][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.451077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.451102][ T32] r4:84719340 [ 1327.451137][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.451250][ T32] INFO: task kworker/0:484:4654 blocked for more than 453 seconds. [ 1327.451292][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.451414][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.451441][ T32] task:kworker/0:484 state:D stack:0 pid:4654 tgid:4654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.451530][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.451577][ T32] Call trace: [ 1327.451621][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1327.451683][ T32] r10:829187f4 r9:eb0b5d84 r8:00000002 r7:60000013 r6:eb0b5d8c r5:85330c00 [ 1327.451711][ T32] r4:85330c00 [ 1327.451761][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1327.451861][ T32] r5:85330c00 r4:829187f0 [ 1327.451933][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.451979][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.452041][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b5e08 [ 1327.452093][ T32] r4:00000000 [ 1327.452118][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1327.452160][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.452197][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.452242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d6040 [ 1327.452266][ T32] r4:00000000 [ 1327.452312][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.452367][ T32] r9:83018005 r8:85330c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1327.452391][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.452436][ T32] r5:00001000 r4:eaefd000 [ 1327.452482][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.452533][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.452609][ T32] r5:852b4b8c r4:852b4800 [ 1327.452629][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.452679][ T32] r7:dddced40 r6:83018000 r5:852b4b8c r4:85124f80 [ 1327.452701][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.452806][ T32] r10:61c88647 r9:85330c00 r8:85124fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.452859][ T32] r4:85124f80 [ 1327.452883][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.452934][ T32] r10:00000000 r9:85124f80 r8:8027ed34 r7:eb101e60 r6:85117a00 r5:85330c00 [ 1327.452958][ T32] r4:00000001 [ 1327.452980][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.453017][ T32] Exception stack(0xeb0b5fb0 to 0xeb0b5ff8) [ 1327.453044][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.453237][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.453270][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.453304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.453329][ T32] r4:847d6000 [ 1327.464989][ T32] INFO: task kworker/0:484:4654 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.465104][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.465188][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.465306][ T32] Call trace: [ 1327.465427][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.465585][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.465642][ T32] r4:00000000 [ 1327.465668][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.465712][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.465800][ T32] 5d20: cf288000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.465842][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.465870][ T32] 5d60: 800f0013 ffffffff [ 1327.465947][ T32] r5:800f0013 r4:80239bd0 [ 1327.465973][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.466022][ T32] r4:82ac11e4 [ 1327.466055][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.466162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.466190][ T32] r4:eaeb5dc0 [ 1327.466288][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.466349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.466377][ T32] r4:00000000 [ 1327.466399][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.466505][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.466554][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.466631][ T32] r5:00001000 r4:eadb5000 [ 1327.466657][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.466717][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.466793][ T32] r5:8524af8c r4:8524ac00 [ 1327.466819][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.466870][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1327.466903][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.466958][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.466983][ T32] r4:84b79e80 [ 1327.467004][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.467053][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1327.467077][ T32] r4:00000001 [ 1327.467127][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.467173][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1327.467235][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.467269][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.467354][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.467389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.467413][ T32] r4:84719340 [ 1327.467437][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.467497][ T32] INFO: task kworker/1:283:4655 blocked for more than 453 seconds. [ 1327.467541][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.467579][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.467604][ T32] task:kworker/1:283 state:D stack:0 pid:4655 tgid:4655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.467651][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.467723][ T32] Call trace: [ 1327.467756][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1327.467831][ T32] r10:829187f4 r9:eb115d84 r8:00000002 r7:60000113 r6:eb115d8c r5:85331800 [ 1327.467859][ T32] r4:85331800 [ 1327.467882][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1327.467934][ T32] r5:85331800 r4:829187f0 [ 1327.467956][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.467998][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.468046][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb115e08 [ 1327.468093][ T32] r4:00000000 [ 1327.468257][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1327.468331][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.468375][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.468420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85128340 [ 1327.468459][ T32] r4:00000000 [ 1327.468483][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.468563][ T32] r9:83018205 r8:85331800 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1327.468618][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.468667][ T32] r5:00001000 r4:eaf09000 [ 1327.468716][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.468763][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.468809][ T32] r5:844b878c r4:844b8400 [ 1327.468841][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.468910][ T32] r7:ddde2d40 r6:83018200 r5:844b878c r4:85117a80 [ 1327.468960][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.469014][ T32] r10:61c88647 r9:85331800 r8:85117aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.469039][ T32] r4:85117a80 [ 1327.469090][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.469141][ T32] r10:00000000 r9:85117a80 r8:8027ed34 r7:eb0b9e60 r6:85117b00 r5:85331800 [ 1327.469178][ T32] r4:00000001 [ 1327.469201][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.469249][ T32] Exception stack(0xeb115fb0 to 0xeb115ff8) [ 1327.469289][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.469348][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.469411][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.469449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.469499][ T32] r4:85128040 [ 1327.470169][ T32] INFO: task kworker/1:283:4655 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.470231][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.470296][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.470356][ T32] Call trace: [ 1327.470467][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.470538][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.470594][ T32] r4:00000000 [ 1327.470674][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.470748][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.470788][ T32] 5d20: cf288000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.470848][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.470877][ T32] 5d60: 800f0013 ffffffff [ 1327.470980][ T32] r5:800f0013 r4:80239bd0 [ 1327.471006][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.471052][ T32] r4:82ac11e4 [ 1327.471074][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.471120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.471169][ T32] r4:eaeb5dc0 [ 1327.471278][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.471329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.471406][ T32] r4:00000000 [ 1327.471432][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.471543][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.471626][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.471680][ T32] r5:00001000 r4:eadb5000 [ 1327.471703][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.471771][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.471819][ T32] r5:8524af8c r4:8524ac00 [ 1327.471841][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.471891][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1327.471913][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.471972][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.472024][ T32] r4:84b79e80 [ 1327.472130][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.472191][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1327.472216][ T32] r4:00000001 [ 1327.472237][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.472274][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1327.472301][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.472359][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.472393][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.472425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.472448][ T32] r4:84719340 [ 1327.472469][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.472500][ T32] INFO: task kworker/0:485:4657 blocked for more than 453 seconds. [ 1327.472564][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.472600][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.472623][ T32] task:kworker/0:485 state:D stack:0 pid:4657 tgid:4657 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.472671][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.472715][ T32] Call trace: [ 1327.472767][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1327.472841][ T32] r10:829187f4 r9:eb119d84 r8:00000002 r7:60000013 r6:eb119d8c r5:85332400 [ 1327.472869][ T32] r4:85332400 [ 1327.472939][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1327.472987][ T32] r5:85332400 r4:829187f0 [ 1327.473008][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.473091][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.473144][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb119e08 [ 1327.473168][ T32] r4:00000000 [ 1327.473215][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1327.473259][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.473349][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.473399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d6400 [ 1327.473422][ T32] r4:00000000 [ 1327.473442][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.473585][ T32] r9:83018005 r8:85332400 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1327.473686][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.473735][ T32] r5:00001000 r4:eaf27000 [ 1327.473759][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.473802][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.473870][ T32] r5:852b538c r4:852b5000 [ 1327.473895][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.474015][ T32] r7:dddced40 r6:83018000 r5:852b538c r4:847cf000 [ 1327.499334][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.499454][ T32] r10:61c88647 r9:85332400 r8:847cf02c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.499483][ T32] r4:847cf000 [ 1327.499526][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.499612][ T32] r10:00000000 r9:847cf000 r8:8027ed34 r7:eb101e60 r6:85117b80 r5:85332400 [ 1327.499668][ T32] r4:00000001 [ 1327.499693][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.499755][ T32] Exception stack(0xeb119fb0 to 0xeb119ff8) [ 1327.499793][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.499841][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.499881][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.499915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.499939][ T32] r4:847d6140 [ 1327.500742][ T32] INFO: task kworker/0:485:4657 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.500785][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.500891][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.500943][ T32] Call trace: [ 1327.500986][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.501045][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.501094][ T32] r4:00000000 [ 1327.501119][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.501162][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.501194][ T32] 5d20: cf578000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.501243][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.501285][ T32] 5d60: 800f0013 ffffffff [ 1327.501314][ T32] r5:800f0013 r4:80239bd0 [ 1327.501336][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.501381][ T32] r4:82ac11e4 [ 1327.501428][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.501499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.501529][ T32] r4:eaeb5dc0 [ 1327.501550][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.501598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.501637][ T32] r4:00000000 [ 1327.501671][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.501726][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.501763][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.501841][ T32] r5:00001000 r4:eadb5000 [ 1327.501867][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.501911][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.501957][ T32] r5:8524af8c r4:8524ac00 [ 1327.501980][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.502056][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1327.502081][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.502132][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.502181][ T32] r4:84b79e80 [ 1327.502205][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.502265][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1327.502314][ T32] r4:00000001 [ 1327.502366][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.502433][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1327.502476][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.502516][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.502548][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.502580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.502605][ T32] r4:84719340 [ 1327.502654][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.502754][ T32] INFO: task kworker/1:284:4659 blocked for more than 454 seconds. [ 1327.502793][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.502822][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.502856][ T32] task:kworker/1:284 state:D stack:0 pid:4659 tgid:4659 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.502928][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.502983][ T32] Call trace: [ 1327.503043][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1327.503098][ T32] r10:829187f4 r9:eb111d84 r8:00000002 r7:60000113 r6:eb111d8c r5:85333000 [ 1327.503144][ T32] r4:85333000 [ 1327.503169][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1327.503213][ T32] r5:85333000 r4:829187f0 [ 1327.503260][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.503306][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.503356][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb111e08 [ 1327.503381][ T32] r4:00000000 [ 1327.503401][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1327.503440][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.503477][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.503527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e1e00 [ 1327.503552][ T32] r4:00000000 [ 1327.503641][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.503694][ T32] r9:83018205 r8:85333000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.503729][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.503778][ T32] r5:00001000 r4:eb089000 [ 1327.503851][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.503985][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.521927][ T32] r5:844b938c r4:844b9000 [ 1327.521983][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.522063][ T32] r7:ddde2d40 r6:83018200 r5:844b938c r4:85117c00 [ 1327.522088][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.522141][ T32] r10:61c88647 r9:85333000 r8:85117c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.522166][ T32] r4:85117c00 [ 1327.522187][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.522237][ T32] r10:00000000 r9:85117c00 r8:8027ed34 r7:eb0b9e60 r6:85117c80 r5:85333000 [ 1327.522261][ T32] r4:00000001 [ 1327.522282][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.522332][ T32] Exception stack(0xeb111fb0 to 0xeb111ff8) [ 1327.522369][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.522403][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.522432][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.522505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.522588][ T32] r4:85128300 [ 1327.523358][ T32] INFO: task kworker/1:284:4659 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.523399][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.523556][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.523637][ T32] Call trace: [ 1327.523681][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.523751][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.523788][ T32] r4:00000000 [ 1327.523810][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.523850][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.523957][ T32] 5d20: cf870000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.529700][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.529760][ T32] 5d60: 800f0013 ffffffff [ 1327.529821][ T32] r5:800f0013 r4:80239bd0 [ 1327.529850][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.529914][ T32] r4:82ac11e4 [ 1327.529937][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.529986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.530011][ T32] r4:eaeb5dc0 [ 1327.530076][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.530197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.530225][ T32] r4:00000000 [ 1327.530248][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.530300][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.530324][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.530386][ T32] r5:00001000 r4:eadb5000 [ 1327.530419][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.530489][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.530587][ T32] r5:8524af8c r4:8524ac00 [ 1327.530714][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.530826][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1327.530883][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.531026][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.531055][ T32] r4:84b79e80 [ 1327.531143][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.531258][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1327.531285][ T32] r4:00000001 [ 1327.531309][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.531438][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1327.531479][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.531734][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.531769][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.531803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.531852][ T32] r4:84719340 [ 1327.531881][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.531980][ T32] INFO: task kworker/0:486:4663 blocked for more than 454 seconds. [ 1327.532099][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.532215][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.532268][ T32] task:kworker/0:486 state:D stack:0 pid:4663 tgid:4663 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.532384][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.532432][ T32] Call trace: [ 1327.532465][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1327.532524][ T32] r10:829187f4 r9:eb11dd84 r8:00000002 r7:60000113 r6:eb11dd8c r5:8526ec00 [ 1327.532567][ T32] r4:8526ec00 [ 1327.532675][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1327.532723][ T32] r5:8526ec00 r4:829187f0 [ 1327.532790][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.532866][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.532995][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb11de08 [ 1327.533129][ T32] r4:00000000 [ 1327.533162][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1327.533204][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.533243][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.533345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d6500 [ 1327.533374][ T32] r4:00000000 [ 1327.533394][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.533552][ T32] r9:83018005 r8:8526ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1327.533598][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.533647][ T32] r5:00001000 r4:eaf39000 [ 1327.533696][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.533741][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.533788][ T32] r5:852b578c r4:852b5400 [ 1327.533858][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.534031][ T32] r7:dddced40 r6:83018000 r5:852b578c r4:847cf080 [ 1327.549347][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.549446][ T32] r10:61c88647 r9:8526ec00 r8:847cf0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.549474][ T32] r4:847cf080 [ 1327.549558][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.549614][ T32] r10:00000000 r9:847cf080 r8:8027ed34 r7:eb119e60 r6:847cf100 r5:8526ec00 [ 1327.549639][ T32] r4:00000001 [ 1327.549660][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.549710][ T32] Exception stack(0xeb11dfb0 to 0xeb11dff8) [ 1327.549747][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.549779][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.549810][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.549843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.549866][ T32] r4:847d6380 [ 1327.550623][ T32] INFO: task kworker/0:486:4663 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.550662][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.550781][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.550859][ T32] Call trace: [ 1327.550978][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.551037][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.551063][ T32] r4:00000000 [ 1327.551086][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.551127][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.551185][ T32] 5d20: cfb87000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.551220][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.551247][ T32] 5d60: 800f0013 ffffffff [ 1327.551333][ T32] r5:800f0013 r4:80239bd0 [ 1327.551365][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.551412][ T32] r4:82ac11e4 [ 1327.551460][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.551519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.551545][ T32] r4:eaeb5dc0 [ 1327.551567][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.551664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.551772][ T32] r4:00000000 [ 1327.551797][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.551901][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.551928][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.551977][ T32] r5:00001000 r4:eadb5000 [ 1327.552014][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.552059][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.552105][ T32] r5:8524af8c r4:8524ac00 [ 1327.552126][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.552199][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1327.552225][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.552316][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.552344][ T32] r4:84b79e80 [ 1327.552365][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.552414][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1327.552496][ T32] r4:00000001 [ 1327.552523][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.552613][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1327.552728][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.552832][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.552866][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.552900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.552960][ T32] r4:84719340 [ 1327.553013][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.553048][ T32] INFO: task kworker/0:487:4664 blocked for more than 454 seconds. [ 1327.553162][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.553203][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.553246][ T32] task:kworker/0:487 state:D stack:0 pid:4664 tgid:4664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.553330][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.553376][ T32] Call trace: [ 1327.553408][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1327.553456][ T32] r10:829187f4 r9:eb121d84 r8:00000002 r7:60000113 r6:eb121d8c r5:84950000 [ 1327.553497][ T32] r4:84950000 [ 1327.553523][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1327.553594][ T32] r5:84950000 r4:829187f0 [ 1327.553672][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.553750][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.553803][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb121e08 [ 1327.553829][ T32] r4:00000000 [ 1327.553876][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1327.553921][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.566630][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.566788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d6840 [ 1327.566818][ T32] r4:00000000 [ 1327.566840][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.566893][ T32] r9:83018005 r8:84950000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1327.566918][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.566969][ T32] r5:00001000 r4:eaf67000 [ 1327.566990][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.567093][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.567144][ T32] r5:852b5f8c r4:852b5c00 [ 1327.567194][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.567256][ T32] r7:dddced40 r6:83018000 r5:852b5f8c r4:847cf180 [ 1327.567279][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.567375][ T32] r10:61c88647 r9:84950000 r8:847cf1ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.567443][ T32] r4:847cf180 [ 1327.567467][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.567526][ T32] r10:00000000 r9:847cf180 r8:8027ed34 r7:eb11de60 r6:847cf200 r5:84950000 [ 1327.567585][ T32] r4:00000001 [ 1327.567610][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.567650][ T32] Exception stack(0xeb121fb0 to 0xeb121ff8) [ 1327.567698][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.567731][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.567761][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.567794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.567850][ T32] r4:847d6480 [ 1327.568655][ T32] INFO: task kworker/0:487:4664 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.568696][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.568931][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.569004][ T32] Call trace: [ 1327.569130][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.569190][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.569241][ T32] r4:00000000 [ 1327.569338][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.569441][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.569480][ T32] 5d20: cfc72000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.569550][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.569682][ T32] 5d60: 800f0013 ffffffff [ 1327.569711][ T32] r5:800f0013 r4:80239bd0 [ 1327.569761][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.569833][ T32] r4:82ac11e4 [ 1327.569860][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.569932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.570007][ T32] r4:eaeb5dc0 [ 1327.570089][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.570206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.570242][ T32] r4:00000000 [ 1327.570282][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.570487][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.570578][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.570630][ T32] r5:00001000 r4:eadb5000 [ 1327.570707][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.570755][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.570826][ T32] r5:8524af8c r4:8524ac00 [ 1327.570942][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1327.571164][ T32] r4:84b79e80 ** 4 printk messages dropped ** [ 1327.571425][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) ** 5 printk messages dropped ** [ 1327.571923][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.571957][ T32] INFO: task kworker/0:488:4666 blocked for more than 454 seconds. [ 1327.571993][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.572018][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.572040][ T32] task:kworker/0:488 state:D stack:0 pid:4666 tgid:4666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.572090][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.572224][ T32] Call trace: [ 1327.572257][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1327.572306][ T32] r10:829187f4 r9:eb125d84 r8:00000002 r7:60000113 r6:eb125d8c r5:84950c00 [ 1327.572474][ T32] r4:84950c00 [ 1327.572614][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1327.572671][ T32] r5:84950c00 r4:829187f0 [ 1327.572703][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.572748][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.572854][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb125e08 [ 1327.572883][ T32] r4:00000000 [ 1327.572918][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1327.572962][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.573035][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.573093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d6680 [ 1327.573118][ T32] r4:00000000 [ 1327.573140][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.573188][ T32] r9:83018005 r8:84950c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1327.573236][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.573287][ T32] r5:00001000 r4:eaf51000 [ 1327.573308][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.573401][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.573505][ T32] r5:852b5b8c r4:852b5800 [ 1327.573585][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.573638][ T32] r7:dddced40 r6:83018000 r5:852b5b8c r4:847cf280 [ 1327.573795][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.573977][ T32] r10:61c88647 r9:84950c00 r8:847cf2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.606298][ T32] r4:847cf280 [ 1327.606344][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.606448][ T32] r10:00000000 r9:847cf280 r8:8027ed34 r7:eb121e60 r6:847cf300 r5:84950c00 [ 1327.606480][ T32] r4:00000001 [ 1327.606529][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.606604][ T32] Exception stack(0xeb125fb0 to 0xeb125ff8) [ 1327.606641][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.606675][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.606733][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.606776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.606809][ T32] r4:847d65c0 [ 1327.607620][ T32] INFO: task kworker/0:488:4666 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.607663][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.607734][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.607847][ T32] Call trace: [ 1327.607882][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.607937][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.607962][ T32] r4:00000000 [ 1327.607984][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.608106][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.608142][ T32] 5d20: d0353000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.608175][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.608202][ T32] 5d60: 800f0013 ffffffff [ 1327.608229][ T32] r5:800f0013 r4:80239bd0 [ 1327.608304][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.608355][ T32] r4:82ac11e4 [ 1327.608418][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.608469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.608630][ T32] r4:eaeb5dc0 [ 1327.608686][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1327.608855][ T32] r4:00000000 [ 1327.608882][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.608961][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.609032][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.609145][ T32] r5:00001000 r4:eadb5000 [ 1327.609257][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.609335][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.609498][ T32] r5:8524af8c r4:8524ac00 [ 1327.609698][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.609821][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1327.609907][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.609962][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.609987][ T32] r4:84b79e80 [ 1327.610033][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.610101][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 ** 2 printk messages dropped ** [ 1327.610324][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) ** 6 printk messages dropped ** [ 1327.610738][ T32] INFO: task kworker/0:489:4668 blocked for more than 454 seconds. ** 10 printk messages dropped ** [ 1327.611318][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.611359][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1327.611495][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.611601][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1327.612013][ T32] r5:852b638c r4:852b6000 ** 6 printk messages dropped ** [ 1327.612572][ T32] r10:00000000 r9:847cf380 r8:8027ed34 r7:eb121e60 r6:85117d00 r5:85333c00 ** 9 printk messages dropped ** [ 1327.613462][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1327.629702][ T32] r4:eaeb5dc0 ** 5 printk messages dropped ** [ 1327.630064][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1327.631125][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 ** 9 printk messages dropped ** [ 1327.632179][ T32] INFO: task kworker/0:490:4670 blocked for more than 454 seconds. ** 8 printk messages dropped ** [ 1327.632757][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1327.632956][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.633166][ T32] r4:00000000 [ 1327.633187][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1327.633230][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.633290][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.633343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d6a40 [ 1327.633395][ T32] r4:00000000 [ 1327.633445][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.633587][ T32] r9:83018005 r8:85336000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1327.633614][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.633660][ T32] r5:00001000 r4:dfa23000 [ 1327.633682][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.633722][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.633807][ T32] r5:852b678c r4:852b6400 [ 1327.633837][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.633906][ T32] r7:dddced40 r6:83018000 r5:852b678c r4:847cf400 [ 1327.647783][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.647966][ T32] r10:61c88647 r9:85336000 r8:847cf42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.648067][ T32] r4:847cf400 [ 1327.648095][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.648149][ T32] r10:00000000 r9:847cf400 r8:8027ed34 r7:eb131e60 r6:85117d80 r5:85336000 [ 1327.648175][ T32] r4:00000001 [ 1327.648196][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.648290][ T32] Exception stack(0xeb029fb0 to 0xeb029ff8) [ 1327.648328][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.648362][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.648487][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.648556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.648586][ T32] r4:847d6ac0 [ 1327.649388][ T32] INFO: task kworker/0:490:4670 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.649432][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.649588][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.649640][ T32] Call trace: [ 1327.649774][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.649855][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.649884][ T32] r4:00000000 [ 1327.649912][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.650052][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.650093][ T32] 5d20: d0723000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.650127][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.650153][ T32] 5d60: 800f0013 ffffffff [ 1327.650181][ T32] r5:800f0013 r4:80239bd0 [ 1327.650207][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.650278][ T32] r4:82ac11e4 [ 1327.650305][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.650453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.650499][ T32] r4:eaeb5dc0 [ 1327.650571][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.650623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 ** 7 printk messages dropped ** [ 1327.651213][ T32] r5:8524af8c r4:8524ac00 ** 6 printk messages dropped ** [ 1327.651607][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 ** 8 printk messages dropped ** [ 1327.651891][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 11 printk messages dropped ** [ 1327.652446][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.652558][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.652646][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb135e08 ** 3 printk messages dropped ** [ 1327.652776][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1327.653347][ T32] r7:dddced40 r6:83018000 r5:852b6b8c r4:847cf480 ** 7 printk messages dropped ** [ 1327.653733][ T32] Exception stack(0xeb135fb0 to 0xeb135ff8) ** 6 printk messages dropped ** [ 1327.678754][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1327.679775][ T32] r4:eaeb5dc0 ** 4 printk messages dropped ** [ 1327.679961][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 9 printk messages dropped ** [ 1327.680430][ T32] r4:84b79e80 ** 5 printk messages dropped ** [ 1327.680685][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.681086][ T32] task:kworker/0:492 state:D stack:0 pid:4674 tgid:4674 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1327.681619][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1327.681836][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1327.682245][ T32] r5:852b738c r4:852b7000 [ 1327.682266][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.682313][ T32] r7:dddced40 r6:83018000 r5:852b738c r4:847cf500 [ 1327.682409][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.682463][ T32] r10:61c88647 r9:85335400 r8:847cf52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.682487][ T32] r4:847cf500 [ 1327.682515][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.682563][ T32] r10:00000000 r9:847cf500 r8:8027ed34 r7:eb135e60 r6:85117e80 r5:85335400 [ 1327.682613][ T32] r4:00000001 [ 1327.682638][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.682739][ T32] Exception stack(0xeb13dfb0 to 0xeb13dff8) [ 1327.682826][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.682861][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.682890][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.682958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.683014][ T32] r4:847d6a80 [ 1327.683379][ T32] INFO: task kworker/0:492:4674 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.683425][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.683622][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.683749][ T32] Call trace: [ 1327.683790][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.683958][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.696003][ T32] r4:00000000 [ 1327.696127][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.696197][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.696236][ T32] 5d20: d0b29000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.696269][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.696295][ T32] 5d60: 800f0013 ffffffff [ 1327.696346][ T32] r5:800f0013 r4:80239bd0 [ 1327.696423][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.696475][ T32] r4:82ac11e4 [ 1327.696526][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.696597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.696625][ T32] r4:eaeb5dc0 [ 1327.696646][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.696723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.696840][ T32] r4:00000000 [ 1327.696872][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.696924][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.696963][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.697039][ T32] r5:00001000 r4:eadb5000 [ 1327.697071][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.697114][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.697202][ T32] r5:8524af8c r4:8524ac00 [ 1327.697239][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.697294][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1327.697317][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.697389][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.697453][ T32] r4:84b79e80 [ 1327.697478][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.697536][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1327.697560][ T32] r4:00000001 [ 1327.697581][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.697618][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1327.697646][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.697689][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.697778][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.697814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.697838][ T32] r4:84719340 [ 1327.697880][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.697914][ T32] INFO: task kworker/0:493:4677 blocked for more than 454 seconds. [ 1327.698003][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.698095][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.698124][ T32] task:kworker/0:493 state:D stack:0 pid:4677 tgid:4677 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.698209][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.698260][ T32] Call trace: [ 1327.698294][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1327.698344][ T32] r10:829187f4 r9:eb129d84 r8:00000002 r7:60000013 r6:eb129d8c r5:84951800 [ 1327.698368][ T32] r4:84951800 [ 1327.698438][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1327.698500][ T32] r5:84951800 r4:829187f0 [ 1327.698557][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.698636][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.698689][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb129e08 [ 1327.698731][ T32] r4:00000000 [ 1327.698755][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1327.698826][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.698898][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.698977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d6dc0 [ 1327.699005][ T32] r4:00000000 [ 1327.699029][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.699083][ T32] r9:83018005 r8:84951800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1327.699106][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.699162][ T32] r5:00001000 r4:e012b000 [ 1327.699234][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.699327][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.699382][ T32] r5:852b6f8c r4:852b6c00 [ 1327.699414][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.699465][ T32] r7:dddced40 r6:83018000 r5:852b6f8c r4:847cf580 ** 1 printk messages dropped ** [ 1327.699545][ T32] r10:61c88647 r9:84951800 r8:847cf5ac r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1327.699859][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.701196][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 ** 11 printk messages dropped ** [ 1327.701853][ T32] r4:eaeb5dc0 ** 4 printk messages dropped ** [ 1327.702050][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 9 printk messages dropped ** [ 1327.702442][ T32] r4:84b79e80 ** 5 printk messages dropped ** [ 1327.702691][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.702990][ T32] task:kworker/0:494 state:D stack:0 pid:4678 tgid:4678 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1327.703293][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.703333][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.703393][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb12de08 [ 1327.703444][ T32] r4:00000000 [ 1327.703468][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1327.703517][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.703555][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.703600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a5a000 [ 1327.703624][ T32] r4:00000000 [ 1327.703643][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.703690][ T32] r9:83018005 r8:84952400 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1327.703712][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.703755][ T32] r5:00001000 r4:e89f7000 [ 1327.703775][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.703815][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.703860][ T32] r5:852b7f8c r4:852b7c00 [ 1327.703901][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.737358][ T32] r7:dddced40 r6:83018000 r5:852b7f8c r4:847cf680 [ 1327.737454][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.737543][ T32] r10:61c88647 r9:84952400 r8:847cf6ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.737596][ T32] r4:847cf680 [ 1327.737624][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.737676][ T32] r10:00000000 r9:847cf680 r8:8027ed34 r7:eb13de60 r6:847cf700 r5:84952400 [ 1327.737701][ T32] r4:00000001 [ 1327.737723][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.737773][ T32] Exception stack(0xeb12dfb0 to 0xeb12dff8) [ 1327.737811][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.737843][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.737872][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.737905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.737929][ T32] r4:8525ea00 [ 1327.738749][ T32] INFO: task kworker/0:494:4678 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.738790][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.738886][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.738995][ T32] Call trace: [ 1327.739034][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.739106][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.739143][ T32] r4:00000000 [ 1327.739167][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.739260][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.739348][ T32] 5d20: d11de000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.739383][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.739486][ T32] 5d60: 800f0013 ffffffff [ 1327.739551][ T32] r5:800f0013 r4:80239bd0 [ 1327.739603][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1327.739943][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.740283][ T32] r5:8524af8c r4:8524ac00 ** 7 printk messages dropped ** [ 1327.740730][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.740947][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.741316][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.741679][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.741740][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1327.741817][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.741961][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d6100 ** 9 printk messages dropped ** [ 1327.742408][ T32] r7:dddced40 r6:83018000 r5:852b778c r4:847cf780 ** 5 printk messages dropped ** [ 1327.742726][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1327.742973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1327.751712][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) ** 8 printk messages dropped ** [ 1327.752085][ T32] r4:eaeb5dc0 ** 2 printk messages dropped ** [ 1327.752329][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.752788][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.753199][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1327.753227][ T32] r4:00000001 [ 1327.753250][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.753316][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1327.753372][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.753406][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.753435][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.753467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.753490][ T32] r4:84719340 [ 1327.753544][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.753581][ T32] INFO: task kworker/0:496:4682 blocked for more than 454 seconds. [ 1327.753648][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.753678][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.753702][ T32] task:kworker/0:496 state:D stack:0 pid:4682 tgid:4682 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.753814][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.753885][ T32] Call trace: [ 1327.764564][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1327.764725][ T32] r10:829187f4 r9:eb149d84 r8:00000002 r7:60000013 r6:eb149d8c r5:84953c00 [ 1327.764757][ T32] r4:84953c00 [ 1327.764783][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1327.764828][ T32] r5:84953c00 r4:829187f0 [ 1327.764919][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.764981][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.765033][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb149e08 [ 1327.765058][ T32] r4:00000000 [ 1327.765079][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1327.765145][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.765242][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.765312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84777080 [ 1327.765376][ T32] r4:00000000 [ 1327.765402][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.765455][ T32] r9:83018005 r8:84953c00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1327.765479][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.765535][ T32] r5:00001000 r4:e4913000 [ 1327.765581][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.765676][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.765726][ T32] r5:852b7b8c r4:852b7800 [ 1327.765751][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.765876][ T32] r7:dddced40 r6:83018000 r5:852b7b8c r4:847cf880 [ 1327.765903][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.765962][ T32] r10:61c88647 r9:84953c00 r8:847cf8ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.765986][ T32] r4:847cf880 [ 1327.766007][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.766057][ T32] r10:00000000 r9:847cf880 r8:8027ed34 r7:eb12de60 r6:847cf900 r5:84953c00 [ 1327.766081][ T32] r4:00000001 [ 1327.766138][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.766182][ T32] Exception stack(0xeb149fb0 to 0xeb149ff8) [ 1327.766216][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.766296][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.766330][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.766363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.766395][ T32] r4:84a5a0c0 [ 1327.767177][ T32] INFO: task kworker/0:496:4682 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.767234][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.767309][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.767357][ T32] Call trace: [ 1327.767397][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.767463][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.767500][ T32] r4:00000000 [ 1327.767525][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.767566][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.767598][ T32] 5d20: d146d000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.767630][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.767656][ T32] 5d60: 800f0013 ffffffff [ 1327.767682][ T32] r5:800f0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1327.767910][ T32] r4:eaeb5dc0 ** 4 printk messages dropped ** [ 1327.768072][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 9 printk messages dropped ** [ 1327.768442][ T32] r4:84b79e80 ** 5 printk messages dropped ** [ 1327.768801][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.769261][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.769551][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.769591][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.769639][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb14de08 ** 5 printk messages dropped ** [ 1327.769883][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.770201][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1327.770758][ T32] Exception stack(0xeb14dfb0 to 0xeb14dff8) ** 6 printk messages dropped ** [ 1327.771499][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1327.772126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 ** 9 printk messages dropped ** [ 1327.772679][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 ** 7 printk messages dropped ** [ 1327.773080][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) ** 6 printk messages dropped ** [ 1327.773288][ T32] INFO: task kworker/0:498:4687 blocked for more than 454 seconds. ** 7 printk messages dropped ** [ 1327.773704][ T32] r4:8486ec00 ** 2 printk messages dropped ** [ 1327.773814][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.773859][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.773993][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb159e08 [ 1327.797012][ T32] r4:00000000 [ 1327.797062][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1327.797130][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.797175][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.797222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a5a380 [ 1327.797247][ T32] r4:00000000 [ 1327.797268][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.797319][ T32] r9:83018005 r8:8486ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1327.797342][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.797445][ T32] r5:00001000 r4:eaaa7000 [ 1327.797478][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.797617][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.797669][ T32] r5:852b878c r4:852b8400 [ 1327.797723][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.797806][ T32] r7:dddced40 r6:83018000 r5:852b878c r4:847cfa80 [ 1327.797832][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.797885][ T32] r10:61c88647 r9:8486ec00 r8:847cfaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.797995][ T32] r4:847cfa80 [ 1327.798109][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.798192][ T32] r10:00000000 r9:847cfa80 r8:8027ed34 r7:eb14de60 r6:85117f00 r5:8486ec00 [ 1327.798227][ T32] r4:00000001 [ 1327.798250][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.798335][ T32] Exception stack(0xeb159fb0 to 0xeb159ff8) [ 1327.798424][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.798466][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.798561][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.798616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.798675][ T32] r4:84a5a240 [ 1327.799496][ T32] INFO: task kworker/0:498:4687 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.799606][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.799757][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.799833][ T32] Call trace: [ 1327.799870][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.799948][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.800025][ T32] r4:00000000 [ 1327.800135][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.800181][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.800213][ T32] 5d20: d171e000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.800245][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.800325][ T32] 5d60: 800f0013 ffffffff [ 1327.800355][ T32] r5:800f0013 r4:80239bd0 [ 1327.800379][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.800553][ T32] r4:82ac11e4 [ 1327.800585][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.800634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.800676][ T32] r4:eaeb5dc0 [ 1327.800783][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.800860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.800894][ T32] r4:00000000 [ 1327.800968][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.801056][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 3 printk messages dropped ** [ 1327.801295][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.801803][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 ** 6 printk messages dropped ** [ 1327.802212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1327.802597][ T32] r10:829187f4 r9:eb15dd84 r8:00000002 r7:60000013 r6:eb15dd8c r5:85334800 ** 3 printk messages dropped ** [ 1327.802841][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.802948][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1327.803235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a5a8c0 ** 10 printk messages dropped ** [ 1327.803639][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1327.826453][ T32] r4:84a5a300 ** 2 printk messages dropped ** [ 1327.827504][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1327.828029][ T32] r5:800f0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1327.828254][ T32] r4:eaeb5dc0 [ 1327.828276][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.828323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.828346][ T32] r4:00000000 [ 1327.828367][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.828417][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.828440][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.828485][ T32] r5:00001000 r4:eadb5000 [ 1327.828514][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.828609][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.828672][ T32] r5:8524af8c r4:8524ac00 [ 1327.828698][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.828813][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1327.828840][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.828891][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.828917][ T32] r4:84b79e80 [ 1327.828943][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.828993][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1327.829017][ T32] r4:00000001 [ 1327.829062][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.829120][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1327.829150][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.829181][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.829210][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.829243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.829268][ T32] r4:84719340 [ 1327.829290][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.829320][ T32] INFO: task kworker/0:500:4690 blocked for more than 454 seconds. [ 1327.829405][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.829436][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.829459][ T32] task:kworker/0:500 state:D stack:0 pid:4690 tgid:4690 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.829547][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.829595][ T32] Call trace: [ 1327.829651][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1327.829738][ T32] r10:829187f4 r9:eb161d84 r8:00000002 r7:60000113 r6:eb161d8c r5:85330000 [ 1327.829770][ T32] r4:85330000 [ 1327.829805][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1327.829852][ T32] r5:85330000 r4:829187f0 [ 1327.829873][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.829950][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.830005][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb161e08 [ 1327.830040][ T32] r4:00000000 [ 1327.830084][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1327.830142][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.830207][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.830369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a5a240 [ 1327.830596][ T32] r4:00000000 [ 1327.830652][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.830710][ T32] r9:83018005 r8:85330000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 ** 7 printk messages dropped ** [ 1327.831124][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1327.831499][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.832214][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 ** 2 printk messages dropped ** [ 1327.832371][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.832406][ T32] 5d20: d1980000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.832564][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.832639][ T32] 5d60: 800f0013 ffffffff [ 1327.832682][ T32] r5:800f0013 r4:80239bd0 [ 1327.832708][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.832763][ T32] r4:82ac11e4 [ 1327.832785][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.832832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.832856][ T32] r4:eaeb5dc0 [ 1327.832889][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.832941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.833038][ T32] r4:00000000 [ 1327.833064][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.833163][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.833221][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.833291][ T32] r5:00001000 r4:eadb5000 [ 1327.833316][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.833370][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.833419][ T32] r5:8524af8c r4:8524ac00 [ 1327.833441][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.833496][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1327.833520][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.833569][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.833609][ T32] r4:84b79e80 [ 1327.833632][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.833682][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1327.833732][ T32] r4:00000001 [ 1327.833782][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.833825][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1327.833853][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.833883][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.833912][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.851571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.851756][ T32] r4:84719340 ** 2 printk messages dropped ** [ 1327.851932][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1327.852390][ T32] r4:8532e000 ** 2 printk messages dropped ** [ 1327.852519][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.852584][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1327.852688][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1327.852816][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.852863][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.852912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a5a6c0 [ 1327.852936][ T32] r4:00000000 [ 1327.852957][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.853017][ T32] r9:83018005 r8:8532e000 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1327.853044][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.853099][ T32] r5:00001000 r4:eabe5000 [ 1327.853137][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.853187][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.853260][ T32] r5:852b8f8c r4:852b8c00 [ 1327.853286][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.853339][ T32] r7:dddced40 r6:83018000 r5:852b8f8c r4:847cfc00 [ 1327.853363][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.853412][ T32] r10:61c88647 r9:8532e000 r8:847cfc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.853436][ T32] r4:847cfc00 [ 1327.853497][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.853558][ T32] r10:00000000 r9:847cfc00 r8:8027ed34 r7:eb15de60 r6:851ac080 r5:8532e000 [ 1327.853583][ T32] r4:00000001 [ 1327.853639][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.853683][ T32] Exception stack(0xeb165fb0 to 0xeb165ff8) [ 1327.853739][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.853781][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.853811][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.853846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.853869][ T32] r4:84a5a680 [ 1327.859685][ T32] INFO: task kworker/0:501:4691 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.859826][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.859975][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.860064][ T32] Call trace: [ 1327.860159][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1327.860630][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1327.861191][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1327.861697][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 ** 7 printk messages dropped ** [ 1327.862163][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) ** 6 printk messages dropped ** [ 1327.862486][ T32] INFO: task kworker/0:502:4693 blocked for more than 454 seconds. ** 10 printk messages dropped ** [ 1327.863065][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.863149][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.863204][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb155e08 ** 3 printk messages dropped ** [ 1327.863410][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1327.863845][ T32] r7:dddced40 r6:83018000 r5:852b938c r4:847cfc80 ** 2 printk messages dropped ** [ 1327.864041][ T32] r4:847cfc80 [ 1327.882039][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.882142][ T32] r10:00000000 r9:847cfc80 r8:8027ed34 r7:eb15de60 r6:851ac100 r5:85338000 [ 1327.882171][ T32] r4:00000001 [ 1327.882193][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.882233][ T32] Exception stack(0xeb155fb0 to 0xeb155ff8) [ 1327.882265][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.882335][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.882369][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.882441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.882469][ T32] r4:84a5a740 [ 1327.883285][ T32] INFO: task kworker/0:502:4693 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.883332][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.883406][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.883489][ T32] Call trace: [ 1327.883538][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.883675][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.883705][ T32] r4:00000000 [ 1327.883727][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.883772][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.883805][ T32] 5d20: d2059000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.883838][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.883864][ T32] 5d60: 800f0013 ffffffff [ 1327.883889][ T32] r5:800f0013 r4:80239bd0 [ 1327.883910][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.898008][ T32] r4:82ac11e4 [ 1327.898083][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.898224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.898327][ T32] r4:eaeb5dc0 [ 1327.898353][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.898444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.898472][ T32] r4:00000000 [ 1327.898501][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.898555][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.898579][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.898627][ T32] r5:00001000 r4:eadb5000 [ 1327.898704][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.898817][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.898938][ T32] r5:8524af8c r4:8524ac00 [ 1327.899056][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.899173][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 ** 4 printk messages dropped ** [ 1327.899385][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 ** 9 printk messages dropped ** [ 1327.899780][ T32] INFO: task kworker/0:503:4697 blocked for more than 454 seconds. ** 10 printk messages dropped ** [ 1327.900559][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.900680][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.900734][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb151e08 ** 4 printk messages dropped ** [ 1327.900988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bb380 ** 9 printk messages dropped ** [ 1327.901599][ T32] r7:dddced40 r6:83018000 r5:852bbb8c r4:847cfd00 ** 7 printk messages dropped ** [ 1327.901973][ T32] Exception stack(0xeb151fb0 to 0xeb151ff8) ** 1 printk messages dropped ** [ 1327.902064][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.902117][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.902163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.902204][ T32] r4:84a5aa40 [ 1327.902963][ T32] INFO: task kworker/0:503:4697 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.902999][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.903124][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.903224][ T32] Call trace: [ 1327.903269][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.903396][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.903437][ T32] r4:00000000 [ 1327.903461][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.903508][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.903602][ T32] 5d20: d2320000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.903644][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1327.903883][ T32] r4:eaeb5dc0 [ 1327.903904][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1327.913335][ T32] r5:00001000 r4:eadb5000 ** 4 printk messages dropped ** [ 1327.913640][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 ** 7 printk messages dropped ** [ 1327.914043][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) ** 2 printk messages dropped ** [ 1327.924969][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.925014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.925081][ T32] r4:84719340 [ 1327.925184][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.925292][ T32] INFO: task kworker/0:504:4699 blocked for more than 454 seconds. [ 1327.925414][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.925533][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.925564][ T32] task:kworker/0:504 state:D stack:0 pid:4699 tgid:4699 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.925700][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.925792][ T32] Call trace: [ 1327.925852][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1327.925913][ T32] r10:829187f4 r9:eb175d84 r8:00000002 r7:60000013 r6:eb175d8c r5:8533a400 [ 1327.925938][ T32] r4:8533a400 [ 1327.925987][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1327.926037][ T32] r5:8533a400 r4:829187f0 [ 1327.926059][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.926153][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.926208][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb175e08 [ 1327.926259][ T32] r4:00000000 [ 1327.926284][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1327.926326][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.926385][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.926434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a5aa80 [ 1327.926475][ T32] r4:00000000 [ 1327.926508][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.926562][ T32] r9:83018005 r8:8533a400 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1327.926672][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.926729][ T32] r5:00001000 r4:eac63000 [ 1327.926752][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.926794][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.926841][ T32] r5:852b9b8c r4:852b9800 [ 1327.926863][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.926914][ T32] r7:dddced40 r6:83018000 r5:852b9b8c r4:847cfe00 [ 1327.926965][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.927074][ T32] r10:61c88647 r9:8533a400 r8:847cfe2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.927101][ T32] r4:847cfe00 [ 1327.927190][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.927244][ T32] r10:00000000 r9:847cfe00 r8:8027ed34 r7:eb151e60 r6:851ac180 r5:8533a400 [ 1327.927294][ T32] r4:00000001 [ 1327.927319][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.927360][ T32] Exception stack(0xeb175fb0 to 0xeb175ff8) [ 1327.927389][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.927420][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.927448][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.927497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.927526][ T32] r4:84a5abc0 [ 1327.928284][ T32] INFO: task kworker/0:504:4699 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.928381][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.928449][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.928579][ T32] Call trace: [ 1327.928619][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.928700][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.928729][ T32] r4:00000000 [ 1327.928752][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.928794][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.928826][ T32] 5d20: d2694000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.928857][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.928882][ T32] 5d60: 800f0013 ffffffff [ 1327.928907][ T32] r5:800f0013 r4:80239bd0 [ 1327.928952][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.928999][ T32] r4:82ac11e4 [ 1327.929100][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.929151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.929177][ T32] r4:eaeb5dc0 [ 1327.929222][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.929274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.929357][ T32] r4:00000000 [ 1327.929414][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.929467][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.929499][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.929547][ T32] r5:00001000 r4:eadb5000 [ 1327.929595][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.929640][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.929708][ T32] r5:8524af8c r4:8524ac00 [ 1327.929733][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.929783][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1327.929805][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.929855][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.929893][ T32] r4:84b79e80 [ 1327.929942][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.930019][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1327.930047][ T32] r4:00000001 [ 1327.930103][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.930145][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1327.930173][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.930205][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.930233][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.930265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.930290][ T32] r4:84719340 [ 1327.930311][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.930404][ T32] INFO: task kworker/0:505:4701 blocked for more than 454 seconds. [ 1327.930601][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.930703][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.930728][ T32] task:kworker/0:505 state:D stack:0 pid:4701 tgid:4701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.930853][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.930937][ T32] Call trace: [ 1327.931123][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1327.931175][ T32] r10:829187f4 r9:eb17dd84 r8:00000002 r7:60000013 r6:eb17dd8c r5:85339800 [ 1327.931199][ T32] r4:85339800 [ 1327.931220][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1327.931264][ T32] r5:85339800 r4:829187f0 [ 1327.931285][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.931325][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.931373][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb17de08 [ 1327.931396][ T32] r4:00000000 [ 1327.931417][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1327.931511][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.931792][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.931895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a5ac40 [ 1327.931922][ T32] r4:00000000 [ 1327.931956][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.932156][ T32] r9:83018005 r8:85339800 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1327.932190][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.932236][ T32] r5:00001000 r4:eac81000 [ 1327.932257][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.932364][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.932451][ T32] r5:852b9f8c r4:852b9c00 [ 1327.932475][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.932528][ T32] r7:dddced40 r6:83018000 r5:852b9f8c r4:847cfe80 [ 1327.932598][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.932652][ T32] r10:61c88647 r9:85339800 r8:847cfeac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.932676][ T32] r4:847cfe80 [ 1327.932697][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.932747][ T32] r10:00000000 r9:847cfe80 r8:8027ed34 r7:eb151e60 r6:851ac200 r5:85339800 [ 1327.932783][ T32] r4:00000001 [ 1327.932817][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.932856][ T32] Exception stack(0xeb17dfb0 to 0xeb17dff8) [ 1327.932884][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.932915][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.932942][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.932995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.933023][ T32] r4:84a5a9c0 [ 1327.933409][ T32] INFO: task kworker/0:505:4701 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.933455][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.933654][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.933783][ T32] Call trace: [ 1327.933979][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.956885][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.956938][ T32] r4:00000000 [ 1327.956964][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.957100][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.957143][ T32] 5d20: d2984000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 ** 4 printk messages dropped ** [ 1327.957505][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1327.957767][ T32] r4:eaeb5dc0 ** 4 printk messages dropped ** [ 1327.958118][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 8 printk messages dropped ** [ 1327.958638][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1327.959191][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.959597][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1327.959813][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.960093][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.960137][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1327.960288][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.960502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a5ad00 ** 7 printk messages dropped ** [ 1327.960870][ T32] r5:852ba38c r4:852ba000 ** 2 printk messages dropped ** [ 1327.960960][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.961070][ T32] r10:61c88647 r9:8533c800 r8:847cff2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.961131][ T32] r4:847cff00 [ 1327.961156][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.961204][ T32] r10:00000000 r9:847cff00 r8:8027ed34 r7:eb151e60 r6:851ac280 r5:8533c800 [ 1327.961228][ T32] r4:00000001 [ 1327.961249][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.961285][ T32] Exception stack(0xeb185fb0 to 0xeb185ff8) [ 1327.961313][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.961343][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.961371][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.961429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.961462][ T32] r4:84a5ac00 [ 1327.962227][ T32] INFO: task kworker/0:506:4703 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.962264][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.962360][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.962407][ T32] Call trace: [ 1327.962452][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.962526][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.962612][ T32] r4:00000000 [ 1327.962644][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.962687][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.962721][ T32] 5d20: d2984000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1327.962753][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1327.962778][ T32] 5d60: 800f0013 ffffffff [ 1327.962803][ T32] r5:800f0013 r4:80239bd0 [ 1327.962822][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.962865][ T32] r4:82ac11e4 [ 1327.962904][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.963026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1327.963057][ T32] r4:eaeb5dc0 [ 1327.963080][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.963128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1327.963151][ T32] r4:00000000 [ 1327.963196][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.963249][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.963312][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.963362][ T32] r5:00001000 r4:eadb5000 [ 1327.963383][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.963423][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.963468][ T32] r5:8524af8c r4:8524ac00 [ 1327.963587][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.963643][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1327.963665][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.963714][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.963842][ T32] r4:84b79e80 [ 1327.963886][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.984870][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1327.985002][ T32] r4:00000001 [ 1327.985035][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1327.985155][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.985744][ T32] task:kworker/0:507 state:D stack:0 pid:4704 tgid:4704 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1327.986087][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.986140][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1327.986217][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.986633][ T32] r9:83018005 r8:85338c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 8 printk messages dropped ** [ 1327.987076][ T32] r10:61c88647 r9:85338c00 r8:847cffac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1327.987395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1327.988637][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 ** 11 printk messages dropped ** [ 1327.989261][ T32] r4:eaeb5dc0 ** 6 printk messages dropped ** [ 1327.989540][ T32] r5:00001000 r4:eadb5000 ** 7 printk messages dropped ** [ 1327.990026][ T32] r4:84b79e80 ** 4 printk messages dropped ** [ 1327.990316][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1327.990361][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.990395][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.990471][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.990527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.990554][ T32] r4:84719340 [ 1327.990603][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.990631][ T32] INFO: task kworker/0:508:4706 blocked for more than 454 seconds. [ 1327.990688][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.990716][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.990765][ T32] task:kworker/0:508 state:D stack:0 pid:4706 tgid:4706 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.990817][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.990860][ T32] Call trace: [ 1327.990903][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1327.990954][ T32] r10:829187f4 r9:eb191d84 r8:00000002 r7:60000113 r6:eb191d8c r5:8533bc00 [ 1327.991057][ T32] r4:8533bc00 [ 1327.991081][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1327.991125][ T32] r5:8533bc00 r4:829187f0 [ 1327.991158][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.991274][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.991346][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb191e08 [ 1327.991374][ T32] r4:00000000 [ 1327.991395][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1327.991460][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.991514][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1327.991611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84777380 [ 1327.991638][ T32] r4:00000000 [ 1327.991660][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1327.991804][ T32] r9:83018005 r8:8533bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1327.991830][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.991921][ T32] r5:00001000 r4:eacd7000 [ 1327.991946][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1327.992017][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.992073][ T32] r5:852bab8c r4:852ba800 [ 1327.992094][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.992140][ T32] r7:dddced40 r6:83018000 r5:852bab8c r4:851db000 [ 1327.992172][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.992225][ T32] r10:61c88647 r9:8533bc00 r8:851db02c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.992250][ T32] r4:851db000 [ 1327.992289][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.992340][ T32] r10:00000000 r9:851db000 r8:8027ed34 r7:eb151e60 r6:851ac380 r5:8533bc00 [ 1327.992363][ T32] r4:00000001 [ 1327.992383][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.992461][ T32] Exception stack(0xeb191fb0 to 0xeb191ff8) [ 1327.992525][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.992585][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.992615][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.992647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.992772][ T32] r4:84a5ae80 [ 1327.993219][ T32] INFO: task kworker/0:508:4706 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1327.993258][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.993362][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.993461][ T32] Call trace: [ 1327.993525][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1327.993579][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1327.993632][ T32] r4:00000000 [ 1327.993657][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.993697][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1327.993729][ T32] 5d20: d2c78000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 ** 1 printk messages dropped ** [ 1327.993813][ T32] 5d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1328.019871][ T32] r4:eaeb5dc0 ** 5 printk messages dropped ** [ 1328.020444][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1328.021011][ T32] r4:84b79e80 ** 5 printk messages dropped ** [ 1328.021313][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1328.021464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.021488][ T32] r4:84719340 [ 1328.021530][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.021565][ T32] INFO: task kworker/0:509:4708 blocked for more than 454 seconds. [ 1328.021600][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.021627][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.021664][ T32] task:kworker/0:509 state:D stack:0 pid:4708 tgid:4708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.021810][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.021862][ T32] Call trace: [ 1328.021951][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1328.022036][ T32] r10:829187f4 r9:eb199d84 r8:00000002 r7:60000113 r6:eb199d8c r5:8533e000 [ 1328.022183][ T32] r4:8533e000 [ 1328.022208][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1328.022329][ T32] r5:8533e000 r4:829187f0 [ 1328.022355][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.022451][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.022567][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb199e08 [ 1328.022595][ T32] r4:00000000 [ 1328.022618][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1328.022660][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.022726][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.022933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bb000 [ 1328.023007][ T32] r4:00000000 [ 1328.023044][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1328.023154][ T32] r9:83018005 r8:8533e000 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1328.023180][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.023229][ T32] r5:00001000 r4:eacf1000 [ 1328.023274][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.023319][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.023364][ T32] r5:852baf8c r4:852bac00 [ 1328.023386][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.023459][ T32] r7:dddced40 r6:83018000 r5:852baf8c r4:851db080 [ 1328.023511][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.023564][ T32] r10:61c88647 r9:8533e000 r8:851db0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.023590][ T32] r4:851db080 [ 1328.023626][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1328.023905][ T32] Exception stack(0xeb199fb0 to 0xeb199ff8) ** 6 printk messages dropped ** [ 1328.033243][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1328.042017][ T32] r4:eaeb5dc0 ** 5 printk messages dropped ** [ 1328.042315][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1328.043111][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.043316][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1328.043603][ T32] task:kworker/0:510 state:D stack:0 pid:4711 tgid:4711 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1328.058056][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1328.058678][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.058979][ T32] r5:852bb38c r4:852bb000 ** 3 printk messages dropped ** [ 1328.059130][ T32] r10:61c88647 r9:8533d400 r8:851db12c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1328.059722][ T32] r4:851bb280 ** 2 printk messages dropped ** [ 1328.060650][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1328.061126][ T32] 5d60: 800f0013 ffffffff ** 7 printk messages dropped ** [ 1328.061438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1328.061527][ T32] r4:00000000 [ 1328.061563][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1328.061616][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1328.061640][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.061753][ T32] r5:00001000 r4:eadb5000 [ 1328.061833][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.061883][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.061954][ T32] r5:8524af8c r4:8524ac00 [ 1328.061979][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.062052][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1328.062094][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.062282][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.062341][ T32] r4:84b79e80 [ 1328.062461][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.062521][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1328.062545][ T32] r4:00000001 [ 1328.062566][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.062615][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1328.062649][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.062681][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.062709][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.062767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.062795][ T32] r4:84719340 [ 1328.062898][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.062931][ T32] INFO: task kworker/0:511:4712 blocked for more than 454 seconds. [ 1328.062967][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.063031][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.063057][ T32] task:kworker/0:511 state:D stack:0 pid:4712 tgid:4712 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.063137][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.063201][ T32] Call trace: [ 1328.063241][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1328.063316][ T32] r10:829187f4 r9:eb1a9d84 r8:00000002 r7:60000113 r6:eb1a9d8c r5:85340000 [ 1328.063345][ T32] r4:85340000 [ 1328.063366][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1328.063410][ T32] r5:85340000 r4:829187f0 [ 1328.063487][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.063538][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.063590][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a9e08 [ 1328.063614][ T32] r4:00000000 [ 1328.063635][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1328.063706][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.063823][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.063873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bb300 [ 1328.063970][ T32] r4:00000000 [ 1328.073202][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1328.073298][ T32] r9:83018005 r8:85340000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1328.073365][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.073421][ T32] r5:00001000 r4:eaded000 [ 1328.073444][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.073486][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.073566][ T32] r5:852bb78c r4:852bb400 [ 1328.073602][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.073680][ T32] r7:dddced40 r6:83018000 r5:852bb78c r4:851db180 [ 1328.073708][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.073759][ T32] r10:61c88647 r9:85340000 r8:851db1ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.073783][ T32] r4:851db180 [ 1328.073804][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.073854][ T32] r10:00000000 r9:851db180 r8:8027ed34 r7:eb151e60 r6:851ac500 r5:85340000 [ 1328.073878][ T32] r4:00000001 [ 1328.073898][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.074007][ T32] Exception stack(0xeb1a9fb0 to 0xeb1a9ff8) [ 1328.074591][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.074647][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.074682][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.074718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.074744][ T32] r4:851bb080 [ 1328.075554][ T32] INFO: task kworker/0:511:4712 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1328.075621][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.075741][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.075854][ T32] Call trace: [ 1328.075921][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1328.075980][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1328.076005][ T32] r4:00000000 [ 1328.076026][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.076091][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1328.076165][ T32] 5d20: d34c1000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1328.076201][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1328.076251][ T32] 5d60: 800f0013 ffffffff [ 1328.076281][ T32] r5:800f0013 r4:80239bd0 [ 1328.076303][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.076349][ T32] r4:82ac11e4 [ 1328.076370][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.076416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1328.076439][ T32] r4:eaeb5dc0 [ 1328.076459][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.076515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1328.076592][ T32] r4:00000000 [ 1328.076619][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1328.076689][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1328.076715][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.076761][ T32] r5:00001000 r4:eadb5000 [ 1328.076782][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.076823][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.076867][ T32] r5:8524af8c r4:8524ac00 [ 1328.076888][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.076936][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1328.076958][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.077008][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.077031][ T32] r4:84b79e80 [ 1328.077051][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.077178][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1328.077205][ T32] r4:00000001 [ 1328.077226][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.077263][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1328.077290][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.077322][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.077351][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.077382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.077406][ T32] r4:84719340 [ 1328.077427][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1328.077540][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1328.077988][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.078053][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1328.078301][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1328.078644][ T32] r5:852bbf8c r4:852bbc00 ** 3 printk messages dropped ** [ 1328.078794][ T32] r10:61c88647 r9:85341800 r8:851db2ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1328.079136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.079185][ T32] r4:851bb2c0 [ 1328.079537][ T32] INFO: task kworker/0:512:4714 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1328.079571][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.079641][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.079705][ T32] Call trace: [ 1328.079765][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1328.079820][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1328.079845][ T32] r4:00000000 [ 1328.079866][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.079930][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1328.079989][ T32] 5d20: d34c1000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1328.080025][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1328.080128][ T32] 5d60: 800f0013 ffffffff [ 1328.080159][ T32] r5:800f0013 r4:80239bd0 [ 1328.080180][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.080241][ T32] r4:82ac11e4 [ 1328.080265][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.080335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1328.080363][ T32] r4:eaeb5dc0 [ 1328.080386][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.080432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1328.080457][ T32] r4:00000000 [ 1328.080477][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1328.080534][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1328.080597][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.080643][ T32] r5:00001000 r4:eadb5000 [ 1328.080664][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.080717][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.080765][ T32] r5:8524af8c r4:8524ac00 [ 1328.080796][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.080923][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1328.080950][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.081000][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.081024][ T32] r4:84b79e80 [ 1328.081143][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.081220][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1328.081271][ T32] r4:00000001 [ 1328.081296][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.081337][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1328.081366][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.081397][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.081425][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.081458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.081482][ T32] r4:84719340 [ 1328.081526][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.081554][ T32] INFO: task kworker/0:513:4716 blocked for more than 454 seconds. [ 1328.081584][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.081609][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.081630][ T32] task:kworker/0:513 state:D stack:0 pid:4716 tgid:4716 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1328.082040][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.082096][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.082149][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b9e08 ** 4 printk messages dropped ** [ 1328.082384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bb480 ** 9 printk messages dropped ** [ 1328.082725][ T32] r7:dddced40 r6:83018000 r5:852bc78c r4:851db200 ** 5 printk messages dropped ** [ 1328.082940][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1328.083155][ T32] r4:851bb680 ** 2 printk messages dropped ** [ 1328.083559][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1328.115380][ T32] r5:800f0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1328.115640][ T32] r4:eaeb5dc0 ** 6 printk messages dropped ** [ 1328.116302][ T32] r5:00001000 r4:eadb5000 ** 7 printk messages dropped ** [ 1328.116829][ T32] r4:84b79e80 ** 5 printk messages dropped ** [ 1328.117312][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1328.117793][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1328.118497][ T32] r5:85342400 r4:829187f0 [ 1328.118521][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.118563][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.118642][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c1e08 [ 1328.118670][ T32] r4:00000000 [ 1328.118718][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1328.118763][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.118863][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.118913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bb6c0 [ 1328.119098][ T32] r4:00000000 [ 1328.119180][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1328.119289][ T32] r9:83018005 r8:85342400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1328.119317][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.119363][ T32] r5:00001000 r4:eafd5000 [ 1328.119384][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.119588][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.119638][ T32] r5:852bc38c r4:852bc000 [ 1328.119746][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.119825][ T32] r7:dddced40 r6:83018000 r5:852bc38c r4:851db300 [ 1328.119886][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.119939][ T32] r10:61c88647 r9:85342400 r8:851db32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.119964][ T32] r4:851db300 [ 1328.120011][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.120088][ T32] r10:00000000 r9:851db300 r8:8027ed34 r7:eb1b9e60 r6:851ac680 r5:85342400 [ 1328.120208][ T32] r4:00000001 [ 1328.120231][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.120296][ T32] Exception stack(0xeb1c1fb0 to 0xeb1c1ff8) [ 1328.120447][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.120482][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.120521][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.120692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.120723][ T32] r4:851bb480 [ 1328.121544][ T32] INFO: task kworker/0:514:4718 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1328.121631][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.121715][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.121791][ T32] Call trace: [ 1328.121822][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1328.121874][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1328.121899][ T32] r4:00000000 [ 1328.121967][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.122023][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1328.122077][ T32] 5d20: d3a4e000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1328.122112][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1328.122138][ T32] 5d60: 800f0013 ffffffff [ 1328.122277][ T32] r5:800f0013 r4:80239bd0 [ 1328.122358][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.122407][ T32] r4:82ac11e4 [ 1328.122429][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.122474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1328.122506][ T32] r4:eaeb5dc0 [ 1328.122528][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.122573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1328.122656][ T32] r4:00000000 [ 1328.122766][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1328.122820][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1328.122844][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.122888][ T32] r5:00001000 r4:eadb5000 [ 1328.122909][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.122949][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.122994][ T32] r5:8524af8c r4:8524ac00 [ 1328.123078][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.123167][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1328.123202][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.123312][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.123370][ T32] r4:84b79e80 [ 1328.123393][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.123444][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1328.123468][ T32] r4:00000001 [ 1328.123489][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.123534][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1328.123586][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.123621][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.123720][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.123755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.123779][ T32] r4:84719340 [ 1328.123929][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.124080][ T32] INFO: task kworker/0:515:4720 blocked for more than 454 seconds. [ 1328.155028][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.155112][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.155217][ T32] task:kworker/0:515 state:D stack:0 pid:4720 tgid:4720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.155335][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.155426][ T32] Call trace: [ 1328.155518][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1328.155584][ T32] r10:829187f4 r9:eb1c9d84 r8:00000002 r7:60000013 r6:eb1c9d8c r5:85343000 [ 1328.155610][ T32] r4:85343000 [ 1328.155633][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1328.155678][ T32] r5:85343000 r4:829187f0 [ 1328.155714][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.155772][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.155825][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c9e08 [ 1328.155866][ T32] r4:00000000 [ 1328.155891][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1328.155933][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.155976][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.156022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bb880 [ 1328.156047][ T32] r4:00000000 [ 1328.156081][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1328.156137][ T32] r9:83018005 r8:85343000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1328.156161][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.156235][ T32] r5:00001000 r4:eb005000 [ 1328.156286][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.156333][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.156380][ T32] r5:852bcb8c r4:852bc800 [ 1328.156402][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.156454][ T32] r7:dddced40 r6:83018000 r5:852bcb8c r4:851db380 [ 1328.156475][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.156534][ T32] r10:61c88647 r9:85343000 r8:851db3ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.156583][ T32] r4:851db380 [ 1328.156604][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.156680][ T32] r10:00000000 r9:851db380 r8:8027ed34 r7:eb1b9e60 r6:851ac700 r5:85343000 [ 1328.156710][ T32] r4:00000001 [ 1328.156834][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.156878][ T32] Exception stack(0xeb1c9fb0 to 0xeb1c9ff8) [ 1328.156908][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.156938][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.156967][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.157011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.157039][ T32] r4:851bb600 [ 1328.157801][ T32] INFO: task kworker/0:515:4720 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1328.157838][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.157899][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.158042][ T32] Call trace: [ 1328.158110][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1328.158165][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1328.158216][ T32] r4:00000000 [ 1328.158353][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.158404][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1328.158517][ T32] 5d20: d3f6c000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1328.158579][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1328.158633][ T32] 5d60: 800f0013 ffffffff [ 1328.158719][ T32] r5:800f0013 r4:80239bd0 [ 1328.158789][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.158847][ T32] r4:82ac11e4 [ 1328.158872][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.158922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1328.158946][ T32] r4:eaeb5dc0 [ 1328.158967][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.159011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1328.159046][ T32] r4:00000000 [ 1328.159126][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1328.159461][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 ** 6 printk messages dropped ** [ 1328.159755][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1328.160359][ T32] INFO: task kworker/0:516:4722 blocked for more than 454 seconds. ** 9 printk messages dropped ** [ 1328.161135][ T32] r5:85345400 r4:829187f0 [ 1328.161187][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.161234][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1328.161356][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.161561][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.161786][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1328.162273][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1328.162543][ T32] r4:851bb7c0 ** 3 printk messages dropped ** [ 1328.163171][ T32] Call trace: ** 6 printk messages dropped ** [ 1328.163490][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1328.178993][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 9 printk messages dropped ** [ 1328.179489][ T32] r4:84b79e80 ** 5 printk messages dropped ** [ 1328.179727][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1328.179840][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.179875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.179899][ T32] r4:84719340 [ 1328.179924][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.179975][ T32] INFO: task kworker/0:517:4724 blocked for more than 454 seconds. [ 1328.180013][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.180041][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.180086][ T32] task:kworker/0:517 state:D stack:0 pid:4724 tgid:4724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.180171][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.180243][ T32] Call trace: [ 1328.180290][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1328.180344][ T32] r10:829187f4 r9:eb1d9d84 r8:00000002 r7:60000113 r6:eb1d9d8c r5:85344800 [ 1328.180368][ T32] r4:85344800 [ 1328.180389][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1328.180431][ T32] r5:85344800 r4:829187f0 [ 1328.180451][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.180510][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.180584][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d9e08 [ 1328.180610][ T32] r4:00000000 [ 1328.180655][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1328.180751][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.180797][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.180842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bb9c0 [ 1328.180866][ T32] r4:00000000 [ 1328.180886][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1328.180933][ T32] r9:83018005 r8:85344800 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1328.180955][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.180998][ T32] r5:00001000 r4:eb01d000 [ 1328.181018][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.181060][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.181103][ T32] r5:852bcf8c r4:852bcc00 [ 1328.181124][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.181170][ T32] r7:dddced40 r6:83018000 r5:852bcf8c r4:851db480 [ 1328.181191][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.181239][ T32] r10:61c88647 r9:85344800 r8:851db4ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.181261][ T32] r4:851db480 [ 1328.181292][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.181343][ T32] r10:00000000 r9:851db480 r8:8027ed34 r7:eb1d1e60 r6:851ac800 r5:85344800 [ 1328.181367][ T32] r4:00000001 [ 1328.181410][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.181473][ T32] Exception stack(0xeb1d9fb0 to 0xeb1d9ff8) [ 1328.181518][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.181551][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.181601][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.181637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.181683][ T32] r4:851bb8c0 [ 1328.182443][ T32] INFO: task kworker/0:517:4724 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1328.182480][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1328.183182][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1328.183591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 ** 9 printk messages dropped ** [ 1328.201624][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 ** 7 printk messages dropped ** [ 1328.202101][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1328.202155][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.202189][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.202240][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.202323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.202349][ T32] r4:84719340 [ 1328.202394][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.202481][ T32] INFO: task kworker/0:518:4726 blocked for more than 454 seconds. [ 1328.202524][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.202564][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.202611][ T32] task:kworker/0:518 state:D stack:0 pid:4726 tgid:4726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.202673][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.202805][ T32] Call trace: [ 1328.202860][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1328.202914][ T32] r10:829187f4 r9:eb169d84 r8:00000002 r7:60000113 r6:eb169d8c r5:84956c00 [ 1328.202950][ T32] r4:84956c00 [ 1328.202984][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1328.203094][ T32] r5:84956c00 r4:829187f0 [ 1328.203119][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.203161][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.203209][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb169e08 [ 1328.203232][ T32] r4:00000000 [ 1328.203253][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1328.203292][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.203333][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.203398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bbb00 [ 1328.203427][ T32] r4:00000000 [ 1328.203470][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1328.203551][ T32] r9:83018005 r8:84956c00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1328.203583][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.203629][ T32] r5:00001000 r4:eb043000 [ 1328.203672][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.203716][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.203769][ T32] r5:852bd38c r4:852bd000 [ 1328.203876][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.203987][ T32] r7:dddced40 r6:83018000 r5:852bd38c r4:851db500 [ 1328.210527][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.210621][ T32] r10:61c88647 r9:84956c00 r8:851db52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.210647][ T32] r4:851db500 [ 1328.210670][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.210746][ T32] r10:00000000 r9:851db500 r8:8027ed34 r7:eb1d1e60 r6:851db580 r5:84956c00 [ 1328.210784][ T32] r4:00000001 [ 1328.210809][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.210848][ T32] Exception stack(0xeb169fb0 to 0xeb169ff8) [ 1328.210923][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.210957][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.210985][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.211017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.211041][ T32] r4:851bba00 [ 1328.211815][ T32] INFO: task kworker/0:518:4726 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1328.211854][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.211992][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.212085][ T32] Call trace: [ 1328.212132][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1328.212190][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1328.212250][ T32] r4:00000000 [ 1328.212318][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.212363][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1328.212396][ T32] 5d20: d44c4000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1328.212438][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1328.212465][ T32] 5d60: 800f0013 ffffffff [ 1328.212490][ T32] r5:800f0013 r4:80239bd0 [ 1328.212511][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.212580][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1328.212708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 ** 6 printk messages dropped ** [ 1328.213086][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1328.213413][ T32] r4:84b79e80 ** 5 printk messages dropped ** [ 1328.213738][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.227950][ T32] task:kworker/0:519 state:D stack:0 pid:4729 tgid:4729 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1328.228384][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.228425][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1328.228496][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.228727][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1328.229161][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1328.230172][ T32] r4:851bbc40 ** 3 printk messages dropped ** [ 1328.231831][ T32] Call trace: ** 6 printk messages dropped ** [ 1328.232412][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1328.233038][ T32] r4:eaeb5dc0 ** 5 printk messages dropped ** [ 1328.233555][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1328.257582][ T32] r4:84b79e80 ** 3 printk messages dropped ** [ 1328.257959][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.258055][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1328.258125][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.258193][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.258253][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.258330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.258383][ T32] r4:84719340 [ 1328.258450][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.258539][ T32] INFO: task kworker/0:520:4731 blocked for more than 454 seconds. [ 1328.258619][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.258676][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.258729][ T32] task:kworker/0:520 state:D stack:0 pid:4731 tgid:4731 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.258911][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.259030][ T32] Call trace: [ 1328.259106][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1328.259238][ T32] r10:829187f4 r9:eb145d84 r8:00000002 r7:60000113 r6:eb145d8c r5:84a89800 [ 1328.259335][ T32] r4:84a89800 [ 1328.259403][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1328.259500][ T32] r5:84a89800 r4:829187f0 [ 1328.259550][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.259645][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.259843][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb145e08 [ 1328.259910][ T32] r4:00000000 [ 1328.259986][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1328.260083][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.260180][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.260307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85128f80 [ 1328.260378][ T32] r4:00000000 [ 1328.260442][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1328.260591][ T32] r9:83018005 r8:84a89800 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [ 1328.260647][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.260825][ T32] r5:00001000 r4:dfa15000 [ 1328.260902][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.260999][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.261095][ T32] r5:844b978c r4:844b9400 [ 1328.261161][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.261272][ T32] r7:dddced40 r6:83018000 r5:844b978c r4:851db700 [ 1328.261339][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.261478][ T32] r10:61c88647 r9:84a89800 r8:851db72c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.261542][ T32] r4:851db700 [ 1328.261589][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.261696][ T32] r10:00000000 r9:851db700 r8:8027ed34 r7:eb1e1e60 r6:851db780 r5:84a89800 [ 1328.261763][ T32] r4:00000001 [ 1328.261816][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.261902][ T32] Exception stack(0xeb145fb0 to 0xeb145ff8) [ 1328.261987][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.262065][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.262136][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.262213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.262291][ T32] r4:851bbe80 [ 1328.263600][ T32] INFO: task kworker/0:520:4731 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1328.263682][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.263905][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.280881][ T32] Call trace: [ 1328.280991][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1328.281144][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1328.281201][ T32] r4:00000000 [ 1328.281251][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.281346][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1328.281428][ T32] 5d20: d4d97000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1328.281525][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1328.282130][ T32] r4:eaeb5dc0 ** 4 printk messages dropped ** [ 1328.282620][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 6 printk messages dropped ** [ 1328.283264][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 ** 8 printk messages dropped ** [ 1328.299560][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.300308][ T32] task:kworker/0:521 state:D stack:0 pid:4732 tgid:4732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1328.301265][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1328.301443][ T32] r4:00000000 [ 1328.301488][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1328.301577][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.301658][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.301767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c1140 [ 1328.301826][ T32] r4:00000000 [ 1328.301873][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1328.302000][ T32] r9:83018005 r8:84a8a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1328.302071][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.302171][ T32] r5:00001000 r4:eb0a5000 [ 1328.302223][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.302317][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.302412][ T32] r5:852bdf8c r4:852bdc00 [ 1328.302463][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.302601][ T32] r7:dddced40 r6:83018000 r5:852bdf8c r4:851db800 [ 1328.302662][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.302785][ T32] r10:61c88647 r9:84a8a400 r8:851db82c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.302843][ T32] r4:851db800 [ 1328.302892][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.302999][ T32] r10:00000000 r9:851db800 r8:8027ed34 r7:eb145e60 r6:851db880 r5:84a8a400 [ 1328.303059][ T32] r4:00000001 [ 1328.303126][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.303241][ T32] Exception stack(0xeb1e5fb0 to 0xeb1e5ff8) [ 1328.303312][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.303381][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1328.315863][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1328.317148][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1328.317547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 ** 14 printk messages dropped ** [ 1328.318962][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1328.319070][ T32] r4:00000001 [ 1328.319132][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.319236][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1328.319304][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.319391][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.319486][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.319568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.319641][ T32] r4:84719340 [ 1328.319709][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.319799][ T32] INFO: task kworker/1:285:4735 blocked for more than 454 seconds. [ 1328.319878][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.319942][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.320073][ T32] task:kworker/1:285 state:D stack:0 pid:4735 tgid:4735 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.320217][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.320308][ T32] Call trace: [ 1328.320428][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1328.320572][ T32] r10:829187f4 r9:eb1ddd84 r8:00000002 r7:60000113 r6:eb1ddd8c r5:85343c00 [ 1328.320669][ T32] r4:85343c00 [ 1328.320746][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1328.320853][ T32] r5:85343c00 r4:829187f0 [ 1328.320905][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.321000][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.321120][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1dde08 [ 1328.321196][ T32] r4:00000000 [ 1328.321248][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1328.321337][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.321444][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.321596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7140 [ 1328.321667][ T32] r4:00000000 [ 1328.321839][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1328.321961][ T32] r9:83018205 r8:85343c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1328.322036][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.322150][ T32] r5:00001000 r4:e001d000 [ 1328.322209][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.322314][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.322456][ T32] r5:8530438c r4:85304000 [ 1328.322517][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.322642][ T32] r7:ddde2d40 r6:83018200 r5:8530438c r4:851ac880 [ 1328.322710][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.322840][ T32] r10:61c88647 r9:85343c00 r8:851ac8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.322922][ T32] r4:851ac880 [ 1328.323041][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1328.323235][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1328.323699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1328.365352][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 ** 5 printk messages dropped ** [ 1328.365783][ T32] 5d60: 800f0013 ffffffff [ 1328.365845][ T32] r5:800f0013 r4:80239bd0 [ 1328.365913][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.366025][ T32] r4:82ac11e4 [ 1328.366077][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.366170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1328.366219][ T32] r4:eaeb5dc0 [ 1328.366264][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.366392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1328.366452][ T32] r4:00000000 [ 1328.366540][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1328.366658][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1328.366732][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.366846][ T32] r5:00001000 r4:eadb5000 [ 1328.366923][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.367036][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.367138][ T32] r5:8524af8c r4:8524ac00 [ 1328.367221][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.367351][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1328.367411][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1328.367581][ T32] r4:84b79e80 ** 5 printk messages dropped ** [ 1328.368138][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.369055][ T32] task:kworker/0:522 state:D stack:0 pid:4736 tgid:4736 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1328.369993][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.370090][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1328.370698][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1328.371592][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1328.372460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1328.399218][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) ** 8 printk messages dropped ** [ 1328.399912][ T32] r4:eaeb5dc0 ** 5 printk messages dropped ** [ 1328.400320][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1328.401098][ T32] r4:84b79e80 ** 5 printk messages dropped ** [ 1328.401605][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1328.402470][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1328.403035][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1328.403293][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.403604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474b0c0 ** 11 printk messages dropped ** [ 1328.425519][ T32] r10:61c88647 r9:85346000 r8:851db9ac r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1328.425812][ T32] r4:00000001 [ 1328.425862][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.425944][ T32] Exception stack(0xeb0c5fb0 to 0xeb0c5ff8) [ 1328.426014][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.426082][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.426145][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.426217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.426290][ T32] r4:851c1380 [ 1328.427635][ T32] INFO: task kworker/0:523:4741 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1328.427721][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.427881][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.428005][ T32] Call trace: [ 1328.428080][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1328.428199][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1328.428257][ T32] r4:00000000 [ 1328.428341][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.428443][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1328.428518][ T32] 5d20: d5c4d000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1328.428628][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1328.428692][ T32] 5d60: 800f0013 ffffffff [ 1328.428764][ T32] r5:800f0013 r4:80239bd0 [ 1328.428817][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.428914][ T32] r4:82ac11e4 [ 1328.428984][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.429093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1328.429151][ T32] r4:eaeb5dc0 [ 1328.429233][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.429364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1328.429424][ T32] r4:00000000 [ 1328.429528][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1328.429648][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1328.429703][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.429813][ T32] r5:00001000 r4:eadb5000 [ 1328.429894][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.430004][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.430109][ T32] r5:8524af8c r4:8524ac00 [ 1328.430161][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.430270][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1328.430322][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.430472][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.430543][ T32] r4:84b79e80 [ 1328.430596][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.430702][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1328.430772][ T32] r4:00000001 [ 1328.430821][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.430901][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1328.430963][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.431036][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.431130][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.431237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 5 printk messages dropped ** [ 1328.431688][ T32] task:kworker/0:524 state:D stack:0 pid:4742 tgid:4742 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1328.432362][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.432453][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1328.432795][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1328.433748][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1328.456351][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.458445][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 ** 11 printk messages dropped ** [ 1328.459747][ T32] r4:eaeb5dc0 ** 6 printk messages dropped ** [ 1328.460355][ T32] r5:00001000 r4:eadb5000 ** 4 printk messages dropped ** [ 1328.460872][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1328.460925][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.461060][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.461123][ T32] r4:84b79e80 [ 1328.461172][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.461280][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1328.461338][ T32] r4:00000001 [ 1328.461389][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.461473][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1328.461544][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.461615][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.461725][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.461840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.461903][ T32] r4:84719340 [ 1328.461959][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.462022][ T32] INFO: task kworker/1:286:4744 blocked for more than 454 seconds. [ 1328.462096][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.462156][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.462205][ T32] task:kworker/1:286 state:D stack:0 pid:4744 tgid:4744 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.462309][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.462400][ T32] Call trace: [ 1328.462518][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1328.462626][ T32] r10:829187f4 r9:eb0d9d84 r8:00000002 r7:60000113 r6:eb0d9d8c r5:8533ec00 [ 1328.462701][ T32] r4:8533ec00 [ 1328.462763][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1328.462875][ T32] r5:8533ec00 r4:829187f0 [ 1328.462927][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.463022][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.463130][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d9e08 [ 1328.463184][ T32] r4:00000000 [ 1328.463232][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1328.463320][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.463423][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.463533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b75c0 [ 1328.463585][ T32] r4:00000000 [ 1328.463630][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1328.463733][ T32] r9:83018205 r8:8533ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1328.463795][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.463982][ T32] r5:00001000 r4:e497d000 [ 1328.496965][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.497131][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.497269][ T32] r5:85304f8c r4:85304c00 ** 1 printk messages dropped ** [ 1328.497464][ T32] r7:ddde2d40 r6:83018200 r5:85304f8c r4:851acb00 ** 8 printk messages dropped ** [ 1328.498156][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1328.500127][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1328.500929][ T32] 5d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1328.501512][ T32] r4:eaeb5dc0 ** 8 printk messages dropped ** [ 1328.502294][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1328.503333][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.524752][ T32] task:kworker/1:287 state:D stack:0 pid:4746 tgid:4746 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1328.525772][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.525908][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e1e08 [ 1328.525969][ T32] r4:00000000 [ 1328.526024][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1328.526138][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.526241][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.526348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7400 [ 1328.526408][ T32] r4:00000000 [ 1328.526480][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1328.526604][ T32] r9:83018205 r8:85348000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1328.526658][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.526765][ T32] r5:00001000 r4:e07bd000 [ 1328.526820][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.526916][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.527021][ T32] r5:85304b8c r4:85304800 [ 1328.527073][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.527183][ T32] r7:ddde2d40 r6:83018200 r5:85304b8c r4:851acc00 [ 1328.527239][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.527353][ T32] r10:61c88647 r9:85348000 r8:851acc2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.527411][ T32] r4:851acc00 [ 1328.527508][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.527623][ T32] r10:00000000 r9:851acc00 r8:8027ed34 r7:eb0d9e60 r6:851acc80 r5:85348000 [ 1328.527708][ T32] r4:00000001 [ 1328.527811][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.527917][ T32] Exception stack(0xeb0e1fb0 to 0xeb0e1ff8) [ 1328.527989][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.528071][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.528143][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.528222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.528284][ T32] r4:851b7240 [ 1328.529645][ T32] INFO: task kworker/1:287:4746 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1328.529737][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.529933][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.530068][ T32] Call trace: [ 1328.530185][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1328.530310][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1328.530370][ T32] r4:00000000 [ 1328.530421][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.530536][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1328.530619][ T32] 5d20: d6331000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 ** 4 printk messages dropped ** [ 1328.531075][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1328.531501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 ** 9 printk messages dropped ** [ 1328.532440][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 ** 8 printk messages dropped ** [ 1328.533316][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1328.560197][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.560884][ T32] r5:85348c00 r4:829187f0 [ 1328.560946][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.561049][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.561183][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f1e08 [ 1328.561253][ T32] r4:00000000 [ 1328.561309][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1328.561403][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.561503][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.561606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b76c0 [ 1328.561664][ T32] r4:00000000 [ 1328.561719][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1328.561848][ T32] r9:83018205 r8:85348c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1328.561932][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.562053][ T32] r5:00001000 r4:eaad9000 [ 1328.562119][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.562237][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.562348][ T32] r5:8530538c r4:85305000 [ 1328.562404][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.562523][ T32] r7:ddde2d40 r6:83018200 r5:8530538c r4:851acd80 [ 1328.562578][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.562689][ T32] r10:61c88647 r9:85348c00 r8:851acdac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.562760][ T32] r4:851acd80 [ 1328.562838][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.562959][ T32] r10:00000000 r9:851acd80 r8:8027ed34 r7:eb0d9e60 r6:851ace00 r5:85348c00 [ 1328.563020][ T32] r4:00000001 [ 1328.563070][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.563155][ T32] Exception stack(0xeb0f1fb0 to 0xeb0f1ff8) [ 1328.563225][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.563296][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.563382][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.563464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.563522][ T32] r4:851b7800 [ 1328.573412][ T32] INFO: task kworker/1:288:4748 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1328.573676][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.577925][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.578145][ T32] Call trace: [ 1328.578278][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1328.578412][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1328.578472][ T32] r4:00000000 [ 1328.578526][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.578616][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1328.578694][ T32] 5d20: d65e1000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 ** 6 printk messages dropped ** [ 1328.579333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 ** 9 printk messages dropped ** [ 1328.580114][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1328.580912][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1328.581443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1328.582417][ T32] r4:84a88c00 ** 1 printk messages dropped ** [ 1328.582563][ T32] r5:84a88c00 r4:829187f0 [ 1328.582639][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1328.583180][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1328.604824][ T32] r5:85305b8c r4:85305800 ** 6 printk messages dropped ** [ 1328.605557][ T32] r10:00000000 r9:851acd00 r8:8027ed34 r7:eb0f1e60 r6:851dba80 r5:84a88c00 ** 9 printk messages dropped ** [ 1328.607676][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1328.608773][ T32] r5:800f0013 r4:80239bd0 [ 1328.608825][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.608923][ T32] r4:82ac11e4 [ 1328.608996][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.609150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1328.609218][ T32] r4:eaeb5dc0 [ 1328.609270][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.609371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1328.609428][ T32] r4:00000000 [ 1328.609480][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1328.609596][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1328.609704][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.609847][ T32] r5:00001000 r4:eadb5000 [ 1328.609905][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.610001][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.610123][ T32] r5:8524af8c r4:8524ac00 [ 1328.610199][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.610309][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1328.610378][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.610495][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.610577][ T32] r4:84b79e80 [ 1328.610636][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.610755][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1328.610812][ T32] r4:00000001 [ 1328.610860][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.610948][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1328.611040][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.611141][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.611231][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.611308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.611366][ T32] r4:84719340 [ 1328.611421][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.611488][ T32] INFO: task kworker/1:290:4751 blocked for more than 455 seconds. [ 1328.611622][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.611691][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.611779][ T32] task:kworker/1:290 state:D stack:0 pid:4751 tgid:4751 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.611887][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.612000][ T32] Call trace: [ 1328.612172][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1328.612294][ T32] r10:829187f4 r9:eb205d84 r8:00000002 r7:60000113 r6:eb205d8c r5:84a8c800 [ 1328.612352][ T32] r4:84a8c800 [ 1328.612399][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1328.612497][ T32] r5:84a8c800 r4:829187f0 [ 1328.612616][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.612749][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.612874][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb205e08 [ 1328.612927][ T32] r4:00000000 [ 1328.612972][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1328.613053][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.613134][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.613226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7880 [ 1328.613293][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1328.613540][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1328.653761][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.654216][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1328.669667][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) ** 8 printk messages dropped ** [ 1328.670246][ T32] r4:eaeb5dc0 ** 4 printk messages dropped ** [ 1328.670540][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 6 printk messages dropped ** [ 1328.671017][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 ** 4 printk messages dropped ** [ 1328.671214][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1328.671237][ T32] r4:00000001 [ 1328.671258][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.671320][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1328.671352][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.671382][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.671414][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.671447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.671471][ T32] r4:84719340 [ 1328.671493][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.671627][ T32] INFO: task kworker/1:291:4754 blocked for more than 455 seconds. [ 1328.671722][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.671846][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.672033][ T32] task:kworker/1:291 state:D stack:0 pid:4754 tgid:4754 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.672158][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.672202][ T32] Call trace: [ 1328.672258][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1328.672320][ T32] r10:829187f4 r9:eb211d84 r8:00000002 r7:60000013 r6:eb211d8c r5:84a8d400 [ 1328.672374][ T32] r4:84a8d400 [ 1328.672450][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1328.672507][ T32] r5:84a8d400 r4:829187f0 [ 1328.672566][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.672692][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.672747][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb211e08 [ 1328.672805][ T32] r4:00000000 [ 1328.672829][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1328.672870][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.673014][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.673064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7a80 [ 1328.673088][ T32] r4:00000000 [ 1328.673109][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1328.673156][ T32] r9:83018205 r8:84a8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1328.673178][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.673313][ T32] r5:00001000 r4:ead33000 [ 1328.673338][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.673378][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.673524][ T32] r5:85305f8c r4:85305c00 [ 1328.673606][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.673657][ T32] r7:ddde2d40 r6:83018200 r5:85305f8c r4:851acf00 [ 1328.673826][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.674007][ T32] r10:61c88647 r9:84a8d400 r8:851acf2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.684452][ T32] r4:851acf00 [ 1328.684493][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.684605][ T32] r10:00000000 r9:851acf00 r8:8027ed34 r7:eb201e60 r6:851dbb80 r5:84a8d400 [ 1328.684632][ T32] r4:00000001 [ 1328.684653][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.684693][ T32] Exception stack(0xeb211fb0 to 0xeb211ff8) [ 1328.684744][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.684783][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.684813][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.684874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.684900][ T32] r4:851b7980 [ 1328.685636][ T32] INFO: task kworker/1:291:4754 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1328.685675][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.685779][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.685878][ T32] Call trace: [ 1328.685911][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1328.685965][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1328.686073][ T32] r4:00000000 [ 1328.686184][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.686361][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1328.686397][ T32] 5d20: d6fe2000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1328.686428][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1328.686732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 ** 9 printk messages dropped ** [ 1328.687216][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1328.687658][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1328.687890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1328.688250][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.688570][ T32] r5:84a8e000 r4:829187f0 [ 1328.688619][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1328.688873][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1328.689254][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1328.689587][ T32] r4:00000001 [ 1328.689607][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.689655][ T32] Exception stack(0xeb215fb0 to 0xeb215ff8) [ 1328.689686][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.689749][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.689786][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.689869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.689897][ T32] r4:851b7980 [ 1328.690266][ T32] INFO: task kworker/1:292:4755 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1328.690307][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.690368][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.690411][ T32] Call trace: [ 1328.690476][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1328.690529][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1328.690553][ T32] r4:00000000 [ 1328.690574][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.690614][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1328.690645][ T32] 5d20: d6fe2000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1328.690741][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1328.690776][ T32] 5d60: 800f0013 ffffffff [ 1328.690836][ T32] r5:800f0013 r4:80239bd0 [ 1328.690861][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.690905][ T32] r4:82ac11e4 [ 1328.690925][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.690995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1328.691149][ T32] r4:eaeb5dc0 [ 1328.691205][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.691255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1328.691280][ T32] r4:00000000 [ 1328.691300][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1328.691348][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1328.691372][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.691448][ T32] r5:00001000 r4:eadb5000 [ 1328.691502][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.691547][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.691602][ T32] r5:8524af8c r4:8524ac00 [ 1328.691640][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1328.691828][ T32] r4:84b79e80 ** 5 printk messages dropped ** [ 1328.692107][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1328.692439][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1328.692843][ T32] r5:84a8bc00 r4:829187f0 [ 1328.692869][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.692910][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.693012][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb21de08 [ 1328.693067][ T32] r4:00000000 [ 1328.693091][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1328.693133][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.693175][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.693232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c24c0 [ 1328.693321][ T32] r4:00000000 [ 1328.693345][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1328.693396][ T32] r9:83018205 r8:84a8bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1328.693521][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.693569][ T32] r5:00001000 r4:eaf25000 [ 1328.693590][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.693632][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.693761][ T32] r5:85307b8c r4:85307800 [ 1328.693817][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.693868][ T32] r7:ddde2d40 r6:83018200 r5:85307b8c r4:851be000 [ 1328.693980][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.720191][ T32] r10:61c88647 r9:84a8bc00 r8:851be02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.720263][ T32] r4:851be000 [ 1328.720293][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1328.720420][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1328.720596][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1328.720717][ T32] r4:851b7ac0 ** 1 printk messages dropped ** [ 1328.721554][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1328.722037][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1328.722280][ T32] r4:eaeb5dc0 ** 5 printk messages dropped ** [ 1328.722591][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1328.723041][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1328.723316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1328.723920][ T32] r4:84a8ec00 ** 1 printk messages dropped ** [ 1328.737187][ T32] r5:84a8ec00 r4:829187f0 [ 1328.737215][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1328.737359][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1328.737430][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1328.737651][ T32] r9:83018205 r8:84a8ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 2 printk messages dropped ** [ 1328.737775][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.737821][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.737869][ T32] r5:8530678c r4:85306400 [ 1328.737891][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.737942][ T32] r7:ddde2d40 r6:83018200 r5:8530678c r4:851be080 [ 1328.737985][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.738041][ T32] r10:61c88647 r9:84a8ec00 r8:851be0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.738067][ T32] r4:851be080 [ 1328.738088][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.738137][ T32] r10:00000000 r9:851be080 r8:8027ed34 r7:eb21de60 r6:851dbd00 r5:84a8ec00 [ 1328.738160][ T32] r4:00000001 [ 1328.738181][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.738245][ T32] Exception stack(0xeb225fb0 to 0xeb225ff8) [ 1328.738280][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.738311][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.738339][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.738370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.738394][ T32] r4:851b7f00 [ 1328.739166][ T32] INFO: task kworker/1:294:4759 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1328.739203][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.739340][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.739410][ T32] Call trace: [ 1328.739475][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1328.739550][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1328.739578][ T32] r4:00000000 [ 1328.739617][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.739660][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1328.739692][ T32] 5d20: d7909000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1328.739768][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1328.739799][ T32] 5d60: 800f0013 ffffffff [ 1328.739837][ T32] r5:800f0013 r4:80239bd0 [ 1328.739882][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.739951][ T32] r4:82ac11e4 [ 1328.740018][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.740079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1328.740103][ T32] r4:eaeb5dc0 [ 1328.740125][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.740170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1328.740194][ T32] r4:00000000 [ 1328.740237][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1328.740315][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1328.740342][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.740387][ T32] r5:00001000 r4:eadb5000 [ 1328.740408][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.740448][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.740507][ T32] r5:8524af8c r4:8524ac00 [ 1328.740595][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.740684][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1328.740738][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1328.740878][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1328.741308][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1328.741882][ T32] r5:84a8b000 r4:829187f0 [ 1328.741903][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1328.742066][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1328.742599][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1328.743107][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1328.764769][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.765055][ T32] r5:800f0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1328.765433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 ** 7 printk messages dropped ** [ 1328.765810][ T32] r5:8524af8c r4:8524ac00 ** 4 printk messages dropped ** [ 1328.766004][ T32] r4:84b79e80 ** 4 printk messages dropped ** [ 1328.766197][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1328.766228][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.766259][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.766288][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.766320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.766343][ T32] r4:84719340 [ 1328.766386][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.766419][ T32] INFO: task kworker/1:296:4763 blocked for more than 455 seconds. [ 1328.766477][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.766516][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.766540][ T32] task:kworker/1:296 state:D stack:0 pid:4763 tgid:4763 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.766620][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.766753][ T32] Call trace: [ 1328.766815][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1328.766888][ T32] r10:829187f4 r9:eb235d84 r8:00000002 r7:60000113 r6:eb235d8c r5:85270c00 [ 1328.766916][ T32] r4:85270c00 [ 1328.766959][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1328.767005][ T32] r5:85270c00 r4:829187f0 [ 1328.767026][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.767091][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.767145][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb235e08 [ 1328.767168][ T32] r4:00000000 [ 1328.767189][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1328.767253][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.767337][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.767395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c2040 [ 1328.767421][ T32] r4:00000000 [ 1328.767463][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1328.767522][ T32] r9:83018205 r8:85270c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1328.767555][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.767611][ T32] r5:00001000 r4:eaee1000 [ 1328.767635][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.767676][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.767721][ T32] r5:85306f8c r4:85306c00 [ 1328.767764][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.767815][ T32] r7:ddde2d40 r6:83018200 r5:85306f8c r4:851be180 [ 1328.767860][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.767913][ T32] r10:61c88647 r9:85270c00 r8:851be1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.767958][ T32] r4:851be180 [ 1328.767983][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.768032][ T32] r10:00000000 r9:851be180 r8:8027ed34 r7:eb21de60 r6:851dbe00 r5:85270c00 [ 1328.768055][ T32] r4:00000001 [ 1328.768074][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.768110][ T32] Exception stack(0xeb235fb0 to 0xeb235ff8) [ 1328.768146][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.768181][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.768230][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.768286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.768313][ T32] r4:851c2080 [ 1328.769091][ T32] INFO: task kworker/1:296:4763 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1328.769130][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.769282][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.769366][ T32] Call trace: [ 1328.769422][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1328.769488][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1328.769526][ T32] r4:00000000 [ 1328.769564][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.769629][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1328.769672][ T32] 5d20: d7d4d000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1328.769706][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1328.769731][ T32] 5d60: 800f0013 ffffffff [ 1328.769756][ T32] r5:800f0013 r4:80239bd0 [ 1328.769778][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 2 printk messages dropped ** [ 1328.769911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 ** 9 printk messages dropped ** [ 1328.770385][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1328.770817][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) ** 6 printk messages dropped ** [ 1328.771087][ T32] INFO: task kworker/1:297:4765 blocked for more than 455 seconds. ** 9 printk messages dropped ** [ 1328.771516][ T32] r5:85270000 r4:829187f0 [ 1328.771561][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1328.771846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c2180 ** 7 printk messages dropped ** [ 1328.772156][ T32] r5:8530738c r4:85307000 [ 1328.772186][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.772251][ T32] r7:ddde2d40 r6:83018200 r5:8530738c r4:851be200 [ 1328.772298][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.772359][ T32] r10:61c88647 r9:85270000 r8:851be22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.772409][ T32] r4:851be200 [ 1328.772449][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.772504][ T32] r10:00000000 r9:851be200 r8:8027ed34 r7:eb21de60 r6:851dbe80 r5:85270000 [ 1328.772528][ T32] r4:00000001 [ 1328.772617][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.772661][ T32] Exception stack(0xeb23dfb0 to 0xeb23dff8) [ 1328.772689][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.772719][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.772753][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.772827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.772896][ T32] r4:851c22c0 [ 1328.773211][ T32] INFO: task kworker/1:297:4765 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1328.773278][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.773356][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.773446][ T32] Call trace: [ 1328.773529][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1328.773585][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1328.773610][ T32] r4:00000000 [ 1328.773631][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.773691][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1328.773728][ T32] 5d20: d7d4d000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1328.773762][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1328.773797][ T32] 5d60: 800f0013 ffffffff [ 1328.773825][ T32] r5:800f0013 r4:80239bd0 [ 1328.773866][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.773912][ T32] r4:82ac11e4 [ 1328.773994][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.792474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1328.792572][ T32] r4:eaeb5dc0 ** 4 printk messages dropped ** [ 1328.792840][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 9 printk messages dropped ** [ 1328.793384][ T32] r4:84b79e80 ** 6 printk messages dropped ** [ 1328.793747][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1328.807578][ T32] r10:829187f4 r9:eb239d84 r8:00000002 r7:60000113 r6:eb239d8c r5:8534a400 ** 2 printk messages dropped ** [ 1328.807699][ T32] r5:8534a400 r4:829187f0 [ 1328.807736][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.807780][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.807829][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb239e08 [ 1328.807870][ T32] r4:00000000 [ 1328.807894][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1328.807934][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.808000][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.808049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c2340 [ 1328.808082][ T32] r4:00000000 [ 1328.808105][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1328.808165][ T32] r9:83018205 r8:8534a400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1328.808214][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.808264][ T32] r5:00001000 r4:eaf11000 [ 1328.808285][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.808325][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.808368][ T32] r5:8530778c r4:85307400 [ 1328.808410][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.808465][ T32] r7:ddde2d40 r6:83018200 r5:8530778c r4:851be280 [ 1328.808486][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.808582][ T32] r10:61c88647 r9:8534a400 r8:851be2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.808644][ T32] r4:851be280 [ 1328.808669][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.808720][ T32] r10:00000000 r9:851be280 r8:8027ed34 r7:eb21de60 r6:851be300 r5:8534a400 [ 1328.808782][ T32] r4:00000001 [ 1328.808828][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.808890][ T32] Exception stack(0xeb239fb0 to 0xeb239ff8) [ 1328.808941][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.809030][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.809066][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.809106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.809172][ T32] r4:851c2340 [ 1328.809948][ T32] INFO: task kworker/1:298:4767 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1328.809987][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.810047][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.810093][ T32] Call trace: [ 1328.810162][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1328.810229][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1328.810280][ T32] r4:00000000 [ 1328.810308][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.810372][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1328.810407][ T32] 5d20: d83c7000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1328.810449][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1328.810478][ T32] 5d60: 800f0013 ffffffff [ 1328.810531][ T32] r5:800f0013 r4:80239bd0 [ 1328.810608][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.810678][ T32] r4:82ac11e4 [ 1328.810763][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1328.810904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 ** 9 printk messages dropped ** [ 1328.811408][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 ** 8 printk messages dropped ** [ 1328.811764][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1328.812106][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.812347][ T32] r5:8534b000 r4:829187f0 [ 1328.812371][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.812412][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1328.812796][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.813023][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1328.813425][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1328.813671][ T32] r4:851c2440 ** 3 printk messages dropped ** [ 1328.826560][ T32] Call trace: ** 7 printk messages dropped ** [ 1328.826852][ T32] 5d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1328.827158][ T32] r4:eaeb5dc0 ** 6 printk messages dropped ** [ 1328.827816][ T32] r5:00001000 r4:eadb5000 ** 4 printk messages dropped ** [ 1328.828030][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 ** 8 printk messages dropped ** [ 1328.828405][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.828794][ T32] task:kworker/1:300 state:D stack:0 pid:4771 tgid:4771 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.829116][ T32] r5:8534bc00 r4:829187f0 ** 3 printk messages dropped ** [ 1328.829279][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.829538][ T32] r9:83018205 r8:8534bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 8 printk messages dropped ** [ 1328.829882][ T32] r10:61c88647 r9:8534bc00 r8:851be4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1328.830096][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.830125][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.830153][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.830184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.830207][ T32] r4:851c2440 [ 1328.830905][ T32] INFO: task kworker/1:300:4771 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1328.830950][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.831011][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.831101][ T32] Call trace: [ 1328.831151][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1328.831228][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1328.831279][ T32] r4:00000000 [ 1328.831310][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.831352][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1328.831395][ T32] 5d20: d83c7000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1328.831451][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1328.831480][ T32] 5d60: 800f0013 ffffffff [ 1328.831511][ T32] r5:800f0013 r4:80239bd0 [ 1328.831532][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.831596][ T32] r4:82ac11e4 [ 1328.831643][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.831713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1328.831759][ T32] r4:eaeb5dc0 [ 1328.831799][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.831849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1328.831873][ T32] r4:00000000 [ 1328.831915][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1328.831972][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1328.832006][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.832101][ T32] r5:00001000 r4:eadb5000 [ 1328.832133][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.832177][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.832222][ T32] r5:8524af8c r4:8524ac00 [ 1328.832243][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.832336][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1328.832393][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.832448][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.832473][ T32] r4:84b79e80 [ 1328.832493][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.832618][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1328.832694][ T32] r4:00000001 [ 1328.832722][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.832806][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1328.832838][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.832868][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.832897][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.832928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.832953][ T32] r4:84719340 [ 1328.832975][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.833022][ T32] INFO: task kworker/1:301:4774 blocked for more than 455 seconds. [ 1328.833061][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.833086][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.833116][ T32] task:kworker/1:301 state:D stack:0 pid:4774 tgid:4774 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.833522][ T32] r5:8534d400 r4:829187f0 [ 1328.833543][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1328.833653][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.833872][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.851472][ T32] r5:8530c38c r4:8530c000 ** 4 printk messages dropped ** [ 1328.851711][ T32] r4:851be580 ** 6 printk messages dropped ** [ 1328.851993][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1328.853140][ T32] Call trace: ** 7 printk messages dropped ** [ 1328.853646][ T32] 5d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1328.866400][ T32] r4:eaeb5dc0 ** 5 printk messages dropped ** [ 1328.866732][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1328.867147][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1328.867589][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1328.867935][ T32] r10:829187f4 r9:eb24dd84 r8:00000002 r7:60000113 r6:eb24dd8c r5:8534ec00 ** 2 printk messages dropped ** [ 1328.868044][ T32] r5:8534ec00 r4:829187f0 ** 2 printk messages dropped ** [ 1328.868211][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb24de08 ** 9 printk messages dropped ** [ 1328.868647][ T32] r5:00001000 r4:eb0e3000 ** 4 printk messages dropped ** [ 1328.868822][ T32] r7:ddde2d40 r6:83018200 r5:8530cf8c r4:851be680 ** 9 printk messages dropped ** [ 1328.869212][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.870324][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 ** 11 printk messages dropped ** [ 1328.870722][ T32] r4:eaeb5dc0 ** 6 printk messages dropped ** [ 1328.871019][ T32] r5:00001000 r4:eadb5000 ** 1 printk messages dropped ** [ 1328.871079][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.871122][ T32] r5:8524af8c r4:8524ac00 [ 1328.871141][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.871198][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1328.871240][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.871291][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.871317][ T32] r4:84b79e80 [ 1328.871337][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.871383][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1328.871406][ T32] r4:00000001 [ 1328.871426][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.871461][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1328.871489][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.871527][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.871566][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.871607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.871652][ T32] r4:84719340 [ 1328.871677][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.871703][ T32] INFO: task kworker/1:303:4777 blocked for more than 455 seconds. [ 1328.871733][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.871758][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.871779][ T32] task:kworker/1:303 state:D stack:0 pid:4777 tgid:4777 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.871826][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.871887][ T32] Call trace: [ 1328.871922][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1328.871970][ T32] r10:829187f4 r9:eb251d84 r8:00000002 r7:60000113 r6:eb251d8c r5:8534c800 [ 1328.872144][ T32] r4:8534c800 [ 1328.872212][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1328.872258][ T32] r5:8534c800 r4:829187f0 [ 1328.872302][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.872347][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.872396][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb251e08 [ 1328.872420][ T32] r4:00000000 [ 1328.872453][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1328.872501][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.872566][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.872612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c2c80 [ 1328.872637][ T32] r4:00000000 [ 1328.872657][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1328.872715][ T32] r9:83018205 r8:8534c800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1328.872757][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.872827][ T32] r5:00001000 r4:eb0bd000 [ 1328.872856][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.872902][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.872968][ T32] r5:8530cb8c r4:8530c800 [ 1328.872993][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.873042][ T32] r7:ddde2d40 r6:83018200 r5:8530cb8c r4:851be780 [ 1328.873085][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.873147][ T32] r10:61c88647 r9:8534c800 r8:851be7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.873174][ T32] r4:851be780 [ 1328.873195][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.873275][ T32] r10:00000000 r9:851be780 r8:8027ed34 r7:eb24de60 r6:851be800 r5:8534c800 [ 1328.873356][ T32] r4:00000001 [ 1328.873383][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.873421][ T32] Exception stack(0xeb251fb0 to 0xeb251ff8) [ 1328.873449][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.873503][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.873537][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.873603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1328.897715][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 ** 11 printk messages dropped ** [ 1328.898415][ T32] r4:eaeb5dc0 ** 5 printk messages dropped ** [ 1328.898613][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1328.898960][ T32] r4:84b79e80 ** 5 printk messages dropped ** [ 1328.899170][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.899568][ T32] task:kworker/1:304 state:D stack:0 pid:4780 tgid:4780 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.899899][ T32] r5:85349800 r4:829187f0 ** 3 printk messages dropped ** [ 1328.900030][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.900305][ T32] r9:83018205 r8:85349800 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 ** 11 printk messages dropped ** [ 1328.900821][ T32] r10:00000000 r9:851be880 r8:8027ed34 r7:eb24de60 r6:851be900 r5:85349800 ** 9 printk messages dropped ** [ 1328.901909][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.902055][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.902132][ T32] Call trace: [ 1328.902186][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1328.902260][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1328.902289][ T32] r4:00000000 [ 1328.902330][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.902382][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1328.902417][ T32] 5d20: d918c000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1328.902491][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1328.902545][ T32] 5d60: 800f0013 ffffffff [ 1328.902576][ T32] r5:800f0013 r4:80239bd0 [ 1328.902619][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.902665][ T32] r4:82ac11e4 [ 1328.902685][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.902729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1328.902753][ T32] r4:eaeb5dc0 [ 1328.902773][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.902817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1328.902840][ T32] r4:00000000 [ 1328.902859][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1328.902907][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1328.902929][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.902973][ T32] r5:00001000 r4:eadb5000 [ 1328.902992][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.903031][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.903074][ T32] r5:8524af8c r4:8524ac00 [ 1328.903094][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.903143][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1328.903164][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.903211][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.903283][ T32] r4:84b79e80 [ 1328.903311][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.903362][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1328.903387][ T32] r4:00000001 [ 1328.903407][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.903442][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1328.903488][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.903538][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.903567][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.903645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.903672][ T32] r4:84719340 [ 1328.903695][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.903741][ T32] INFO: task kworker/1:305:4781 blocked for more than 455 seconds. [ 1328.903778][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.903805][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.903854][ T32] task:kworker/1:305 state:D stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.903953][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.919219][ T32] Call trace: [ 1328.919434][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1328.919531][ T32] r10:829187f4 r9:eb259d84 r8:00000002 r7:60000013 r6:eb259d8c r5:85350c00 [ 1328.919559][ T32] r4:85350c00 [ 1328.919603][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1328.919653][ T32] r5:85350c00 r4:829187f0 [ 1328.919674][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.919716][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.919774][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb259e08 [ 1328.919823][ T32] r4:00000000 [ 1328.919848][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1328.920235][ T32] r9:83018205 r8:85350c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 ** 8 printk messages dropped ** [ 1328.920702][ T32] r10:61c88647 r9:85350c00 r8:851be9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1328.921161][ T32] r4:851c2280 ** 3 printk messages dropped ** [ 1328.922110][ T32] Call trace: ** 10 printk messages dropped ** [ 1328.922672][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1328.923032][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 8 printk messages dropped ** [ 1328.923514][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1328.940495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1328.941152][ T32] r4:85273000 ** 1 printk messages dropped ** [ 1328.941243][ T32] r5:85273000 r4:829187f0 ** 1 printk messages dropped ** [ 1328.941415][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.941470][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb261e08 [ 1328.941495][ T32] r4:00000000 [ 1328.941524][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1328.941565][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.941671][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.941760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84974740 [ 1328.941858][ T32] r4:00000000 [ 1328.941883][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1328.941959][ T32] r9:83018205 r8:85273000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1328.942001][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.942050][ T32] r5:00001000 r4:eb291000 [ 1328.942071][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.942135][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.942183][ T32] r5:8530e78c r4:8530e400 [ 1328.942204][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.942255][ T32] r7:ddde2d40 r6:83018200 r5:8530e78c r4:851bea80 [ 1328.942277][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.942347][ T32] r10:61c88647 r9:85273000 r8:851beaac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.942376][ T32] r4:851bea80 [ 1328.942398][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.942447][ T32] r10:00000000 r9:851bea80 r8:8027ed34 r7:eb259e60 r6:851dbf00 r5:85273000 [ 1328.942512][ T32] r4:00000001 [ 1328.942571][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.942614][ T32] Exception stack(0xeb261fb0 to 0xeb261ff8) [ 1328.942657][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.942734][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.942765][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.942812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.942838][ T32] r4:84974000 [ 1328.943628][ T32] INFO: task kworker/1:306:4784 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1328.943670][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.943822][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.943871][ T32] Call trace: [ 1328.943978][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1328.957870][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1328.957929][ T32] r4:00000000 [ 1328.957956][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.958021][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1328.958178][ T32] 5d20: d99cf000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1328.958215][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1328.958261][ T32] 5d60: 800f0013 ffffffff [ 1328.958374][ T32] r5:800f0013 r4:80239bd0 [ 1328.958400][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.958449][ T32] r4:82ac11e4 [ 1328.958471][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.958525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1328.958570][ T32] r4:eaeb5dc0 [ 1328.958595][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.958642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1328.958665][ T32] r4:00000000 [ 1328.958686][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1328.958735][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1328.958778][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.958980][ T32] r5:00001000 r4:eadb5000 [ 1328.959005][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.959049][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.959100][ T32] r5:8524af8c r4:8524ac00 [ 1328.959143][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.959196][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1328.959242][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1328.959360][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1328.959976][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1328.960536][ T32] r5:85273c00 r4:829187f0 [ 1328.960585][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.960628][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.960675][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb265e08 [ 1328.960699][ T32] r4:00000000 [ 1328.960762][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1328.960806][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.960845][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.960903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84974300 [ 1328.960955][ T32] r4:00000000 [ 1328.960979][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1328.961050][ T32] r9:83018205 r8:85273c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1328.961077][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.961145][ T32] r5:00001000 r4:eb26d000 [ 1328.961174][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.961239][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.961287][ T32] r5:8530db8c r4:8530d800 [ 1328.961321][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.961395][ T32] r7:ddde2d40 r6:83018200 r5:8530db8c r4:851beb00 [ 1328.961453][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.961528][ T32] r10:61c88647 r9:85273c00 r8:851beb2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.961575][ T32] r4:851beb00 [ 1328.961620][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.961671][ T32] r10:00000000 r9:851beb00 r8:8027ed34 r7:eb261e60 r6:851dbf80 r5:85273c00 [ 1328.961695][ T32] r4:00000001 [ 1328.961715][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.961751][ T32] Exception stack(0xeb265fb0 to 0xeb265ff8) [ 1328.961799][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.961875][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.961907][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1328.963002][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1328.963493][ T32] 5d60: 800f0013 ffffffff ** 4 printk messages dropped ** [ 1328.963722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1328.963751][ T32] r4:eaeb5dc0 [ 1328.963775][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1328.963821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1328.963891][ T32] r4:00000000 [ 1328.963915][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1328.978954][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1328.979045][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.979126][ T32] r5:00001000 r4:eadb5000 [ 1328.979148][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1328.979189][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.979234][ T32] r5:8524af8c r4:8524ac00 [ 1328.979255][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.979327][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1328.979354][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.979404][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.979428][ T32] r4:84b79e80 [ 1328.979470][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.979539][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1328.979562][ T32] r4:00000001 [ 1328.979582][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.979620][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1328.979676][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.979741][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1328.979867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1328.980321][ T32] r4:85274800 ** 1 printk messages dropped ** [ 1328.980469][ T32] r5:85274800 r4:829187f0 [ 1328.980495][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.980596][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1328.980839][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1328.981397][ T32] r10:61c88647 r9:85274800 r8:851bebac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1328.981753][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.981788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.981823][ T32] r4:849744c0 [ 1328.982579][ T32] INFO: task kworker/1:308:4788 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1328.982614][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.982736][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.982794][ T32] Call trace: [ 1328.982892][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1328.982970][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1328.983009][ T32] r4:00000000 [ 1328.983039][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.983124][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1328.983160][ T32] 5d20: d9bff000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1328.983191][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1328.983480][ T32] r4:eaeb5dc0 ** 5 printk messages dropped ** [ 1328.983699][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1329.006911][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 ** 9 printk messages dropped ** [ 1329.008128][ T32] INFO: task kworker/0:525:4790 blocked for more than 455 seconds. ** 9 printk messages dropped ** [ 1329.010839][ T32] r5:85275400 r4:829187f0 [ 1329.010900][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.010991][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1329.011738][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1329.055936][ T32] r7:dddced40 r6:83018000 r5:852bf38c r4:84909080 ** 7 printk messages dropped ** [ 1329.060727][ T32] Exception stack(0xeb271fb0 to 0xeb271ff8) ** 7 printk messages dropped ** [ 1329.092028][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.094913][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1329.098752][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 10 printk messages dropped ** [ 1329.101384][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1329.102742][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.102957][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.103027][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.103740][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.104058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.130965][ T32] r4:84719340 [ 1329.131295][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.131404][ T32] INFO: task kworker/0:526:4792 blocked for more than 455 seconds. [ 1329.131594][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.131763][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.132041][ T32] task:kworker/0:526 state:D stack:0 pid:4792 tgid:4792 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.132167][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.132426][ T32] Call trace: [ 1329.132622][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.132739][ T32] r10:829187f4 r9:eb279d84 r8:00000002 r7:60000113 r6:eb279d8c r5:85276000 [ 1329.132793][ T32] r4:85276000 [ 1329.133377][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.133476][ T32] r5:85276000 r4:829187f0 [ 1329.133742][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.134147][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.150818][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb279e08 [ 1329.150908][ T32] r4:00000000 [ 1329.151121][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.151351][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.151463][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.151572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474b180 [ 1329.151621][ T32] r4:00000000 [ 1329.151770][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.151882][ T32] r9:83018005 r8:85276000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1329.151933][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.152310][ T32] r5:00001000 r4:eb281000 [ 1329.152775][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.152892][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.152996][ T32] r5:852beb8c r4:852be800 [ 1329.153044][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.153148][ T32] r7:dddced40 r6:83018000 r5:852beb8c r4:84909180 [ 1329.153286][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.153395][ T32] r10:61c88647 r9:85276000 r8:849091ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.153446][ T32] r4:84909180 [ 1329.153502][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.153605][ T32] r10:00000000 r9:84909180 r8:8027ed34 r7:eb271e60 r6:84909200 r5:85276000 [ 1329.154242][ T32] r4:00000001 [ 1329.174557][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.174671][ T32] Exception stack(0xeb279fb0 to 0xeb279ff8) [ 1329.174708][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.174742][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.174808][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.174994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1329.175828][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1329.177520][ T32] r4:eaeb5dc0 ** 5 printk messages dropped ** [ 1329.177895][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1329.178931][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 ** 8 printk messages dropped ** [ 1329.179431][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1329.179954][ T32] r4:85276c00 ** 1 printk messages dropped ** [ 1329.180079][ T32] r5:85276c00 r4:829187f0 ** 2 printk messages dropped ** [ 1329.180388][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb295e08 ** 9 printk messages dropped ** [ 1329.180978][ T32] r5:00001000 r4:eacbf000 ** 6 printk messages dropped ** [ 1329.181450][ T32] r10:61c88647 r9:85276c00 r8:849092ac r7:82804d40 r6:dddced40 r5:dddced60 ** 11 printk messages dropped ** [ 1329.182687][ T32] INFO: task kworker/0:527:4794 is blocked on a mutex likely owned by task kworker/1:273:4493. ** 13 printk messages dropped ** [ 1329.183704][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1329.206684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 ** 11 printk messages dropped ** [ 1329.207272][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.207325][ T32] r4:84b79e80 [ 1329.207375][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.207429][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.207481][ T32] r4:00000001 [ 1329.207565][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.207634][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.207672][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.207703][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.207743][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.207832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.207859][ T32] r4:84719340 [ 1329.207884][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.207915][ T32] INFO: task kworker/1:309:4796 blocked for more than 455 seconds. [ 1329.207951][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.207978][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.208001][ T32] task:kworker/1:309 state:D stack:0 pid:4796 tgid:4796 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.208061][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.208134][ T32] Call trace: [ 1329.208198][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.208255][ T32] r10:829187f4 r9:eb2a1d84 r8:00000002 r7:60000113 r6:eb2a1d8c r5:85271800 [ 1329.208280][ T32] r4:85271800 [ 1329.208301][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.208345][ T32] r5:85271800 r4:829187f0 [ 1329.208368][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.208436][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.208524][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a1e08 [ 1329.208599][ T32] r4:00000000 [ 1329.208626][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.208670][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.208709][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.208755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84974980 [ 1329.208780][ T32] r4:00000000 [ 1329.208813][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.208865][ T32] r9:83018205 r8:85271800 r7:00000000 r6:83018200 r5:00001000 r4:7f027000 [ 1329.208890][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.208934][ T32] r5:00001000 r4:dfa37000 [ 1329.208965][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.209035][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.209102][ T32] r5:8530ef8c r4:8530ec00 [ 1329.209209][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.209261][ T32] r7:ddde2d40 r6:83018200 r5:8530ef8c r4:851bec00 [ 1329.209309][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.209363][ T32] r10:61c88647 r9:85271800 r8:851bec2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.209387][ T32] r4:851bec00 [ 1329.209407][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.209454][ T32] r10:00000000 r9:851bec00 r8:8027ed34 r7:eb261e60 r6:84909380 r5:85271800 [ 1329.209477][ T32] r4:00000001 [ 1329.209526][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.209567][ T32] Exception stack(0xeb2a1fb0 to 0xeb2a1ff8) [ 1329.209609][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.209657][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.209689][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.209721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.209745][ T32] r4:849746c0 [ 1329.210481][ T32] INFO: task kworker/1:309:4796 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1329.210531][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.210604][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.210683][ T32] Call trace: ** 4 printk messages dropped ** [ 1329.210969][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) ** 7 printk messages dropped ** [ 1329.211278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 ** 10 printk messages dropped ** [ 1329.211865][ T32] r5:8524af8c r4:8524ac00 ** 5 printk messages dropped ** [ 1329.212284][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1329.212774][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1329.213255][ T32] r4:84956000 ** 1 printk messages dropped ** [ 1329.213349][ T32] r5:84956000 r4:829187f0 [ 1329.213373][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1329.213556][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1329.237276][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1329.237723][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1329.237854][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.238993][ T32] Call trace: ** 8 printk messages dropped ** [ 1329.239639][ T32] r5:800f0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1329.240050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 ** 6 printk messages dropped ** [ 1329.240499][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.240609][ T32] r5:8524af8c r4:8524ac00 [ 1329.240679][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.240733][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1329.240755][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.240803][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.240829][ T32] r4:84b79e80 [ 1329.240849][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.240897][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.240973][ T32] r4:00000001 [ 1329.241110][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.241209][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.241313][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.241354][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.241487][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.241601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.241629][ T32] r4:84719340 [ 1329.241709][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.241757][ T32] INFO: task kworker/1:311:4807 blocked for more than 455 seconds. [ 1329.241942][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.241974][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.241998][ T32] task:kworker/1:311 state:D stack:0 pid:4807 tgid:4807 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.242046][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.242217][ T32] Call trace: [ 1329.242331][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.242385][ T32] r10:829187f4 r9:eb2c5d84 r8:00000002 r7:60000113 r6:eb2c5d8c r5:85280c00 [ 1329.242480][ T32] r4:85280c00 [ 1329.242543][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.242621][ T32] r5:85280c00 r4:829187f0 [ 1329.242749][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.242857][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.242911][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c5e08 [ 1329.242935][ T32] r4:00000000 [ 1329.242956][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.242995][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.243033][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.243078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84974a40 [ 1329.243170][ T32] r4:00000000 [ 1329.243291][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.243368][ T32] r9:83018205 r8:85280c00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1329.243401][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.243583][ T32] r5:00001000 r4:dfaf5000 [ 1329.243615][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.243798][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.243891][ T32] r5:8530f38c r4:8530f000 [ 1329.243917][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.253274][ T32] r7:ddde2d40 r6:83018200 r5:8530f38c r4:851bed00 [ 1329.253532][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.253612][ T32] r10:61c88647 r9:85280c00 r8:851bed2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.253740][ T32] r4:851bed00 [ 1329.253769][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.253821][ T32] r10:00000000 r9:851bed00 r8:8027ed34 r7:eb2a1e60 r6:84909480 r5:85280c00 [ 1329.253845][ T32] r4:00000001 [ 1329.253866][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.253905][ T32] Exception stack(0xeb2c5fb0 to 0xeb2c5ff8) [ 1329.254424][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.254499][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.254533][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.254568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.254633][ T32] r4:8472b000 [ 1329.255383][ T32] INFO: task kworker/1:311:4807 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1329.255422][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.255506][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.255564][ T32] Call trace: [ 1329.255625][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1329.255686][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1329.255712][ T32] r4:00000000 [ 1329.255733][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.255774][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1329.255805][ T32] 5d20: db8a4000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1329.255837][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1329.255868][ T32] 5d60: 800f0013 ffffffff [ 1329.255920][ T32] r5:800f0013 r4:80239bd0 [ 1329.255972][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.256048][ T32] r4:82ac11e4 [ 1329.256089][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.256166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1329.256223][ T32] r4:eaeb5dc0 ** 1 printk messages dropped ** [ 1329.256352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 ** 4 printk messages dropped ** [ 1329.256620][ T32] r5:00001000 r4:eadb5000 ** 2 printk messages dropped ** [ 1329.256731][ T32] r5:8524af8c r4:8524ac00 ** 3 printk messages dropped ** [ 1329.256975][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 2 printk messages dropped ** [ 1329.257257][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.257281][ T32] r4:00000001 [ 1329.257303][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.257340][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.257421][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.257458][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.257487][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.257526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.257550][ T32] r4:84719340 [ 1329.257571][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.257601][ T32] INFO: task kworker/1:312:4808 blocked for more than 455 seconds. [ 1329.257636][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.257662][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.257683][ T32] task:kworker/1:312 state:D stack:0 pid:4808 tgid:4808 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.257912][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.258048][ T32] Call trace: [ 1329.258139][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.258193][ T32] r10:829187f4 r9:eb289d84 r8:00000002 r7:60000113 r6:eb289d8c r5:85352400 [ 1329.258245][ T32] r4:85352400 [ 1329.258338][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.258386][ T32] r5:85352400 r4:829187f0 [ 1329.258410][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.258453][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.258537][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb289e08 [ 1329.258565][ T32] r4:00000000 [ 1329.258587][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.258629][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.258677][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.258728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84974bc0 [ 1329.258752][ T32] r4:00000000 [ 1329.258772][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.258820][ T32] r9:83018205 r8:85352400 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1329.258843][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.258916][ T32] r5:00001000 r4:e0497000 [ 1329.258941][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.258983][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.259027][ T32] r5:8530f78c r4:8530f400 [ 1329.259053][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.259112][ T32] r7:ddde2d40 r6:83018200 r5:8530f78c r4:851bed80 [ 1329.259211][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.259321][ T32] r10:61c88647 r9:85352400 r8:851bedac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.259432][ T32] r4:851bed80 [ 1329.259502][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.259632][ T32] r10:00000000 r9:851bed80 r8:8027ed34 r7:eb2c5e60 r6:851bee00 r5:85352400 [ 1329.259715][ T32] r4:00000001 [ 1329.259757][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.259823][ T32] Exception stack(0xeb289fb0 to 0xeb289ff8) [ 1329.259943][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.259978][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.260009][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.260041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.260093][ T32] r4:8472b000 [ 1329.260443][ T32] INFO: task kworker/1:312:4808 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1329.260494][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.260682][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.260727][ T32] Call trace: [ 1329.260866][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1329.260923][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1329.260998][ T32] r4:00000000 [ 1329.261070][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.261115][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1329.261150][ T32] 5d20: db8a4000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1329.261182][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1329.261209][ T32] 5d60: 800f0013 ffffffff [ 1329.261234][ T32] r5:800f0013 r4:80239bd0 [ 1329.261255][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.261297][ T32] r4:82ac11e4 [ 1329.261372][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.261553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1329.261583][ T32] r4:eaeb5dc0 [ 1329.261605][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.261759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1329.261955][ T32] r4:00000000 [ 1329.262007][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.262061][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.262085][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.262130][ T32] r5:00001000 r4:eadb5000 ** 3 printk messages dropped ** [ 1329.262381][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1329.263593][ T32] INFO: task kworker/1:313:4809 blocked for more than 455 seconds. ** 9 printk messages dropped ** [ 1329.291476][ T32] r5:85351800 r4:829187f0 [ 1329.291535][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.291585][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.291636][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb29de08 [ 1329.291662][ T32] r4:00000000 [ 1329.291683][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.291725][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.291804][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.291909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84974cc0 [ 1329.291938][ T32] r4:00000000 [ 1329.291960][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.292196][ T32] r9:83018205 r8:85351800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1329.292305][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.292359][ T32] r5:00001000 r4:e06b5000 [ 1329.292382][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.292424][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.292469][ T32] r5:8530fb8c r4:8530f800 [ 1329.292508][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.292586][ T32] r7:ddde2d40 r6:83018200 r5:8530fb8c r4:851bee80 [ 1329.292759][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.292892][ T32] r10:61c88647 r9:85351800 r8:851beeac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1329.293293][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1329.293403][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1329.307637][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1329.307946][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1329.308027][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) ** 3 printk messages dropped ** [ 1329.308160][ T32] r5:800f0013 r4:80239bd0 ** 3 printk messages dropped ** [ 1329.308350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 ** 5 printk messages dropped ** [ 1329.308714][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 3 printk messages dropped ** [ 1329.308881][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1329.309005][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 ** 4 printk messages dropped ** [ 1329.309243][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 ** 5 printk messages dropped ** [ 1329.309432][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1329.309645][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1329.310107][ T32] r4:85353000 ** 1 printk messages dropped ** [ 1329.310187][ T32] r5:85353000 r4:829187f0 [ 1329.310210][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.310277][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1329.310454][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1329.310935][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1329.311316][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1329.311405][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.311467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.311499][ T32] r4:8472b000 [ 1329.312055][ T32] INFO: task kworker/1:314:4810 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1329.312098][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.312156][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.312225][ T32] Call trace: [ 1329.312259][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1329.312311][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1329.312362][ T32] r4:00000000 [ 1329.312386][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.312485][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1329.312534][ T32] 5d20: dbf12000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1329.312589][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1329.312675][ T32] 5d60: 800f0013 ffffffff [ 1329.312780][ T32] r5:800f0013 r4:80239bd0 [ 1329.312804][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.312847][ T32] r4:82ac11e4 [ 1329.312892][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.312943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1329.313254][ T32] r4:eaeb5dc0 [ 1329.313356][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.313406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1329.313457][ T32] r4:00000000 [ 1329.313481][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.313537][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.313561][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.313638][ T32] r5:00001000 r4:eadb5000 [ 1329.313748][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.313793][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.313838][ T32] r5:8524af8c r4:8524ac00 [ 1329.313998][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.314151][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1329.333443][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.333540][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.333601][ T32] r4:84b79e80 [ 1329.333628][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.333751][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.333851][ T32] r4:00000001 [ 1329.333876][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.333917][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.334445][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.334496][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.334529][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.334598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.334628][ T32] r4:84719340 [ 1329.334653][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.334683][ T32] INFO: task kworker/1:315:4811 blocked for more than 455 seconds. [ 1329.334718][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.334776][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.334819][ T32] task:kworker/1:315 state:D stack:0 pid:4811 tgid:4811 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.334991][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.335049][ T32] Call trace: [ 1329.335112][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.335224][ T32] r10:829187f4 r9:eb2cdd84 r8:00000002 r7:60000113 r6:eb2cdd8c r5:85353c00 [ 1329.335339][ T32] r4:85353c00 [ 1329.335391][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.335447][ T32] r5:85353c00 r4:829187f0 [ 1329.335500][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.335547][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.335608][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2cde08 [ 1329.335716][ T32] r4:00000000 [ 1329.335805][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.335922][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.336063][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.336375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84974e80 [ 1329.336451][ T32] r4:00000000 [ 1329.336560][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.336625][ T32] r9:83018205 r8:85353c00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1329.336741][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.336798][ T32] r5:00001000 r4:eaa67000 [ 1329.336822][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1329.336953][ T32] r5:8531438c r4:85314000 ** 6 printk messages dropped ** [ 1329.337434][ T32] r10:00000000 r9:8477a080 r8:8027ed34 r7:eb2c9e60 r6:8477a100 r5:85353c00 ** 8 printk messages dropped ** [ 1329.338652][ T32] INFO: task kworker/1:315:4811 is blocked on a mutex likely owned by task kworker/1:273:4493. ** 10 printk messages dropped ** [ 1329.339451][ T32] 5d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1329.339850][ T32] r4:eaeb5dc0 ** 5 printk messages dropped ** [ 1329.340341][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1329.340650][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1329.340673][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.340724][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.340807][ T32] r4:84b79e80 [ 1329.340831][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.340880][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.340985][ T32] r4:00000001 [ 1329.341010][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.341049][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.341182][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.341293][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.341381][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.341417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.341442][ T32] r4:84719340 [ 1329.341464][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.341495][ T32] INFO: task kworker/1:316:4812 blocked for more than 455 seconds. [ 1329.341528][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.341594][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.341619][ T32] task:kworker/1:316 state:D stack:0 pid:4812 tgid:4812 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.341795][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.341965][ T32] Call trace: [ 1329.342000][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.342052][ T32] r10:829187f4 r9:eb2d1d84 r8:00000002 r7:60000113 r6:eb2d1d8c r5:85354800 [ 1329.342076][ T32] r4:85354800 [ 1329.342173][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.342245][ T32] r5:85354800 r4:829187f0 [ 1329.342276][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.342343][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.342465][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d1e08 [ 1329.342500][ T32] r4:00000000 [ 1329.342522][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.342563][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.342602][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.342647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84974f80 [ 1329.342670][ T32] r4:00000000 [ 1329.342692][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.342740][ T32] r9:83018205 r8:85354800 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1329.342837][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.342886][ T32] r5:00001000 r4:eab61000 [ 1329.342908][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.342949][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.343019][ T32] r5:8531478c r4:85314400 [ 1329.343122][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.343190][ T32] r7:ddde2d40 r6:83018200 r5:8531478c r4:8477a180 [ 1329.343215][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.343265][ T32] r10:61c88647 r9:85354800 r8:8477a1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.343316][ T32] r4:8477a180 [ 1329.343444][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.343502][ T32] r10:00000000 r9:8477a180 r8:8027ed34 r7:eb2cde60 r6:8477a200 r5:85354800 [ 1329.343527][ T32] r4:00000001 [ 1329.343549][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.343614][ T32] Exception stack(0xeb2d1fb0 to 0xeb2d1ff8) [ 1329.343651][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.343708][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.343774][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.343895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.343987][ T32] r4:8472b000 [ 1329.379335][ T32] INFO: task kworker/1:316:4812 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1329.379460][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1329.379801][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 ** 5 printk messages dropped ** [ 1329.380149][ T32] 5d60: 800f0013 ffffffff ** 4 printk messages dropped ** [ 1329.380425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 ** 6 printk messages dropped ** [ 1329.380777][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1329.381195][ T32] r4:84b79e80 ** 2 printk messages dropped ** [ 1329.381287][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1329.381420][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1329.381664][ T32] INFO: task kworker/1:317:4813 blocked for more than 455 seconds. ** 3 printk messages dropped ** [ 1329.381859][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.382131][ T32] r5:85355400 r4:829187f0 [ 1329.382163][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1329.382315][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d5e08 ** 5 printk messages dropped ** [ 1329.382787][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.383180][ T32] r5:00001000 r4:eabe3000 ** 4 printk messages dropped ** [ 1329.383424][ T32] r7:ddde2d40 r6:83018200 r5:85314b8c r4:8477a280 ** 1 printk messages dropped ** [ 1329.383721][ T32] r10:61c88647 r9:85355400 r8:8477a2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.383785][ T32] r4:8477a280 [ 1329.383856][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.383995][ T32] r10:00000000 r9:8477a280 r8:8027ed34 r7:eb2d1e60 r6:8477a300 r5:85355400 [ 1329.391322][ T32] r4:00000001 [ 1329.391373][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.391434][ T32] Exception stack(0xeb2d5fb0 to 0xeb2d5ff8) [ 1329.391468][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.391604][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.391646][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.391733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.391762][ T32] r4:8472b000 [ 1329.392666][ T32] INFO: task kworker/1:317:4813 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1329.392709][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.392937][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.393045][ T32] Call trace: [ 1329.393108][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1329.393179][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1329.393219][ T32] r4:00000000 [ 1329.393243][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.393285][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1329.393318][ T32] 5d20: dc9a7000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1329.393351][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1329.393377][ T32] 5d60: 800f0013 ffffffff [ 1329.393402][ T32] r5:800f0013 r4:80239bd0 [ 1329.393423][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.393468][ T32] r4:82ac11e4 [ 1329.393495][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.393547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1329.393571][ T32] r4:eaeb5dc0 [ 1329.393591][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.393637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1329.393674][ T32] r4:00000000 [ 1329.393705][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.393757][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.393796][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.393845][ T32] r5:00001000 r4:eadb5000 [ 1329.394106][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.407161][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.407245][ T32] r5:8524af8c r4:8524ac00 [ 1329.407270][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.407324][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1329.407347][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.407424][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.407484][ T32] r4:84b79e80 [ 1329.407539][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.407593][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.407640][ T32] r4:00000001 [ 1329.407665][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.407706][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.407756][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.407791][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.408090][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.408135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.408163][ T32] r4:84719340 [ 1329.408196][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.408246][ T32] INFO: task kworker/1:318:4814 blocked for more than 455 seconds. [ 1329.408310][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.408365][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.408392][ T32] task:kworker/1:318 state:D stack:0 pid:4814 tgid:4814 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.408478][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.408533][ T32] Call trace: [ 1329.408594][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.408648][ T32] r10:829187f4 r9:eb2d9d84 r8:00000002 r7:60000113 r6:eb2d9d8c r5:85356000 [ 1329.408673][ T32] r4:85356000 [ 1329.408694][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.408785][ T32] r5:85356000 r4:829187f0 [ 1329.408839][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.408886][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1329.409042][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.409091][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.409137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8472b980 [ 1329.409176][ T32] r4:00000000 [ 1329.409228][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.409283][ T32] r9:83018205 r8:85356000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1329.409307][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.409369][ T32] r5:00001000 r4:eac6b000 [ 1329.409405][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.409475][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.409558][ T32] r5:8531538c r4:85315000 [ 1329.409583][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.409665][ T32] r7:ddde2d40 r6:83018200 r5:8531538c r4:8477a380 [ 1329.409692][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.409755][ T32] r10:61c88647 r9:85356000 r8:8477a3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.409783][ T32] r4:8477a380 [ 1329.409804][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.409853][ T32] r10:00000000 r9:8477a380 r8:8027ed34 r7:eb2d5e60 r6:8477a400 r5:85356000 [ 1329.409877][ T32] r4:00000001 [ 1329.409927][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.409975][ T32] Exception stack(0xeb2d9fb0 to 0xeb2d9ff8) [ 1329.410004][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.410034][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.410199][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.410236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.410280][ T32] r4:8472b000 [ 1329.411032][ T32] INFO: task kworker/1:318:4814 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1329.411071][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.411142][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.411201][ T32] Call trace: [ 1329.411247][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1329.411303][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1329.411339][ T32] r4:00000000 [ 1329.411363][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.411404][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1329.411454][ T32] 5d20: dccaf000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1329.411511][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1329.411540][ T32] 5d60: 800f0013 ffffffff [ 1329.411576][ T32] r5:800f0013 r4:80239bd0 ** 3 printk messages dropped ** [ 1329.411765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 ** 10 printk messages dropped ** [ 1329.412157][ T32] r5:8524af8c r4:8524ac00 ** 5 printk messages dropped ** [ 1329.412357][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1329.412831][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1329.413239][ T32] r5:85356c00 r4:829187f0 [ 1329.413277][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1329.413423][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1329.413819][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1329.429681][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.429862][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1329.430821][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.431039][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) ** 7 printk messages dropped ** [ 1329.431334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 ** 11 printk messages dropped ** [ 1329.431809][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1329.432008][ T32] r4:84b79e80 [ 1329.432033][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.432112][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.432142][ T32] r4:00000001 [ 1329.432240][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.432289][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.432329][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.432362][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.432391][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.432451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.432480][ T32] r4:84719340 [ 1329.432511][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.432589][ T32] INFO: task kworker/1:320:4818 blocked for more than 455 seconds. [ 1329.432630][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.432659][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.432680][ T32] task:kworker/1:320 state:D stack:0 pid:4818 tgid:4818 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.432782][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.432904][ T32] Call trace: [ 1329.432940][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.432991][ T32] r10:829187f4 r9:eb2c1d84 r8:00000002 r7:60000113 r6:eb2c1d8c r5:85350000 [ 1329.433016][ T32] r4:85350000 [ 1329.433037][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.433102][ T32] r5:85350000 r4:829187f0 [ 1329.433128][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.433170][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.433424][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c1e08 [ 1329.433453][ T32] r4:00000000 [ 1329.433651][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.433698][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.433736][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.433781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853643c0 [ 1329.433804][ T32] r4:00000000 [ 1329.433824][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.433871][ T32] r9:83018205 r8:85350000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1329.433894][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.433940][ T32] r5:00001000 r4:eaf69000 [ 1329.451039][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.451172][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.451224][ T32] r5:85315f8c r4:85315c00 [ 1329.451248][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.451328][ T32] r7:ddde2d40 r6:83018200 r5:85315f8c r4:8477a580 [ 1329.451357][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.451409][ T32] r10:61c88647 r9:85350000 r8:8477a5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.451435][ T32] r4:8477a580 [ 1329.451481][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.451596][ T32] r10:00000000 r9:8477a580 r8:8027ed34 r7:eb2d9e60 r6:8477a600 r5:85350000 [ 1329.451625][ T32] r4:00000001 [ 1329.451671][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.451714][ T32] Exception stack(0xeb2c1fb0 to 0xeb2c1ff8) [ 1329.451747][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.451779][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.451808][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.451968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.452023][ T32] r4:8472b900 [ 1329.452769][ T32] INFO: task kworker/1:320:4818 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1329.452836][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.452961][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.453078][ T32] Call trace: [ 1329.453173][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1329.453231][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1329.453256][ T32] r4:00000000 [ 1329.453278][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.453318][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1329.453350][ T32] 5d20: dd03e000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1329.453409][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1329.453465][ T32] 5d60: 800f0013 ffffffff [ 1329.453499][ T32] r5:800f0013 r4:80239bd0 [ 1329.453534][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.453582][ T32] r4:82ac11e4 [ 1329.453604][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.453665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1329.453778][ T32] r4:eaeb5dc0 [ 1329.453803][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.453860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1329.453885][ T32] r4:00000000 [ 1329.453906][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.466109][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.466192][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.466336][ T32] r5:00001000 r4:eadb5000 [ 1329.466364][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.466409][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.466494][ T32] r5:8524af8c r4:8524ac00 [ 1329.466522][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.466576][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1329.466624][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.466678][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.466705][ T32] r4:84b79e80 [ 1329.466736][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.466813][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.466842][ T32] r4:00000001 [ 1329.466864][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.466928][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.466963][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.467047][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.467087][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.467121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.467146][ T32] r4:84719340 [ 1329.467169][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.467223][ T32] INFO: task kworker/1:321:4820 blocked for more than 455 seconds. [ 1329.467264][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.467291][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.467313][ T32] task:kworker/1:321 state:D stack:0 pid:4820 tgid:4820 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.467399][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.467445][ T32] Call trace: [ 1329.467476][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.467539][ T32] r10:829187f4 r9:eb2e1d84 r8:00000002 r7:60000113 r6:eb2e1d8c r5:8534e000 [ 1329.467563][ T32] r4:8534e000 [ 1329.467638][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.467740][ T32] r5:8534e000 r4:829187f0 [ 1329.467767][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.467837][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.467891][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e1e08 [ 1329.467916][ T32] r4:00000000 [ 1329.467938][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.467986][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.468041][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.468118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85364140 [ 1329.468146][ T32] r4:00000000 [ 1329.468168][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.468219][ T32] r9:83018205 r8:8534e000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1329.468242][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.468300][ T32] r5:00001000 r4:eadab000 [ 1329.468324][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1329.468767][ T32] r10:00000000 r9:8477a680 r8:8027ed34 r7:eb2c1e60 r6:8477a700 r5:8534e000 ** 9 printk messages dropped ** [ 1329.469802][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1329.470204][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1329.470240][ T32] 5d20: dd499000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1329.470551][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1329.470582][ T32] 5d60: 800f0013 ffffffff [ 1329.470630][ T32] r5:800f0013 r4:80239bd0 [ 1329.470655][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.471061][ T32] r4:82ac11e4 [ 1329.471091][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.471141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1329.471168][ T32] r4:eaeb5dc0 [ 1329.471191][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.471235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1329.471259][ T32] r4:00000000 [ 1329.471349][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.471401][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.471478][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.471690][ T32] r5:00001000 r4:eadb5000 [ 1329.471714][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.471757][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.471851][ T32] r5:8524af8c r4:8524ac00 [ 1329.471882][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.471933][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1329.471955][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.472006][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.472058][ T32] r4:84b79e80 [ 1329.472082][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.472132][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.472156][ T32] r4:00000001 [ 1329.472177][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.472216][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.472244][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.472354][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.472387][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.472449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.472476][ T32] r4:84719340 [ 1329.472504][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.472533][ T32] INFO: task kworker/0:528:4823 blocked for more than 455 seconds. [ 1329.472623][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.472650][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.472673][ T32] task:kworker/0:528 state:D stack:0 pid:4823 tgid:4823 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.472820][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.472943][ T32] Call trace: [ 1329.473031][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.473082][ T32] r10:829187f4 r9:eb2edd84 r8:00000002 r7:60000113 r6:eb2edd8c r5:85380c00 [ 1329.473134][ T32] r4:85380c00 [ 1329.473160][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.473254][ T32] r5:85380c00 r4:829187f0 [ 1329.473279][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.473462][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.473525][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2ede08 [ 1329.473549][ T32] r4:00000000 [ 1329.473571][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.473613][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.473725][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.473780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474bc00 ** 4 printk messages dropped ** [ 1329.497375][ T32] r5:00001000 r4:eaddf000 ** 4 printk messages dropped ** [ 1329.497693][ T32] r7:dddced40 r6:83018000 r5:852bff8c r4:84909500 ** 10 printk messages dropped ** [ 1329.498252][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1329.499383][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.499558][ T32] 5d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1329.499772][ T32] r4:eaeb5dc0 ** 4 printk messages dropped ** [ 1329.500079][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 8 printk messages dropped ** [ 1329.500484][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 2 printk messages dropped ** [ 1329.500616][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.500641][ T32] r4:00000001 [ 1329.500661][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.500698][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.500812][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.500848][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.500887][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.500922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.500946][ T32] r4:84719340 [ 1329.500968][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.501008][ T32] INFO: task kworker/0:529:4825 blocked for more than 456 seconds. [ 1329.501044][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.501071][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.501103][ T32] task:kworker/0:529 state:D stack:0 pid:4825 tgid:4825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.501164][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.501212][ T32] Call trace: [ 1329.501243][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.501292][ T32] r10:829187f4 r9:eb2f5d84 r8:00000002 r7:60000013 r6:eb2f5d8c r5:85382400 [ 1329.501317][ T32] r4:85382400 [ 1329.501339][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.501401][ T32] r5:85382400 r4:829187f0 [ 1329.501474][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.501544][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.501699][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f5e08 [ 1329.501733][ T32] r4:00000000 [ 1329.501755][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.501820][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.501869][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.501964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474bb80 [ 1329.501992][ T32] r4:00000000 [ 1329.502012][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.502061][ T32] r9:83018005 r8:85382400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1329.502082][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.502128][ T32] r5:00001000 r4:eaceb000 [ 1329.502149][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.502189][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.502233][ T32] r5:852bfb8c r4:852bf800 [ 1329.502331][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.502382][ T32] r7:dddced40 r6:83018000 r5:852bfb8c r4:84909580 [ 1329.502404][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.502500][ T32] r10:61c88647 r9:85382400 r8:849095ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.502535][ T32] r4:84909580 [ 1329.502555][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.502603][ T32] r10:00000000 r9:84909580 r8:8027ed34 r7:eb2ede60 r6:8477a800 r5:85382400 [ 1329.502637][ T32] r4:00000001 [ 1329.502706][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.502748][ T32] Exception stack(0xeb2f5fb0 to 0xeb2f5ff8) [ 1329.502777][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1329.502887][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1329.503872][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.503992][ T32] Call trace: [ 1329.511012][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1329.511095][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1329.511123][ T32] r4:00000000 [ 1329.511146][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.511188][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1329.511224][ T32] 5d20: dd873000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1329.511256][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1329.511282][ T32] 5d60: 800f0013 ffffffff [ 1329.511308][ T32] r5:800f0013 r4:80239bd0 [ 1329.511329][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.511375][ T32] r4:82ac11e4 [ 1329.511450][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.511508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1329.511533][ T32] r4:eaeb5dc0 [ 1329.511554][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.511601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1329.511625][ T32] r4:00000000 [ 1329.511646][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.511696][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.511719][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.511815][ T32] r5:00001000 r4:eadb5000 [ 1329.511847][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.511891][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.511937][ T32] r5:8524af8c r4:8524ac00 [ 1329.511961][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.512062][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1329.512197][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.512353][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.512381][ T32] r4:84b79e80 [ 1329.512403][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.512500][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.512571][ T32] r4:00000001 [ 1329.512650][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.512693][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.512748][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.512782][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.512813][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.512845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.512870][ T32] r4:84719340 [ 1329.512894][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.512924][ T32] INFO: task kworker/0:530:4827 blocked for more than 456 seconds. [ 1329.512982][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.513015][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.513039][ T32] task:kworker/0:530 state:D stack:0 pid:4827 tgid:4827 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.513123][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.513172][ T32] Call trace: [ 1329.513203][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.513253][ T32] r10:829187f4 r9:eb311d84 r8:00000002 r7:60000013 r6:eb311d8c r5:85381800 [ 1329.513278][ T32] r4:85381800 [ 1329.513300][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.513358][ T32] r5:85381800 r4:829187f0 [ 1329.513461][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.513512][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.513562][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb311e08 [ 1329.513590][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1329.513690][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1329.530109][ T32] r5:00001000 r4:eb045000 ** 1 printk messages dropped ** [ 1329.530174][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1329.530366][ T32] r10:61c88647 r9:85381800 r8:849096ac r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1329.530630][ T32] r4:00000001 [ 1329.530656][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.530747][ T32] Exception stack(0xeb311fb0 to 0xeb311ff8) [ 1329.530785][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.530817][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.530851][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.530970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.530998][ T32] r4:8474bac0 [ 1329.531757][ T32] INFO: task kworker/0:530:4827 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1329.531870][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.532029][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.532084][ T32] Call trace: [ 1329.532116][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1329.532170][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1329.532195][ T32] r4:00000000 [ 1329.532239][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.532285][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1329.532342][ T32] 5d20: dda81000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1329.532377][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1329.532402][ T32] 5d60: 800f0013 ffffffff [ 1329.532429][ T32] r5:800f0013 r4:80239bd0 [ 1329.532450][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.532498][ T32] r4:82ac11e4 [ 1329.532520][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.532592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1329.532630][ T32] r4:eaeb5dc0 [ 1329.532655][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.532714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1329.532742][ T32] r4:00000000 [ 1329.532763][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.532812][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.532862][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.532911][ T32] r5:00001000 r4:eadb5000 [ 1329.532932][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.532973][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.533089][ T32] r5:8524af8c r4:8524ac00 [ 1329.533126][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.533179][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1329.533202][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.533315][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.533347][ T32] r4:84b79e80 [ 1329.533437][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.533497][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.533548][ T32] r4:00000001 [ 1329.533574][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.533663][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.533697][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.533728][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.533757][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.533788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.533851][ T32] r4:84719340 [ 1329.533964][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.544390][ T32] INFO: task kworker/0:531:4828 blocked for more than 456 seconds. [ 1329.544446][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.544476][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.544561][ T32] task:kworker/0:531 state:D stack:0 pid:4828 tgid:4828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.544641][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.544733][ T32] Call trace: [ 1329.544768][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.544831][ T32] r10:829187f4 r9:eb315d84 r8:00000002 r7:60000113 r6:eb315d8c r5:85383000 [ 1329.544859][ T32] r4:85383000 [ 1329.544900][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.544949][ T32] r5:85383000 r4:829187f0 [ 1329.545000][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.545121][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.545177][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb315e08 [ 1329.545202][ T32] r4:00000000 [ 1329.545249][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.545294][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.545336][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.545383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c1280 [ 1329.545407][ T32] r4:00000000 [ 1329.545428][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.545478][ T32] r9:83018005 r8:85383000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1329.545507][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.545553][ T32] r5:00001000 r4:eadf9000 [ 1329.545574][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.545615][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.545662][ T32] r5:852cc38c r4:852cc000 [ 1329.545683][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.545733][ T32] r7:dddced40 r6:83018000 r5:852cc38c r4:84909700 [ 1329.545789][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.545842][ T32] r10:61c88647 r9:85383000 r8:8490972c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.545866][ T32] r4:84909700 [ 1329.545911][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.545992][ T32] r10:00000000 r9:84909700 r8:8027ed34 r7:eb311e60 r6:8477a900 r5:85383000 [ 1329.546022][ T32] r4:00000001 [ 1329.546095][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.546139][ T32] Exception stack(0xeb315fb0 to 0xeb315ff8) [ 1329.546186][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.546226][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.546257][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.546289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.546313][ T32] r4:8474bac0 [ 1329.547083][ T32] INFO: task kworker/0:531:4828 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1329.547237][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.547339][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.547391][ T32] Call trace: [ 1329.547494][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1329.547555][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1329.547582][ T32] r4:00000000 [ 1329.547758][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.547805][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1329.547838][ T32] 5d20: ddcae000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1329.547870][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1329.547894][ T32] 5d60: 800f0013 ffffffff [ 1329.547919][ T32] r5:800f0013 r4:80239bd0 [ 1329.547940][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.548053][ T32] r4:82ac11e4 [ 1329.548077][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.548124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1329.548381][ T32] r4:eaeb5dc0 [ 1329.548406][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.548454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1329.548562][ T32] r4:00000000 [ 1329.548596][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.548780][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.548834][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.548883][ T32] r5:00001000 r4:eadb5000 [ 1329.548930][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.548974][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.549044][ T32] r5:8524af8c r4:8524ac00 [ 1329.549080][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.549131][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1329.549154][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.549230][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.549257][ T32] r4:84b79e80 [ 1329.549278][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.549326][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.549349][ T32] r4:00000001 [ 1329.549381][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.549421][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.549538][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.549573][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.549627][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.549663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.549744][ T32] r4:84719340 [ 1329.549769][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.549853][ T32] INFO: task kworker/0:532:4830 blocked for more than 456 seconds. [ 1329.549896][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.549960][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.549985][ T32] task:kworker/0:532 state:D stack:0 pid:4830 tgid:4830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.550033][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.550092][ T32] Call trace: [ 1329.550124][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.550174][ T32] r10:829187f4 r9:eb31dd84 r8:00000002 r7:60000013 r6:eb31dd8c r5:85380000 [ 1329.550199][ T32] r4:85380000 [ 1329.550260][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.550409][ T32] r5:85380000 r4:829187f0 [ 1329.550433][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.550489][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.550606][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb31de08 [ 1329.550636][ T32] r4:00000000 [ 1329.550687][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.550796][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.550842][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.550888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511b040 [ 1329.550911][ T32] r4:00000000 [ 1329.550931][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.551020][ T32] r9:83018005 r8:85380000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1329.551133][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.551188][ T32] r5:00001000 r4:eafcb000 [ 1329.551211][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.551273][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.551348][ T32] r5:852cc78c r4:852cc400 [ 1329.551372][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.551445][ T32] r7:dddced40 r6:83018000 r5:852cc78c r4:84909780 [ 1329.551470][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.551526][ T32] r10:61c88647 r9:85380000 r8:849097ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.551550][ T32] r4:84909780 [ 1329.551570][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.551629][ T32] r10:00000000 r9:84909780 r8:8027ed34 r7:eb311e60 r6:8477a980 r5:85380000 [ 1329.551653][ T32] r4:00000001 [ 1329.551673][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.551718][ T32] Exception stack(0xeb31dfb0 to 0xeb31dff8) [ 1329.551747][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.551778][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.551821][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.551897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.552012][ T32] r4:8511b0c0 [ 1329.552397][ T32] INFO: task kworker/0:532:4830 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1329.552521][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.552697][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.552774][ T32] Call trace: [ 1329.552910][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1329.552965][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1329.553016][ T32] r4:00000000 [ 1329.553041][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.553081][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1329.553114][ T32] 5d20: ddcae000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1329.553146][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1329.553225][ T32] 5d60: 800f0013 ffffffff [ 1329.553292][ T32] r5:800f0013 r4:80239bd0 [ 1329.553322][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.553366][ T32] r4:82ac11e4 [ 1329.553440][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.553494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1329.553519][ T32] r4:eaeb5dc0 [ 1329.553539][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.553640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1329.553668][ T32] r4:00000000 [ 1329.553744][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.553853][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.553910][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.585271][ T32] r5:00001000 r4:eadb5000 [ 1329.585326][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.585559][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.585613][ T32] r5:8524af8c r4:8524ac00 [ 1329.585638][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.585691][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1329.585759][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.585813][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.585839][ T32] r4:84b79e80 [ 1329.585859][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.586036][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.586065][ T32] r4:00000001 [ 1329.586141][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.586184][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.586217][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.586249][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.586277][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.586308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.586372][ T32] r4:84719340 [ 1329.586400][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.586434][ T32] INFO: task kworker/0:533:4832 blocked for more than 456 seconds. [ 1329.586469][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.586505][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.586528][ T32] task:kworker/0:533 state:D stack:0 pid:4832 tgid:4832 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.586589][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.586752][ T32] Call trace: [ 1329.586805][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.586863][ T32] r10:829187f4 r9:eb32dd84 r8:00000002 r7:60000013 r6:eb32dd8c r5:85383c00 [ 1329.586890][ T32] r4:85383c00 [ 1329.586911][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.586954][ T32] r5:85383c00 r4:829187f0 [ 1329.586975][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.587016][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.587106][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb32de08 [ 1329.587196][ T32] r4:00000000 [ 1329.587221][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.587263][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.587305][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.587350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511b180 [ 1329.587374][ T32] r4:00000000 [ 1329.587394][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.587497][ T32] r9:83018005 r8:85383c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1329.587525][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.587571][ T32] r5:00001000 r4:eafe7000 [ 1329.587592][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.587633][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.587677][ T32] r5:852ccb8c r4:852cc800 [ 1329.587753][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.587804][ T32] r7:dddced40 r6:83018000 r5:852ccb8c r4:84909800 [ 1329.587828][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.587888][ T32] r10:61c88647 r9:85383c00 r8:8490982c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.587915][ T32] r4:84909800 [ 1329.587935][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.587982][ T32] r10:00000000 r9:84909800 r8:8027ed34 r7:eb311e60 r6:8477aa00 r5:85383c00 [ 1329.588006][ T32] r4:00000001 [ 1329.588026][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.588102][ T32] Exception stack(0xeb32dfb0 to 0xeb32dff8) [ 1329.588134][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.588166][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.588218][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.588255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.588334][ T32] r4:8511b2c0 [ 1329.589112][ T32] INFO: task kworker/0:533:4832 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1329.589241][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.589400][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.589448][ T32] Call trace: [ 1329.589478][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1329.589567][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1329.589599][ T32] r4:00000000 [ 1329.589621][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.589661][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1329.589694][ T32] 5d20: de317000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1329.589726][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1329.589751][ T32] 5d60: 800f0013 ffffffff [ 1329.589777][ T32] r5:800f0013 r4:80239bd0 [ 1329.589855][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.589903][ T32] r4:82ac11e4 [ 1329.590066][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.590233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1329.590262][ T32] r4:eaeb5dc0 [ 1329.590284][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.590331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1329.590392][ T32] r4:00000000 [ 1329.590417][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.590467][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.590495][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.590603][ T32] r5:00001000 r4:eadb5000 [ 1329.590627][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.590669][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.590712][ T32] r5:8524af8c r4:8524ac00 [ 1329.590734][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.590796][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1329.590901][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.590954][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.590978][ T32] r4:84b79e80 [ 1329.591000][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.591049][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.591073][ T32] r4:00000001 [ 1329.591287][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.591403][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.591437][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.591497][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.591531][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.591564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.591588][ T32] r4:84719340 [ 1329.591751][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.592137][ T32] INFO: task kworker/0:534:4834 blocked for more than 456 seconds. [ 1329.592173][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.592199][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.592219][ T32] task:kworker/0:534 state:D stack:0 pid:4834 tgid:4834 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.592378][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.593293][ T32] Call trace: [ 1329.593333][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.593410][ T32] r10:829187f4 r9:eb335d84 r8:00000002 r7:60000113 r6:eb335d8c r5:85384800 [ 1329.593438][ T32] r4:85384800 [ 1329.593460][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.593511][ T32] r5:85384800 r4:829187f0 [ 1329.593532][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.593573][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.593622][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb335e08 [ 1329.593827][ T32] r4:00000000 [ 1329.593883][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.614401][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.614594][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.614651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511b300 [ 1329.614680][ T32] r4:00000000 [ 1329.614702][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.614859][ T32] r9:83018005 r8:85384800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1329.614901][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.615407][ T32] r5:00001000 r4:eb00b000 [ 1329.615523][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.615572][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.615619][ T32] r5:852ccf8c r4:852ccc00 [ 1329.615851][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.615964][ T32] r7:dddced40 r6:83018000 r5:852ccf8c r4:84909880 [ 1329.615991][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.616042][ T32] r10:61c88647 r9:85384800 r8:849098ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.616091][ T32] r4:84909880 [ 1329.616173][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.616228][ T32] r10:00000000 r9:84909880 r8:8027ed34 r7:eb311e60 r6:8477aa80 r5:85384800 [ 1329.616254][ T32] r4:00000001 [ 1329.616378][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.616438][ T32] Exception stack(0xeb335fb0 to 0xeb335ff8) [ 1329.616491][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.616616][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.616660][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.616694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.616718][ T32] r4:8511b440 [ 1329.617653][ T32] INFO: task kworker/0:534:4834 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1329.617705][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.617788][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.617855][ T32] Call trace: [ 1329.618091][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1329.618191][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1329.618220][ T32] r4:00000000 [ 1329.618244][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.618285][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1329.618317][ T32] 5d20: de60a000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1329.618377][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1329.618416][ T32] 5d60: 800f0013 ffffffff [ 1329.618709][ T32] r5:800f0013 r4:80239bd0 [ 1329.618828][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.618879][ T32] r4:82ac11e4 [ 1329.618901][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.618953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1329.618980][ T32] r4:eaeb5dc0 [ 1329.619001][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.619071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1329.619105][ T32] r4:00000000 [ 1329.619127][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.619244][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.619272][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.619318][ T32] r5:00001000 r4:eadb5000 [ 1329.619395][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.619496][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.619550][ T32] r5:8524af8c r4:8524ac00 [ 1329.619629][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.619683][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1329.619737][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.619855][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.619972][ T32] r4:84b79e80 [ 1329.620022][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.620182][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.620269][ T32] r4:00000001 [ 1329.620328][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.620371][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.620401][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.620433][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.620463][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.620500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.620591][ T32] r4:84719340 [ 1329.620623][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.620667][ T32] INFO: task kworker/0:535:4836 blocked for more than 456 seconds. [ 1329.620705][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.620777][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.620810][ T32] task:kworker/0:535 state:D stack:0 pid:4836 tgid:4836 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.620898][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.621025][ T32] Call trace: [ 1329.621071][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.621127][ T32] r10:829187f4 r9:eb33dd84 r8:00000002 r7:60000113 r6:eb33dd8c r5:85385400 [ 1329.621152][ T32] r4:85385400 [ 1329.621173][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.621217][ T32] r5:85385400 r4:829187f0 [ 1329.621264][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.621315][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.621365][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb33de08 [ 1329.621390][ T32] r4:00000000 [ 1329.621490][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.621535][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.621573][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.621617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511b3c0 [ 1329.621641][ T32] r4:00000000 [ 1329.621661][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.621708][ T32] r9:83018005 r8:85385400 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1329.621730][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.621773][ T32] r5:00001000 r4:eb02d000 [ 1329.621794][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.621835][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.622006][ T32] r5:852cd38c r4:852cd000 [ 1329.622031][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.622080][ T32] r7:dddced40 r6:83018000 r5:852cd38c r4:84909900 [ 1329.622106][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.622156][ T32] r10:61c88647 r9:85385400 r8:8490992c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.622210][ T32] r4:84909900 [ 1329.622681][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.622734][ T32] r10:00000000 r9:84909900 r8:8027ed34 r7:eb311e60 r6:8477ab00 r5:85385400 [ 1329.622759][ T32] r4:00000001 [ 1329.622779][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.622906][ T32] Exception stack(0xeb33dfb0 to 0xeb33dff8) [ 1329.622971][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.623006][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.623112][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.623148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.623228][ T32] r4:8511b240 [ 1329.623872][ T32] INFO: task kworker/0:535:4836 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1329.649012][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.649190][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.649332][ T32] Call trace: [ 1329.649372][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1329.649452][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1329.649481][ T32] r4:00000000 [ 1329.649513][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.649582][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1329.649622][ T32] 5d20: deac3000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1329.649655][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1329.649680][ T32] 5d60: 800f0013 ffffffff [ 1329.649748][ T32] r5:800f0013 r4:80239bd0 [ 1329.649776][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.649823][ T32] r4:82ac11e4 [ 1329.649845][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.649995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1329.650023][ T32] r4:eaeb5dc0 [ 1329.650045][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.650092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1329.650141][ T32] r4:00000000 [ 1329.650166][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.650217][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.650242][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.650289][ T32] r5:00001000 r4:eadb5000 [ 1329.650310][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.650368][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.650520][ T32] r5:8524af8c r4:8524ac00 [ 1329.650547][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.650600][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1329.650653][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.650724][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.650750][ T32] r4:84b79e80 [ 1329.650771][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.650948][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.650977][ T32] r4:00000001 [ 1329.651053][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.651120][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.651153][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.651198][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.651230][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.651263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.651287][ T32] r4:84719340 [ 1329.651310][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.651340][ T32] INFO: task kworker/0:536:4838 blocked for more than 456 seconds. [ 1329.651373][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.651440][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.651467][ T32] task:kworker/0:536 state:D stack:0 pid:4838 tgid:4838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.651533][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.651721][ T32] Call trace: [ 1329.651812][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.651883][ T32] r10:829187f4 r9:eb345d84 r8:00000002 r7:60000113 r6:eb345d8c r5:85386000 [ 1329.651912][ T32] r4:85386000 [ 1329.651933][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.652010][ T32] r5:85386000 r4:829187f0 [ 1329.652035][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.652078][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.652167][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb345e08 [ 1329.652268][ T32] r4:00000000 [ 1329.652293][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.652334][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.652372][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.652418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511ba00 [ 1329.652441][ T32] r4:00000000 [ 1329.652461][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.652586][ T32] r9:83018005 r8:85386000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1329.652705][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.652819][ T32] r5:00001000 r4:eb177000 [ 1329.652844][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.652886][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.652931][ T32] r5:852ce78c r4:852ce400 [ 1329.652954][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.653001][ T32] r7:dddced40 r6:83018000 r5:852ce78c r4:84909980 [ 1329.653069][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.653165][ T32] r10:61c88647 r9:85386000 r8:849099ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.653193][ T32] r4:84909980 [ 1329.653275][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.653326][ T32] r10:00000000 r9:84909980 r8:8027ed34 r7:eb311e60 r6:8477ab80 r5:85386000 [ 1329.653350][ T32] r4:00000001 [ 1329.653370][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.653406][ T32] Exception stack(0xeb345fb0 to 0xeb345ff8) [ 1329.653504][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.653679][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.653713][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.653746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.653770][ T32] r4:8511b680 [ 1329.667100][ T32] INFO: task kworker/0:536:4838 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1329.667197][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.667274][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.667364][ T32] Call trace: [ 1329.667455][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1329.667526][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1329.667552][ T32] r4:00000000 [ 1329.667574][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.667670][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1329.667708][ T32] 5d20: deac3000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1329.667741][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1329.667779][ T32] 5d60: 800f0013 ffffffff [ 1329.667835][ T32] r5:800f0013 r4:80239bd0 [ 1329.667861][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.667907][ T32] r4:82ac11e4 [ 1329.667935][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.667982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1329.668007][ T32] r4:eaeb5dc0 [ 1329.668027][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.668077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1329.668125][ T32] r4:00000000 [ 1329.668150][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.668202][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.668264][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.668313][ T32] r5:00001000 r4:eadb5000 [ 1329.668362][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.668408][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.668480][ T32] r5:8524af8c r4:8524ac00 [ 1329.668532][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.668640][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1329.668954][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.669012][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.669053][ T32] r4:84b79e80 [ 1329.669083][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.669134][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.669158][ T32] r4:00000001 [ 1329.669178][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.669215][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.669266][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.669300][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.669328][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.669364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.669424][ T32] r4:84719340 [ 1329.669469][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.669585][ T32] INFO: task kworker/0:537:4840 blocked for more than 456 seconds. [ 1329.669623][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.669650][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.669867][ T32] task:kworker/0:537 state:D stack:0 pid:4840 tgid:4840 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.669923][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.670215][ T32] Call trace: [ 1329.670276][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.670329][ T32] r10:829187f4 r9:eb34dd84 r8:00000002 r7:60000113 r6:eb34dd8c r5:85388c00 [ 1329.670354][ T32] r4:85388c00 [ 1329.670401][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.670449][ T32] r5:85388c00 r4:829187f0 [ 1329.670471][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.670517][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.670568][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb34de08 [ 1329.670626][ T32] r4:00000000 [ 1329.670661][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.670704][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.670743][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.670836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511b600 [ 1329.670918][ T32] r4:00000000 [ 1329.670941][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.671046][ T32] r9:83018005 r8:85388c00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1329.671073][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.671119][ T32] r5:00001000 r4:eb075000 [ 1329.671141][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.671180][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.671249][ T32] r5:852cdb8c r4:852cd800 [ 1329.671275][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.671324][ T32] r7:dddced40 r6:83018000 r5:852cdb8c r4:84909a00 [ 1329.671346][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.671395][ T32] r10:61c88647 r9:85388c00 r8:84909a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.671418][ T32] r4:84909a00 [ 1329.671438][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.671490][ T32] r10:00000000 r9:84909a00 r8:8027ed34 r7:eb345e60 r6:8477ac00 r5:85388c00 [ 1329.671542][ T32] r4:00000001 [ 1329.671567][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.671606][ T32] Exception stack(0xeb34dfb0 to 0xeb34dff8) [ 1329.671634][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.671664][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.671692][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.671723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.671747][ T32] r4:8511b400 [ 1329.672190][ T32] INFO: task kworker/0:537:4840 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1329.672252][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.672316][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.672362][ T32] Call trace: [ 1329.672428][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1329.672498][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1329.672528][ T32] r4:00000000 [ 1329.672580][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.672623][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1329.672654][ T32] 5d20: deac3000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1329.672686][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1329.672711][ T32] 5d60: 800f0013 ffffffff [ 1329.672741][ T32] r5:800f0013 r4:80239bd0 [ 1329.672778][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.672824][ T32] r4:82ac11e4 [ 1329.672846][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.672891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1329.672916][ T32] r4:eaeb5dc0 [ 1329.672985][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.673035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1329.673059][ T32] r4:00000000 [ 1329.673080][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.673128][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.673151][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.673196][ T32] r5:00001000 r4:eadb5000 [ 1329.673216][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.673256][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.673301][ T32] r5:8524af8c r4:8524ac00 [ 1329.673321][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.673393][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1329.673418][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.673468][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.673499][ T32] r4:84b79e80 [ 1329.673522][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.673570][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.673594][ T32] r4:00000001 [ 1329.673614][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.673650][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.673695][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.673729][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.673758][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.673791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.673818][ T32] r4:84719340 [ 1329.673840][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.673890][ T32] INFO: task kworker/0:538:4842 blocked for more than 456 seconds. [ 1329.694849][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.694900][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.694926][ T32] task:kworker/0:538 state:D stack:0 pid:4842 tgid:4842 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.695023][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.695195][ T32] Call trace: [ 1329.695236][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.695324][ T32] r10:829187f4 r9:eb355d84 r8:00000002 r7:60000113 r6:eb355d8c r5:85388000 [ 1329.695354][ T32] r4:85388000 [ 1329.695376][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.695457][ T32] r5:85388000 r4:829187f0 [ 1329.695561][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.695641][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.695697][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb355e08 [ 1329.695722][ T32] r4:00000000 [ 1329.695743][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.695784][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.695825][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.695896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511b840 [ 1329.696020][ T32] r4:00000000 [ 1329.696045][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.696108][ T32] r9:83018005 r8:85388000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1329.696135][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.696181][ T32] r5:00001000 r4:eb093000 [ 1329.696203][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.696243][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.696289][ T32] r5:852cdf8c r4:852cdc00 [ 1329.696335][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.696490][ T32] r7:dddced40 r6:83018000 r5:852cdf8c r4:84909a80 [ 1329.696521][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.696606][ T32] r10:61c88647 r9:85388000 r8:84909aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.696759][ T32] r4:84909a80 [ 1329.696886][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.696940][ T32] r10:00000000 r9:84909a80 r8:8027ed34 r7:eb345e60 r6:8477ac80 r5:85388000 [ 1329.696986][ T32] r4:00000001 [ 1329.697111][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.697225][ T32] Exception stack(0xeb355fb0 to 0xeb355ff8) [ 1329.697345][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.697558][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.697593][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.697625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.697652][ T32] r4:8511b800 [ 1329.698419][ T32] INFO: task kworker/0:538:4842 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1329.698468][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.698607][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.698694][ T32] Call trace: [ 1329.698892][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1329.699012][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1329.699126][ T32] r4:00000000 [ 1329.699151][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.699194][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1329.699244][ T32] 5d20: dee60000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1329.699337][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1329.699419][ T32] 5d60: 800f0013 ffffffff [ 1329.699449][ T32] r5:800f0013 r4:80239bd0 [ 1329.699542][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.699591][ T32] r4:82ac11e4 [ 1329.699640][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.699698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1329.699723][ T32] r4:eaeb5dc0 [ 1329.699745][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.699792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1329.699879][ T32] r4:00000000 [ 1329.699996][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.700050][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.700073][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.700118][ T32] r5:00001000 r4:eadb5000 [ 1329.700139][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.700179][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.700223][ T32] r5:8524af8c r4:8524ac00 [ 1329.700294][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.700346][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1329.700369][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.700445][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.700473][ T32] r4:84b79e80 [ 1329.700500][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.700577][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.700602][ T32] r4:00000001 [ 1329.700623][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.700661][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.700715][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.700749][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.700779][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.700810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.700834][ T32] r4:84719340 [ 1329.700856][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.700885][ T32] INFO: task kworker/0:539:4844 blocked for more than 456 seconds. [ 1329.700931][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.700959][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.700982][ T32] task:kworker/0:539 state:D stack:0 pid:4844 tgid:4844 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.701028][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.701089][ T32] Call trace: [ 1329.701134][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.701187][ T32] r10:829187f4 r9:eb35dd84 r8:00000002 r7:60000113 r6:eb35dd8c r5:85389800 [ 1329.701236][ T32] r4:85389800 [ 1329.701476][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.701764][ T32] r5:85389800 r4:829187f0 [ 1329.701851][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.702951][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.703008][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb35de08 [ 1329.703034][ T32] r4:00000000 [ 1329.703109][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.703185][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.703259][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.703378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511b940 [ 1329.703494][ T32] r4:00000000 [ 1329.703611][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.703899][ T32] r9:83018005 r8:85389800 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1329.703951][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.736346][ T32] r5:00001000 r4:eb139000 [ 1329.736393][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.736532][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.736609][ T32] r5:852ce38c r4:852ce000 [ 1329.736633][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.736771][ T32] r7:dddced40 r6:83018000 r5:852ce38c r4:84909b00 [ 1329.736798][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.736850][ T32] r10:61c88647 r9:85389800 r8:84909b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.736875][ T32] r4:84909b00 [ 1329.736895][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.736945][ T32] r10:00000000 r9:84909b00 r8:8027ed34 r7:eb345e60 r6:8477ad00 r5:85389800 [ 1329.736969][ T32] r4:00000001 [ 1329.736989][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.737028][ T32] Exception stack(0xeb35dfb0 to 0xeb35dff8) [ 1329.737060][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.737117][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.737150][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.737183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.737285][ T32] r4:8511b780 [ 1329.738036][ T32] INFO: task kworker/0:539:4844 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1329.738179][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.738338][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.738419][ T32] Call trace: [ 1329.738555][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1329.738652][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1329.738698][ T32] r4:00000000 [ 1329.738724][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.738780][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1329.738816][ T32] 5d20: df3f0000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1329.738848][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1329.738873][ T32] 5d60: 800f0013 ffffffff [ 1329.738899][ T32] r5:800f0013 r4:80239bd0 [ 1329.738945][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.738995][ T32] r4:82ac11e4 [ 1329.739017][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.739062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1329.739092][ T32] r4:eaeb5dc0 [ 1329.739115][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.739161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1329.739186][ T32] r4:00000000 [ 1329.739206][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.739256][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.739278][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.739322][ T32] r5:00001000 r4:eadb5000 [ 1329.739343][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.739405][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.739454][ T32] r5:8524af8c r4:8524ac00 [ 1329.739475][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.739532][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1329.739553][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.739603][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.739627][ T32] r4:84b79e80 [ 1329.739647][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.739695][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.739719][ T32] r4:00000001 [ 1329.739751][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.739846][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.739878][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.739909][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.739965][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.740005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.740031][ T32] r4:84719340 [ 1329.740053][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.740093][ T32] INFO: task kworker/0:540:4847 blocked for more than 456 seconds. [ 1329.740129][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.740168][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.740194][ T32] task:kworker/0:540 state:D stack:0 pid:4847 tgid:4847 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.740283][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.740329][ T32] Call trace: [ 1329.740376][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.740437][ T32] r10:829187f4 r9:eb369d84 r8:00000002 r7:60000113 r6:eb369d8c r5:8538a400 [ 1329.740466][ T32] r4:8538a400 [ 1329.740492][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.740565][ T32] r5:8538a400 r4:829187f0 [ 1329.740654][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.740785][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.740840][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb369e08 [ 1329.740865][ T32] r4:00000000 [ 1329.740886][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.740955][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.740996][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.741051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8472bc80 [ 1329.741079][ T32] r4:00000000 [ 1329.741100][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.741148][ T32] r9:83018005 r8:8538a400 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1329.741172][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.741228][ T32] r5:00001000 r4:eb1bb000 [ 1329.741253][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.741294][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.741338][ T32] r5:852cf78c r4:852cf400 [ 1329.741433][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.741529][ T32] r7:dddced40 r6:83018000 r5:852cf78c r4:84909b80 [ 1329.741556][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.741617][ T32] r10:61c88647 r9:8538a400 r8:84909bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.741659][ T32] r4:84909b80 [ 1329.741684][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.741744][ T32] r10:00000000 r9:84909b80 r8:8027ed34 r7:eb345e60 r6:8477ad80 r5:8538a400 [ 1329.741771][ T32] r4:00000001 [ 1329.741791][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.741828][ T32] Exception stack(0xeb369fb0 to 0xeb369ff8) [ 1329.741857][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.741919][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.742000][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.742048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.742075][ T32] r4:8511b8c0 [ 1329.742407][ T32] INFO: task kworker/0:540:4847 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1329.742497][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.742589][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.742634][ T32] Call trace: [ 1329.742717][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1329.742771][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1329.742796][ T32] r4:00000000 [ 1329.742818][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.742857][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1329.742889][ T32] 5d20: df3f0000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1329.742921][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1329.742995][ T32] 5d60: 800f0013 ffffffff [ 1329.743031][ T32] r5:800f0013 r4:80239bd0 [ 1329.743054][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.743096][ T32] r4:82ac11e4 [ 1329.743118][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.743163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1329.743186][ T32] r4:eaeb5dc0 [ 1329.743207][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.743252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1329.743275][ T32] r4:00000000 [ 1329.743456][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.743858][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.744000][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.760689][ T32] r5:00001000 r4:eadb5000 [ 1329.760731][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.760799][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.760846][ T32] r5:8524af8c r4:8524ac00 [ 1329.760939][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.760995][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1329.761060][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.761115][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.761172][ T32] r4:84b79e80 [ 1329.761283][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.761337][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.761361][ T32] r4:00000001 [ 1329.761383][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.761422][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.761454][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.761579][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.761675][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.761719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.761787][ T32] r4:84719340 [ 1329.761816][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.761847][ T32] INFO: task kworker/0:541:4848 blocked for more than 456 seconds. [ 1329.761894][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.761924][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.761947][ T32] task:kworker/0:541 state:D stack:0 pid:4848 tgid:4848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.762035][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.762126][ T32] Call trace: [ 1329.762160][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.762224][ T32] r10:829187f4 r9:eb36dd84 r8:00000002 r7:60000013 r6:eb36dd8c r5:8538c800 [ 1329.762253][ T32] r4:8538c800 [ 1329.762275][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.762343][ T32] r5:8538c800 r4:829187f0 [ 1329.762369][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.762413][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.762462][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb36de08 [ 1329.762489][ T32] r4:00000000 [ 1329.762511][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.762551][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.762618][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.762668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511bb40 [ 1329.762693][ T32] r4:00000000 [ 1329.762714][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.762765][ T32] r9:83018005 r8:8538c800 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1329.762801][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.762849][ T32] r5:00001000 r4:eb181000 [ 1329.762875][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.762919][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.762974][ T32] r5:852ceb8c r4:852ce800 [ 1329.763000][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.763050][ T32] r7:dddced40 r6:83018000 r5:852ceb8c r4:84909c00 [ 1329.763128][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.763181][ T32] r10:61c88647 r9:8538c800 r8:84909c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.763206][ T32] r4:84909c00 [ 1329.763300][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.763359][ T32] r10:00000000 r9:84909c00 r8:8027ed34 r7:eb369e60 r6:8477ae00 r5:8538c800 [ 1329.763434][ T32] r4:00000001 [ 1329.763508][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.763549][ T32] Exception stack(0xeb36dfb0 to 0xeb36dff8) [ 1329.763578][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.763639][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.763672][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.763704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.763728][ T32] r4:8511ba40 [ 1329.776591][ T32] INFO: task kworker/0:541:4848 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1329.776685][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.776793][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.776896][ T32] Call trace: [ 1329.776956][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1329.777024][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1329.777051][ T32] r4:00000000 [ 1329.777097][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.777172][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1329.777210][ T32] 5d20: df94f000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1329.777731][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1329.777781][ T32] 5d60: 800f0013 ffffffff [ 1329.777951][ T32] r5:800f0013 r4:80239bd0 [ 1329.778849][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.778901][ T32] r4:82ac11e4 [ 1329.778923][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.778970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1329.778995][ T32] r4:eaeb5dc0 [ 1329.779016][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.779061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1329.779090][ T32] r4:00000000 [ 1329.779111][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.779160][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.779209][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.779259][ T32] r5:00001000 r4:eadb5000 [ 1329.779299][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.779378][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.779471][ T32] r5:8524af8c r4:8524ac00 [ 1329.779535][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.779645][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1329.779696][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.779806][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.779867][ T32] r4:84b79e80 [ 1329.779918][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.780027][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.780084][ T32] r4:00000001 [ 1329.780133][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.780216][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.780279][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.780345][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.780403][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.780437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.780463][ T32] r4:84719340 [ 1329.780496][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.780528][ T32] INFO: task kworker/0:542:4850 blocked for more than 456 seconds. [ 1329.780619][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.780652][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.780674][ T32] task:kworker/0:542 state:D stack:0 pid:4850 tgid:4850 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.780739][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.780814][ T32] Call trace: [ 1329.780879][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.780929][ T32] r10:829187f4 r9:eb375d84 r8:00000002 r7:60000113 r6:eb375d8c r5:8538e000 [ 1329.780953][ T32] r4:8538e000 [ 1329.780975][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.781041][ T32] r5:8538e000 r4:829187f0 [ 1329.781068][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.781111][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.781209][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb375e08 [ 1329.781237][ T32] r4:00000000 [ 1329.781258][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.781299][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.781338][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.781409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511bc80 [ 1329.781436][ T32] r4:00000000 [ 1329.781456][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.781514][ T32] r9:83018005 r8:8538e000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1329.781537][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.781582][ T32] r5:00001000 r4:eb19f000 [ 1329.781617][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.781661][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.781705][ T32] r5:852cef8c r4:852cec00 [ 1329.781753][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.781804][ T32] r7:dddced40 r6:83018000 r5:852cef8c r4:84909c80 [ 1329.781850][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.781904][ T32] r10:61c88647 r9:8538e000 r8:84909cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.781952][ T32] r4:84909c80 [ 1329.781977][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.782025][ T32] r10:00000000 r9:84909c80 r8:8027ed34 r7:eb369e60 r6:8477ae80 r5:8538e000 [ 1329.782049][ T32] r4:00000001 [ 1329.782094][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.782141][ T32] Exception stack(0xeb375fb0 to 0xeb375ff8) [ 1329.782170][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.782251][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.782284][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.782327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.782354][ T32] r4:8511bb80 [ 1329.782796][ T32] INFO: task kworker/0:542:4850 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1329.782882][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.782974][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.783071][ T32] Call trace: [ 1329.783146][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1329.783258][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1329.783340][ T32] r4:00000000 [ 1329.783416][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.783513][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1329.783607][ T32] 5d20: df94f000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1329.783698][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1329.783780][ T32] 5d60: 800f0013 ffffffff [ 1329.783839][ T32] r5:800f0013 r4:80239bd0 [ 1329.783888][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.807064][ T32] r4:82ac11e4 [ 1329.807138][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.807212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1329.807238][ T32] r4:eaeb5dc0 [ 1329.807259][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.807306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1329.807329][ T32] r4:00000000 [ 1329.807349][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.807421][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.807491][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.807545][ T32] r5:00001000 r4:eadb5000 [ 1329.807576][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.807622][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.807667][ T32] r5:8524af8c r4:8524ac00 [ 1329.807688][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.807738][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1329.807777][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.807831][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.807863][ T32] r4:84b79e80 [ 1329.807909][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.807961][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.807985][ T32] r4:00000001 [ 1329.808005][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.808042][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.808073][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.808104][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.808132][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.808181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.808228][ T32] r4:84719340 [ 1329.808256][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.808287][ T32] INFO: task kworker/0:543:4853 blocked for more than 456 seconds. [ 1329.808322][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.808348][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.808370][ T32] task:kworker/0:543 state:D stack:0 pid:4853 tgid:4853 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.808428][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.808494][ T32] Call trace: [ 1329.808531][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.808623][ T32] r10:829187f4 r9:eb381d84 r8:00000002 r7:60000013 r6:eb381d8c r5:8538ec00 [ 1329.808649][ T32] r4:8538ec00 [ 1329.808669][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.808712][ T32] r5:8538ec00 r4:829187f0 [ 1329.808733][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.808779][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.808828][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb381e08 [ 1329.808851][ T32] r4:00000000 [ 1329.808893][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.808938][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.808977][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.809043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511bdc0 [ 1329.809073][ T32] r4:00000000 [ 1329.809095][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.809142][ T32] r9:83018005 r8:8538ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1329.809179][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.809228][ T32] r5:00001000 r4:eb1ad000 [ 1329.809249][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.809289][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.809332][ T32] r5:852cf38c r4:852cf000 [ 1329.809352][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.809398][ T32] r7:dddced40 r6:83018000 r5:852cf38c r4:84909d00 [ 1329.809439][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.809493][ T32] r10:61c88647 r9:8538ec00 r8:84909d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.809541][ T32] r4:84909d00 [ 1329.809565][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.809613][ T32] r10:00000000 r9:84909d00 r8:8027ed34 r7:eb369e60 r6:8477af00 r5:8538ec00 [ 1329.809637][ T32] r4:00000001 [ 1329.809656][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.809692][ T32] Exception stack(0xeb381fb0 to 0xeb381ff8) [ 1329.809760][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.809797][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.809826][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.809857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.809902][ T32] r4:8511be00 [ 1329.810723][ T32] INFO: task kworker/0:543:4853 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1329.810795][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.810887][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.810936][ T32] Call trace: [ 1329.810966][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 2 printk messages dropped ** [ 1329.811068][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1329.811518][ T32] r4:eaeb5dc0 ** 2 printk messages dropped ** [ 1329.811656][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.811840][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1329.812326][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 ** 9 printk messages dropped ** [ 1329.812703][ T32] INFO: task kworker/0:544:4856 blocked for more than 456 seconds. ** 3 printk messages dropped ** [ 1329.812830][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.813166][ T32] r5:8538bc00 r4:829187f0 [ 1329.813208][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1329.813659][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1329.827803][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1329.828172][ T32] r4:84909d80 ** 5 printk messages dropped ** [ 1329.828404][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.828444][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.828497][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.828531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.828602][ T32] r4:8511bf40 [ 1329.829328][ T32] INFO: task kworker/0:544:4856 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1329.829367][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.829432][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.829540][ T32] Call trace: [ 1329.829575][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1329.829654][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1329.829683][ T32] r4:00000000 [ 1329.829713][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.829760][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1329.829793][ T32] 5d20: e0041000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1329.829833][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1329.829871][ T32] 5d60: 800f0013 ffffffff [ 1329.829899][ T32] r5:800f0013 r4:80239bd0 [ 1329.829921][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.829965][ T32] r4:82ac11e4 [ 1329.830008][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1329.830173][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.830381][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.830434][ T32] r5:8524af8c r4:8524ac00 [ 1329.830474][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.830527][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1329.830569][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.830637][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.830665][ T32] r4:84b79e80 [ 1329.830698][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.830749][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.830779][ T32] r4:00000001 [ 1329.830799][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.830834][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) ** 4 printk messages dropped ** [ 1329.831046][ T32] r4:84719340 ** 11 printk messages dropped ** [ 1329.831713][ T32] r5:85386c00 r4:829187f0 [ 1329.831759][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1329.832023][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 13 printk messages dropped ** [ 1329.832617][ T32] r4:84909e00 ** 8 printk messages dropped ** [ 1329.832964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 4 printk messages dropped ** [ 1329.833471][ T32] Call trace: ** 3 printk messages dropped ** [ 1329.833636][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1329.833843][ T32] r5:800f0013 r4:80239bd0 ** 3 printk messages dropped ** [ 1329.850910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 ** 2 printk messages dropped ** [ 1329.851092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 ** 2 printk messages dropped ** [ 1329.851189][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 4 printk messages dropped ** [ 1329.851408][ T32] r5:8524af8c r4:8524ac00 ** 2 printk messages dropped ** [ 1329.851541][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1329.851739][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 ** 4 printk messages dropped ** [ 1329.851925][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.851956][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.851987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.852020][ T32] r4:84719340 [ 1329.852047][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.852087][ T32] INFO: task kworker/0:546:4858 blocked for more than 456 seconds. [ 1329.852121][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.852147][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.852168][ T32] task:kworker/0:546 state:D stack:0 pid:4858 tgid:4858 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.852221][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.852266][ T32] Call trace: [ 1329.852297][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.852348][ T32] r10:829187f4 r9:eb395d84 r8:00000002 r7:60000113 r6:eb395d8c r5:8538d400 [ 1329.852371][ T32] r4:8538d400 [ 1329.852391][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.852433][ T32] r5:8538d400 r4:829187f0 [ 1329.852476][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.852522][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.852611][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb395e08 [ 1329.852646][ T32] r4:00000000 [ 1329.852693][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.852741][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.852786][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.852830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bc000 [ 1329.852854][ T32] r4:00000000 [ 1329.852898][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.852949][ T32] r9:83018005 r8:8538d400 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1329.852971][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.853014][ T32] r5:00001000 r4:eb1d3000 [ 1329.853069][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.853113][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.853169][ T32] r5:852cff8c r4:852cfc00 [ 1329.853210][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.853261][ T32] r7:dddced40 r6:83018000 r5:852cff8c r4:84909e80 [ 1329.853293][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.853345][ T32] r10:61c88647 r9:8538d400 r8:84909eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.853386][ T32] r4:84909e80 [ 1329.853409][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.853477][ T32] r10:00000000 r9:84909e80 r8:8027ed34 r7:eb391e60 r6:851b6080 r5:8538d400 [ 1329.853504][ T32] r4:00000001 [ 1329.853524][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.853560][ T32] Exception stack(0xeb395fb0 to 0xeb395ff8) [ 1329.853587][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.853617][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.853647][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.853677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.853700][ T32] r4:851bc100 [ 1329.862301][ T32] INFO: task kworker/0:546:4858 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1329.862379][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.862511][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.862582][ T32] Call trace: [ 1329.862658][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1329.862739][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1329.862774][ T32] r4:00000000 [ 1329.862796][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.862837][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1329.862893][ T32] 5d20: e0665000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1329.862929][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1329.862954][ T32] 5d60: 800f0013 ffffffff [ 1329.862993][ T32] r5:800f0013 r4:80239bd0 [ 1329.863055][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.863113][ T32] r4:82ac11e4 [ 1329.863137][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.863184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1329.863208][ T32] r4:eaeb5dc0 [ 1329.863243][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.863313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1329.863351][ T32] r4:00000000 [ 1329.863376][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.863448][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.863475][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.863520][ T32] r5:00001000 r4:eadb5000 [ 1329.863565][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.863610][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.863655][ T32] r5:8524af8c r4:8524ac00 [ 1329.863678][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.863726][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1329.863747][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.863832][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.863882][ T32] r4:84b79e80 [ 1329.863916][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.876262][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.876327][ T32] r4:00000001 [ 1329.876353][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.876405][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.876464][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.876558][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.876593][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.876651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.876679][ T32] r4:84719340 [ 1329.876704][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.876744][ T32] INFO: task kworker/0:547:4861 blocked for more than 456 seconds. [ 1329.876820][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.876872][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.876899][ T32] task:kworker/0:547 state:D stack:0 pid:4861 tgid:4861 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.876974][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.877053][ T32] Call trace: [ 1329.877085][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.877137][ T32] r10:829187f4 r9:eb3a1d84 r8:00000002 r7:60000013 r6:eb3a1d8c r5:85391800 [ 1329.877170][ T32] r4:85391800 [ 1329.877195][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.877238][ T32] r5:85391800 r4:829187f0 [ 1329.877282][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.877336][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.877388][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a1e08 [ 1329.877413][ T32] r4:00000000 [ 1329.877433][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.877494][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.877538][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.877584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bc3c0 [ 1329.877607][ T32] r4:00000000 [ 1329.877647][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.877700][ T32] r9:83018005 r8:85391800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1329.877744][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.877799][ T32] r5:00001000 r4:eb3a7000 [ 1329.877821][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.877862][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.877905][ T32] r5:852d0b8c r4:852d0800 [ 1329.877926][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.877974][ T32] r7:dddced40 r6:83018000 r5:852d0b8c r4:84909f00 [ 1329.878017][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.878070][ T32] r10:61c88647 r9:85391800 r8:84909f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.878094][ T32] r4:84909f00 [ 1329.878115][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.878161][ T32] r10:00000000 r9:84909f00 r8:8027ed34 r7:eb391e60 r6:851b6100 r5:85391800 [ 1329.878184][ T32] r4:00000001 [ 1329.878205][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.878240][ T32] Exception stack(0xeb3a1fb0 to 0xeb3a1ff8) [ 1329.878292][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.878326][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.878357][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.878411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.878438][ T32] r4:851bc2c0 [ 1329.879095][ T32] INFO: task kworker/0:547:4861 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1329.879130][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.879227][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.879272][ T32] Call trace: [ 1329.879302][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1329.879376][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1329.879414][ T32] r4:00000000 [ 1329.879438][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.879478][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1329.879532][ T32] 5d20: e0c94000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1329.879566][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1329.879591][ T32] 5d60: 800f0013 ffffffff [ 1329.879625][ T32] r5:800f0013 r4:80239bd0 [ 1329.879662][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.879708][ T32] r4:82ac11e4 [ 1329.879729][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.879802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1329.879830][ T32] r4:eaeb5dc0 [ 1329.879853][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.879908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1329.879957][ T32] r4:00000000 [ 1329.880002][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.880054][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.880076][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.880130][ T32] r5:00001000 r4:eadb5000 [ 1329.880174][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.880219][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.880264][ T32] r5:8524af8c r4:8524ac00 [ 1329.880286][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.880347][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1329.880390][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.880442][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.880477][ T32] r4:84b79e80 [ 1329.880499][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.880565][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.880590][ T32] r4:00000001 [ 1329.880611][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.880648][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.880687][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.880721][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.880750][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.880787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.880810][ T32] r4:84719340 [ 1329.880831][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.880870][ T32] INFO: task kworker/0:548:4864 blocked for more than 456 seconds. [ 1329.880902][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.880928][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.880948][ T32] task:kworker/0:548 state:D stack:0 pid:4864 tgid:4864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.881023][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.881076][ T32] Call trace: [ 1329.881131][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.881182][ T32] r10:829187f4 r9:eb3b5d84 r8:00000002 r7:60000113 r6:eb3b5d8c r5:85390c00 [ 1329.881206][ T32] r4:85390c00 [ 1329.881226][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.881268][ T32] r5:85390c00 r4:829187f0 [ 1329.881300][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.881343][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.881414][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3b5e08 [ 1329.881461][ T32] r4:00000000 [ 1329.881506][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.881549][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.881611][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.881660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bc340 [ 1329.881686][ T32] r4:00000000 [ 1329.881726][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.881790][ T32] r9:83018005 r8:85390c00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1329.881813][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.881866][ T32] r5:00001000 r4:eb2a9000 [ 1329.881889][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.881930][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.881982][ T32] r5:852d078c r4:852d0400 [ 1329.882027][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.882077][ T32] r7:dddced40 r6:83018000 r5:852d078c r4:84909f80 [ 1329.882119][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.882173][ T32] r10:61c88647 r9:85390c00 r8:84909fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.882197][ T32] r4:84909f80 [ 1329.882216][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.882262][ T32] r10:00000000 r9:84909f80 r8:8027ed34 r7:eb3a1e60 r6:851b6180 r5:85390c00 [ 1329.882286][ T32] r4:00000001 [ 1329.882306][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.882374][ T32] Exception stack(0xeb3b5fb0 to 0xeb3b5ff8) [ 1329.882405][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.882435][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.882483][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.882535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.882561][ T32] r4:851bc300 [ 1329.882890][ T32] INFO: task kworker/0:548:4864 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1329.882927][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.883032][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.883078][ T32] Call trace: [ 1329.883108][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1329.883158][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1329.883182][ T32] r4:00000000 [ 1329.883220][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.883263][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1329.883295][ T32] 5d20: e0c94000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1329.883326][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1329.883361][ T32] 5d60: 800f0013 ffffffff [ 1329.883391][ T32] r5:800f0013 r4:80239bd0 [ 1329.883411][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.883472][ T32] r4:82ac11e4 [ 1329.883496][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.883563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1329.883590][ T32] r4:eaeb5dc0 [ 1329.883634][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.883702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1329.883728][ T32] r4:00000000 [ 1329.883749][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.883805][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.883828][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.883872][ T32] r5:00001000 r4:eadb5000 [ 1329.883891][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.883987][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.904385][ T32] r5:8524af8c r4:8524ac00 [ 1329.904455][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.904586][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1329.904627][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.904693][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.904717][ T32] r4:84b79e80 [ 1329.904788][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.904860][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.904886][ T32] r4:00000001 [ 1329.904907][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.904945][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.904976][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.905029][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.905062][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.905095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.905139][ T32] r4:84719340 [ 1329.905166][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.905196][ T32] INFO: task kworker/0:549:4865 blocked for more than 456 seconds. [ 1329.905229][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.905278][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.905305][ T32] task:kworker/0:549 state:D stack:0 pid:4865 tgid:4865 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.905361][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.905431][ T32] Call trace: [ 1329.905464][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.905536][ T32] r10:829187f4 r9:eb3bdd84 r8:00000002 r7:60000013 r6:eb3bdd8c r5:85393000 [ 1329.905578][ T32] r4:85393000 [ 1329.905628][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.905676][ T32] r5:85393000 r4:829187f0 [ 1329.905697][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.905765][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.905870][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3bde08 [ 1329.905900][ T32] r4:00000000 [ 1329.905935][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.905978][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.906019][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.906064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bc580 [ 1329.906087][ T32] r4:00000000 [ 1329.906116][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.906170][ T32] r9:83018005 r8:85393000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1329.906193][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.906255][ T32] r5:00001000 r4:eb3ad000 [ 1329.906280][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.906321][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.906365][ T32] r5:852d0f8c r4:852d0c00 [ 1329.906386][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.906431][ T32] r7:dddced40 r6:83018000 r5:852d0f8c r4:851b8000 [ 1329.906472][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.906524][ T32] r10:61c88647 r9:85393000 r8:851b802c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.906548][ T32] r4:851b8000 [ 1329.906576][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.906626][ T32] r10:00000000 r9:851b8000 r8:8027ed34 r7:eb3a1e60 r6:851b6200 r5:85393000 [ 1329.906671][ T32] r4:00000001 [ 1329.906693][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.906730][ T32] Exception stack(0xeb3bdfb0 to 0xeb3bdff8) [ 1329.906788][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.906823][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.906852][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.906884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.906907][ T32] r4:851bc300 [ 1329.907583][ T32] INFO: task kworker/0:549:4865 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1329.907642][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.907703][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.907776][ T32] Call trace: [ 1329.907807][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1329.907859][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1329.907883][ T32] r4:00000000 [ 1329.907904][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.907965][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1329.907999][ T32] 5d20: e11c1000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1329.908030][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1329.908054][ T32] 5d60: 800f0013 ffffffff [ 1329.908099][ T32] r5:800f0013 r4:80239bd0 [ 1329.908124][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.908167][ T32] r4:82ac11e4 [ 1329.908208][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.908279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1329.908307][ T32] r4:eaeb5dc0 [ 1329.908337][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.908386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1329.908431][ T32] r4:00000000 [ 1329.908475][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.908527][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.908586][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.908635][ T32] r5:00001000 r4:eadb5000 [ 1329.908656][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.908696][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.908739][ T32] r5:8524af8c r4:8524ac00 [ 1329.908783][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.908858][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1329.908892][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.908944][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.908988][ T32] r4:84b79e80 [ 1329.909011][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.909081][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.909110][ T32] r4:00000001 [ 1329.909135][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.909175][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.909224][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.909260][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.909289][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.909320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.909367][ T32] r4:84719340 [ 1329.909399][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.909444][ T32] INFO: task kworker/0:550:4867 blocked for more than 456 seconds. [ 1329.909486][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.909530][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.909554][ T32] task:kworker/0:550 state:D stack:0 pid:4867 tgid:4867 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.909610][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.909656][ T32] Call trace: [ 1329.909686][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.909781][ T32] r10:829187f4 r9:eb3cdd84 r8:00000002 r7:60000113 r6:eb3cdd8c r5:85392400 [ 1329.909809][ T32] r4:85392400 [ 1329.909830][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.909873][ T32] r5:85392400 r4:829187f0 [ 1329.909894][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.909955][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.910008][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3cde08 [ 1329.910046][ T32] r4:00000000 [ 1329.910069][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.910110][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.910168][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.910216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bc840 [ 1329.910240][ T32] r4:00000000 [ 1329.910269][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.910321][ T32] r9:83018005 r8:85392400 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [ 1329.910344][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.910387][ T32] r5:00001000 r4:dfa29000 [ 1329.910407][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.910471][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.910565][ T32] r5:852d178c r4:852d1400 [ 1329.910590][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.910638][ T32] r7:dddced40 r6:83018000 r5:852d178c r4:851b8080 [ 1329.910659][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.910730][ T32] r10:61c88647 r9:85392400 r8:851b80ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.910771][ T32] r4:851b8080 [ 1329.910836][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.910905][ T32] r10:00000000 r9:851b8080 r8:8027ed34 r7:eb3bde60 r6:851b6280 r5:85392400 [ 1329.910932][ T32] r4:00000001 [ 1329.910997][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.911058][ T32] Exception stack(0xeb3cdfb0 to 0xeb3cdff8) [ 1329.911111][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.911153][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.911184][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.911216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.911262][ T32] r4:851bc4c0 [ 1329.911639][ T32] INFO: task kworker/0:550:4867 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1329.911697][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.911764][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.911810][ T32] Call trace: [ 1329.911865][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1329.911917][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1329.911942][ T32] r4:00000000 [ 1329.911963][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.912002][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1329.912043][ T32] 5d20: e11c1000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1329.912099][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1329.912128][ T32] 5d60: 800f0013 ffffffff [ 1329.912153][ T32] r5:800f0013 r4:80239bd0 [ 1329.912189][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.912234][ T32] r4:82ac11e4 [ 1329.912255][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.912301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1329.912355][ T32] r4:eaeb5dc0 [ 1329.912380][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.912426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1329.912450][ T32] r4:00000000 [ 1329.912470][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.912520][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.912599][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.912652][ T32] r5:00001000 r4:eadb5000 [ 1329.912673][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.912715][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.912764][ T32] r5:8524af8c r4:8524ac00 [ 1329.912785][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.912834][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1329.912857][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.912941][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.912968][ T32] r4:84b79e80 [ 1329.912989][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.913059][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.913087][ T32] r4:00000001 [ 1329.913108][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.913169][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.913199][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.913231][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.913288][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.913322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.913346][ T32] r4:84719340 [ 1329.913367][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.913400][ T32] INFO: task kworker/0:551:4868 blocked for more than 456 seconds. [ 1329.913453][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.913481][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.913502][ T32] task:kworker/0:551 state:D stack:0 pid:4868 tgid:4868 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.913573][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.913628][ T32] Call trace: [ 1329.913672][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.913721][ T32] r10:829187f4 r9:eb2e5d84 r8:00000002 r7:60000113 r6:eb2e5d8c r5:85280000 [ 1329.913772][ T32] r4:85280000 [ 1329.913797][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.913863][ T32] r5:85280000 r4:829187f0 [ 1329.913887][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.913974][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.936206][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e5e08 [ 1329.936267][ T32] r4:00000000 [ 1329.936295][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.936375][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.936422][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.936469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bc680 [ 1329.936512][ T32] r4:00000000 [ 1329.936561][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.936643][ T32] r9:83018005 r8:85280000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1329.936672][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.936744][ T32] r5:00001000 r4:eb3c3000 [ 1329.936799][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.936846][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.936892][ T32] r5:852d138c r4:852d1000 [ 1329.936914][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.936966][ T32] r7:dddced40 r6:83018000 r5:852d138c r4:851b8100 [ 1329.936988][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.937037][ T32] r10:61c88647 r9:85280000 r8:851b812c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.937061][ T32] r4:851b8100 [ 1329.937103][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.937156][ T32] r10:00000000 r9:851b8100 r8:8027ed34 r7:eb3cde60 r6:851b8180 r5:85280000 [ 1329.937180][ T32] r4:00000001 [ 1329.937200][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.937238][ T32] Exception stack(0xeb2e5fb0 to 0xeb2e5ff8) [ 1329.937289][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.937324][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.937353][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.937385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.937409][ T32] r4:851bc4c0 [ 1329.938085][ T32] INFO: task kworker/0:551:4868 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1329.938146][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.938279][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.938344][ T32] Call trace: [ 1329.938421][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1329.938478][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1329.938502][ T32] r4:00000000 [ 1329.938523][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.938562][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1329.938595][ T32] 5d20: e16b3000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1329.938627][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1329.938651][ T32] 5d60: 800f0013 ffffffff [ 1329.938676][ T32] r5:800f0013 r4:80239bd0 [ 1329.938718][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.938790][ T32] r4:82ac11e4 [ 1329.938828][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.938899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1329.938926][ T32] r4:eaeb5dc0 [ 1329.938955][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.939004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1329.939028][ T32] r4:00000000 [ 1329.939074][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.939137][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.939161][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.939228][ T32] r5:00001000 r4:eadb5000 [ 1329.939253][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.939325][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.939372][ T32] r5:8524af8c r4:8524ac00 [ 1329.939393][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.939441][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1329.939462][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.939509][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.939532][ T32] r4:84b79e80 [ 1329.939574][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.939647][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.939713][ T32] r4:00000001 [ 1329.939738][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.939782][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.939812][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.939865][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.939910][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.939944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.939968][ T32] r4:84719340 [ 1329.940011][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.940042][ T32] INFO: task kworker/0:552:4871 blocked for more than 456 seconds. [ 1329.940097][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.940127][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.940148][ T32] task:kworker/0:552 state:D stack:0 pid:4871 tgid:4871 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.940194][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.940277][ T32] Call trace: [ 1329.940321][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.940372][ T32] r10:829187f4 r9:eb3d1d84 r8:00000002 r7:60000013 r6:eb3d1d8c r5:85282400 [ 1329.940396][ T32] r4:85282400 [ 1329.940438][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.940530][ T32] r5:85282400 r4:829187f0 [ 1329.940592][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.940663][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.940777][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d1e08 [ 1329.940804][ T32] r4:00000000 [ 1329.940825][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.940887][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.940940][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.940987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bc900 [ 1329.941096][ T32] r4:00000000 [ 1329.941119][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.941188][ T32] r9:83018005 r8:85282400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1329.941214][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.941269][ T32] r5:00001000 r4:dfa59000 [ 1329.941294][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.941347][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.941395][ T32] r5:852d1b8c r4:852d1800 [ 1329.941445][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.941495][ T32] r7:dddced40 r6:83018000 r5:852d1b8c r4:851b8200 [ 1329.941537][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.941589][ T32] r10:61c88647 r9:85282400 r8:851b822c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.941612][ T32] r4:851b8200 [ 1329.941677][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.941749][ T32] r10:00000000 r9:851b8200 r8:8027ed34 r7:eb3cde60 r6:851b8280 r5:85282400 [ 1329.941800][ T32] r4:00000001 [ 1329.941889][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.941950][ T32] Exception stack(0xeb3d1fb0 to 0xeb3d1ff8) [ 1329.942001][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.942035][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.942065][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.942117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.942145][ T32] r4:851bc980 [ 1329.942494][ T32] INFO: task kworker/0:552:4871 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1329.942529][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.942616][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.942681][ T32] Call trace: [ 1329.942714][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1329.942771][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1329.942796][ T32] r4:00000000 [ 1329.942816][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.942855][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1329.942907][ T32] 5d20: e16b3000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1329.942942][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1329.942968][ T32] 5d60: 800f0013 ffffffff [ 1329.942993][ T32] r5:800f0013 r4:80239bd0 [ 1329.943013][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.943101][ T32] r4:82ac11e4 [ 1329.943126][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.943172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1329.943197][ T32] r4:eaeb5dc0 [ 1329.943251][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.943299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1329.943322][ T32] r4:00000000 [ 1329.943363][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.943415][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.943438][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.943502][ T32] r5:00001000 r4:eadb5000 [ 1329.943526][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.943577][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.943620][ T32] r5:8524af8c r4:8524ac00 [ 1329.943641][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.943709][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1329.943735][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.943792][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.943837][ T32] r4:84b79e80 [ 1329.943861][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.943909][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.943933][ T32] r4:00000001 [ 1329.966224][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.966332][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.966380][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.966416][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.966447][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.966480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.966529][ T32] r4:84719340 [ 1329.966561][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.966602][ T32] INFO: task kworker/0:553:4873 blocked for more than 456 seconds. [ 1329.966659][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.966691][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.966713][ T32] task:kworker/0:553 state:D stack:0 pid:4873 tgid:4873 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.966801][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.966909][ T32] Call trace: [ 1329.966966][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.967024][ T32] r10:829187f4 r9:eb3d9d84 r8:00000002 r7:60000113 r6:eb3d9d8c r5:85390000 [ 1329.967072][ T32] r4:85390000 [ 1329.967096][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.967139][ T32] r5:85390000 r4:829187f0 [ 1329.967160][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.967200][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.967270][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d9e08 [ 1329.967297][ T32] r4:00000000 [ 1329.967329][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.967380][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.967426][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.967472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849747c0 [ 1329.967518][ T32] r4:00000000 [ 1329.967543][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.967595][ T32] r9:83018005 r8:85390000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1329.967633][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.967704][ T32] r5:00001000 r4:eab39000 [ 1329.967729][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.967778][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.967822][ T32] r5:852d278c r4:852d2400 [ 1329.967844][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.967891][ T32] r7:dddced40 r6:83018000 r5:852d278c r4:851b8300 [ 1329.967913][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.967961][ T32] r10:61c88647 r9:85390000 r8:851b832c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.967986][ T32] r4:851b8300 [ 1329.968080][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.968148][ T32] r10:00000000 r9:851b8300 r8:8027ed34 r7:eb3d1e60 r6:851b6300 r5:85390000 ** 2 printk messages dropped ** [ 1329.968252][ T32] Exception stack(0xeb3d9fb0 to 0xeb3d9ff8) ** 2 printk messages dropped ** [ 1329.968341][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1329.969228][ T32] INFO: task kworker/0:553:4873 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1329.969295][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.969393][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.969465][ T32] Call trace: [ 1329.969523][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1329.969579][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1329.969604][ T32] r4:00000000 [ 1329.969624][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.969676][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1329.969783][ T32] 5d20: e1b28000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1329.969868][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1329.969896][ T32] 5d60: 800f0013 ffffffff [ 1329.969923][ T32] r5:800f0013 r4:80239bd0 [ 1329.969944][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.970003][ T32] r4:82ac11e4 [ 1329.970037][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.970174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1329.970201][ T32] r4:eaeb5dc0 [ 1329.970247][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.970296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1329.970321][ T32] r4:00000000 [ 1329.970367][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.970418][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.970462][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.970512][ T32] r5:00001000 r4:eadb5000 [ 1329.970533][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.970573][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.970637][ T32] r5:8524af8c r4:8524ac00 [ 1329.970670][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.970722][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1329.970780][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.970834][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.970879][ T32] r4:84b79e80 [ 1329.970903][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.970976][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1329.971018][ T32] r4:00000001 [ 1329.971042][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.971080][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1329.971108][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.971138][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.971187][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.971222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.971254][ T32] r4:84719340 [ 1329.971278][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.971313][ T32] INFO: task kworker/0:554:4875 blocked for more than 456 seconds. [ 1329.971356][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.971381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.971403][ T32] task:kworker/0:554 state:D stack:0 pid:4875 tgid:4875 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.971449][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.971490][ T32] Call trace: [ 1329.971520][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1329.971591][ T32] r10:829187f4 r9:eb2e9d84 r8:00000002 r7:60000013 r6:eb2e9d8c r5:85283c00 [ 1329.971619][ T32] r4:85283c00 [ 1329.971674][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1329.971746][ T32] r5:85283c00 r4:829187f0 [ 1329.971773][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.971836][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.971889][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e9e08 [ 1329.971977][ T32] r4:00000000 [ 1329.972066][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1329.972130][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.972192][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1329.972241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bca40 [ 1329.972265][ T32] r4:00000000 [ 1329.972284][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1329.972344][ T32] r9:83018005 r8:85283c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1329.972397][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.972466][ T32] r5:00001000 r4:dff6d000 [ 1329.972527][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1329.972606][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.972655][ T32] r5:852d1f8c r4:852d1c00 [ 1329.972700][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.972751][ T32] r7:dddced40 r6:83018000 r5:852d1f8c r4:851b8380 [ 1329.972804][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.972884][ T32] r10:61c88647 r9:85283c00 r8:851b83ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.972910][ T32] r4:851b8380 [ 1329.972944][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.973115][ T32] r10:00000000 r9:851b8380 r8:8027ed34 r7:eb3d9e60 r6:851b8400 r5:85283c00 [ 1329.973148][ T32] r4:00000001 [ 1329.973169][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.973244][ T32] Exception stack(0xeb2e9fb0 to 0xeb2e9ff8) [ 1329.973275][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.973330][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.973374][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.973430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.973457][ T32] r4:851bcbc0 [ 1329.973870][ T32] INFO: task kworker/0:554:4875 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1329.973983][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.999902][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.999973][ T32] Call trace: [ 1330.000031][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1330.000115][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1330.000144][ T32] r4:00000000 [ 1330.000186][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.000232][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1330.000286][ T32] 5d20: e2082000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1330.000343][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1330.000662][ T32] r4:eaeb5dc0 ** 6 printk messages dropped ** [ 1330.000931][ T32] r5:00001000 r4:eadb5000 ** 3 printk messages dropped ** [ 1330.001146][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1330.001680][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1330.002112][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1330.002288][ T32] r5:85283000 r4:829187f0 ** 1 printk messages dropped ** [ 1330.002349][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1330.002506][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1330.002622][ T32] r4:00000000 [ 1330.002641][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1330.002719][ T32] r9:83018005 r8:85283000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1330.002746][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.002797][ T32] r5:00001000 r4:e0801000 [ 1330.002852][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1330.002896][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.002939][ T32] r5:852d238c r4:852d2000 [ 1330.002960][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.003006][ T32] r7:dddced40 r6:83018000 r5:852d238c r4:851b8480 [ 1330.003027][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.003076][ T32] r10:61c88647 r9:85283000 r8:851b84ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.003099][ T32] r4:851b8480 [ 1330.003118][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.003165][ T32] r10:00000000 r9:851b8480 r8:8027ed34 r7:eb3d9e60 r6:851b8500 r5:85283000 [ 1330.003187][ T32] r4:00000001 [ 1330.003224][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.003276][ T32] Exception stack(0xeb3ddfb0 to 0xeb3ddff8) [ 1330.003306][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.003350][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.003401][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.003475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.003502][ T32] r4:851bcc00 [ 1330.011482][ T32] INFO: task kworker/0:555:4877 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1330.011562][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.011663][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.011767][ T32] Call trace: [ 1330.011817][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1330.011875][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1330.011963][ T32] r4:00000000 [ 1330.012008][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.012053][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1330.012123][ T32] 5d20: e2082000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1330.012158][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1330.012217][ T32] 5d60: 800f0013 ffffffff [ 1330.012257][ T32] r5:800f0013 r4:80239bd0 [ 1330.012292][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.012339][ T32] r4:82ac11e4 [ 1330.012375][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.012425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1330.012449][ T32] r4:eaeb5dc0 [ 1330.012510][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1330.012573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1330.012621][ T32] r4:00000000 [ 1330.012645][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1330.012716][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1330.012773][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.012822][ T32] r5:00001000 r4:eadb5000 [ 1330.012852][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1330.012899][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.012972][ T32] r5:8524af8c r4:8524ac00 [ 1330.013002][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.013074][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1330.013100][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.013150][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.013174][ T32] r4:84b79e80 [ 1330.013252][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.013347][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1330.013384][ T32] r4:00000001 [ 1330.013409][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.013470][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1330.013528][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.013568][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1330.013666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1330.020274][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.020674][ T32] r5:85286000 r4:829187f0 [ 1330.020707][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.020751][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1330.020830][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.021004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85361040 ** 7 printk messages dropped ** [ 1330.021335][ T32] r5:852d2b8c r4:852d2800 [ 1330.021357][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.021406][ T32] r7:dddced40 r6:83018000 r5:852d2b8c r4:851b8580 [ 1330.021429][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.021487][ T32] r10:61c88647 r9:85286000 r8:851b85ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.021514][ T32] r4:851b8580 [ 1330.021534][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.021604][ T32] r10:00000000 r9:851b8580 r8:8027ed34 r7:eb3d9e60 r6:851b8600 r5:85286000 [ 1330.021666][ T32] r4:00000001 [ 1330.021712][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.021757][ T32] Exception stack(0xeb3e1fb0 to 0xeb3e1ff8) [ 1330.021807][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.021850][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.021881][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.021915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.021938][ T32] r4:84974580 [ 1330.022641][ T32] INFO: task kworker/0:556:4880 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1330.022675][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.022761][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.022833][ T32] Call trace: [ 1330.022886][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1330.022950][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1330.022978][ T32] r4:00000000 [ 1330.023014][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.023066][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1330.023100][ T32] 5d20: e2082000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1330.023133][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1330.023158][ T32] 5d60: 800f0013 ffffffff [ 1330.023183][ T32] r5:800f0013 r4:80239bd0 [ 1330.023225][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.023284][ T32] r4:82ac11e4 [ 1330.023308][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.023377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1330.023404][ T32] r4:eaeb5dc0 [ 1330.023425][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1330.023470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1330.023493][ T32] r4:00000000 [ 1330.023512][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1330.023584][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1330.023640][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.023688][ T32] r5:00001000 r4:eadb5000 [ 1330.023761][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1330.023807][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.023851][ T32] r5:8524af8c r4:8524ac00 [ 1330.023871][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.037381][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1330.037467][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.037568][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.037597][ T32] r4:84b79e80 [ 1330.037621][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.037683][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1330.037717][ T32] r4:00000001 [ 1330.037747][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.037798][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1330.037830][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.037860][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.037888][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.037968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.038035][ T32] r4:84719340 [ 1330.038062][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.038128][ T32] INFO: task kworker/0:557:4882 blocked for more than 456 seconds. [ 1330.038165][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.038192][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.038213][ T32] task:kworker/0:557 state:D stack:0 pid:4882 tgid:4882 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.038292][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.038340][ T32] Call trace: [ 1330.038421][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1330.038498][ T32] r10:829187f4 r9:eb3e5d84 r8:00000002 r7:60000013 r6:eb3e5d8c r5:85286c00 [ 1330.038551][ T32] r4:85286c00 [ 1330.038574][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1330.038618][ T32] r5:85286c00 r4:829187f0 [ 1330.038639][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.038679][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.038728][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e5e08 [ 1330.038750][ T32] r4:00000000 [ 1330.038776][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1330.038815][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.038899][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1330.038949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853615c0 [ 1330.038973][ T32] r4:00000000 [ 1330.039014][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1330.039111][ T32] r9:83018005 r8:85286c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1330.039139][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.039186][ T32] r5:00001000 r4:eaed9000 [ 1330.039208][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1330.039306][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.039355][ T32] r5:852d338c r4:852d3000 [ 1330.039375][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.039421][ T32] r7:dddced40 r6:83018000 r5:852d338c r4:851b8680 [ 1330.039463][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1330.039567][ T32] r4:851b8680 ** 2 printk messages dropped ** [ 1330.039730][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1330.039907][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1330.040821][ T32] INFO: task kworker/0:557:4882 is blocked on a mutex likely owned by task kworker/1:273:4493. ** 3 printk messages dropped ** [ 1330.041129][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1330.041185][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1330.041210][ T32] r4:00000000 [ 1330.041231][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.041270][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1330.041317][ T32] 5d20: e25e1000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1330.041351][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1330.041378][ T32] 5d60: 800f0013 ffffffff [ 1330.041413][ T32] r5:800f0013 r4:80239bd0 [ 1330.041521][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.041568][ T32] r4:82ac11e4 [ 1330.041589][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.041635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1330.041659][ T32] r4:eaeb5dc0 [ 1330.041679][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1330.041745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1330.041777][ T32] r4:00000000 [ 1330.041798][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1330.041847][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1330.041890][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.041939][ T32] r5:00001000 r4:eadb5000 [ 1330.041960][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1330.042010][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.042062][ T32] r5:8524af8c r4:8524ac00 [ 1330.042104][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.042158][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1330.042179][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.042228][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.042251][ T32] r4:84b79e80 [ 1330.042271][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.042320][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1330.042355][ T32] r4:00000001 [ 1330.042379][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.042416][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1330.042465][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.042514][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.042568][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.042623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.042672][ T32] r4:84719340 [ 1330.042697][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.042744][ T32] INFO: task kworker/0:558:4883 blocked for more than 456 seconds. [ 1330.042781][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.042807][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.042828][ T32] task:kworker/0:558 state:D stack:0 pid:4883 tgid:4883 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.042900][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.042972][ T32] Call trace: [ 1330.043114][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1330.043164][ T32] r10:829187f4 r9:eb3d5d84 r8:00000002 r7:60000013 r6:eb3d5d8c r5:85284800 [ 1330.043221][ T32] r4:85284800 [ 1330.043278][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1330.043324][ T32] r5:85284800 r4:829187f0 [ 1330.043356][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.043421][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.043520][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d5e08 [ 1330.043558][ T32] r4:00000000 [ 1330.043581][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1330.043621][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.043659][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1330.043702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853612c0 [ 1330.043725][ T32] r4:00000000 [ 1330.043773][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1330.043826][ T32] r9:83018005 r8:85284800 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1330.043870][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.043962][ T32] r5:00001000 r4:ead3d000 [ 1330.064507][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1330.064614][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.064687][ T32] r5:852d2f8c r4:852d2c00 [ 1330.064716][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.064798][ T32] r7:dddced40 r6:83018000 r5:852d2f8c r4:851b8780 [ 1330.064825][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.064932][ T32] r10:61c88647 r9:85284800 r8:851b87ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.065001][ T32] r4:851b8780 [ 1330.065037][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.065090][ T32] r10:00000000 r9:851b8780 r8:8027ed34 r7:eb3e5e60 r6:851b8800 r5:85284800 [ 1330.065117][ T32] r4:00000001 [ 1330.065140][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1330.065234][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.066388][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1330.067116][ T32] r4:eaeb5dc0 ** 2 printk messages dropped ** [ 1330.067271][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1330.067345][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 5 printk messages dropped ** [ 1330.067687][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1330.067974][ T32] r4:84b79e80 ** 2 printk messages dropped ** [ 1330.068115][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1330.068300][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1330.068487][ T32] INFO: task kworker/0:559:4887 blocked for more than 456 seconds. [ 1330.068568][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.068599][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.068621][ T32] task:kworker/0:559 state:D stack:0 pid:4887 tgid:4887 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.068719][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.068806][ T32] Call trace: [ 1330.068936][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1330.068988][ T32] r10:829187f4 r9:eb3edd84 r8:00000002 r7:60000013 r6:eb3edd8c r5:85285400 [ 1330.069012][ T32] r4:85285400 [ 1330.069032][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1330.069111][ T32] r5:85285400 r4:829187f0 [ 1330.069152][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.069196][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.069245][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3ede08 [ 1330.069268][ T32] r4:00000000 [ 1330.069289][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1330.069328][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.069364][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1330.069407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85361680 [ 1330.069453][ T32] r4:00000000 [ 1330.069476][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1330.069524][ T32] r9:83018005 r8:85285400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1330.069560][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.069606][ T32] r5:00001000 r4:eaeef000 [ 1330.069670][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1330.069714][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.069763][ T32] r5:852d378c r4:852d3400 [ 1330.069975][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.070100][ T32] r7:dddced40 r6:83018000 r5:852d378c r4:851b8880 [ 1330.070167][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.070220][ T32] r10:61c88647 r9:85285400 r8:851b88ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.070287][ T32] r4:851b8880 [ 1330.070331][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.070445][ T32] r10:00000000 r9:851b8880 r8:8027ed34 r7:eb3e5e60 r6:851b8900 r5:85285400 [ 1330.070494][ T32] r4:00000001 [ 1330.070517][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.070564][ T32] Exception stack(0xeb3edfb0 to 0xeb3edff8) [ 1330.070660][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.070694][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.070722][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.070757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.070782][ T32] r4:85361480 [ 1330.071137][ T32] INFO: task kworker/0:559:4887 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1330.071170][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.071225][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.071293][ T32] Call trace: [ 1330.071347][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1330.071401][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1330.071425][ T32] r4:00000000 [ 1330.071475][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.071540][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1330.071596][ T32] 5d20: e2b1a000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1330.071631][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1330.071676][ T32] 5d60: 800f0013 ffffffff [ 1330.071727][ T32] r5:800f0013 r4:80239bd0 [ 1330.071750][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.071820][ T32] r4:82ac11e4 [ 1330.071843][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.071889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1330.071912][ T32] r4:eaeb5dc0 [ 1330.071975][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1330.072032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1330.072060][ T32] r4:00000000 [ 1330.072080][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1330.072127][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1330.072150][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.072193][ T32] r5:00001000 r4:eadb5000 [ 1330.072213][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1330.072253][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1330.072362][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 ** 8 printk messages dropped ** [ 1330.072748][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.073177][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1330.073413][ T32] r10:829187f4 r9:eb209d84 r8:00000002 r7:60000113 r6:eb209d8c r5:85394800 [ 1330.073462][ T32] r4:85394800 [ 1330.073519][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1330.073568][ T32] r5:85394800 r4:829187f0 [ 1330.073590][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.073666][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.073718][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb209e08 [ 1330.073741][ T32] r4:00000000 [ 1330.073768][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1330.073809][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.073867][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1330.096162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85364240 [ 1330.096254][ T32] r4:00000000 [ 1330.096292][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1330.096395][ T32] r9:83018205 r8:85394800 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1330.096423][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.096495][ T32] r5:00001000 r4:eaf13000 [ 1330.096525][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1330.096619][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.096666][ T32] r5:852d3b8c r4:852d3800 [ 1330.096688][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.096737][ T32] r7:ddde2d40 r6:83018200 r5:852d3b8c r4:851b6380 [ 1330.096759][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.096807][ T32] r10:61c88647 r9:85394800 r8:851b63ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.096830][ T32] r4:851b6380 [ 1330.096850][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.096897][ T32] r10:00000000 r9:851b6380 r8:8027ed34 r7:eb2c1e60 r6:851b6400 r5:85394800 [ 1330.096921][ T32] r4:00000001 [ 1330.096953][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.096994][ T32] Exception stack(0xeb209fb0 to 0xeb209ff8) [ 1330.097025][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.097056][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.097085][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.097137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.097164][ T32] r4:85364100 [ 1330.097874][ T32] INFO: task kworker/1:322:4888 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1330.097909][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.097975][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.098022][ T32] Call trace: [ 1330.098054][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1330.098106][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1330.098141][ T32] r4:00000000 [ 1330.098165][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.098205][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) ** 1 printk messages dropped ** [ 1330.098291][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1330.098569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 ** 10 printk messages dropped ** [ 1330.099077][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1330.099453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1330.099904][ T32] r5:85395400 r4:829187f0 [ 1330.099954][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1330.100149][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1330.100521][ T32] r5:852d3f8c r4:852d3c00 ** 5 printk messages dropped ** [ 1330.100801][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1330.101123][ T32] r4:853616c0 ** 6 printk messages dropped ** [ 1330.101869][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1330.102123][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1330.102371][ T32] r4:00000000 [ 1330.102391][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1330.102456][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1330.102515][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.102620][ T32] r5:00001000 r4:eadb5000 [ 1330.102645][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1330.102709][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.102757][ T32] r5:8524af8c r4:8524ac00 [ 1330.102781][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.102831][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1330.102851][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.102900][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.102923][ T32] r4:84b79e80 [ 1330.102943][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.103001][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1330.103048][ T32] r4:00000001 [ 1330.103093][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.103133][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1330.103161][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.103191][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.103235][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.103269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.103309][ T32] r4:84719340 [ 1330.103333][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.103358][ T32] INFO: task kworker/0:561:4892 blocked for more than 456 seconds. [ 1330.103387][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.103413][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.103434][ T32] task:kworker/0:561 state:D stack:0 pid:4892 tgid:4892 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.103535][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.103587][ T32] Call trace: [ 1330.103628][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1330.103677][ T32] r10:829187f4 r9:eb3fdd84 r8:00000002 r7:60000013 r6:eb3fdd8c r5:85396000 ** 2 printk messages dropped ** [ 1330.103816][ T32] r5:85396000 r4:829187f0 [ 1330.103857][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.103901][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1330.117603][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.117807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851df080 ** 9 printk messages dropped ** [ 1330.118201][ T32] r7:dddced40 r6:83018000 r5:853f9b8c r4:851b8a00 ** 7 printk messages dropped ** [ 1330.118468][ T32] Exception stack(0xeb3fdfb0 to 0xeb3fdff8) ** 4 printk messages dropped ** [ 1330.118644][ T32] r4:85361a80 [ 1330.119314][ T32] INFO: task kworker/0:561:4892 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1330.119365][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.119435][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.119524][ T32] Call trace: [ 1330.119568][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1330.119636][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1330.119665][ T32] r4:00000000 [ 1330.119693][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.119787][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1330.119854][ T32] 5d20: e30a7000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1330.119918][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1330.119969][ T32] 5d60: 800f0013 ffffffff [ 1330.120025][ T32] r5:800f0013 r4:80239bd0 [ 1330.120085][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.120175][ T32] r4:82ac11e4 [ 1330.120225][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.120329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1330.120393][ T32] r4:eaeb5dc0 [ 1330.120446][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1330.120572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1330.120627][ T32] r4:00000000 [ 1330.120672][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1330.120777][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1330.120847][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.120950][ T32] r5:00001000 r4:eadb5000 [ 1330.120993][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1330.121081][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.121174][ T32] r5:8524af8c r4:8524ac00 [ 1330.121225][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.121325][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1330.121370][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.121476][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.121538][ T32] r4:84b79e80 [ 1330.121583][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1330.121949][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1330.123065][ T32] r5:85396c00 r4:829187f0 [ 1330.123118][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1330.123365][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1330.141639][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1330.142587][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1330.150174][ T32] r5:800f0013 r4:80239bd0 ** 9 printk messages dropped ** [ 1330.150583][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 7 printk messages dropped ** [ 1330.150946][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.150998][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.151023][ T32] r4:84b79e80 [ 1330.151045][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.151096][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1330.151120][ T32] r4:00000001 [ 1330.151143][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.151182][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1330.151212][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.151244][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.151273][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.151305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.151330][ T32] r4:84719340 [ 1330.151354][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.151396][ T32] INFO: task kworker/1:324:4897 blocked for more than 456 seconds. [ 1330.151464][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.151496][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.151526][ T32] task:kworker/1:324 state:D stack:0 pid:4897 tgid:4897 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.151607][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.151652][ T32] Call trace: [ 1330.151684][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1330.151735][ T32] r10:829187f4 r9:eb40dd84 r8:00000002 r7:60000113 r6:eb40dd8c r5:85393c00 [ 1330.151788][ T32] r4:85393c00 [ 1330.151816][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1330.151861][ T32] r5:85393c00 r4:829187f0 [ 1330.151911][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.151958][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.152010][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb40de08 [ 1330.152034][ T32] r4:00000000 [ 1330.152057][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1330.152100][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.152139][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1330.152212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85364640 ** 12 printk messages dropped ** [ 1330.152777][ T32] r4:851b6680 ** 8 printk messages dropped ** [ 1330.153174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 17 printk messages dropped ** [ 1330.167848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 ** 14 printk messages dropped ** [ 1330.168863][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 18 printk messages dropped ** [ 1330.170101][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1330.170420][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 17 printk messages dropped ** [ 1330.171588][ T32] r10:61c88647 r9:8538b000 r8:851b8aac r7:82804d40 r6:dddced40 r5:dddced60 ** 14 printk messages dropped ** [ 1330.173011][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.173179][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1330.173210][ T32] 5d20: e3d3d000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1330.173241][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1330.173265][ T32] 5d60: 800f0013 ffffffff [ 1330.173290][ T32] r5:800f0013 r4:80239bd0 [ 1330.173327][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.173382][ T32] r4:82ac11e4 [ 1330.173406][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.173453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1330.173491][ T32] r4:eaeb5dc0 [ 1330.173521][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1330.173568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1330.173591][ T32] r4:00000000 [ 1330.173611][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1330.173658][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1330.173680][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.173723][ T32] r5:00001000 r4:eadb5000 [ 1330.173743][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1330.173808][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.173866][ T32] r5:8524af8c r4:8524ac00 [ 1330.173890][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.173985][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1330.198518][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.198635][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.198671][ T32] r4:84b79e80 [ 1330.198693][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.198745][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1330.198769][ T32] r4:00000001 [ 1330.198810][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.198853][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1330.198885][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.198917][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.198966][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1330.199049][ T32] r4:84719340 ** 5 printk messages dropped ** [ 1330.199292][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.199572][ T32] r5:84570000 r4:829187f0 [ 1330.199594][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1330.199707][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.199914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851df000 ** 11 printk messages dropped ** [ 1330.200395][ T32] r10:61c88647 r9:84570000 r8:851b682c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1330.200770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1330.202010][ T32] 5d60: 800f0013 ffffffff ** 8 printk messages dropped ** [ 1330.202322][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.202583][ T32] r5:8524af8c r4:8524ac00 ** 8 printk messages dropped ** [ 1330.202885][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1330.203338][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.203650][ T32] r5:84570c00 r4:829187f0 ** 1 printk messages dropped ** [ 1330.203732][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.215387][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1330.216080][ T32] r10:00000000 r9:851b8b00 r8:8027ed34 r7:eb3fde60 r6:851b6900 r5:84570c00 ** 9 printk messages dropped ** [ 1330.217806][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1330.218733][ T32] r4:eaeb5dc0 ** 7 printk messages dropped ** [ 1330.219101][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1330.219730][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1330.220527][ T32] r5:84572400 r4:829187f0 [ 1330.220607][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.220659][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.220732][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb435e08 [ 1330.220774][ T32] r4:00000000 [ 1330.220798][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1330.220868][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.220913][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1330.220961][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85364ec0 [ 1330.220994][ T32] r4:00000000 [ 1330.221058][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1330.221169][ T32] r9:83018205 r8:84572400 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1330.221216][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.221336][ T32] r5:00001000 r4:eb275000 [ 1330.221393][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1330.221451][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.221542][ T32] r5:85316b8c r4:85316800 [ 1330.221588][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.221667][ T32] r7:ddde2d40 r6:83018200 r5:85316b8c r4:851b6980 [ 1330.221719][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.221823][ T32] r10:61c88647 r9:84572400 r8:851b69ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.221893][ T32] r4:851b6980 [ 1330.221946][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.222029][ T32] r10:00000000 r9:851b6980 r8:8027ed34 r7:eb419e60 r6:851b6a00 r5:84572400 [ 1330.222068][ T32] r4:00000001 [ 1330.222112][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.222157][ T32] Exception stack(0xeb435fb0 to 0xeb435ff8) [ 1330.222186][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.222243][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.222292][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.222353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.222428][ T32] r4:85364a00 [ 1330.222909][ T32] INFO: task kworker/1:326:4904 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1330.222958][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.223039][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.223135][ T32] Call trace: [ 1330.223239][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1330.223332][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1330.223369][ T32] r4:00000000 [ 1330.223393][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.223436][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1330.223474][ T32] 5d20: e4238000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1330.223563][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1330.223595][ T32] 5d60: 800f0013 ffffffff [ 1330.223639][ T32] r5:800f0013 r4:80239bd0 [ 1330.223690][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.223741][ T32] r4:82ac11e4 [ 1330.223767][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.223814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1330.223840][ T32] r4:eaeb5dc0 [ 1330.223862][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1330.223908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1330.223997][ T32] r4:00000000 [ 1330.259025][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1330.259396][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1330.259927][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1330.260738][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1330.261056][ T32] r5:84573c00 r4:829187f0 [ 1330.261109][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1330.261371][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.261888][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.262130][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1330.262174][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.262220][ T32] r5:853f8b8c r4:853f8800 [ 1330.262242][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.262294][ T32] r7:dddced40 r6:83018000 r5:853f8b8c r4:851b8b80 [ 1330.262317][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.262368][ T32] r10:61c88647 r9:84573c00 r8:851b8bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.262419][ T32] r4:851b8b80 [ 1330.262446][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.262496][ T32] r10:00000000 r9:851b8b80 r8:8027ed34 r7:eb3fde60 r6:851b6a80 r5:84573c00 [ 1330.262527][ T32] r4:00000001 [ 1330.262575][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.262644][ T32] Exception stack(0xeb43dfb0 to 0xeb43dff8) ** 2 printk messages dropped ** [ 1330.262740][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1330.272652][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1330.273431][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1330.285340][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1330.286611][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.287255][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.287477][ T32] r5:84571800 r4:829187f0 [ 1330.287504][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.287546][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1330.287803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84974800 ** 9 printk messages dropped ** [ 1330.288407][ T32] r7:dddced40 r6:83018000 r5:853f8f8c r4:851b8c00 ** 9 printk messages dropped ** [ 1330.288772][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.290182][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1330.290452][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1330.291313][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1330.292239][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.292970][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.293354][ T32] r5:84574800 r4:829187f0 ** 1 printk messages dropped ** [ 1330.293484][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.293549][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb445e08 [ 1330.293574][ T32] r4:00000000 [ 1330.293701][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1330.293750][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.293791][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1330.293835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851df200 [ 1330.294349][ T32] r4:00000000 [ 1330.318854][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1330.319065][ T32] r9:83018005 r8:84574800 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1330.319130][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.319241][ T32] r5:00001000 r4:eb269000 [ 1330.319297][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1330.319392][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.319503][ T32] r5:853f978c r4:853f9400 [ 1330.319559][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.319697][ T32] r7:dddced40 r6:83018000 r5:853f978c r4:851b8c80 [ 1330.319765][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.319916][ T32] r10:61c88647 r9:84574800 r8:851b8cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.319987][ T32] r4:851b8c80 [ 1330.320043][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.320156][ T32] r10:00000000 r9:851b8c80 r8:8027ed34 r7:eb3fde60 r6:851b6b80 r5:84574800 [ 1330.320211][ T32] r4:00000001 [ 1330.320262][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.320352][ T32] Exception stack(0xeb445fb0 to 0xeb445ff8) [ 1330.320426][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.320601][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.320684][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.320762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.320822][ T32] r4:85361440 [ 1330.322168][ T32] INFO: task kworker/0:566:4909 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1330.322285][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.322483][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.322602][ T32] Call trace: [ 1330.322679][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1330.322797][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1330.322856][ T32] r4:00000000 [ 1330.322907][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.322999][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1330.323071][ T32] 5d20: e500e000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1330.323149][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1330.323219][ T32] 5d60: 800f0013 ffffffff [ 1330.323286][ T32] r5:800f0013 r4:80239bd0 [ 1330.323341][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.323442][ T32] r4:82ac11e4 [ 1330.323534][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.323649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1330.323711][ T32] r4:eaeb5dc0 [ 1330.323799][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1330.323999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1330.334662][ T32] r4:00000000 [ 1330.334747][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1330.334903][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1330.334962][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.335073][ T32] r5:00001000 r4:eadb5000 [ 1330.335135][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1330.335236][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.335340][ T32] r5:8524af8c r4:8524ac00 [ 1330.335426][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.335557][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1330.335617][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.335735][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.335886][ T32] r4:84b79e80 [ 1330.335963][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.336073][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1330.336130][ T32] r4:00000001 [ 1330.336180][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.336365][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1330.336454][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.337065][ T32] INFO: task kworker/1:327:4913 blocked for more than 456 seconds. ** 9 printk messages dropped ** [ 1330.337949][ T32] r5:84575400 r4:829187f0 [ 1330.338005][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.338104][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.338218][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb415e08 ** 3 printk messages dropped ** [ 1330.338544][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 13 printk messages dropped ** [ 1330.339718][ T32] r4:851b6c00 [ 1330.339772][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.339903][ T32] r10:00000000 r9:851b6c00 r8:8027ed34 r7:eb435e60 r6:851b6c80 r5:84575400 [ 1330.339966][ T32] r4:00000001 [ 1330.340119][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.340206][ T32] Exception stack(0xeb415fb0 to 0xeb415ff8) [ 1330.340239][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.340274][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.340303][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.340335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.340359][ T32] r4:85364e80 [ 1330.341178][ T32] INFO: task kworker/1:327:4913 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1330.341222][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.341550][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.341597][ T32] Call trace: [ 1330.341721][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1330.341776][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1330.341802][ T32] r4:00000000 [ 1330.341823][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.341863][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1330.341895][ T32] 5d20: e500e000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1330.341995][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1330.342025][ T32] 5d60: 800f0013 ffffffff [ 1330.342052][ T32] r5:800f0013 r4:80239bd0 [ 1330.342074][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.342204][ T32] r4:82ac11e4 [ 1330.342230][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.342277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1330.342513][ T32] r4:eaeb5dc0 [ 1330.342539][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1330.342586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1330.342610][ T32] r4:00000000 [ 1330.342630][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1330.342746][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1330.342774][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.342856][ T32] r5:00001000 r4:eadb5000 [ 1330.342880][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1330.342971][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.343075][ T32] r5:8524af8c r4:8524ac00 [ 1330.343202][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.343256][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1330.343279][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.343415][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.343475][ T32] r4:84b79e80 [ 1330.343604][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.343658][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1330.343682][ T32] r4:00000001 [ 1330.343721][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.343837][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1330.343869][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.344046][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.374900][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.375013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.375082][ T32] r4:84719340 [ 1330.375145][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.375213][ T32] INFO: task kworker/0:567:4915 blocked for more than 456 seconds. [ 1330.375288][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.375341][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.375367][ T32] task:kworker/0:567 state:D stack:0 pid:4915 tgid:4915 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.375614][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.375752][ T32] Call trace: [ 1330.375843][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1330.375903][ T32] r10:829187f4 r9:eb439d84 r8:00000002 r7:60000113 r6:eb439d8c r5:84576000 [ 1330.375928][ T32] r4:84576000 [ 1330.375950][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1330.375995][ T32] r5:84576000 r4:829187f0 [ 1330.376047][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.376151][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.376210][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb439e08 [ 1330.376235][ T32] r4:00000000 [ 1330.376344][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1330.376388][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.376459][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1330.376581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851df580 [ 1330.376699][ T32] r4:00000000 [ 1330.376789][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1330.376846][ T32] r9:83018005 r8:84576000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1330.376870][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.376915][ T32] r5:00001000 r4:eb2a5000 [ 1330.376937][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1330.376978][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.377229][ T32] r5:853fa38c r4:853fa000 [ 1330.377336][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.377393][ T32] r7:dddced40 r6:83018000 r5:853fa38c r4:851b8d00 [ 1330.377416][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.377465][ T32] r10:61c88647 r9:84576000 r8:851b8d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1330.377809][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.379095][ T32] Call trace: ** 6 printk messages dropped ** [ 1330.379504][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1330.380395][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 12 printk messages dropped ** [ 1330.381274][ T32] r4:00000001 [ 1330.381388][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.381461][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) ** 2 printk messages dropped ** [ 1330.381570][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1330.382787][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) ** 19 printk messages dropped ** [ 1330.410656][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1330.412115][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.412641][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 ** 13 printk messages dropped ** [ 1330.413393][ T32] r5:00001000 r4:eadb5000 ** 7 printk messages dropped ** [ 1330.413779][ T32] r4:84b79e80 [ 1330.413806][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.413856][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1330.414103][ T32] r4:00000001 [ 1330.436988][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.437145][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1330.437188][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.437385][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.437424][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.437459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.437515][ T32] r4:84719340 [ 1330.437551][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.437583][ T32] INFO: task kworker/0:569:4919 blocked for more than 456 seconds. [ 1330.437619][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.437646][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.437669][ T32] task:kworker/0:569 state:D stack:0 pid:4919 tgid:4919 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.437736][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.438148][ T32] Call trace: [ 1330.438225][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1330.438292][ T32] r10:829187f4 r9:eb451d84 r8:00000002 r7:60000113 r6:eb451d8c r5:85398000 [ 1330.438318][ T32] r4:85398000 [ 1330.438360][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1330.438415][ T32] r5:85398000 r4:829187f0 [ 1330.438440][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.438484][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.438539][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb451e08 [ 1330.438564][ T32] r4:00000000 [ 1330.438585][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1330.438790][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.438846][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1330.438892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851df940 [ 1330.438916][ T32] r4:00000000 [ 1330.438936][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1330.438987][ T32] r9:83018005 r8:85398000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1330.439506][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.439615][ T32] r5:00001000 r4:eb46b000 [ 1330.439667][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1330.439763][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.439880][ T32] r5:853faf8c r4:853fac00 [ 1330.439939][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.440065][ T32] r7:dddced40 r6:83018000 r5:853faf8c r4:851b8e00 [ 1330.440123][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.440226][ T32] r10:61c88647 r9:85398000 r8:851b8e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.440278][ T32] r4:851b8e00 [ 1330.440324][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.440422][ T32] r10:00000000 r9:851b8e00 r8:8027ed34 r7:eb439e60 r6:851b6e00 r5:85398000 [ 1330.440474][ T32] r4:00000001 [ 1330.440529][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.440650][ T32] Exception stack(0xeb451fb0 to 0xeb451ff8) [ 1330.440712][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.441965][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.442317][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) ** 7 printk messages dropped ** [ 1330.443475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 ** 9 printk messages dropped ** [ 1330.472427][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.473169][ T32] r4:00000001 [ 1330.473215][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1330.473557][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.477768][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.478385][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1330.479096][ T32] r9:83018005 r8:85399800 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 11 printk messages dropped ** [ 1330.480042][ T32] r10:00000000 r9:851b8e80 r8:8027ed34 r7:eb451e60 r6:851b6e80 r5:85399800 ** 7 printk messages dropped ** [ 1330.480575][ T32] r4:851df640 ** 5 printk messages dropped ** [ 1330.482424][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 ** 11 printk messages dropped ** [ 1330.483406][ T32] r4:eaeb5dc0 ** 10 printk messages dropped ** [ 1330.508064][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1330.508670][ T32] r4:00000001 [ 1330.508725][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.508810][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1330.508877][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.508947][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.509013][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.509090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.509144][ T32] r4:84719340 [ 1330.509207][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.509270][ T32] INFO: task kworker/0:571:4922 blocked for more than 457 seconds. [ 1330.509338][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.509401][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.509451][ T32] task:kworker/0:571 state:D stack:0 pid:4922 tgid:4922 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.509595][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.509761][ T32] Call trace: [ 1330.509831][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1330.509936][ T32] r10:829187f4 r9:eb465d84 r8:00000002 r7:60000113 r6:eb465d8c r5:8539a400 [ 1330.509990][ T32] r4:8539a400 [ 1330.510035][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1330.510147][ T32] r5:8539a400 r4:829187f0 [ 1330.510201][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.510310][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.510422][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb465e08 [ 1330.510474][ T32] r4:00000000 [ 1330.510526][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1330.510650][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.510738][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1330.510826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851df840 [ 1330.510874][ T32] r4:00000000 [ 1330.510917][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1330.511019][ T32] r9:83018005 r8:8539a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1330.511069][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.511161][ T32] r5:00001000 r4:eb429000 [ 1330.511208][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1330.511293][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.511408][ T32] r5:853fab8c r4:853fa800 [ 1330.511472][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.511579][ T32] r7:dddced40 r6:83018000 r5:853fab8c r4:851b8f00 [ 1330.511624][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.511715][ T32] r10:61c88647 r9:8539a400 r8:851b8f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.511763][ T32] r4:851b8f00 [ 1330.511806][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.511898][ T32] r10:00000000 r9:851b8f00 r8:8027ed34 r7:eb451e60 r6:851b6f00 r5:8539a400 [ 1330.511947][ T32] r4:00000001 [ 1330.511991][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.512067][ T32] Exception stack(0xeb465fb0 to 0xeb465ff8) [ 1330.512136][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.512202][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.512284][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.512355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.512424][ T32] r4:851df5c0 [ 1330.513710][ T32] INFO: task kworker/0:571:4922 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1330.513796][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.513972][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.524932][ T32] Call trace: [ 1330.525021][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1330.525164][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1330.525225][ T32] r4:00000000 [ 1330.525274][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.525383][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1330.525458][ T32] 5d20: e5ea8000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1330.525569][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1330.525627][ T32] 5d60: 800f0013 ffffffff [ 1330.525678][ T32] r5:800f0013 r4:80239bd0 [ 1330.525721][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.525810][ T32] r4:82ac11e4 [ 1330.525854][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.525948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1330.526020][ T32] r4:eaeb5dc0 [ 1330.526083][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1330.526188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1330.526247][ T32] r4:00000000 [ 1330.526295][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1330.526398][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1330.526449][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1330.526696][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.526793][ T32] r5:8524af8c r4:8524ac00 [ 1330.526842][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.526944][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1330.526995][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.527100][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.527154][ T32] r4:84b79e80 [ 1330.527200][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.527311][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1330.527368][ T32] r4:00000001 [ 1330.527414][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.527491][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1330.527560][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.527623][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.527688][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.527755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.527808][ T32] r4:84719340 [ 1330.527857][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.527916][ T32] INFO: task kworker/0:572:4924 blocked for more than 457 seconds. [ 1330.527987][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.528042][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.528092][ T32] task:kworker/0:572 state:D stack:0 pid:4924 tgid:4924 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.528197][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.528284][ T32] Call trace: [ 1330.528388][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1330.528506][ T32] r10:829187f4 r9:eb475d84 r8:00000002 r7:60000113 r6:eb475d8c r5:85398c00 [ 1330.528589][ T32] r4:85398c00 [ 1330.528639][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) ** 5 printk messages dropped ** [ 1330.529077][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1330.529830][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1330.530605][ T32] Exception stack(0xeb475fb0 to 0xeb475ff8) ** 6 printk messages dropped ** [ 1330.532312][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1330.533556][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1330.555944][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 5 printk messages dropped ** [ 1330.556438][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.556580][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1330.556634][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.556741][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.556798][ T32] r4:84b79e80 [ 1330.556847][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.556972][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1330.557034][ T32] r4:00000001 [ 1330.557081][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.557163][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1330.557227][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.557293][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.557358][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.557425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.557474][ T32] r4:84719340 [ 1330.557534][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.557598][ T32] INFO: task kworker/0:573:4926 blocked for more than 457 seconds. [ 1330.557670][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.557730][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.557780][ T32] task:kworker/0:573 state:D stack:0 pid:4926 tgid:4926 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.557903][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.558053][ T32] Call trace: [ 1330.558135][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1330.558248][ T32] r10:829187f4 r9:eb47dd84 r8:00000002 r7:60000113 r6:eb47dd8c r5:8539c800 [ 1330.558301][ T32] r4:8539c800 [ 1330.558348][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1330.558442][ T32] r5:8539c800 r4:829187f0 [ 1330.558488][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.558587][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.558687][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb47de08 [ 1330.558757][ T32] r4:00000000 [ 1330.558808][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1330.558903][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.559011][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1330.559109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851dfac0 [ 1330.559160][ T32] r4:00000000 [ 1330.559204][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1330.559304][ T32] r9:83018005 r8:8539c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1330.559355][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.559469][ T32] r5:00001000 r4:eb471000 [ 1330.559531][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1330.559637][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.559730][ T32] r5:853fb38c r4:853fb000 [ 1330.559778][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.559880][ T32] r7:dddced40 r6:83018000 r5:853fb38c r4:851a9000 [ 1330.559932][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.560039][ T32] r10:61c88647 r9:8539c800 r8:851a902c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.560094][ T32] r4:851a9000 [ 1330.560143][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.560247][ T32] r10:00000000 r9:851a9000 r8:8027ed34 r7:eb475e60 r6:85366000 r5:8539c800 [ 1330.560318][ T32] r4:00000001 [ 1330.560364][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.560448][ T32] Exception stack(0xeb47dfb0 to 0xeb47dff8) [ 1330.560523][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.560627][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1330.560773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 8 printk messages dropped ** [ 1330.562678][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1330.563652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 ** 9 printk messages dropped ** [ 1330.586968][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 ** 5 printk messages dropped ** [ 1330.587451][ T32] r4:00000001 [ 1330.587509][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.587595][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1330.587661][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1330.587939][ T32] r4:84719340 ** 5 printk messages dropped ** [ 1330.588367][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.588737][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1330.589207][ T32] r9:83018205 r8:8539b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 ** 11 printk messages dropped ** [ 1330.590240][ T32] r10:00000000 r9:85366080 r8:8027ed34 r7:eb415e60 r6:85366100 r5:8539b000 ** 6 printk messages dropped ** [ 1330.590905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.590958][ T32] r4:8535f2c0 [ 1330.592194][ T32] INFO: task kworker/1:328:4927 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1330.592281][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.592561][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.592705][ T32] Call trace: [ 1330.592772][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1330.592880][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1330.592931][ T32] r4:00000000 [ 1330.592977][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.593080][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1330.593154][ T32] 5d20: e64b7000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1330.593234][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1330.593323][ T32] 5d60: 800f0013 ffffffff [ 1330.593384][ T32] r5:800f0013 r4:80239bd0 [ 1330.593430][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.593534][ T32] r4:82ac11e4 [ 1330.593619][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.593732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1330.593787][ T32] r4:eaeb5dc0 [ 1330.593866][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1330.626458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1330.626545][ T32] r4:00000000 [ 1330.626597][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1330.626732][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1330.626785][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.626886][ T32] r5:00001000 r4:eadb5000 [ 1330.626935][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1330.627039][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.627131][ T32] r5:8524af8c r4:8524ac00 [ 1330.627178][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.627285][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1330.627336][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.627443][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.627529][ T32] r4:84b79e80 [ 1330.627617][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.627733][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1330.627792][ T32] r4:00000001 [ 1330.627838][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.627923][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1330.627991][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.628060][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.628124][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.628196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.628250][ T32] r4:84719340 [ 1330.628300][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.628363][ T32] INFO: task kworker/0:574:4929 blocked for more than 457 seconds. ** 2 printk messages dropped ** [ 1330.628571][ T32] task:kworker/0:574 state:D stack:0 pid:4929 tgid:4929 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1330.629491][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb495e08 ** 7 printk messages dropped ** [ 1330.630219][ T32] r9:83018005 r8:8539bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 ** 9 printk messages dropped ** [ 1330.630972][ T32] r4:851a9080 ** 5 printk messages dropped ** [ 1330.631378][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.633214][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1330.647878][ T32] 5d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1330.648450][ T32] r4:eaeb5dc0 ** 4 printk messages dropped ** [ 1330.648878][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 7 printk messages dropped ** [ 1330.649539][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1330.649931][ T32] r4:00000001 [ 1330.649979][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1330.650275][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.650819][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.651431][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.652171][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1330.652695][ T32] r4:851a9100 ** 7 printk messages dropped ** [ 1330.652932][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1330.676657][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.677309][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1330.678156][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 11 printk messages dropped ** [ 1330.679135][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1330.679202][ T32] r4:00000001 [ 1330.679251][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.679331][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1330.679393][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.679459][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.679533][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.679616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.679684][ T32] r4:84719340 [ 1330.679735][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.679800][ T32] INFO: task kworker/0:576:4934 blocked for more than 457 seconds. [ 1330.679877][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.679938][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.679984][ T32] task:kworker/0:576 state:D stack:0 pid:4934 tgid:4934 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.680086][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.680199][ T32] Call trace: [ 1330.680274][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1330.680379][ T32] r10:829187f4 r9:eb4b5d84 r8:00000002 r7:60000113 r6:eb4b5d8c r5:8539ec00 [ 1330.680436][ T32] r4:8539ec00 [ 1330.680511][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1330.680637][ T32] r5:8539ec00 r4:829187f0 [ 1330.680688][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.680791][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.680898][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b5e08 [ 1330.680980][ T32] r4:00000000 [ 1330.681034][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1330.681118][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.681203][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1330.681302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851dfe80 [ 1330.681357][ T32] r4:00000000 [ 1330.681404][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1330.681516][ T32] r9:83018005 r8:8539ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1330.681594][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.681695][ T32] r5:00001000 r4:eb4a9000 [ 1330.681744][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1330.681833][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.681944][ T32] r5:853fc38c r4:853fc000 [ 1330.681997][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.682105][ T32] r7:dddced40 r6:83018000 r5:853fc38c r4:851a9180 [ 1330.682156][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.682264][ T32] r10:61c88647 r9:8539ec00 r8:851a91ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.682320][ T32] r4:851a9180 [ 1330.682366][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.682472][ T32] r10:00000000 r9:851a9180 r8:8027ed34 r7:eb495e60 r6:85366280 r5:8539ec00 [ 1330.682537][ T32] r4:00000001 [ 1330.682585][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.682672][ T32] Exception stack(0xeb4b5fb0 to 0xeb4b5ff8) [ 1330.682734][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.682803][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.682869][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.682940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.682993][ T32] r4:851dfd80 [ 1330.707699][ T32] INFO: task kworker/0:576:4934 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1330.707865][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.708007][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.708134][ T32] Call trace: [ 1330.708238][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1330.708375][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1330.708451][ T32] r4:00000000 [ 1330.708510][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.708631][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1330.708707][ T32] 5d20: e7012000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1330.708796][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1330.708856][ T32] 5d60: 800f0013 ffffffff [ 1330.708916][ T32] r5:800f0013 r4:80239bd0 [ 1330.708965][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.709063][ T32] r4:82ac11e4 [ 1330.709121][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.709221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1330.709277][ T32] r4:eaeb5dc0 [ 1330.709324][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1330.709426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1330.709484][ T32] r4:00000000 [ 1330.709540][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1330.709650][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1330.709701][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.709822][ T32] r5:00001000 r4:eadb5000 [ 1330.709878][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1330.709974][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.710145][ T32] r5:8524af8c r4:8524ac00 [ 1330.710204][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.710310][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1330.710359][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.710467][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.710530][ T32] r4:84b79e80 [ 1330.710576][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.710676][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1330.710726][ T32] r4:00000001 [ 1330.710771][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.710848][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1330.710926][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.711010][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.711076][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.711146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.711198][ T32] r4:84719340 [ 1330.711247][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.711325][ T32] INFO: task kworker/0:577:4937 blocked for more than 457 seconds. [ 1330.711397][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.711453][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.711506][ T32] task:kworker/0:577 state:D stack:0 pid:4937 tgid:4937 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.711646][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.711762][ T32] Call trace: [ 1330.711841][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1330.711946][ T32] r10:829187f4 r9:eb4cdd84 r8:00000002 r7:60000113 r6:eb4cdd8c r5:853a0c00 [ 1330.712033][ T32] r4:853a0c00 [ 1330.712092][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1330.712186][ T32] r5:853a0c00 r4:829187f0 [ 1330.712237][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.712330][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.712458][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4cde08 [ 1330.712527][ T32] r4:00000000 [ 1330.712606][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1330.712695][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.712776][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1330.712887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536b580 [ 1330.712947][ T32] r4:00000000 [ 1330.712995][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1330.713104][ T32] r9:83018005 r8:853a0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1330.713160][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.713257][ T32] r5:00001000 r4:eb4ef000 [ 1330.713308][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1330.713395][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.713485][ T32] r5:853fd78c r4:853fd400 [ 1330.713553][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.713652][ T32] r7:dddced40 r6:83018000 r5:853fd78c r4:851a9200 [ 1330.713736][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.713849][ T32] r10:61c88647 r9:853a0c00 r8:851a922c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.713900][ T32] r4:851a9200 [ 1330.730093][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.730217][ T32] r10:00000000 r9:851a9200 r8:8027ed34 r7:eb495e60 r6:85366300 r5:853a0c00 [ 1330.730266][ T32] r4:00000001 [ 1330.730293][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.730353][ T32] Exception stack(0xeb4cdfb0 to 0xeb4cdff8) [ 1330.730389][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1330.730585][ T32] r4:8536b0c0 ** 5 printk messages dropped ** [ 1330.732324][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 ** 8 printk messages dropped ** [ 1330.732973][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1330.733485][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.733973][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.750683][ T32] r4:00000001 [ 1330.750732][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.750819][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1330.750893][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1330.751217][ T32] r4:84719340 ** 5 printk messages dropped ** [ 1330.751688][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.751790][ T32] Call trace: [ 1330.751864][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1330.751977][ T32] r10:829187f4 r9:eb4d1d84 r8:00000002 r7:60000013 r6:eb4d1d8c r5:853a1800 [ 1330.752034][ T32] r4:853a1800 [ 1330.752084][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1330.752181][ T32] r5:853a1800 r4:829187f0 [ 1330.752231][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.752333][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.752437][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d1e08 [ 1330.752493][ T32] r4:00000000 [ 1330.752581][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1330.752668][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.752755][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1330.752874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536b000 [ 1330.752956][ T32] r4:00000000 [ 1330.753008][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1330.753118][ T32] r9:83018005 r8:853a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1330.753173][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.753309][ T32] r5:00001000 r4:eb4c1000 [ 1330.753363][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1330.753453][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.753569][ T32] r5:853fcb8c r4:853fc800 [ 1330.753613][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.753725][ T32] r7:dddced40 r6:83018000 r5:853fcb8c r4:851a9280 [ 1330.753780][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.753880][ T32] r10:61c88647 r9:853a1800 r8:851a92ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.753985][ T32] r4:851a9280 [ 1330.764805][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.764961][ T32] r10:00000000 r9:851a9280 r8:8027ed34 r7:eb4cde60 r6:85366380 r5:853a1800 [ 1330.765019][ T32] r4:00000001 [ 1330.765066][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.765145][ T32] Exception stack(0xeb4d1fb0 to 0xeb4d1ff8) [ 1330.765211][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.765281][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.765348][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1330.765516][ T32] r4:8536b0c0 ** 7 printk messages dropped ** [ 1330.767511][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1330.768171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1330.768227][ T32] r4:eaeb5dc0 [ 1330.768277][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1330.768378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1330.768442][ T32] r4:00000000 [ 1330.768514][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1330.768652][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1330.768726][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.768831][ T32] r5:00001000 r4:eadb5000 [ 1330.768883][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1330.768972][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.769075][ T32] r5:8524af8c r4:8524ac00 [ 1330.769125][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.769226][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1330.769280][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.769381][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.769433][ T32] r4:84b79e80 [ 1330.769482][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.769601][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1330.769659][ T32] r4:00000001 [ 1330.769709][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.769795][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1330.769861][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.769932][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.769998][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.770075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.770134][ T32] r4:84719340 [ 1330.770202][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.770265][ T32] INFO: task kworker/0:579:4940 blocked for more than 457 seconds. [ 1330.770349][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.770414][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1330.770963][ T32] r4:853a3000 ** 4 printk messages dropped ** [ 1330.771450][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e1e08 ** 8 printk messages dropped ** [ 1330.773279][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1330.815235][ T32] r4:851a9300 ** 6 printk messages dropped ** [ 1330.815482][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.815518][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.815554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.815580][ T32] r4:8536b240 [ 1330.816381][ T32] INFO: task kworker/0:579:4940 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1330.816429][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.816604][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.816663][ T32] Call trace: [ 1330.816699][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1330.816763][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1330.816791][ T32] r4:00000000 [ 1330.816813][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.816854][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1330.816888][ T32] 5d20: e79f8000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1330.816920][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1330.816947][ T32] 5d60: 800f0013 ffffffff [ 1330.816974][ T32] r5:800f0013 r4:80239bd0 [ 1330.816997][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.817072][ T32] r4:82ac11e4 [ 1330.817109][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.817159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 ** 2 printk messages dropped ** [ 1330.817295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 ** 10 printk messages dropped ** [ 1330.817714][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1330.817893][ T32] r4:00000001 [ 1330.817913][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.817951][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) ** 4 printk messages dropped ** [ 1330.818093][ T32] r4:84719340 ** 5 printk messages dropped ** [ 1330.818304][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1330.818790][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb421e08 ** 12 printk messages dropped ** [ 1330.819260][ T32] r5:853fd38c r4:853fd000 ** 9 printk messages dropped ** [ 1330.819639][ T32] Exception stack(0xeb421fb0 to 0xeb421ff8) [ 1330.819667][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.819721][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.819759][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.819792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.819817][ T32] r4:8536b180 [ 1330.820184][ T32] INFO: task kworker/0:580:4942 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1330.820219][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.820296][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.820344][ T32] Call trace: [ 1330.820375][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1330.820425][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1330.820476][ T32] r4:00000000 [ 1330.820526][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.820628][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1330.820666][ T32] 5d20: e79f8000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1330.820697][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1330.820722][ T32] 5d60: 800f0013 ffffffff [ 1330.820747][ T32] r5:800f0013 r4:80239bd0 [ 1330.820772][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.820819][ T32] r4:82ac11e4 [ 1330.820864][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.820917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1330.820941][ T32] r4:eaeb5dc0 [ 1330.820963][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1330.821062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1330.821293][ T32] r4:00000000 [ 1330.821326][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1330.821378][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1330.821401][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.821446][ T32] r5:00001000 r4:eadb5000 ** 4 printk messages dropped ** [ 1330.821814][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 ** 5 printk messages dropped ** [ 1330.822148][ T32] r4:00000001 [ 1330.822412][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.822454][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1330.822483][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.822520][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.822549][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.822581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.822604][ T32] r4:84719340 [ 1330.822645][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.822675][ T32] INFO: task kworker/0:581:4944 blocked for more than 457 seconds. ** 7 printk messages dropped ** [ 1330.823534][ T32] r4:85281800 ** 4 printk messages dropped ** [ 1330.834853][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e5e08 ** 11 printk messages dropped ** [ 1330.835478][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1330.837087][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1330.838043][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1330.838375][ T32] 5d60: 800f0013 ffffffff ** 7 printk messages dropped ** [ 1330.838656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 ** 9 printk messages dropped ** [ 1330.838996][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 ** 5 printk messages dropped ** [ 1330.839579][ T32] r4:00000001 [ 1330.839689][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.839731][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) ** 2 printk messages dropped ** [ 1330.839919][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.840225][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.840819][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1330.841233][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1330.841953][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1330.842250][ T32] r4:8536b600 ** 1 printk messages dropped ** [ 1330.842641][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1330.843135][ T32] 5d20: e7a72000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1330.843166][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1330.843192][ T32] 5d60: 800f0013 ffffffff [ 1330.843217][ T32] r5:800f0013 r4:80239bd0 [ 1330.843285][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.843351][ T32] r4:82ac11e4 [ 1330.843374][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.843420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1330.843523][ T32] r4:eaeb5dc0 [ 1330.843573][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1330.843640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1330.843664][ T32] r4:00000000 [ 1330.843685][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1330.843733][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1330.843763][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.843809][ T32] r5:00001000 r4:eadb5000 [ 1330.843831][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1330.843871][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.868554][ T32] r5:8524af8c r4:8524ac00 [ 1330.868788][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.868870][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 ** 5 printk messages dropped ** [ 1330.870170][ T32] r4:00000001 [ 1330.870196][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.870238][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1330.870270][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1330.870955][ T32] r4:84719340 ** 5 printk messages dropped ** [ 1330.872065][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1330.873541][ T32] r4:853a0000 ** 2 printk messages dropped ** [ 1330.873747][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1330.894969][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1330.895111][ T32] r9:83018005 r8:853a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 ** 4 printk messages dropped ** [ 1330.895286][ T32] r5:853fdf8c r4:853fdc00 ** 1 printk messages dropped ** [ 1330.895356][ T32] r7:dddced40 r6:83018000 r5:853fdf8c r4:851a9580 [ 1330.895377][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.895426][ T32] r10:61c88647 r9:853a0000 r8:851a95ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.895450][ T32] r4:851a9580 [ 1330.895470][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.895517][ T32] r10:00000000 r9:851a9580 r8:8027ed34 r7:eb4ede60 r6:85366480 r5:853a0000 [ 1330.895541][ T32] r4:00000001 [ 1330.895678][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.895730][ T32] Exception stack(0xeb50dfb0 to 0xeb50dff8) [ 1330.895824][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.895860][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.895889][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.895920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.895948][ T32] r4:8536b600 [ 1330.896856][ T32] INFO: task kworker/0:583:4948 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1330.896911][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.897084][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.897151][ T32] Call trace: [ 1330.897184][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1330.897236][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1330.897261][ T32] r4:00000000 [ 1330.897282][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.897322][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1330.897354][ T32] 5d20: e859c000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1330.897502][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1330.897531][ T32] 5d60: 800f0013 ffffffff [ 1330.897761][ T32] r5:800f0013 r4:80239bd0 [ 1330.897787][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.897832][ T32] r4:82ac11e4 [ 1330.898063][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.898113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1330.898138][ T32] r4:eaeb5dc0 [ 1330.898160][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1330.898206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1330.898230][ T32] r4:00000000 [ 1330.898283][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1330.898337][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 3 printk messages dropped ** [ 1330.898630][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.900042][ T32] r4:00000001 [ 1330.900629][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.900846][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1330.900928][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1330.901165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1330.902215][ T32] r4:853a5400 ** 3 printk messages dropped ** [ 1330.902538][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.903442][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1330.938421][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1330.938926][ T32] r4:8536b8c0 ** 2 printk messages dropped ** [ 1330.940531][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1330.941390][ T32] 5d60: 800f0013 ffffffff ** 7 printk messages dropped ** [ 1330.942028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 ** 7 printk messages dropped ** [ 1330.942667][ T32] r5:8524af8c r4:8524ac00 ** 3 printk messages dropped ** [ 1330.943079][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1330.943368][ T32] r4:00000001 [ 1330.943418][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1330.943854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1330.967933][ T32] r4:853a6000 ** 3 printk messages dropped ** [ 1330.968212][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.969111][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1330.969941][ T32] r4:851a9780 ** 5 printk messages dropped ** [ 1330.970396][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.972241][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1330.972419][ T32] r4:00000000 [ 1330.972440][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.972479][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1330.972518][ T32] 5d20: e8c5a000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1330.972612][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1330.972655][ T32] 5d60: 800f0013 ffffffff [ 1330.972684][ T32] r5:800f0013 r4:80239bd0 [ 1330.972705][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.972754][ T32] r4:82ac11e4 [ 1330.972776][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.972822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1330.972868][ T32] r4:eaeb5dc0 [ 1330.972895][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1330.972944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1330.972970][ T32] r4:00000000 [ 1330.972991][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1330.973039][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1330.973063][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.973107][ T32] r5:00001000 r4:eadb5000 [ 1330.973127][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1330.973170][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.973236][ T32] r5:8524af8c r4:8524ac00 [ 1330.973282][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.973337][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1330.973359][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.973418][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.973454][ T32] r4:84b79e80 [ 1330.973479][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.973535][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1330.973581][ T32] r4:00000001 [ 1330.973606][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.973665][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1330.973697][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.973765][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.973797][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.973830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.973854][ T32] r4:84719340 [ 1330.973875][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.982645][ T32] INFO: task kworker/1:329:4953 blocked for more than 457 seconds. [ 1330.982823][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.982892][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.982950][ T32] task:kworker/1:329 state:D stack:0 pid:4953 tgid:4953 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.983080][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.983208][ T32] Call trace: [ 1330.983290][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1330.983413][ T32] r10:829187f4 r9:eb525d84 r8:00000002 r7:60000113 r6:eb525d8c r5:853a4800 [ 1330.983478][ T32] r4:853a4800 [ 1330.983538][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1330.983640][ T32] r5:853a4800 r4:829187f0 [ 1330.983691][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.983792][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.998047][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb525e08 [ 1330.998206][ T32] r4:00000000 [ 1330.998266][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1330.998394][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.998512][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1330.998631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85495c00 [ 1330.998687][ T32] r4:00000000 [ 1330.998738][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1330.998856][ T32] r9:83018205 r8:853a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1330.998917][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.999027][ T32] r5:00001000 r4:eb3c9000 [ 1330.999106][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1330.999208][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.999310][ T32] r5:8542438c r4:85424000 [ 1330.999364][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.999498][ T32] r7:ddde2d40 r6:83018200 r5:8542438c r4:85366600 [ 1330.999579][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.999696][ T32] r10:61c88647 r9:853a4800 r8:8536662c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.999756][ T32] r4:85366600 [ 1330.999815][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.999930][ T32] r10:00000000 r9:85366600 r8:8027ed34 r7:eb415e60 r6:85366680 r5:853a4800 [ 1330.999990][ T32] r4:00000001 [ 1331.000047][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.000140][ T32] Exception stack(0xeb525fb0 to 0xeb525ff8) [ 1331.000219][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.000292][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.000359][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.000423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.000477][ T32] r4:8535f400 [ 1331.001889][ T32] INFO: task kworker/1:329:4953 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1331.001981][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.002135][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.002259][ T32] Call trace: [ 1331.002345][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.002449][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1331.002497][ T32] r4:00000000 [ 1331.002550][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.002624][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1331.002700][ T32] 5d20: e8f93000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1331.002778][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1331.002831][ T32] 5d60: 800f0013 ffffffff [ 1331.002879][ T32] r5:800f0013 r4:80239bd0 [ 1331.002918][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.002996][ T32] r4:82ac11e4 [ 1331.003035][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.003120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1331.003167][ T32] r4:eaeb5dc0 [ 1331.003206][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.003320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1331.003370][ T32] r4:00000000 [ 1331.003410][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.003505][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1331.003548][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.003628][ T32] r5:00001000 r4:eadb5000 [ 1331.003667][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.003758][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.025287][ T32] r4:00000001 [ 1331.025345][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1331.025550][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.025946][ T32] task:kworker/0:586 state:D stack:0 pid:4955 tgid:4955 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1331.026959][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1331.027626][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1331.028760][ T32] Exception stack(0xeb539fb0 to 0xeb539ff8) ** 4 printk messages dropped ** [ 1331.029093][ T32] r4:8536ba00 ** 1 printk messages dropped ** [ 1331.030339][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.030464][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.030530][ T32] Call trace: [ 1331.030591][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.030646][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1331.030671][ T32] r4:00000000 [ 1331.030728][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.030773][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1331.030806][ T32] 5d20: e92fd000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1331.030849][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1331.030877][ T32] 5d60: 800f0013 ffffffff [ 1331.030904][ T32] r5:800f0013 r4:80239bd0 [ 1331.030924][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.030988][ T32] r4:82ac11e4 [ 1331.031013][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.031061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1331.031106][ T32] r4:eaeb5dc0 [ 1331.031130][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.031177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1331.031201][ T32] r4:00000000 [ 1331.031220][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.031268][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1331.031311][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1331.031835][ T32] r4:00000001 [ 1331.031875][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1331.032226][ T32] task:kworker/0:587 state:D stack:0 pid:4957 tgid:4957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1331.032785][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1331.032897][ T32] r4:00000000 [ 1331.032937][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.033009][ T32] r9:83018005 r8:853a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [ 1331.033035][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.033081][ T32] r5:00001000 r4:dfe15000 [ 1331.033122][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.033166][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.033212][ T32] r5:853fef8c r4:853fec00 [ 1331.033232][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.033280][ T32] r7:dddced40 r6:83018000 r5:853fef8c r4:851a9880 [ 1331.033302][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.033350][ T32] r10:61c88647 r9:853a3c00 r8:851a98ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.033374][ T32] r4:851a9880 [ 1331.033393][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.033440][ T32] r10:00000000 r9:851a9880 r8:8027ed34 r7:eb51de60 r6:85366780 r5:853a3c00 [ 1331.033474][ T32] r4:00000001 [ 1331.033497][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.033545][ T32] Exception stack(0xeaf8dfb0 to 0xeaf8dff8) [ 1331.033573][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1331.033739][ T32] r4:8536bb40 ** 5 printk messages dropped ** [ 1331.055995][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 ** 10 printk messages dropped ** [ 1331.056426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 ** 9 printk messages dropped ** [ 1331.057246][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.058013][ T32] r4:00000001 [ 1331.058066][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.058168][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1331.058239][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.058313][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.058381][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.058455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.058522][ T32] r4:84719340 [ 1331.058590][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.058655][ T32] INFO: task kworker/0:588:4960 blocked for more than 457 seconds. [ 1331.058732][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.058814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.058879][ T32] task:kworker/0:588 state:D stack:0 pid:4960 tgid:4960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.058988][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.059108][ T32] Call trace: [ 1331.059186][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1331.059297][ T32] r10:829187f4 r9:eb53dd84 r8:00000002 r7:60000013 r6:eb53dd8c r5:85431800 [ 1331.059355][ T32] r4:85431800 [ 1331.059406][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1331.059533][ T32] r5:85431800 r4:829187f0 [ 1331.059590][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.059687][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.059889][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb53de08 [ 1331.059961][ T32] r4:00000000 [ 1331.060019][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1331.060117][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.060209][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.060313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536bec0 [ 1331.060373][ T32] r4:00000000 [ 1331.060425][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.060576][ T32] r9:83018005 r8:85431800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1331.060641][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.060758][ T32] r5:00001000 r4:eaa95000 [ 1331.060806][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.060889][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.060958][ T32] r5:853ffb8c r4:853ff800 [ 1331.060983][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.061055][ T32] r7:dddced40 r6:83018000 r5:853ffb8c r4:851a9900 [ 1331.061081][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.061131][ T32] r10:61c88647 r9:85431800 r8:851a992c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.061154][ T32] r4:851a9900 [ 1331.061194][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.061247][ T32] r10:00000000 r9:851a9900 r8:8027ed34 r7:eb51de60 r6:851a9980 r5:85431800 [ 1331.061271][ T32] r4:00000001 [ 1331.061291][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.061350][ T32] Exception stack(0xeb53dfb0 to 0xeb53dff8) [ 1331.061381][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.061413][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.061440][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1331.062421][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.062693][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 15 printk messages dropped ** [ 1331.063312][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 ** 5 printk messages dropped ** [ 1331.063554][ T32] r4:00000001 [ 1331.063595][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.063635][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) ** 2 printk messages dropped ** [ 1331.063740][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1331.091558][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 12 printk messages dropped ** [ 1331.092459][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.092913][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1331.093634][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.107405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.107435][ T32] r4:8535fec0 [ 1331.108224][ T32] INFO: task kworker/0:589:4961 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1331.108267][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.108352][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.108417][ T32] Call trace: [ 1331.108449][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.108511][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1331.108570][ T32] r4:00000000 [ 1331.108635][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.108693][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1331.108727][ T32] 5d20: e99f8000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1331.108783][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1331.108814][ T32] 5d60: 800f0013 ffffffff [ 1331.108850][ T32] r5:800f0013 r4:80239bd0 [ 1331.108874][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.108921][ T32] r4:82ac11e4 [ 1331.108942][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.108987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1331.109011][ T32] r4:eaeb5dc0 [ 1331.109031][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.109081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1331.109105][ T32] r4:00000000 [ 1331.109125][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.109176][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1331.109220][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.109275][ T32] r5:00001000 r4:eadb5000 [ 1331.109299][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.109341][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.109386][ T32] r5:8524af8c r4:8524ac00 [ 1331.109418][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.109493][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1331.109524][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.109596][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.109635][ T32] r4:84b79e80 [ 1331.109660][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.109711][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1331.109734][ T32] r4:00000001 [ 1331.109775][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.109816][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1331.109844][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.109874][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.109902][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.109954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.109981][ T32] r4:84719340 [ 1331.110004][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.110045][ T32] INFO: task kworker/0:590:4964 blocked for more than 457 seconds. [ 1331.110105][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.110156][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.110178][ T32] task:kworker/0:590 state:D stack:0 pid:4964 tgid:4964 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.110227][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.110271][ T32] Call trace: [ 1331.110302][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1331.110350][ T32] r10:829187f4 r9:eb16dd84 r8:00000002 r7:60000113 r6:eb16dd8c r5:85433000 [ 1331.110374][ T32] r4:85433000 [ 1331.110417][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1331.110475][ T32] r5:85433000 r4:829187f0 [ 1331.110504][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.110547][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1331.110788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a44040 ** 7 printk messages dropped ** [ 1331.111146][ T32] r5:853fff8c r4:853ffc00 ** 6 printk messages dropped ** [ 1331.111416][ T32] r10:00000000 r9:851a9b00 r8:8027ed34 r7:eb53de60 r6:851a9b80 r5:85433000 ** 7 printk messages dropped ** [ 1331.111712][ T32] r4:84a44000 ** 2 printk messages dropped ** [ 1331.112223][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.112479][ T32] 5d20: e99f8000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1331.112945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 ** 6 printk messages dropped ** [ 1331.113410][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.130563][ T32] r4:00000001 [ 1331.130618][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.130707][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) ** 2 printk messages dropped ** [ 1331.130960][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.131624][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.132210][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1331.132857][ T32] r9:83018005 r8:85433c00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 ** 6 printk messages dropped ** [ 1331.133308][ T32] r7:dddced40 r6:83018000 r5:8540038c r4:851a9c00 [ 1331.133357][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.133411][ T32] r10:61c88647 r9:85433c00 r8:851a9c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.133438][ T32] r4:851a9c00 [ 1331.133495][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.133554][ T32] r10:00000000 r9:851a9c00 r8:8027ed34 r7:eb16de60 r6:851a9c80 r5:85433c00 [ 1331.133579][ T32] r4:00000001 [ 1331.133725][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.133781][ T32] Exception stack(0xeb2b5fb0 to 0xeb2b5ff8) [ 1331.133813][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.133845][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.133875][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.147605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.147707][ T32] r4:84a44300 [ 1331.148505][ T32] INFO: task kworker/0:591:4967 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1331.148587][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.148667][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.148776][ T32] Call trace: [ 1331.148836][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.148898][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1331.148924][ T32] r4:00000000 [ 1331.148944][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.148985][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1331.149018][ T32] 5d20: e9c9c000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1331.149049][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1331.149080][ T32] 5d60: 800f0013 ffffffff [ 1331.149108][ T32] r5:800f0013 r4:80239bd0 [ 1331.149150][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.149204][ T32] r4:82ac11e4 [ 1331.149225][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.149272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1331.149321][ T32] r4:eaeb5dc0 [ 1331.149356][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.149407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1331.149432][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.149872][ T32] r5:8524af8c r4:8524ac00 ** 7 printk messages dropped ** [ 1331.150246][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1331.150364][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1331.151302][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 23 printk messages dropped ** [ 1331.152270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 25 printk messages dropped ** [ 1331.177653][ T32] r5:00001000 r4:eadb5000 ** 10 printk messages dropped ** [ 1331.178739][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.179108][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1331.180703][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1331.180975][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.181126][ T32] r5:00001000 r4:eacf5000 [ 1331.181154][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.181197][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.181432][ T32] r5:85400f8c r4:85400c00 [ 1331.181456][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.181510][ T32] r7:dddced40 r6:83018000 r5:85400f8c r4:851a9e00 [ 1331.181533][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.181582][ T32] r10:61c88647 r9:85435400 r8:851a9e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.181628][ T32] r4:851a9e00 [ 1331.181689][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.181936][ T32] r10:00000000 r9:851a9e00 r8:8027ed34 r7:eb2b9e60 r6:851a9e80 r5:85435400 [ 1331.181965][ T32] r4:00000001 [ 1331.181988][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.182025][ T32] Exception stack(0xeb319fb0 to 0xeb319ff8) [ 1331.182081][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.182116][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.182169][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.182203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.182227][ T32] r4:84a44380 [ 1331.182983][ T32] INFO: task kworker/0:593:4970 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1331.183050][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.183142][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.183297][ T32] Call trace: [ 1331.183330][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.183418][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1331.183448][ T32] r4:00000000 [ 1331.183519][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.183566][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1331.183647][ T32] 5d20: ea033000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1331.183709][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1331.183739][ T32] 5d60: 800f0013 ffffffff [ 1331.183821][ T32] r5:800f0013 r4:80239bd0 [ 1331.183845][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.183890][ T32] r4:82ac11e4 [ 1331.183977][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.204632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1331.204749][ T32] r4:eaeb5dc0 [ 1331.204814][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.204980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1331.205047][ T32] r4:00000000 [ 1331.205104][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1331.205554][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.206276][ T32] r4:00000001 [ 1331.206350][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1331.206956][ T32] INFO: task kworker/0:594:4972 blocked for more than 457 seconds. [ 1331.207033][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.207121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.207172][ T32] task:kworker/0:594 state:D stack:0 pid:4972 tgid:4972 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.207302][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.207420][ T32] Call trace: [ 1331.207506][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1331.207608][ T32] r10:829187f4 r9:eb361d84 r8:00000002 r7:60000013 r6:eb361d8c r5:85436000 [ 1331.207654][ T32] r4:85436000 [ 1331.207696][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1331.207802][ T32] r5:85436000 r4:829187f0 [ 1331.207881][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.207963][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.208066][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb361e08 [ 1331.208115][ T32] r4:00000000 [ 1331.208155][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1331.208228][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.208353][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.208444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a44540 ** 4 printk messages dropped ** [ 1331.208803][ T32] r5:00001000 r4:eaca3000 ** 13 printk messages dropped ** [ 1331.209736][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1331.212118][ T32] 5d60: 800f0013 ffffffff ** 10 printk messages dropped ** [ 1331.212813][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 12 printk messages dropped ** [ 1331.213790][ T32] r4:00000001 [ 1331.213829][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1331.244872][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1331.246236][ T32] r4:85436c00 ** 8 printk messages dropped ** [ 1331.246865][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 18 printk messages dropped ** [ 1331.247797][ T32] Exception stack(0xeb365fb0 to 0xeb365ff8) ** 11 printk messages dropped ** [ 1331.249309][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1331.249896][ T32] r4:eaeb5dc0 ** 9 printk messages dropped ** [ 1331.250439][ T32] r5:8524af8c r4:8524ac00 ** 7 printk messages dropped ** [ 1331.250829][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1331.250952][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1331.251890][ T32] r5:85430c00 r4:829187f0 ** 8 printk messages dropped ** [ 1331.252699][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1331.253507][ T32] r7:dddced40 r6:83018000 r5:8540238c r4:8546a100 ** 15 printk messages dropped ** [ 1331.279827][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.279885][ T32] Call trace: [ 1331.279983][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.280040][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1331.280065][ T32] r4:00000000 [ 1331.280085][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.280176][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1331.280214][ T32] 5d20: ea99a000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1331.280387][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1331.280421][ T32] 5d60: 800f0013 ffffffff [ 1331.280447][ T32] r5:800f0013 r4:80239bd0 [ 1331.280470][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.280559][ T32] r4:82ac11e4 [ 1331.280595][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.280644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1331.280710][ T32] r4:eaeb5dc0 [ 1331.280738][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.280915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1331.280942][ T32] r4:00000000 [ 1331.280967][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.281022][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1331.281062][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.281131][ T32] r5:00001000 r4:eadb5000 [ 1331.281157][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.281201][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.281261][ T32] r5:8524af8c r4:8524ac00 [ 1331.281289][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.281341][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1331.281383][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.281437][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.281483][ T32] r4:84b79e80 [ 1331.281508][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.281599][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1331.281626][ T32] r4:00000001 [ 1331.281709][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.281760][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) ** 3 printk messages dropped ** [ 1331.281922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 15 printk messages dropped ** [ 1331.282717][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b1e08 ** 17 printk messages dropped ** [ 1331.283512][ T32] r4:8546a200 ** 9 printk messages dropped ** [ 1331.296229][ T32] r4:84a44740 ** 2 printk messages dropped ** [ 1331.297180][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.297293][ T32] Call trace: [ 1331.297375][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.297458][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1331.297488][ T32] r4:00000000 [ 1331.297531][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.297611][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1331.297648][ T32] 5d20: ea99a000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1331.297679][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1331.297705][ T32] 5d60: 800f0013 ffffffff [ 1331.297735][ T32] r5:800f0013 r4:80239bd0 [ 1331.297764][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.297852][ T32] r4:82ac11e4 [ 1331.297878][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1331.298456][ T32] r5:8524af8c r4:8524ac00 ** 7 printk messages dropped ** [ 1331.298797][ T32] r4:00000001 [ 1331.298819][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1331.298950][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1331.299846][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1331.300089][ T32] r4:00000000 [ 1331.300129][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.300190][ T32] r9:83018005 r8:84848000 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1331.300216][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.300262][ T32] r5:00001000 r4:eb003000 [ 1331.300283][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.300322][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.300375][ T32] r5:85401b8c r4:85401800 [ 1331.300419][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.300469][ T32] r7:dddced40 r6:83018000 r5:85401b8c r4:8546a300 [ 1331.300492][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.300587][ T32] r10:61c88647 r9:84848000 r8:8546a32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.300682][ T32] r4:8546a300 [ 1331.300705][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1331.300973][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1331.302224][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1331.302661][ T32] r5:00001000 r4:eadb5000 ** 10 printk messages dropped ** [ 1331.303308][ T32] r4:00000001 [ 1331.303329][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 13 printk messages dropped ** [ 1331.303937][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 18 printk messages dropped ** [ 1331.321145][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 24 printk messages dropped ** [ 1331.323004][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) ** 18 printk messages dropped ** [ 1331.323853][ T32] r5:8524af8c r4:8524ac00 ** 7 printk messages dropped ** [ 1331.338542][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1331.338923][ T32] INFO: task kworker/0:600:4984 blocked for more than 457 seconds. ** 20 printk messages dropped ** [ 1331.339827][ T32] r9:83018005 r8:8484a400 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 ** 3 printk messages dropped ** [ 1331.339963][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.340033][ T32] r5:8540278c r4:85402400 [ 1331.340058][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.340109][ T32] r7:dddced40 r6:83018000 r5:8540278c r4:8546a500 [ 1331.340131][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.340180][ T32] r10:61c88647 r9:8484a400 r8:8546a52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.340229][ T32] r4:8546a500 [ 1331.340253][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.340301][ T32] r10:00000000 r9:8546a500 r8:8027ed34 r7:eb379e60 r6:8546a580 r5:8484a400 [ 1331.340350][ T32] r4:00000001 [ 1331.340374][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.340411][ T32] Exception stack(0xeb541fb0 to 0xeb541ff8) [ 1331.340440][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.340513][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.340564][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.340597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.340620][ T32] r4:84a44ec0 [ 1331.341389][ T32] INFO: task kworker/0:600:4984 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1331.341425][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.341495][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.341539][ T32] Call trace: [ 1331.341569][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.341646][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1331.341700][ T32] r4:00000000 [ 1331.341725][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.341773][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1331.341805][ T32] 5d20: eb2ea000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1331.341835][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1331.341860][ T32] 5d60: 800f0013 ffffffff [ 1331.341886][ T32] r5:800f0013 r4:80239bd0 [ 1331.341906][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.341949][ T32] r4:82ac11e4 [ 1331.341970][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.342015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1331.342038][ T32] r4:eaeb5dc0 [ 1331.342060][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.342104][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1331.342139][ T32] r4:00000000 [ 1331.342189][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.342241][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1331.342264][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.342308][ T32] r5:00001000 r4:eadb5000 [ 1331.342329][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1331.342730][ T32] r4:00000001 [ 1331.342767][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.342840][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1331.342899][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.342932][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1331.343077][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1331.343612][ T32] r5:8484bc00 r4:829187f0 ** 5 printk messages dropped ** [ 1331.343839][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1331.367124][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1331.367632][ T32] Exception stack(0xeb545fb0 to 0xeb545ff8) ** 11 printk messages dropped ** [ 1331.368984][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1331.369378][ T32] r4:eaeb5dc0 ** 8 printk messages dropped ** [ 1331.369694][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.370012][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.370294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 16 printk messages dropped ** [ 1331.371035][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1331.371339][ T32] r5:00001000 r4:eb171000 ** 11 printk messages dropped ** [ 1331.371850][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 14 printk messages dropped ** [ 1331.372770][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) ** 10 printk messages dropped ** [ 1331.373146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 ** 9 printk messages dropped ** [ 1331.373528][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 ** 5 printk messages dropped ** [ 1331.373711][ T32] r4:00000001 [ 1331.373730][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.373773][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1331.373800][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.373857][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.373946][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.384346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.384388][ T32] r4:84719340 [ 1331.384415][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.384445][ T32] INFO: task kworker/0:603:4990 blocked for more than 457 seconds. [ 1331.384492][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.384523][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.384577][ T32] task:kworker/0:603 state:D stack:0 pid:4990 tgid:4990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.384638][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.384718][ T32] Call trace: [ 1331.384765][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1331.384822][ T32] r10:829187f4 r9:eb54dd84 r8:00000002 r7:60000013 r6:eb54dd8c r5:8484d400 [ 1331.384846][ T32] r4:8484d400 [ 1331.384887][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1331.384936][ T32] r5:8484d400 r4:829187f0 [ 1331.384967][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.385019][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.385090][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb54de08 [ 1331.385119][ T32] r4:00000000 [ 1331.385141][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1331.385182][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.385223][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.385289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854736c0 [ 1331.385316][ T32] r4:00000000 [ 1331.385338][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.385387][ T32] r9:83018005 r8:8484d400 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1331.385430][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.385481][ T32] r5:00001000 r4:eb195000 [ 1331.385503][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.385545][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.385611][ T32] r5:8540338c r4:85403000 [ 1331.385635][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.385687][ T32] r7:dddced40 r6:83018000 r5:8540338c r4:8546a800 ** 2 printk messages dropped ** [ 1331.385809][ T32] r4:8546a800 ** 7 printk messages dropped ** [ 1331.386126][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.387204][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 ** 14 printk messages dropped ** [ 1331.387715][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1331.388068][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 ** 5 printk messages dropped ** [ 1331.388258][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.388400][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1331.389016][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 18 printk messages dropped ** [ 1331.389735][ T32] r4:8546a900 ** 9 printk messages dropped ** [ 1331.390047][ T32] r4:85473680 ** 9 printk messages dropped ** [ 1331.390873][ T32] 5d20: ebbb5000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 ** 16 printk messages dropped ** [ 1331.391485][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.391882][ T32] r4:00000001 [ 1331.391902][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1331.392054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 1 printk messages dropped ** [ 1331.392123][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.392148][ T32] INFO: task kworker/0:605:4994 blocked for more than 457 seconds. [ 1331.392178][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.392202][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.392223][ T32] task:kworker/0:605 state:D stack:0 pid:4994 tgid:4994 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.392267][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.392330][ T32] Call trace: [ 1331.392361][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1331.392440][ T32] r10:829187f4 r9:eb551d84 r8:00000002 r7:60000013 r6:eb551d8c r5:8484e000 [ 1331.392472][ T32] r4:8484e000 [ 1331.392517][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1331.392588][ T32] r5:8484e000 r4:829187f0 [ 1331.392609][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.392649][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.392696][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb551e08 [ 1331.392738][ T32] r4:00000000 [ 1331.392767][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1331.392809][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.392864][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.392912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85473980 [ 1331.392936][ T32] r4:00000000 [ 1331.392956][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.393002][ T32] r9:83018005 r8:8484e000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1331.393024][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.393067][ T32] r5:00001000 r4:eb1b5000 [ 1331.393087][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.393127][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.393171][ T32] r5:85403b8c r4:85403800 [ 1331.393191][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.393236][ T32] r7:dddced40 r6:83018000 r5:85403b8c r4:8546aa00 [ 1331.393277][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.393329][ T32] r10:61c88647 r9:8484e000 r8:8546aa2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.393353][ T32] r4:8546aa00 [ 1331.393373][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.393419][ T32] r10:00000000 r9:8546aa00 r8:8027ed34 r7:eb389e60 r6:8546aa80 r5:8484e000 [ 1331.393442][ T32] r4:00000001 [ 1331.393461][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.393496][ T32] Exception stack(0xeb551fb0 to 0xeb551ff8) [ 1331.393550][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.393609][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.393667][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.393703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.393727][ T32] r4:85473740 [ 1331.419323][ T32] INFO: task kworker/0:605:4994 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1331.419425][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.419501][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.419565][ T32] Call trace: [ 1331.419598][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.419655][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1331.419679][ T32] r4:00000000 [ 1331.419701][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.419741][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1331.419782][ T32] 5d20: ec3a3000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1331.419813][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1331.419838][ T32] 5d60: 800f0013 ffffffff [ 1331.419862][ T32] r5:800f0013 r4:80239bd0 [ 1331.419883][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.419928][ T32] r4:82ac11e4 [ 1331.419948][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.420016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1331.420045][ T32] r4:eaeb5dc0 [ 1331.420066][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.420112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1331.420135][ T32] r4:00000000 [ 1331.420155][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.420235][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1331.420261][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.420307][ T32] r5:00001000 r4:eadb5000 [ 1331.420327][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.420368][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.420432][ T32] r5:8524af8c r4:8524ac00 [ 1331.420457][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.420508][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1331.420530][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.420627][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.420654][ T32] r4:84b79e80 [ 1331.420675][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.420723][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1331.420762][ T32] r4:00000001 [ 1331.420787][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.420823][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1331.420871][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.420924][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.420962][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.421008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.421037][ T32] r4:84719340 [ 1331.421060][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.421089][ T32] INFO: task kworker/0:606:4996 blocked for more than 457 seconds. [ 1331.421123][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.421170][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.421195][ T32] task:kworker/0:606 state:D stack:0 pid:4996 tgid:4996 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.421265][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.421308][ T32] Call trace: [ 1331.421364][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1331.421414][ T32] r10:829187f4 r9:eb559d84 r8:00000002 r7:60000113 r6:eb559d8c r5:8484b000 [ 1331.421438][ T32] r4:8484b000 [ 1331.421457][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1331.421499][ T32] r5:8484b000 r4:829187f0 [ 1331.421520][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.421559][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.421607][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb559e08 [ 1331.421629][ T32] r4:00000000 [ 1331.421650][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1331.421689][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.421726][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.421777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85478200 [ 1331.421822][ T32] r4:00000000 [ 1331.421848][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.421896][ T32] r9:83018005 r8:8484b000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1331.421919][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.421983][ T32] r5:00001000 r4:eb329000 [ 1331.422007][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1331.422304][ T32] r4:8546ab00 ** 8 printk messages dropped ** [ 1331.422593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1331.423685][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 ** 7 printk messages dropped ** [ 1331.423936][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 12 printk messages dropped ** [ 1331.436887][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.437310][ T32] r4:00000001 [ 1331.437335][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1331.437431][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.437814][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.438091][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1331.438431][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1331.438865][ T32] r4:8546ac00 ** 5 printk messages dropped ** [ 1331.439038][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.439072][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.439102][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.439134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.439157][ T32] r4:85473bc0 [ 1331.439906][ T32] INFO: task kworker/0:607:4997 is blocked on a mutex likely owned by task kworker/1:273:4493. [ 1331.439963][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.440051][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.440097][ T32] Call trace: [ 1331.440139][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.440216][ T32] r10:8280c9b4 r9:85214800 r8:80200be4 r7:eaeb5d54 r6:ffffffff r5:85214800 [ 1331.440244][ T32] r4:00000000 [ 1331.440287][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.440336][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1331.440408][ T32] 5d20: ec9cb000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1331.440444][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1331.440490][ T32] 5d60: 800f0013 ffffffff [ 1331.440582][ T32] r5:800f0013 r4:80239bd0 [ 1331.440608][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.440656][ T32] r4:82ac11e4 [ 1331.440677][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.440722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1331.440751][ T32] r4:eaeb5dc0 [ 1331.440773][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.440818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1331.440882][ T32] r4:00000000 [ 1331.440907][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.440957][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1331.441000][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.441050][ T32] r5:00001000 r4:eadb5000 [ 1331.441071][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.441132][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.441180][ T32] r5:8524af8c r4:8524ac00 [ 1331.441201][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.441250][ T32] r7:ddde2d40 r6:83018200 r5:8524af8c r4:84b79e80 [ 1331.441271][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.441319][ T32] r10:61c88647 r9:85214800 r8:84b79eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.441342][ T32] r4:84b79e80 [ 1331.441363][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.441410][ T32] r10:00000000 r9:84b79e80 r8:8027ed34 r7:eaeade60 r6:84b79f00 r5:85214800 [ 1331.441454][ T32] r4:00000001 [ 1331.441501][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.441541][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1331.441590][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.441623][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.441654][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.441685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.441731][ T32] r4:84719340 [ 1331.441772][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.441800][ T32] INFO: task kworker/0:608:4999 blocked for more than 457 seconds. [ 1331.441835][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.441881][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.441906][ T32] task:kworker/0:608 state:D stack:0 pid:4999 tgid:4999 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.441952][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.441993][ T32] Call trace: [ 1331.442035][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1331.442160][ T32] r10:829187f4 r9:eb561d84 r8:00000002 r7:60000013 r6:eb561d8c r5:85439800 [ 1331.442188][ T32] r4:85439800 [ 1331.442209][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1331.442251][ T32] r5:85439800 r4:829187f0 [ 1331.442291][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.442358][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.442417][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb561e08 [ 1331.442442][ T32] r4:00000000 [ 1331.442463][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1331.442531][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.442572][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.442642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85473f00 [ 1331.442668][ T32] r4:00000000 [ 1331.442689][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.442736][ T32] r9:83018005 r8:85439800 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1331.442764][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1331.443116][ T32] r10:61c88647 r9:85439800 r8:8546ad2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1331.443456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 8 printk messages dropped ** [ 1331.468891][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1331.469195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 ** 9 printk messages dropped ** [ 1331.469688][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.470071][ T32] r4:00000001 [ 1331.470091][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.470127][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1331.470170][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.470212][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.470251][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.470283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.470307][ T32] r4:84719340 [ 1331.470351][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.470385][ T32] INFO: task kworker/0:609:5003 blocked for more than 457 seconds. [ 1331.470420][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.470466][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.470497][ T32] task:kworker/0:609 state:D stack:0 pid:5003 tgid:5003 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.470573][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.470632][ T32] Call trace: [ 1331.470691][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1331.470741][ T32] r10:829187f4 r9:eb565d84 r8:00000002 r7:60000013 r6:eb565d8c r5:8543b000 [ 1331.470773][ T32] r4:8543b000 [ 1331.470793][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1331.470835][ T32] r5:8543b000 r4:829187f0 [ 1331.470886][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.470938][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.470988][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb565e08 [ 1331.471012][ T32] r4:00000000 [ 1331.471045][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1331.471089][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.471149][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.471198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a44c00 [ 1331.471223][ T32] r4:00000000 [ 1331.471244][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.471290][ T32] r9:83018005 r8:8543b000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1331.471312][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.471355][ T32] r5:00001000 r4:eb2f1000 [ 1331.471483][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.471531][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.471576][ T32] r5:8541078c r4:85410400 [ 1331.471596][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.471642][ T32] r7:dddced40 r6:83018000 r5:8541078c r4:8546ae00 [ 1331.471664][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1331.471889][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1331.472938][ T32] task:kworker/1:273 state:R running task stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1331.473317][ T32] Exception stack(0xeaeb5d20 to 0xeaeb5d68) [ 1331.473389][ T32] 5d20: ece2e000 eceef000 00000001 80239bb8 7f3cf000 00000001 82ac11c4 82ac05a0 [ 1331.473424][ T32] 5d40: 7f3cf000 eceef000 8280c9b4 eaeb5d9c eaeb5da0 eaeb5d70 80230af4 80239bd0 [ 1331.473450][ T32] 5d60: 800f0013 ffffffff [ 1331.473476][ T32] r5:800f0013 r4:80239bd0 [ 1331.473517][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.473564][ T32] r4:82ac11e4 [ 1331.473625][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.473678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb5dc0 r5:eaeb5e08 [ 1331.473703][ T32] r4:eaeb5dc0 [ 1331.473790][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.473839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84719bc0 [ 1331.473923][ T32] r4:00000000 [ 1331.474003][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.488031][ T32] r9:00000000 r8:83259800 r7:83259800 r6:00000002 r5:82a6f144 r4:00000004 [ 1331.489014][ T32] [<83259804>] (0x83259804) from [] (0xeaeb5ea4) [ 1331.489624][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.489671][ T32] INFO: task kworker/0:610:5005 blocked for more than 458 seconds. [ 1331.489708][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.489735][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.489768][ T32] task:kworker/0:610 state:D stack:0 pid:5005 tgid:5005 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.489827][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.489944][ T32] Call trace: [ 1331.489984][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1331.490046][ T32] r10:829187f4 r9:eb555d84 r8:00000002 r7:60000013 r6:eb555d8c r5:8543bc00 [ 1331.490071][ T32] r4:8543bc00 [ 1331.490092][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1331.490136][ T32] r5:8543bc00 r4:829187f0 [ 1331.490157][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.490198][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.490645][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb555e08 [ 1331.490973][ T32] r4:00000000 [ 1331.491202][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1331.491673][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.492251][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.492783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85478000 [ 1331.493070][ T32] r4:00000000 [ 1331.493325][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.493759][ T32] r9:83018005 r8:8543bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1331.493920][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.493993][ T32] r5:00001000 r4:eb31f000 [ 1331.494016][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.494059][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.505421][ T32] r5:85410b8c r4:85410800 [ 1331.505489][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.505571][ T32] r7:dddced40 r6:83018000 r5:85410b8c r4:8546af00 [ 1331.505599][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1331.505832][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.506004][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1331.506961][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.507265][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1331.507548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 6 printk messages dropped ** [ 1331.507875][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1331.508227][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 7 printk messages dropped ** [ 1331.508467][ T32] r4:851e4ec0 ** 4 printk messages dropped ** [ 1331.508627][ T32] task:kworker/0:611 state:D stack:0 pid:5008 tgid:5008 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1331.508966][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1331.509083][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1331.509180][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1331.509617][ T32] r7:dddced40 r6:83018000 r5:8541138c r4:85477000 ** 7 printk messages dropped ** [ 1331.509933][ T32] Exception stack(0xeb569fb0 to 0xeb569ff8) ** 7 printk messages dropped ** [ 1331.510561][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.510886][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1331.511286][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.511573][ T32] r5:85a50b8c r4:85a50800 ** 6 printk messages dropped ** [ 1331.511961][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 7 printk messages dropped ** [ 1331.512242][ T32] r4:851e4ec0 ** 4 printk messages dropped ** [ 1331.512409][ T32] task:kworker/0:612 state:D stack:0 pid:5009 tgid:5009 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1331.512763][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1331.513021][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1331.513429][ T32] r5:8541178c r4:85411400 ** 6 printk messages dropped ** [ 1331.513730][ T32] r10:00000000 r9:85477100 r8:8027ed34 r7:eb569e60 r6:85477180 r5:8543d400 ** 7 printk messages dropped ** [ 1331.525372][ T32] r4:85478580 ** 2 printk messages dropped ** [ 1331.526376][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.526439][ T32] Call trace: [ 1331.526471][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.526527][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1331.526552][ T32] r4:00000000 [ 1331.526605][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.526653][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1331.526687][ T32] 9d20: 7f701000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1331.526718][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1331.526835][ T32] 9d60: 90070013 ffffffff [ 1331.526865][ T32] r5:90070013 r4:80239bd0 [ 1331.526921][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.526971][ T32] r4:82ac11e4 [ 1331.526993][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.527039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1331.527063][ T32] r4:eaec9dc0 [ 1331.527083][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.527128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1331.527152][ T32] r4:00000000 [ 1331.527171][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.527226][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1331.527251][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.527316][ T32] r5:00001000 r4:ecc4f000 [ 1331.527342][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.527384][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.527449][ T32] r5:85a50b8c r4:85a50800 [ 1331.527474][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.527551][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1331.527594][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.527668][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.527695][ T32] r4:84879d00 [ 1331.527716][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.527769][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1331.527814][ T32] r4:00000001 [ 1331.527838][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.527875][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1331.527912][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.527946][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.527976][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.528008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.528030][ T32] r4:851e4ec0 [ 1331.528052][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.528081][ T32] INFO: task kworker/0:613:5011 blocked for more than 458 seconds. [ 1331.528115][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.528151][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.528175][ T32] task:kworker/0:613 state:D stack:0 pid:5011 tgid:5011 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.528221][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.528261][ T32] Call trace: [ 1331.528290][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1331.528338][ T32] r10:829187f4 r9:eb571d84 r8:00000002 r7:60000113 r6:eb571d8c r5:8543e000 [ 1331.528362][ T32] r4:8543e000 [ 1331.528382][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1331.528438][ T32] r5:8543e000 r4:829187f0 [ 1331.528471][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.528526][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.528597][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb571e08 [ 1331.528620][ T32] r4:00000000 [ 1331.528641][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1331.528680][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.528718][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.528767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85478600 [ 1331.528791][ T32] r4:00000000 [ 1331.528836][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.528952][ T32] r9:83018005 r8:8543e000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1331.528977][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.529022][ T32] r5:00001000 r4:eb34f000 [ 1331.529042][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.529086][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.529131][ T32] r5:85411b8c r4:85411800 [ 1331.529182][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.529254][ T32] r7:dddced40 r6:83018000 r5:85411b8c r4:85477200 [ 1331.529280][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.529349][ T32] r10:61c88647 r9:8543e000 r8:8547722c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.529376][ T32] r4:85477200 [ 1331.529397][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.529466][ T32] r10:00000000 r9:85477200 r8:8027ed34 r7:eb56de60 r6:85477280 r5:8543e000 [ 1331.529512][ T32] r4:00000001 [ 1331.529535][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.529580][ T32] Exception stack(0xeb571fb0 to 0xeb571ff8) [ 1331.529635][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.529668][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.529718][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.529773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.529801][ T32] r4:85478400 [ 1331.530166][ T32] INFO: task kworker/0:613:5011 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1331.530201][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.530257][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.530329][ T32] Call trace: [ 1331.530373][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.530437][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1331.530465][ T32] r4:00000000 [ 1331.530511][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.530577][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1331.530617][ T32] 9d20: 7f701000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1331.530649][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1331.530674][ T32] 9d60: 90070013 ffffffff [ 1331.530699][ T32] r5:90070013 r4:80239bd0 [ 1331.530720][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.530769][ T32] r4:82ac11e4 [ 1331.530811][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.530883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1331.530930][ T32] r4:eaec9dc0 [ 1331.530954][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.531001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1331.531024][ T32] r4:00000000 [ 1331.531055][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.531106][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1331.531129][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.531193][ T32] r5:00001000 r4:ecc4f000 [ 1331.531218][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.531259][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.531302][ T32] r5:85a50b8c r4:85a50800 [ 1331.531322][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.531369][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1331.531391][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.531439][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.531462][ T32] r4:84879d00 [ 1331.531482][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.531529][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1331.531552][ T32] r4:00000001 [ 1331.531573][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.531609][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1331.531636][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.531688][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.531720][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.531764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.531811][ T32] r4:851e4ec0 [ 1331.531836][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.531869][ T32] INFO: task kworker/0:614:5013 blocked for more than 458 seconds. [ 1331.531902][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.531927][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.531947][ T32] task:kworker/0:614 state:D stack:0 pid:5013 tgid:5013 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.532025][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.532092][ T32] Call trace: [ 1331.532135][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1331.532186][ T32] r10:829187f4 r9:eb575d84 r8:00000002 r7:60000013 r6:eb575d8c r5:8543ec00 [ 1331.532210][ T32] r4:8543ec00 [ 1331.532230][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1331.532271][ T32] r5:8543ec00 r4:829187f0 [ 1331.532292][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.532360][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.532433][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb575e08 [ 1331.532459][ T32] r4:00000000 [ 1331.532502][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1331.532570][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.532658][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.532707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85478e40 [ 1331.532730][ T32] r4:00000000 [ 1331.532755][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.532802][ T32] r9:83018005 r8:8543ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1331.532824][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.532867][ T32] r5:00001000 r4:eb3af000 [ 1331.532887][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.532927][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.533036][ T32] r5:85412b8c r4:85412800 [ 1331.533061][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.533136][ T32] r7:dddced40 r6:83018000 r5:85412b8c r4:85477300 [ 1331.533161][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.533238][ T32] r10:61c88647 r9:8543ec00 r8:8547732c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.533266][ T32] r4:85477300 [ 1331.533286][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.533332][ T32] r10:00000000 r9:85477300 r8:8027ed34 r7:eb571e60 r6:85477380 r5:8543ec00 [ 1331.533354][ T32] r4:00000001 [ 1331.533374][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.533446][ T32] Exception stack(0xeb575fb0 to 0xeb575ff8) [ 1331.533477][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.533535][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.533568][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.533600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.533637][ T32] r4:85478680 [ 1331.550867][ T32] INFO: task kworker/0:614:5013 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1331.550967][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.551070][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.551135][ T32] Call trace: [ 1331.551178][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.551271][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1331.551300][ T32] r4:00000000 [ 1331.551344][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.551410][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1331.551447][ T32] 9d20: 7f701000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1331.551479][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1331.551504][ T32] 9d60: 90070013 ffffffff [ 1331.551529][ T32] r5:90070013 r4:80239bd0 [ 1331.551559][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.551607][ T32] r4:82ac11e4 [ 1331.551628][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.551693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1331.551720][ T32] r4:eaec9dc0 [ 1331.551741][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.551792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1331.551843][ T32] r4:00000000 [ 1331.551867][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.551918][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1331.551941][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.551985][ T32] r5:00001000 r4:ecc4f000 [ 1331.552028][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.552074][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.552118][ T32] r5:85a50b8c r4:85a50800 [ 1331.552139][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.552187][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1331.552209][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.552273][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.552324][ T32] r4:84879d00 [ 1331.552348][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.552397][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1331.552420][ T32] r4:00000001 [ 1331.552442][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.552478][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1331.552526][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.552583][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.552613][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.552644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.552667][ T32] r4:851e4ec0 [ 1331.552691][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1331.552901][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.553205][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.553247][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.553295][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb57de08 ** 3 printk messages dropped ** [ 1331.553431][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1331.553704][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1331.559769][ T32] Exception stack(0xeb57dfb0 to 0xeb57dff8) ** 6 printk messages dropped ** [ 1331.560712][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1331.561437][ T32] r4:eaec9dc0 ** 2 printk messages dropped ** [ 1331.561538][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1331.561648][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1331.561824][ T32] r5:85a50b8c r4:85a50800 ** 3 printk messages dropped ** [ 1331.562013][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.562036][ T32] r4:84879d00 [ 1331.562055][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.562114][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1331.562140][ T32] r4:00000001 [ 1331.562161][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.562197][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1331.562224][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.562255][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.562307][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.562343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.562387][ T32] r4:851e4ec0 [ 1331.562412][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.562441][ T32] INFO: task kworker/0:616:5016 blocked for more than 458 seconds. [ 1331.562474][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.562499][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.562541][ T32] task:kworker/0:616 state:D stack:0 pid:5016 tgid:5016 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.562614][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.562665][ T32] Call trace: [ 1331.562720][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1331.562777][ T32] r10:829187f4 r9:eb581d84 r8:00000002 r7:60000013 r6:eb581d8c r5:8484ec00 [ 1331.562800][ T32] r4:8484ec00 [ 1331.562821][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1331.562863][ T32] r5:8484ec00 r4:829187f0 [ 1331.562893][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.562938][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.563008][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb581e08 [ 1331.563035][ T32] r4:00000000 [ 1331.563057][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1331.563118][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.563180][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.563250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85478a40 [ 1331.563297][ T32] r4:00000000 [ 1331.563359][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.563413][ T32] r9:83018005 r8:8484ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1331.563435][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.563558][ T32] r5:00001000 r4:eb39b000 [ 1331.563585][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.563625][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.563668][ T32] r5:8541238c r4:85412000 [ 1331.563688][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.563760][ T32] r7:dddced40 r6:83018000 r5:8541238c r4:85477500 [ 1331.563785][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.563835][ T32] r10:61c88647 r9:8484ec00 r8:8547752c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.563858][ T32] r4:85477500 [ 1331.563878][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.563962][ T32] r10:00000000 r9:85477500 r8:8027ed34 r7:eb575e60 r6:85477580 r5:8484ec00 [ 1331.572161][ T32] r4:00000001 [ 1331.572219][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.572279][ T32] Exception stack(0xeb581fb0 to 0xeb581ff8) [ 1331.572310][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.572342][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.572370][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.572423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.572457][ T32] r4:85478ac0 [ 1331.573225][ T32] INFO: task kworker/0:616:5016 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1331.573266][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.573332][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.573405][ T32] Call trace: [ 1331.573438][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.573491][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1331.573535][ T32] r4:00000000 [ 1331.573563][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.573605][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1331.573681][ T32] 9d20: 7f701000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1331.573715][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1331.573762][ T32] 9d60: 90070013 ffffffff ** 2 printk messages dropped ** [ 1331.573871][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1331.578341][ T32] r4:eaec9dc0 ** 5 printk messages dropped ** [ 1331.578625][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1331.579112][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 6 printk messages dropped ** [ 1331.579368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1331.579823][ T32] r4:85440000 ** 2 printk messages dropped ** [ 1331.579952][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1331.580096][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb585e08 [ 1331.580123][ T32] r4:00000000 [ 1331.580144][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1331.580185][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.580222][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.580266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85478c40 [ 1331.580289][ T32] r4:00000000 [ 1331.580318][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.580370][ T32] r9:83018005 r8:85440000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1331.580412][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.580480][ T32] r5:00001000 r4:eb3a5000 [ 1331.580526][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.580590][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.580635][ T32] r5:8541278c r4:85412400 [ 1331.580663][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.580711][ T32] r7:dddced40 r6:83018000 r5:8541278c r4:85477600 [ 1331.580732][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.580797][ T32] r10:61c88647 r9:85440000 r8:8547762c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.580825][ T32] r4:85477600 [ 1331.580844][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.580891][ T32] r10:00000000 r9:85477600 r8:8027ed34 r7:eb575e60 r6:85477680 r5:85440000 [ 1331.580935][ T32] r4:00000001 [ 1331.580959][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.581000][ T32] Exception stack(0xeb585fb0 to 0xeb585ff8) [ 1331.581031][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.581071][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.581123][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.581158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.581180][ T32] r4:85478840 [ 1331.581906][ T32] INFO: task kworker/0:617:5019 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1331.581943][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.582036][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.582108][ T32] Call trace: [ 1331.582183][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.582239][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1331.582273][ T32] r4:00000000 [ 1331.582297][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.582354][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1331.582388][ T32] 9d20: 7f701000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1331.582419][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1331.582444][ T32] 9d60: 90070013 ffffffff [ 1331.582469][ T32] r5:90070013 r4:80239bd0 [ 1331.582490][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.582533][ T32] r4:82ac11e4 [ 1331.582576][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.582627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1331.582650][ T32] r4:eaec9dc0 [ 1331.582671][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.582716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1331.582739][ T32] r4:00000000 [ 1331.582790][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.582843][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1331.582878][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.582926][ T32] r5:00001000 r4:ecc4f000 [ 1331.582967][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.583012][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.583056][ T32] r5:85a50b8c r4:85a50800 [ 1331.583097][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.583173][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1331.583202][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.583252][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.583275][ T32] r4:84879d00 [ 1331.583309][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.583383][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1331.583438][ T32] r4:00000001 [ 1331.583462][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.583505][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1331.583555][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.583600][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.583635][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.583667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.583690][ T32] r4:851e4ec0 [ 1331.583722][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.583755][ T32] INFO: task kworker/0:618:5020 blocked for more than 458 seconds. [ 1331.583786][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.583810][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.583830][ T32] task:kworker/0:618 state:D stack:0 pid:5020 tgid:5020 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.583887][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.594280][ T32] Call trace: [ 1331.594357][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1331.594428][ T32] r10:829187f4 r9:eb589d84 r8:00000002 r7:60000013 r6:eb589d8c r5:85441800 [ 1331.594456][ T32] r4:85441800 [ 1331.594494][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1331.594580][ T32] r5:85441800 r4:829187f0 [ 1331.594613][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.594658][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.594707][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb589e08 [ 1331.594730][ T32] r4:00000000 [ 1331.594780][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1331.594837][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.594912][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.594963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85483040 [ 1331.594987][ T32] r4:00000000 [ 1331.595016][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.595071][ T32] r9:83018005 r8:85441800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1331.595105][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.595164][ T32] r5:00001000 r4:eb3b9000 [ 1331.595185][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.595226][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.595270][ T32] r5:85412f8c r4:85412c00 [ 1331.595290][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.595340][ T32] r7:dddced40 r6:83018000 r5:85412f8c r4:85477700 [ 1331.595380][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.595452][ T32] r10:61c88647 r9:85441800 r8:8547772c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.595479][ T32] r4:85477700 [ 1331.595502][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.595561][ T32] r10:00000000 r9:85477700 r8:8027ed34 r7:eb575e60 r6:85477780 r5:85441800 [ 1331.595607][ T32] r4:00000001 [ 1331.595631][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.595670][ T32] Exception stack(0xeb589fb0 to 0xeb589ff8) [ 1331.595700][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.595731][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.595765][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.595806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.595836][ T32] r4:85478f80 [ 1331.596589][ T32] INFO: task kworker/0:618:5020 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1331.596627][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.596690][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.596735][ T32] Call trace: [ 1331.596790][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.596842][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1331.596866][ T32] r4:00000000 [ 1331.596887][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.596925][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1331.596966][ T32] 9d20: 7f701000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1331.597002][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1331.597027][ T32] 9d60: 90070013 ffffffff [ 1331.597051][ T32] r5:90070013 r4:80239bd0 [ 1331.597072][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.597115][ T32] r4:82ac11e4 [ 1331.597135][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.597179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1331.597203][ T32] r4:eaec9dc0 [ 1331.597223][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.597267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1331.597290][ T32] r4:00000000 [ 1331.597310][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.597371][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1331.597397][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.597442][ T32] r5:00001000 r4:ecc4f000 [ 1331.597463][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.597504][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.597548][ T32] r5:85a50b8c r4:85a50800 [ 1331.597569][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.597634][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1331.597670][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.597722][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.597751][ T32] r4:84879d00 [ 1331.597772][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.597820][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1331.597884][ T32] r4:00000001 [ 1331.597909][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.597947][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1331.597997][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.598052][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.598085][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.598116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.598140][ T32] r4:851e4ec0 [ 1331.598191][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.598248][ T32] INFO: task kworker/0:619:5023 blocked for more than 458 seconds. [ 1331.598314][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.598358][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.598385][ T32] task:kworker/0:619 state:D stack:0 pid:5023 tgid:5023 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.598432][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.598485][ T32] Call trace: [ 1331.598530][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1331.598585][ T32] r10:829187f4 r9:eb58dd84 r8:00000002 r7:60000113 r6:eb58dd8c r5:85442400 [ 1331.598610][ T32] r4:85442400 [ 1331.598640][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1331.598685][ T32] r5:85442400 r4:829187f0 [ 1331.598706][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.598750][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.598800][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb58de08 [ 1331.598823][ T32] r4:00000000 [ 1331.598844][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1331.598883][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.598919][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.598963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854832c0 [ 1331.599008][ T32] r4:00000000 [ 1331.599032][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.599086][ T32] r9:83018005 r8:85442400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1331.599119][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.599170][ T32] r5:00001000 r4:eb58f000 [ 1331.599190][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.599232][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.599276][ T32] r5:8541338c r4:85413000 [ 1331.599296][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.599344][ T32] r7:dddced40 r6:83018000 r5:8541338c r4:85477800 [ 1331.599365][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.599412][ T32] r10:61c88647 r9:85442400 r8:8547782c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.599436][ T32] r4:85477800 [ 1331.599474][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.599526][ T32] r10:00000000 r9:85477800 r8:8027ed34 r7:eb589e60 r6:85477880 r5:85442400 [ 1331.599549][ T32] r4:00000001 [ 1331.599587][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.599626][ T32] Exception stack(0xeb58dfb0 to 0xeb58dff8) [ 1331.599654][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.599684][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.599714][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.599749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.599773][ T32] r4:85483140 [ 1331.600128][ T32] INFO: task kworker/0:619:5023 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1331.600181][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.600257][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.600352][ T32] Call trace: [ 1331.600385][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.600437][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1331.600462][ T32] r4:00000000 [ 1331.600483][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.600558][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1331.600598][ T32] 9d20: 7f701000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1331.600629][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1331.600654][ T32] 9d60: 90070013 ffffffff [ 1331.600679][ T32] r5:90070013 r4:80239bd0 [ 1331.600711][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.600764][ T32] r4:82ac11e4 [ 1331.600785][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.600853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1331.600905][ T32] r4:eaec9dc0 [ 1331.600929][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.600975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1331.601011][ T32] r4:00000000 [ 1331.601077][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.601130][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1331.601153][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.601239][ T32] r5:00001000 r4:ecc4f000 [ 1331.601287][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.601331][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.601375][ T32] r5:85a50b8c r4:85a50800 [ 1331.601396][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.601443][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1331.601464][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.601513][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.601537][ T32] r4:84879d00 [ 1331.601557][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.601604][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1331.601637][ T32] r4:00000001 [ 1331.601685][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.601733][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1331.601767][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.601797][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.601825][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.601855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.601890][ T32] r4:851e4ec0 [ 1331.601915][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.601944][ T32] INFO: task kworker/0:620:5025 blocked for more than 458 seconds. [ 1331.601974][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.601999][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.602030][ T32] task:kworker/0:620 state:D stack:0 pid:5025 tgid:5025 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.602078][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.602128][ T32] Call trace: [ 1331.602163][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1331.602219][ T32] r10:829187f4 r9:eb599d84 r8:00000002 r7:60000113 r6:eb599d8c r5:85443c00 [ 1331.602247][ T32] r4:85443c00 [ 1331.602305][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1331.602352][ T32] r5:85443c00 r4:829187f0 [ 1331.602374][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.602414][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.602473][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb599e08 [ 1331.602500][ T32] r4:00000000 [ 1331.602521][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1331.602561][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.602598][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.602651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854834c0 [ 1331.602678][ T32] r4:00000000 [ 1331.602698][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.602764][ T32] r9:83018005 r8:85443c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1331.602790][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.602858][ T32] r5:00001000 r4:eb595000 [ 1331.602908][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.602954][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.602999][ T32] r5:8541378c r4:85413400 [ 1331.603018][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.603065][ T32] r7:dddced40 r6:83018000 r5:8541378c r4:85477900 [ 1331.603086][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.603143][ T32] r10:61c88647 r9:85443c00 r8:8547792c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.603179][ T32] r4:85477900 [ 1331.603202][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.603251][ T32] r10:00000000 r9:85477900 r8:8027ed34 r7:eb58de60 r6:85477980 r5:85443c00 [ 1331.603317][ T32] r4:00000001 [ 1331.603342][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.603379][ T32] Exception stack(0xeb599fb0 to 0xeb599ff8) [ 1331.603429][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.603462][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1331.603577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1331.622443][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 7 printk messages dropped ** [ 1331.622704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 9 printk messages dropped ** [ 1331.623032][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1331.623326][ T32] r4:84879d00 [ 1331.623356][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.623405][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1331.623428][ T32] r4:00000001 [ 1331.623449][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.623494][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1331.623527][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.623559][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.623586][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.623617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.623659][ T32] r4:851e4ec0 [ 1331.623686][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.623716][ T32] INFO: task kworker/0:621:5027 blocked for more than 458 seconds. [ 1331.623756][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.623784][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.623805][ T32] task:kworker/0:621 state:D stack:0 pid:5027 tgid:5027 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.623850][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.623891][ T32] Call trace: [ 1331.623986][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1331.630632][ T32] r10:829187f4 r9:eb579d84 r8:00000002 r7:60000113 r6:eb579d8c r5:85440c00 [ 1331.630670][ T32] r4:85440c00 [ 1331.630715][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1331.630807][ T32] r5:85440c00 r4:829187f0 [ 1331.630833][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.630917][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.630994][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb579e08 [ 1331.631068][ T32] r4:00000000 [ 1331.631094][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1331.631136][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.631213][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.631264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85483580 [ 1331.631289][ T32] r4:00000000 [ 1331.631309][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.631370][ T32] r9:83018005 r8:85440c00 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [ 1331.631410][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.631463][ T32] r5:00001000 r4:dfa41000 [ 1331.631522][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.631570][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.631614][ T32] r5:85413b8c r4:85413800 [ 1331.631657][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.631712][ T32] r7:dddced40 r6:83018000 r5:85413b8c r4:85477a00 [ 1331.631735][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.631826][ T32] r10:61c88647 r9:85440c00 r8:85477a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.631967][ T32] r4:85477a00 [ 1331.631991][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.632062][ T32] r10:00000000 r9:85477a00 r8:8027ed34 r7:eb599e60 r6:85477a80 r5:85440c00 [ 1331.632090][ T32] r4:00000001 [ 1331.632111][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.632149][ T32] Exception stack(0xeb579fb0 to 0xeb579ff8) [ 1331.632201][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.632261][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.632315][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.632350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.632406][ T32] r4:85483480 [ 1331.633210][ T32] INFO: task kworker/0:621:5027 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1331.633251][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.633317][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.633373][ T32] Call trace: [ 1331.633426][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.633483][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1331.633527][ T32] r4:00000000 [ 1331.633551][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.633592][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 5 printk messages dropped ** [ 1331.633796][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1331.633919][ T32] r4:eaec9dc0 [ 1331.634003][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.639891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1331.639938][ T32] r4:00000000 [ 1331.640006][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.640095][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1331.640143][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.640216][ T32] r5:00001000 r4:ecc4f000 [ 1331.640241][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.640284][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.640328][ T32] r5:85a50b8c r4:85a50800 [ 1331.640349][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.640410][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1331.640456][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.640510][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.640565][ T32] r4:84879d00 [ 1331.640614][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.640667][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1331.640691][ T32] r4:00000001 [ 1331.640735][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1331.640927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1331.641247][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.641514][ T32] r5:85444800 r4:829187f0 [ 1331.641534][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.641574][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1331.641667][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.641908][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1331.642243][ T32] r7:dddced40 r6:83018000 r5:85413f8c r4:85477b00 [ 1331.642266][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.642316][ T32] r10:61c88647 r9:85444800 r8:85477b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.642339][ T32] r4:85477b00 [ 1331.642359][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.642407][ T32] r10:00000000 r9:85477b00 r8:8027ed34 r7:eb579e60 r6:85477b80 r5:85444800 [ 1331.642430][ T32] r4:00000001 [ 1331.642450][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.642485][ T32] Exception stack(0xeb5a1fb0 to 0xeb5a1ff8) [ 1331.642536][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.642571][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.642615][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.642651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.642675][ T32] r4:854835c0 [ 1331.643387][ T32] INFO: task kworker/0:622:5029 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1331.643423][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.643481][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.643541][ T32] Call trace: [ 1331.643616][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.643672][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1331.643697][ T32] r4:00000000 [ 1331.643718][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.643763][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 1 printk messages dropped ** [ 1331.643849][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1331.652039][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1331.652206][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 9 printk messages dropped ** [ 1331.652644][ T32] r4:84879d00 ** 5 printk messages dropped ** [ 1331.652899][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.653185][ T32] task:kworker/0:623 state:D stack:0 pid:5031 tgid:5031 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.653238][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.653283][ T32] Call trace: [ 1331.653314][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1331.653369][ T32] r10:829187f4 r9:eb485d84 r8:00000002 r7:60000013 r6:eb485d8c r5:85445400 [ 1331.653396][ T32] r4:85445400 [ 1331.653417][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1331.653460][ T32] r5:85445400 r4:829187f0 [ 1331.653480][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.653560][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.653617][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb485e08 [ 1331.653641][ T32] r4:00000000 [ 1331.653682][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1331.653727][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.653772][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.653817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85483a00 [ 1331.653842][ T32] r4:00000000 [ 1331.653881][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.654005][ T32] r9:83018005 r8:85445400 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1331.660485][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.660597][ T32] r5:00001000 r4:e0791000 [ 1331.660622][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.660665][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.660734][ T32] r5:8541c38c r4:8541c000 [ 1331.660765][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.660817][ T32] r7:dddced40 r6:83018000 r5:8541c38c r4:85477c00 [ 1331.660840][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.660888][ T32] r10:61c88647 r9:85445400 r8:85477c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.660912][ T32] r4:85477c00 [ 1331.660932][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.661001][ T32] r10:00000000 r9:85477c00 r8:8027ed34 r7:eb5a1e60 r6:85477c80 r5:85445400 [ 1331.661030][ T32] r4:00000001 [ 1331.661051][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.661099][ T32] Exception stack(0xeb485fb0 to 0xeb485ff8) [ 1331.661133][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.661163][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.661214][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.661249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.661273][ T32] r4:85483780 [ 1331.662008][ T32] INFO: task kworker/0:623:5031 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1331.662047][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.662114][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.662181][ T32] Call trace: [ 1331.662217][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.662271][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1331.662295][ T32] r4:00000000 [ 1331.662316][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.662355][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1331.662412][ T32] 9d20: 7f701000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1331.662450][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1331.662476][ T32] 9d60: 90070013 ffffffff [ 1331.662501][ T32] r5:90070013 r4:80239bd0 [ 1331.662523][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.662588][ T32] r4:82ac11e4 [ 1331.662638][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.662688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1331.662713][ T32] r4:eaec9dc0 [ 1331.662733][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.662784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1331.662829][ T32] r4:00000000 [ 1331.662878][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.662931][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1331.662954][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.663018][ T32] r5:00001000 r4:ecc4f000 [ 1331.663042][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.663107][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.663155][ T32] r5:85a50b8c r4:85a50800 [ 1331.663175][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.663224][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1331.663264][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.663317][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.663371][ T32] r4:84879d00 [ 1331.663395][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.663445][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1331.663468][ T32] r4:00000001 [ 1331.663499][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.663542][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1331.663600][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.663654][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.663687][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1331.663824][ T32] r4:851e4ec0 ** 5 printk messages dropped ** [ 1331.670107][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.670364][ T32] r5:85446000 r4:829187f0 [ 1331.670385][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.670428][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1331.670528][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.670792][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1331.671119][ T32] r7:dddced40 r6:83018000 r5:8541c78c r4:85477d00 ** 5 printk messages dropped ** [ 1331.671316][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.671459][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1331.672393][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.672441][ T32] Call trace: [ 1331.672471][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.672522][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1331.672569][ T32] r4:00000000 [ 1331.672590][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.672630][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1331.672684][ T32] 9d20: 7f701000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1331.672718][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1331.672763][ T32] 9d60: 90070013 ffffffff [ 1331.672792][ T32] r5:90070013 r4:80239bd0 [ 1331.672815][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.672858][ T32] r4:82ac11e4 [ 1331.672879][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.672923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1331.672950][ T32] r4:eaec9dc0 [ 1331.672972][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.673021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1331.673067][ T32] r4:00000000 [ 1331.673092][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.673140][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1331.673162][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.673235][ T32] r5:00001000 r4:ecc4f000 [ 1331.673277][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.673321][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.673365][ T32] r5:85a50b8c r4:85a50800 [ 1331.673385][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.673455][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 2 printk messages dropped ** [ 1331.673552][ T32] r4:84879d00 ** 5 printk messages dropped ** [ 1331.673725][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.681925][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.682185][ T32] r5:85446c00 r4:829187f0 [ 1331.682225][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.682284][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.682359][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb499e08 [ 1331.682395][ T32] r4:00000000 [ 1331.682420][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1331.682460][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.682501][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.682567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85483c40 [ 1331.682594][ T32] r4:00000000 [ 1331.682636][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.682690][ T32] r9:83018005 r8:85446c00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1331.682714][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.682765][ T32] r5:00001000 r4:ead23000 [ 1331.682808][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.682873][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.682922][ T32] r5:8541cb8c r4:8541c800 [ 1331.682943][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.682993][ T32] r7:dddced40 r6:83018000 r5:8541cb8c r4:85477e00 [ 1331.683014][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.683063][ T32] r10:61c88647 r9:85446c00 r8:85477e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.683123][ T32] r4:85477e00 [ 1331.683147][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.683219][ T32] r10:00000000 r9:85477e00 r8:8027ed34 r7:eb4ade60 r6:85477e80 r5:85446c00 [ 1331.683246][ T32] r4:00000001 [ 1331.683268][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.683306][ T32] Exception stack(0xeb499fb0 to 0xeb499ff8) [ 1331.683356][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.683390][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.683418][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.683449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.683492][ T32] r4:85483b00 [ 1331.695701][ T32] INFO: task kworker/0:625:5035 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 9 printk messages dropped ** [ 1331.696295][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1331.696775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1331.696813][ T32] r4:00000000 [ 1331.696837][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.696887][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1331.696910][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.696954][ T32] r5:00001000 r4:ecc4f000 [ 1331.697015][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.697061][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.697109][ T32] r5:85a50b8c r4:85a50800 [ 1331.697159][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.697337][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1331.697363][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.697413][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.697459][ T32] r4:84879d00 [ 1331.697484][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.697592][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1331.697620][ T32] r4:00000001 [ 1331.697661][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.697727][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1331.697763][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.697793][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.697823][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1331.698009][ T32] INFO: task kworker/0:626:5038 blocked for more than 458 seconds. ** 9 printk messages dropped ** [ 1331.698577][ T32] r5:853ad400 r4:829187f0 [ 1331.698597][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.698638][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.698687][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb511e08 ** 3 printk messages dropped ** [ 1331.698933][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1331.699289][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1331.699760][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1331.700868][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.701066][ T32] 9d60: 90070013 ffffffff ** 5 printk messages dropped ** [ 1331.701322][ T32] r4:eaec9dc0 [ 1331.701352][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.701400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1331.701424][ T32] r4:00000000 [ 1331.701464][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.701518][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1331.701541][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.701586][ T32] r5:00001000 r4:ecc4f000 [ 1331.701606][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.701646][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.701689][ T32] r5:85a50b8c r4:85a50800 [ 1331.701709][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.701767][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1331.701789][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.701837][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.701860][ T32] r4:84879d00 [ 1331.701922][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.701975][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1331.702000][ T32] r4:00000001 [ 1331.702020][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.702056][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1331.702084][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.702135][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.702168][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.702202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.702257][ T32] r4:851e4ec0 [ 1331.702362][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.702390][ T32] INFO: task kworker/0:627:5039 blocked for more than 458 seconds. [ 1331.702421][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.702453][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.702502][ T32] task:kworker/0:627 state:D stack:0 pid:5039 tgid:5039 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.702618][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.702784][ T32] Call trace: [ 1331.702910][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1331.703005][ T32] r10:829187f4 r9:eb515d84 r8:00000002 r7:60000013 r6:eb515d8c r5:853a9800 [ 1331.703062][ T32] r4:853a9800 [ 1331.703121][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1331.703217][ T32] r5:853a9800 r4:829187f0 [ 1331.703276][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.703390][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.703510][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb515e08 [ 1331.703705][ T32] r4:00000000 [ 1331.703762][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1331.709092][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1331.709800][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1331.710566][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.711780][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.711990][ T32] 9d60: 90070013 ffffffff ** 5 printk messages dropped ** [ 1331.712414][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1331.712769][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 11 printk messages dropped ** [ 1331.713811][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 7 printk messages dropped ** [ 1331.724448][ T32] r4:851e4ec0 ** 4 printk messages dropped ** [ 1331.724661][ T32] task:kworker/0:628 state:D stack:0 pid:5040 tgid:5040 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1331.724967][ T32] r5:853ae000 r4:829187f0 [ 1331.724987][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1331.725231][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1331.725655][ T32] r5:8541d38c r4:8541d000 ** 4 printk messages dropped ** [ 1331.725827][ T32] r4:8548d000 ** 1 printk messages dropped ** [ 1331.725895][ T32] r10:00000000 r9:8548d000 r8:8027ed34 r7:eb515e60 r6:85366900 r5:853ae000 [ 1331.725939][ T32] r4:00000001 [ 1331.725983][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.726034][ T32] Exception stack(0xeb5a5fb0 to 0xeb5a5ff8) [ 1331.726087][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.726120][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.726149][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.726181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.726204][ T32] r4:85358740 [ 1331.726962][ T32] INFO: task kworker/0:628:5040 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1331.727001][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.727085][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.727131][ T32] Call trace: [ 1331.727161][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.727212][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1331.727236][ T32] r4:00000000 [ 1331.727257][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.727295][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1331.727326][ T32] 9d20: 7feeb000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1331.727356][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1331.727381][ T32] 9d60: 90070013 ffffffff [ 1331.727428][ T32] r5:90070013 r4:80239bd0 [ 1331.727479][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.727526][ T32] r4:82ac11e4 [ 1331.727570][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.727642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1331.727669][ T32] r4:eaec9dc0 [ 1331.727690][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.727736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1331.727786][ T32] r4:00000000 [ 1331.727810][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.727879][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1331.727906][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.727951][ T32] r5:00001000 r4:ecc4f000 [ 1331.727987][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.728035][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.728102][ T32] r5:85a50b8c r4:85a50800 [ 1331.728127][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.728178][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1331.728220][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.728283][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.728320][ T32] r4:84879d00 [ 1331.728343][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.728402][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1331.728430][ T32] r4:00000001 [ 1331.728451][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.728488][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1331.728563][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.728604][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.728633][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.728663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.728686][ T32] r4:851e4ec0 [ 1331.728708][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.728733][ T32] INFO: task kworker/0:629:5043 blocked for more than 458 seconds. [ 1331.728771][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.728796][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.728817][ T32] task:kworker/0:629 state:D stack:0 pid:5043 tgid:5043 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.728873][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1331.729022][ T32] r10:829187f4 r9:eb5add84 r8:00000002 r7:60000113 r6:eb5add8c r5:853ac800 ** 2 printk messages dropped ** [ 1331.729135][ T32] r5:853ac800 r4:829187f0 [ 1331.729159][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1331.729250][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5ade08 ** 8 printk messages dropped ** [ 1331.729597][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.729641][ T32] r5:00001000 r4:eb20d000 [ 1331.729661][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.729705][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.729781][ T32] r5:8541e78c r4:8541e400 [ 1331.729832][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.729931][ T32] r7:dddced40 r6:83018000 r5:8541e78c r4:8548d080 [ 1331.729981][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.730056][ T32] r10:61c88647 r9:853ac800 r8:8548d0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.730083][ T32] r4:8548d080 [ 1331.730125][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.730190][ T32] r10:00000000 r9:8548d080 r8:8027ed34 r7:eb515e60 r6:85366980 r5:853ac800 [ 1331.730216][ T32] r4:00000001 [ 1331.730259][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.730325][ T32] Exception stack(0xeb5adfb0 to 0xeb5adff8) [ 1331.730402][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.730485][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.730576][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.730658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.730740][ T32] r4:85490280 [ 1331.731211][ T32] INFO: task kworker/0:629:5043 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1331.731256][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.731316][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.731363][ T32] Call trace: [ 1331.731394][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.731448][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1331.731476][ T32] r4:00000000 [ 1331.731517][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.731566][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1331.731601][ T32] 9d20: 7feeb000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1331.731636][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1331.731664][ T32] 9d60: 90070013 ffffffff [ 1331.731691][ T32] r5:90070013 r4:80239bd0 [ 1331.731713][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.731765][ T32] r4:82ac11e4 [ 1331.731811][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.731877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1331.731906][ T32] r4:eaec9dc0 [ 1331.731945][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.731997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1331.732033][ T32] r4:00000000 [ 1331.732060][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1331.732228][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1331.732704][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 9 printk messages dropped ** [ 1331.733093][ T32] INFO: task kworker/0:630:5044 blocked for more than 458 seconds. ** 9 printk messages dropped ** [ 1331.733777][ T32] r5:853ab000 r4:829187f0 [ 1331.733818][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.733917][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1331.750943][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.751116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85490140 ** 11 printk messages dropped ** [ 1331.751640][ T32] r10:61c88647 r9:853ab000 r8:8548d12c r7:82804d40 r6:dddced40 r5:dddced60 ** 11 printk messages dropped ** [ 1331.752787][ T32] INFO: task kworker/0:630:5044 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 11 printk messages dropped ** [ 1331.753331][ T32] r5:90070013 r4:80239bd0 ** 6 printk messages dropped ** [ 1331.753731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 9 printk messages dropped ** [ 1331.762845][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1331.762867][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.762916][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.762941][ T32] r4:84879d00 [ 1331.762981][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.763051][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1331.763077][ T32] r4:00000001 [ 1331.763099][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.763137][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1331.763167][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.763198][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.763227][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.763259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.763282][ T32] r4:851e4ec0 [ 1331.763305][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.763334][ T32] INFO: task kworker/0:631:5046 blocked for more than 458 seconds. [ 1331.763368][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.763394][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.763417][ T32] task:kworker/0:631 state:D stack:0 pid:5046 tgid:5046 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.763471][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.763516][ T32] Call trace: [ 1331.763547][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1331.763628][ T32] r10:829187f4 r9:eb5b9d84 r8:00000002 r7:60000013 r6:eb5b9d8c r5:853aa400 [ 1331.763658][ T32] r4:853aa400 [ 1331.763711][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1331.763765][ T32] r5:853aa400 r4:829187f0 [ 1331.763787][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.763829][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.763877][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b9e08 [ 1331.769479][ T32] r4:00000000 [ 1331.769547][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1331.769612][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.769701][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.769792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85490300 [ 1331.769860][ T32] r4:00000000 [ 1331.769886][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.769973][ T32] r9:83018005 r8:853aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1331.770007][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.770058][ T32] r5:00001000 r4:eaf7d000 [ 1331.770079][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.770159][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.770210][ T32] r5:8541df8c r4:8541dc00 [ 1331.770269][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.770326][ T32] r7:dddced40 r6:83018000 r5:8541df8c r4:8548d180 [ 1331.770350][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.770437][ T32] r10:61c88647 r9:853aa400 r8:8548d1ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.770465][ T32] r4:8548d180 [ 1331.770486][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.770537][ T32] r10:00000000 r9:8548d180 r8:8027ed34 r7:eb5ade60 r6:85366a80 r5:853aa400 [ 1331.770595][ T32] r4:00000001 [ 1331.770646][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.770725][ T32] Exception stack(0xeb5b9fb0 to 0xeb5b9ff8) [ 1331.770765][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.770833][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.770878][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.770949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.770987][ T32] r4:85490100 [ 1331.771735][ T32] INFO: task kworker/0:631:5046 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1331.771778][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.771844][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.771891][ T32] Call trace: [ 1331.771951][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.772004][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1331.772028][ T32] r4:00000000 [ 1331.772072][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.772117][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1331.772169][ T32] 9d20: 7feeb000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1331.772204][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1331.772229][ T32] 9d60: 90070013 ffffffff [ 1331.772253][ T32] r5:90070013 r4:80239bd0 [ 1331.772298][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.772345][ T32] r4:82ac11e4 [ 1331.772366][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.772411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1331.772434][ T32] r4:eaec9dc0 [ 1331.772454][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.772498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1331.772585][ T32] r4:00000000 [ 1331.772638][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.772692][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1331.772714][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.772767][ T32] r5:00001000 r4:ecc4f000 [ 1331.772811][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.772876][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.772938][ T32] r5:85a50b8c r4:85a50800 [ 1331.772962][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.773011][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1331.773033][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.773081][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.773104][ T32] r4:84879d00 [ 1331.773144][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.773196][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1331.773220][ T32] r4:00000001 [ 1331.773263][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.773305][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1331.773332][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.773362][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.773390][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.773421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.773464][ T32] r4:851e4ec0 [ 1331.773495][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.773526][ T32] INFO: task kworker/0:632:5048 blocked for more than 458 seconds. [ 1331.773570][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.773599][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.773667][ T32] task:kworker/0:632 state:D stack:0 pid:5048 tgid:5048 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.773718][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.773771][ T32] Call trace: [ 1331.773803][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1331.773862][ T32] r10:829187f4 r9:eb5c1d84 r8:00000002 r7:60000113 r6:eb5c1d8c r5:853aec00 [ 1331.773913][ T32] r4:853aec00 [ 1331.780428][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1331.780594][ T32] r5:853aec00 r4:829187f0 [ 1331.780649][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.780698][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.780754][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c1e08 [ 1331.780784][ T32] r4:00000000 [ 1331.780808][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1331.780848][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.780890][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.780973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85490400 [ 1331.781000][ T32] r4:00000000 [ 1331.781021][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.781071][ T32] r9:83018005 r8:853aec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1331.781093][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.781170][ T32] r5:00001000 r4:eb0fb000 [ 1331.781195][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.781260][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.781319][ T32] r5:8541e38c r4:8541e000 [ 1331.781345][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.781395][ T32] r7:dddced40 r6:83018000 r5:8541e38c r4:8548d200 [ 1331.781417][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.781465][ T32] r10:61c88647 r9:853aec00 r8:8548d22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.781488][ T32] r4:8548d200 [ 1331.781508][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.781581][ T32] r10:00000000 r9:8548d200 r8:8027ed34 r7:eb5ade60 r6:85366b00 r5:853aec00 [ 1331.781608][ T32] r4:00000001 [ 1331.781629][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.781667][ T32] Exception stack(0xeb5c1fb0 to 0xeb5c1ff8) [ 1331.781696][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.781729][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.781766][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.781801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.781861][ T32] r4:85490540 [ 1331.782630][ T32] INFO: task kworker/0:632:5048 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1331.782669][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.782808][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.782855][ T32] Call trace: [ 1331.782920][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.782977][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1331.783031][ T32] r4:00000000 [ 1331.783082][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.783126][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1331.783157][ T32] 9d20: 7feeb000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1331.783188][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1331.783214][ T32] 9d60: 90070013 ffffffff [ 1331.783250][ T32] r5:90070013 r4:80239bd0 [ 1331.783295][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.783346][ T32] r4:82ac11e4 [ 1331.783366][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.783411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1331.783433][ T32] r4:eaec9dc0 [ 1331.783453][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.783497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1331.783556][ T32] r4:00000000 [ 1331.783586][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.783656][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1331.783703][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1331.790791][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 8 printk messages dropped ** [ 1331.791180][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.791678][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.791973][ T32] r5:853a8c00 r4:829187f0 [ 1331.791999][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.792042][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1331.792192][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1331.792628][ T32] r5:8541eb8c r4:8541e800 ** 5 printk messages dropped ** [ 1331.792874][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1331.793167][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1331.803132][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1331.803519][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1331.803708][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 6 printk messages dropped ** [ 1331.808173][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 6 printk messages dropped ** [ 1331.808481][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1331.808935][ T32] task:kworker/0:634 state:D stack:0 pid:5053 tgid:5053 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1331.809280][ T32] r5:853abc00 r4:829187f0 [ 1331.809301][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.809341][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.809439][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d5e08 [ 1331.809472][ T32] r4:00000000 [ 1331.809541][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1331.809631][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.809715][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.809813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85490840 [ 1331.809892][ T32] r4:00000000 [ 1331.809973][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.810075][ T32] r9:83018005 r8:853abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1331.810123][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.810180][ T32] r5:00001000 r4:eb23f000 [ 1331.810202][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.810276][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.810330][ T32] r5:8541ef8c r4:8541ec00 [ 1331.810354][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.810407][ T32] r7:dddced40 r6:83018000 r5:8541ef8c r4:8548d300 [ 1331.810432][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.810484][ T32] r10:61c88647 r9:853abc00 r8:8548d32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.810511][ T32] r4:8548d300 [ 1331.810574][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.810628][ T32] r10:00000000 r9:8548d300 r8:8027ed34 r7:eb5c9e60 r6:85366c00 r5:853abc00 [ 1331.810654][ T32] r4:00000001 [ 1331.810675][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.810730][ T32] Exception stack(0xeb5d5fb0 to 0xeb5d5ff8) [ 1331.810767][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.810800][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.810830][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.810863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.810887][ T32] r4:85490580 [ 1331.811626][ T32] INFO: task kworker/0:634:5053 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1331.811694][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.811791][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.811863][ T32] Call trace: [ 1331.811924][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.812001][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1331.812030][ T32] r4:00000000 [ 1331.812072][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.812115][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1331.812156][ T32] 9d20: 7feeb000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1331.812189][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1331.812215][ T32] 9d60: 90070013 ffffffff [ 1331.812258][ T32] r5:90070013 r4:80239bd0 [ 1331.812287][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.812329][ T32] r4:82ac11e4 [ 1331.812369][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.812427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1331.812450][ T32] r4:eaec9dc0 [ 1331.812470][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.812519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1331.812565][ T32] r4:00000000 [ 1331.812589][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.812637][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1331.812688][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.812736][ T32] r5:00001000 r4:ecc4f000 [ 1331.812762][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.812813][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.812861][ T32] r5:85a50b8c r4:85a50800 [ 1331.812882][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.812951][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1331.812976][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.813024][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.813071][ T32] r4:84879d00 [ 1331.813169][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.813285][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1331.813313][ T32] r4:00000001 [ 1331.813335][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.813386][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1331.813419][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.813449][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.813477][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.813513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.813567][ T32] r4:851e4ec0 [ 1331.813594][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.813639][ T32] INFO: task kworker/0:635:5056 blocked for more than 458 seconds. [ 1331.813673][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.813708][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.813733][ T32] task:kworker/0:635 state:D stack:0 pid:5056 tgid:5056 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.813783][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.813846][ T32] Call trace: [ 1331.813905][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1331.822855][ T32] r10:829187f4 r9:eb4fdd84 r8:00000002 r7:60000013 r6:eb4fdd8c r5:85443000 [ 1331.822898][ T32] r4:85443000 [ 1331.822922][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1331.822985][ T32] r5:85443000 r4:829187f0 [ 1331.823022][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.823071][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.823122][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4fde08 [ 1331.823155][ T32] r4:00000000 [ 1331.823181][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1331.823222][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.823264][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.823309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85490ac0 ** 1 printk messages dropped ** [ 1331.823353][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.823401][ T32] r9:83018005 r8:85443000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1331.823423][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.823470][ T32] r5:00001000 r4:eb27f000 [ 1331.823491][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.823533][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.823604][ T32] r5:8541f78c r4:8541f400 [ 1331.823629][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.823681][ T32] r7:dddced40 r6:83018000 r5:8541f78c r4:8548d380 [ 1331.823702][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.823775][ T32] r10:61c88647 r9:85443000 r8:8548d3ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.823803][ T32] r4:8548d380 [ 1331.823872][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.823963][ T32] r10:00000000 r9:8548d380 r8:8027ed34 r7:eb5d5e60 r6:8548d400 r5:85443000 [ 1331.827968][ T32] r4:00000001 [ 1331.828002][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.828055][ T32] Exception stack(0xeb4fdfb0 to 0xeb4fdff8) [ 1331.828086][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.828118][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.828147][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.828179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.828202][ T32] r4:85490780 [ 1331.828974][ T32] INFO: task kworker/0:635:5056 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1331.829013][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.829083][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.829132][ T32] Call trace: [ 1331.829163][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.829226][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1331.829253][ T32] r4:00000000 [ 1331.829274][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.829313][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1331.829397][ T32] 9d20: 7feeb000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1331.829433][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1331.829458][ T32] 9d60: 90070013 ffffffff [ 1331.829484][ T32] r5:90070013 r4:80239bd0 [ 1331.829504][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.829548][ T32] r4:82ac11e4 [ 1331.829588][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.829638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1331.829662][ T32] r4:eaec9dc0 [ 1331.829683][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.829729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1331.829759][ T32] r4:00000000 [ 1331.829784][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.829837][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1331.829860][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.829905][ T32] r5:00001000 r4:ecc4f000 [ 1331.829926][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.829966][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.830011][ T32] r5:85a50b8c r4:85a50800 [ 1331.830046][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.830101][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1331.830123][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.830171][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.830194][ T32] r4:84879d00 [ 1331.830214][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.830261][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1331.830284][ T32] r4:00000001 [ 1331.830303][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1331.830521][ T32] r4:851e4ec0 ** 5 printk messages dropped ** [ 1331.830711][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.830969][ T32] r5:8543a400 r4:829187f0 [ 1331.831026][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.831070][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1331.831224][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1331.831515][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1331.831908][ T32] r10:00000000 r9:8548d480 r8:8027ed34 r7:eb4fde60 r6:8548d500 r5:8543a400 ** 9 printk messages dropped ** [ 1331.832572][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.832656][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.832700][ T32] Call trace: [ 1331.832728][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.832786][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1331.832810][ T32] r4:00000000 [ 1331.832836][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.832877][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1331.832909][ T32] 9d20: 7feeb000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1331.832939][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1331.832963][ T32] 9d60: 90070013 ffffffff [ 1331.832988][ T32] r5:90070013 r4:80239bd0 [ 1331.833009][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.833049][ T32] r4:82ac11e4 [ 1331.833069][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.833112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1331.833135][ T32] r4:eaec9dc0 [ 1331.833155][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.833199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1331.833222][ T32] r4:00000000 [ 1331.833242][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.833289][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1331.833335][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.833400][ T32] r5:00001000 r4:ecc4f000 [ 1331.833456][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.833502][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.833547][ T32] r5:85a50b8c r4:85a50800 [ 1331.833567][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1331.833636][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1331.844669][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.844948][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.845230][ T32] r5:84580000 r4:829187f0 [ 1331.845255][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.845297][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.845345][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d9e08 [ 1331.845369][ T32] r4:00000000 [ 1331.845389][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1331.845429][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.845503][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.845582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85490b80 [ 1331.845613][ T32] r4:00000000 [ 1331.845636][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.845686][ T32] r9:83018005 r8:84580000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.845708][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.845789][ T32] r5:00001000 r4:eb297000 [ 1331.845842][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1331.846072][ T32] r10:61c88647 r9:84580000 r8:8548d5ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1331.846364][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1331.847706][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 12 printk messages dropped ** [ 1331.848277][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.848461][ T32] r5:00001000 r4:ecc4f000 ** 4 printk messages dropped ** [ 1331.848737][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 6 printk messages dropped ** [ 1331.849113][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1331.849453][ T32] INFO: task kworker/0:638:5061 blocked for more than 458 seconds. ** 9 printk messages dropped ** [ 1331.850010][ T32] r5:84580c00 r4:829187f0 [ 1331.850033][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1331.850204][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5dde08 ** 8 printk messages dropped ** [ 1331.850707][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1331.851214][ T32] r4:8548d680 [ 1331.851334][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.851431][ T32] r10:00000000 r9:8548d680 r8:8027ed34 r7:eb5d9e60 r6:8548d700 r5:84580c00 [ 1331.851521][ T32] r4:00000001 [ 1331.851570][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.851646][ T32] Exception stack(0xeb5ddfb0 to 0xeb5ddff8) [ 1331.851730][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.851836][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.851908][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.851947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.851972][ T32] r4:85490bc0 [ 1331.852339][ T32] INFO: task kworker/0:638:5061 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1331.852374][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.852470][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.852526][ T32] Call trace: [ 1331.852583][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.852677][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1331.852708][ T32] r4:00000000 [ 1331.852731][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.852819][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1331.852861][ T32] 9d20: 7feeb000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1331.852925][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1331.853253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 7 printk messages dropped ** [ 1331.853564][ T32] r5:00001000 r4:ecc4f000 ** 6 printk messages dropped ** [ 1331.870651][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1331.871033][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1331.871460][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1331.871689][ T32] r5:84581800 r4:829187f0 [ 1331.871713][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.871760][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1331.871986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85483d00 [ 1331.872009][ T32] r4:00000000 [ 1331.872029][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.872078][ T32] r9:83018005 r8:84581800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1331.872113][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.872165][ T32] r5:00001000 r4:eb453000 [ 1331.872187][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.872228][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.872271][ T32] r5:8542478c r4:85424400 [ 1331.872291][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.872337][ T32] r7:dddced40 r6:83018000 r5:8542478c r4:8548d780 [ 1331.872358][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.872407][ T32] r10:61c88647 r9:84581800 r8:8548d7ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.872482][ T32] r4:8548d780 [ 1331.872506][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.872598][ T32] r10:00000000 r9:8548d780 r8:8027ed34 r7:eb5dde60 r6:8548d800 r5:84581800 [ 1331.872641][ T32] r4:00000001 [ 1331.872667][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.872704][ T32] Exception stack(0xeb5e9fb0 to 0xeb5e9ff8) [ 1331.872731][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.872768][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.872827][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.872862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.872888][ T32] r4:85490bc0 [ 1331.873605][ T32] INFO: task kworker/0:639:5062 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1331.873640][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.873697][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1331.873980][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1331.883662][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1331.883827][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1331.883877][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.884488][ T32] r5:00001000 r4:ecc4f000 [ 1331.884580][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.884643][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.884688][ T32] r5:85a50b8c r4:85a50800 [ 1331.884709][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.884765][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1331.884787][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.884883][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.884939][ T32] r4:84879d00 [ 1331.884963][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.885015][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1331.885039][ T32] r4:00000001 [ 1331.885059][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.885097][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1331.885126][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.885157][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.885185][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.885216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.885239][ T32] r4:851e4ec0 [ 1331.885262][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.885291][ T32] INFO: task kworker/0:640:5066 blocked for more than 458 seconds. ** 3 printk messages dropped ** [ 1331.885461][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.885689][ T32] r5:84582400 r4:829187f0 [ 1331.885713][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.885761][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1331.885835][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.886014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ca000 ** 9 printk messages dropped ** [ 1331.886344][ T32] r7:dddced40 r6:83018000 r5:85424b8c r4:8548d880 ** 7 printk messages dropped ** [ 1331.886649][ T32] Exception stack(0xeb5e5fb0 to 0xeb5e5ff8) ** 4 printk messages dropped ** [ 1331.886829][ T32] r4:853580c0 ** 4 printk messages dropped ** [ 1331.887781][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1331.888089][ T32] 9d60: 90070013 ffffffff [ 1331.888166][ T32] r5:90070013 r4:80239bd0 [ 1331.888218][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.888270][ T32] r4:82ac11e4 [ 1331.888290][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.888336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1331.888396][ T32] r4:eaec9dc0 [ 1331.888430][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.888478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1331.888532][ T32] r4:00000000 [ 1331.888638][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.888694][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1331.888757][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.888808][ T32] r5:00001000 r4:ecc4f000 [ 1331.888830][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.888871][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.888915][ T32] r5:85a50b8c r4:85a50800 [ 1331.888936][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.888984][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1331.889029][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.889087][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.889217][ T32] r4:84879d00 [ 1331.889278][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.889361][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1331.889388][ T32] r4:00000001 [ 1331.889413][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.889452][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1331.889480][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.889531][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.889566][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.889599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.889650][ T32] r4:851e4ec0 [ 1331.889675][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.889701][ T32] INFO: task kworker/0:641:5068 blocked for more than 458 seconds. [ 1331.889733][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.889802][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.889827][ T32] task:kworker/0:641 state:D stack:0 pid:5068 tgid:5068 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.889875][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.889918][ T32] Call trace: [ 1331.889958][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1331.890011][ T32] r10:829187f4 r9:eb5edd84 r8:00000002 r7:60000113 r6:eb5edd8c r5:84583000 [ 1331.890035][ T32] r4:84583000 [ 1331.890056][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1331.890126][ T32] r5:84583000 r4:829187f0 [ 1331.890150][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.890194][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.890243][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5ede08 [ 1331.890266][ T32] r4:00000000 [ 1331.890286][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1331.890325][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.890362][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.890435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ca180 [ 1331.890488][ T32] r4:00000000 [ 1331.890515][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.890565][ T32] r9:83018005 r8:84583000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1331.890587][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.890631][ T32] r5:00001000 r4:eb46d000 [ 1331.890651][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.890691][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.890735][ T32] r5:85424f8c r4:85424c00 [ 1331.890761][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.890835][ T32] r7:dddced40 r6:83018000 r5:85424f8c r4:8548d980 [ 1331.890860][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.890909][ T32] r10:61c88647 r9:84583000 r8:8548d9ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.890931][ T32] r4:8548d980 [ 1331.890952][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.890999][ T32] r10:00000000 r9:8548d980 r8:8027ed34 r7:eb5dde60 r6:8548da00 r5:84583000 [ 1331.891022][ T32] r4:00000001 [ 1331.891070][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.891111][ T32] Exception stack(0xeb5edfb0 to 0xeb5edff8) [ 1331.891138][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.891168][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.891196][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.891271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.891324][ T32] r4:851ca2c0 [ 1331.891724][ T32] INFO: task kworker/0:641:5068 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1331.891762][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.891820][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.891900][ T32] Call trace: [ 1331.891977][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.892034][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1331.892058][ T32] r4:00000000 [ 1331.892078][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.892117][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1331.892175][ T32] 9d20: 7feeb000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1331.892209][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1331.892442][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1331.892679][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 9 printk messages dropped ** [ 1331.893150][ T32] r4:84879d00 ** 5 printk messages dropped ** [ 1331.893392][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.893681][ T32] task:kworker/0:642 state:D stack:0 pid:5071 tgid:5071 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1331.909445][ T32] r5:84583c00 r4:829187f0 [ 1331.909515][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.909588][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1331.909934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ca480 ** 3 printk messages dropped ** [ 1331.910084][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.910137][ T32] r5:00001000 r4:eb48d000 [ 1331.910186][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.910232][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.910277][ T32] r5:8542578c r4:85425400 [ 1331.910297][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.910349][ T32] r7:dddced40 r6:83018000 r5:8542578c r4:8548da80 [ 1331.910399][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.910451][ T32] r10:61c88647 r9:84583c00 r8:8548daac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.910477][ T32] r4:8548da80 [ 1331.910524][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.910576][ T32] r10:00000000 r9:8548da80 r8:8027ed34 r7:eb5dde60 r6:8548db00 r5:84583c00 [ 1331.910600][ T32] r4:00000001 [ 1331.910621][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.910657][ T32] Exception stack(0xeb5f1fb0 to 0xeb5f1ff8) [ 1331.910688][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.910719][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.910752][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.910784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.910807][ T32] r4:851ca380 [ 1331.911570][ T32] INFO: task kworker/0:642:5071 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1331.911609][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.911678][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.911725][ T32] Call trace: [ 1331.911762][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.911814][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1331.911858][ T32] r4:00000000 [ 1331.911908][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1331.912051][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1331.912424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 6 printk messages dropped ** [ 1331.912824][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.912899][ T32] r5:85a50b8c r4:85a50800 [ 1331.912923][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.912973][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1331.912994][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.913105][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.913147][ T32] r4:84879d00 [ 1331.913168][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.913218][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1331.913241][ T32] r4:00000001 [ 1331.913262][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.913298][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1331.913325][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.913355][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.913383][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.913427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.913454][ T32] r4:851e4ec0 [ 1331.913476][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.913540][ T32] INFO: task kworker/0:643:5073 blocked for more than 458 seconds. [ 1331.913578][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.913636][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.913661][ T32] task:kworker/0:643 state:D stack:0 pid:5073 tgid:5073 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.913741][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.913790][ T32] Call trace: [ 1331.913820][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1331.913869][ T32] r10:829187f4 r9:eb5f9d84 r8:00000002 r7:60000113 r6:eb5f9d8c r5:84584800 [ 1331.913892][ T32] r4:84584800 [ 1331.913911][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1331.920411][ T32] r5:84584800 r4:829187f0 [ 1331.920483][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.920580][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.920634][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f9e08 [ 1331.920674][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1331.920822][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1331.920982][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.921058][ T32] r5:00001000 r4:eb4a1000 [ 1331.921083][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.921125][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.921189][ T32] r5:85425b8c r4:85425800 [ 1331.921214][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.921294][ T32] r7:dddced40 r6:83018000 r5:85425b8c r4:8548db80 [ 1331.921349][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.921406][ T32] r10:61c88647 r9:84584800 r8:8548dbac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.921431][ T32] r4:8548db80 [ 1331.921453][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.921500][ T32] r10:00000000 r9:8548db80 r8:8027ed34 r7:eb5f1e60 r6:8548dc00 r5:84584800 [ 1331.921523][ T32] r4:00000001 [ 1331.921544][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.921616][ T32] Exception stack(0xeb5f9fb0 to 0xeb5f9ff8) [ 1331.921695][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.921730][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.921765][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.921798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1331.922705][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1331.923112][ T32] 9d60: 90070013 ffffffff ** 4 printk messages dropped ** [ 1331.923297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 5 printk messages dropped ** [ 1331.923527][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 8 printk messages dropped ** [ 1331.933345][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1331.934548][ T32] r4:851e4ec0 ** 4 printk messages dropped ** [ 1331.934720][ T32] task:kworker/0:644 state:D stack:0 pid:5075 tgid:5075 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1331.935175][ T32] r5:84585400 r4:829187f0 [ 1331.935230][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1331.935391][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1331.935450][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.935516][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.935584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ca7c0 [ 1331.935609][ T32] r4:00000000 [ 1331.935629][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.935679][ T32] r9:83018005 r8:84585400 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1331.935711][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.935841][ T32] r5:00001000 r4:eb4af000 [ 1331.935894][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.936052][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.936140][ T32] r5:85425f8c r4:85425c00 [ 1331.936166][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.936218][ T32] r7:dddced40 r6:83018000 r5:85425f8c r4:8548dc80 [ 1331.936240][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.936288][ T32] r10:61c88647 r9:84585400 r8:8548dcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.936344][ T32] r4:8548dc80 [ 1331.936372][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.936422][ T32] r10:00000000 r9:8548dc80 r8:8027ed34 r7:eb5f9e60 r6:8548dd00 r5:84585400 [ 1331.936445][ T32] r4:00000001 [ 1331.936465][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.936506][ T32] Exception stack(0xeb5fdfb0 to 0xeb5fdff8) [ 1331.936566][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.936618][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.936647][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.936679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.936772][ T32] r4:851ca540 [ 1331.937561][ T32] INFO: task kworker/0:644:5075 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1331.937600][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.937659][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.937737][ T32] Call trace: [ 1331.937838][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.937893][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1331.937949][ T32] r4:00000000 [ 1331.937973][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.938042][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 4 printk messages dropped ** [ 1331.938245][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1331.938604][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 9 printk messages dropped ** [ 1331.939281][ T32] r4:84879d00 ** 5 printk messages dropped ** [ 1331.939531][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.940058][ T32] task:kworker/0:645 state:D stack:0 pid:5077 tgid:5077 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1331.940435][ T32] r5:853a6c00 r4:829187f0 [ 1331.940456][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1331.940667][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.940936][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1331.941495][ T32] r10:61c88647 r9:853a6c00 r8:8548ddac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1331.941974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1331.942886][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 8 printk messages dropped ** [ 1331.943239][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1331.943437][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 9 printk messages dropped ** [ 1331.943883][ T32] r4:84879d00 ** 7 printk messages dropped ** [ 1331.963171][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.963482][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.963808][ T32] r5:853a8000 r4:829187f0 [ 1331.963862][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1331.964372][ T32] r4:00000000 [ 1331.964394][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1331.964495][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.964568][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.964618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c3180 [ 1331.964739][ T32] r4:00000000 [ 1331.964801][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.964858][ T32] r9:83018205 r8:853a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1331.964947][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.965071][ T32] r5:00001000 r4:eb33f000 [ 1331.965101][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.965172][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.965221][ T32] r5:85317f8c r4:85317c00 [ 1331.965243][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.965294][ T32] r7:ddde2d40 r6:83018200 r5:85317f8c r4:85366d00 [ 1331.965316][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.965367][ T32] r10:61c88647 r9:853a8000 r8:85366d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.965414][ T32] r4:85366d00 [ 1331.965438][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.965518][ T32] r10:00000000 r9:85366d00 r8:8027ed34 r7:eb415e60 r6:85366d80 r5:853a8000 [ 1331.965545][ T32] r4:00000001 [ 1331.965566][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.965634][ T32] Exception stack(0xeb605fb0 to 0xeb605ff8) [ 1331.965729][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.965769][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.965799][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.965851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.965878][ T32] r4:85495800 [ 1331.966624][ T32] INFO: task kworker/1:330:5078 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1331.966661][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.966725][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.966831][ T32] Call trace: [ 1331.966868][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.966920][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1331.966945][ T32] r4:00000000 [ 1331.966965][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.967005][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1331.967036][ T32] 9d20: 7feeb000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1331.967067][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1331.967093][ T32] 9d60: 90070013 ffffffff [ 1331.967137][ T32] r5:90070013 r4:80239bd0 [ 1331.967163][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.967208][ T32] r4:82ac11e4 [ 1331.967228][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.967274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1331.967297][ T32] r4:eaec9dc0 [ 1331.967317][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.967362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1331.967385][ T32] r4:00000000 [ 1331.967406][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.967474][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1331.967502][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.967547][ T32] r5:00001000 r4:ecc4f000 [ 1331.967568][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.967609][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.967673][ T32] r5:85a50b8c r4:85a50800 [ 1331.967700][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1331.967918][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 7 printk messages dropped ** [ 1331.968210][ T32] r4:851e4ec0 [ 1331.968233][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.968261][ T32] INFO: task kworker/1:331:5080 blocked for more than 458 seconds. [ 1331.968294][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.968319][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.968340][ T32] task:kworker/1:331 state:D stack:0 pid:5080 tgid:5080 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.968396][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.968441][ T32] Call trace: [ 1331.968483][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1331.968534][ T32] r10:829187f4 r9:eb60dd84 r8:00000002 r7:60000113 r6:eb60dd8c r5:85450000 [ 1331.968651][ T32] r4:85450000 [ 1331.968701][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1331.968778][ T32] r5:85450000 r4:829187f0 [ 1331.968807][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.968874][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.968927][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb60de08 [ 1331.968952][ T32] r4:00000000 [ 1331.968973][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1331.969054][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.969105][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.969150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c39c0 [ 1331.969173][ T32] r4:00000000 [ 1331.969193][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.969240][ T32] r9:83018205 r8:85450000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1331.969297][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.969345][ T32] r5:00001000 r4:eb67b000 [ 1331.969380][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1331.969502][ T32] r5:8542938c r4:85429000 ** 5 printk messages dropped ** [ 1331.969773][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1331.969973][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.970008][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.970037][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.970071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.970119][ T32] r4:85495800 [ 1331.970531][ T32] INFO: task kworker/1:331:5080 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1331.970567][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.970649][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.970719][ T32] Call trace: [ 1331.970760][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.970812][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1331.970837][ T32] r4:00000000 [ 1331.970857][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.970896][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1331.970956][ T32] 9d20: 7feeb000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1331.970992][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1331.971019][ T32] 9d60: 90070013 ffffffff [ 1331.971043][ T32] r5:90070013 r4:80239bd0 [ 1331.971063][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.971108][ T32] r4:82ac11e4 [ 1331.971153][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.971202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1331.971253][ T32] r4:eaec9dc0 [ 1331.971277][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.971324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1331.971347][ T32] r4:00000000 [ 1331.971369][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.971417][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1331.971439][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.971483][ T32] r5:00001000 r4:ecc4f000 [ 1331.971503][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.971568][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.971617][ T32] r5:85a50b8c r4:85a50800 [ 1331.971638][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.971697][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1331.971774][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1331.971852][ T32] r4:84879d00 ** 6 printk messages dropped ** [ 1331.972086][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1331.972505][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1331.972673][ T32] r5:85450c00 r4:829187f0 [ 1331.972720][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1331.972866][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1331.973000][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1331.973324][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1331.973784][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1331.986159][ T32] Call trace: ** 4 printk messages dropped ** [ 1331.986412][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 7 printk messages dropped ** [ 1331.986704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 10 printk messages dropped ** [ 1331.987196][ T32] r5:85a50b8c r4:85a50800 ** 4 printk messages dropped ** [ 1331.987459][ T32] r4:84879d00 ** 6 printk messages dropped ** [ 1331.987711][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1331.988062][ T32] task:kworker/0:647 state:D stack:0 pid:5083 tgid:5083 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1331.988454][ T32] r5:85451800 r4:829187f0 ** 1 printk messages dropped ** [ 1331.988521][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.988922][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1331.989317][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.989368][ T32] r10:00000000 r9:8548de80 r8:8027ed34 r7:eb611e60 r6:85366f80 r5:85451800 [ 1331.989391][ T32] r4:00000001 [ 1331.989411][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.989447][ T32] Exception stack(0xeb615fb0 to 0xeb615ff8) [ 1331.989475][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.989505][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.989533][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.989593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.989620][ T32] r4:851ca880 [ 1331.990040][ T32] INFO: task kworker/0:647:5083 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1331.990076][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.990193][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.990240][ T32] Call trace: [ 1331.990270][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1331.990321][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1331.990345][ T32] r4:00000000 [ 1331.990367][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.990405][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1331.990436][ T32] 9d20: 7feeb000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1331.990471][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1331.990524][ T32] 9d60: 90070013 ffffffff [ 1331.990555][ T32] r5:90070013 r4:80239bd0 [ 1331.990602][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.990649][ T32] r4:82ac11e4 [ 1331.990669][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.990714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1331.990780][ T32] r4:eaec9dc0 [ 1331.990805][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.990851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1331.990875][ T32] r4:00000000 [ 1331.990895][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.990943][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1331.990965][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.991010][ T32] r5:00001000 r4:ecc4f000 [ 1331.991056][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.991100][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.991168][ T32] r5:85a50b8c r4:85a50800 [ 1331.991193][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.991243][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1331.991265][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.991313][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.991335][ T32] r4:84879d00 [ 1331.991355][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.991402][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1331.991468][ T32] r4:00000001 [ 1331.991493][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.991531][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1331.991558][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.991589][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.991616][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.991647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.991727][ T32] r4:851e4ec0 [ 1331.991760][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.991786][ T32] INFO: task kworker/0:648:5086 blocked for more than 458 seconds. [ 1331.991816][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.991868][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.991895][ T32] task:kworker/0:648 state:D stack:0 pid:5086 tgid:5086 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.991968][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.992011][ T32] Call trace: [ 1331.992042][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1331.992090][ T32] r10:829187f4 r9:eb621d84 r8:00000002 r7:60000113 r6:eb621d8c r5:85453c00 ** 2 printk messages dropped ** [ 1331.992174][ T32] r5:85453c00 r4:829187f0 [ 1331.992194][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.992233][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.992281][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb621e08 [ 1331.992303][ T32] r4:00000000 [ 1331.992325][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1331.992364][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.992400][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1331.992487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84777980 [ 1331.992515][ T32] r4:00000000 [ 1331.992561][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1331.992628][ T32] r9:83018005 r8:85453c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1331.992663][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.992711][ T32] r5:00001000 r4:eb643000 [ 1331.992731][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1331.992777][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.992823][ T32] r5:85427b8c r4:85427800 [ 1331.992843][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.992890][ T32] r7:dddced40 r6:83018000 r5:85427b8c r4:8548df00 [ 1331.992910][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.992959][ T32] r10:61c88647 r9:85453c00 r8:8548df2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.992982][ T32] r4:8548df00 [ 1331.993001][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.993047][ T32] r10:00000000 r9:8548df00 r8:8027ed34 r7:eb615e60 r6:848c1000 r5:85453c00 [ 1331.993070][ T32] r4:00000001 [ 1331.993090][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.993125][ T32] Exception stack(0xeb621fb0 to 0xeb621ff8) [ 1331.993152][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.993188][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.993218][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.993262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.993289][ T32] r4:851cac00 [ 1331.993646][ T32] INFO: task kworker/0:648:5086 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 7 printk messages dropped ** [ 1332.012836][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 2 printk messages dropped ** [ 1332.012935][ T32] 9d60: 90070013 ffffffff [ 1332.012962][ T32] r5:90070013 r4:80239bd0 [ 1332.012984][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.013031][ T32] r4:82ac11e4 [ 1332.013068][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.013119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1332.013161][ T32] r4:eaec9dc0 [ 1332.013185][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.013233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.013256][ T32] r4:00000000 [ 1332.013276][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.013359][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.013415][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.013482][ T32] r5:00001000 r4:ecc4f000 [ 1332.013514][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.013557][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.013600][ T32] r5:85a50b8c r4:85a50800 [ 1332.013640][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.013694][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.013716][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.013772][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.013795][ T32] r4:84879d00 [ 1332.013815][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.013863][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.013885][ T32] r4:00000001 [ 1332.015987][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.016102][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 3 printk messages dropped ** [ 1332.016257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1332.016707][ T32] r4:85454800 ** 1 printk messages dropped ** [ 1332.016780][ T32] r5:85454800 r4:829187f0 [ 1332.016807][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.016850][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1332.016922][ T32] r4:00000000 [ 1332.016941][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.016979][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.017019][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.017084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cad40 [ 1332.017119][ T32] r4:00000000 [ 1332.017143][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.017214][ T32] r9:83018005 r8:85454800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1332.017261][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.017328][ T32] r5:00001000 r4:eb507000 [ 1332.017353][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.017394][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.017438][ T32] r5:85426f8c r4:85426c00 [ 1332.017459][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.017527][ T32] r7:dddced40 r6:83018000 r5:85426f8c r4:8548df80 [ 1332.017573][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.017648][ T32] r10:61c88647 r9:85454800 r8:8548dfac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.017695][ T32] r4:8548df80 [ 1332.017722][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1332.017801][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.018011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1332.019263][ T32] 9d60: 90070013 ffffffff ** 5 printk messages dropped ** [ 1332.019438][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1332.019591][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 9 printk messages dropped ** [ 1332.019960][ T32] r4:84879d00 ** 5 printk messages dropped ** [ 1332.020158][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.020487][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.020783][ T32] r5:85453000 r4:829187f0 [ 1332.020824][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.020883][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.020935][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb62de08 [ 1332.020959][ T32] r4:00000000 [ 1332.020979][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.021027][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.021071][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.021139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cae80 [ 1332.021166][ T32] r4:00000000 [ 1332.021186][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.021234][ T32] r9:83018005 r8:85453000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1332.021276][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.021344][ T32] r5:00001000 r4:eb529000 [ 1332.021368][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.021417][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.021466][ T32] r5:8542738c r4:85427000 [ 1332.021487][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.021533][ T32] r7:dddced40 r6:83018000 r5:8542738c r4:85122000 [ 1332.021555][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.021602][ T32] r10:61c88647 r9:85453000 r8:8512202c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.021639][ T32] r4:85122000 [ 1332.021663][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.021711][ T32] r10:00000000 r9:85122000 r8:8027ed34 r7:eb621e60 r6:848c1100 r5:85453000 [ 1332.021734][ T32] r4:00000001 [ 1332.021759][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.021804][ T32] Exception stack(0xeb62dfb0 to 0xeb62dff8) [ 1332.021836][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.021887][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.021918][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.021950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.021975][ T32] r4:851cad00 [ 1332.022355][ T32] INFO: task kworker/0:650:5089 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.022388][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.022444][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.022487][ T32] Call trace: [ 1332.022516][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1332.022712][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1332.023006][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.023270][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1332.023606][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1332.023901][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1332.038619][ T32] r5:85452400 r4:829187f0 [ 1332.038658][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.038704][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1332.038961][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85495240 ** 8 printk messages dropped ** [ 1332.039322][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1332.039786][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1332.040909][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1332.041322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 9 printk messages dropped ** [ 1332.041679][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 6 printk messages dropped ** [ 1332.041915][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1332.042319][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.042533][ T32] r5:85456c00 r4:829187f0 [ 1332.042555][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.042606][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.042659][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb641e08 [ 1332.042683][ T32] r4:00000000 [ 1332.042704][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.042751][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.042800][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.042869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a00000 [ 1332.042896][ T32] r4:00000000 [ 1332.042918][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.042986][ T32] r9:83018005 r8:85456c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1332.043033][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.043091][ T32] r5:00001000 r4:eb649000 [ 1332.043114][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.043157][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.043201][ T32] r5:85427f8c r4:85427c00 [ 1332.043221][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.043267][ T32] r7:dddced40 r6:83018000 r5:85427f8c r4:85122100 [ 1332.043309][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.043362][ T32] r10:61c88647 r9:85456c00 r8:8512212c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.043387][ T32] r4:85122100 [ 1332.043407][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.043455][ T32] r10:00000000 r9:85122100 r8:8027ed34 r7:eb621e60 r6:848c1200 r5:85456c00 [ 1332.043478][ T32] r4:00000001 [ 1332.043497][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.043532][ T32] Exception stack(0xeb641fb0 to 0xeb641ff8) [ 1332.043560][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.043589][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.043616][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.043647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.043670][ T32] r4:85495a80 [ 1332.051423][ T32] INFO: task kworker/0:652:5093 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.051533][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.051632][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.051693][ T32] Call trace: [ 1332.051726][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1332.051815][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1332.051845][ T32] r4:00000000 [ 1332.051867][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.051908][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.051950][ T32] 9d20: 7feeb000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.051986][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1332.052012][ T32] 9d60: 90070013 ffffffff [ 1332.052058][ T32] r5:90070013 r4:80239bd0 [ 1332.052084][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.052129][ T32] r4:82ac11e4 [ 1332.052150][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.052195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1332.052219][ T32] r4:eaec9dc0 [ 1332.052239][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.052284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.052327][ T32] r4:00000000 [ 1332.052371][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.052425][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.052449][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.052495][ T32] r5:00001000 r4:ecc4f000 [ 1332.052575][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.052660][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.052730][ T32] r5:85a50b8c r4:85a50800 [ 1332.052759][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.052811][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.052833][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.052881][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.052905][ T32] r4:84879d00 [ 1332.052925][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.052973][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.052996][ T32] r4:00000001 [ 1332.053018][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.053054][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.053081][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.053111][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.053159][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.053195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.053219][ T32] r4:851e4ec0 [ 1332.053241][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.053285][ T32] INFO: task kworker/0:653:5096 blocked for more than 458 seconds. [ 1332.053322][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.053349][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.053370][ T32] task:kworker/0:653 state:D stack:0 pid:5096 tgid:5096 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.053454][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.053500][ T32] Call trace: [ 1332.053560][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1332.053611][ T32] r10:829187f4 r9:eb655d84 r8:00000002 r7:60000013 r6:eb655d8c r5:85456000 [ 1332.053635][ T32] r4:85456000 [ 1332.053675][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1332.053741][ T32] r5:85456000 r4:829187f0 [ 1332.053770][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.053813][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.053861][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb655e08 ** 5 printk messages dropped ** [ 1332.062583][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1332.062703][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.062757][ T32] r5:00001000 r4:eb661000 [ 1332.062781][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.062823][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.062868][ T32] r5:8542878c r4:85428400 [ 1332.062889][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.062940][ T32] r7:dddced40 r6:83018000 r5:8542878c r4:85122180 [ 1332.062962][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.063022][ T32] r10:61c88647 r9:85456000 r8:851221ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.063050][ T32] r4:85122180 [ 1332.063091][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.063145][ T32] r10:00000000 r9:85122180 r8:8027ed34 r7:eb641e60 r6:848c1280 r5:85456000 [ 1332.063168][ T32] r4:00000001 [ 1332.063189][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.063226][ T32] Exception stack(0xeb655fb0 to 0xeb655ff8) [ 1332.063287][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.063321][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.063351][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.063383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.063405][ T32] r4:84a00100 [ 1332.064579][ T32] INFO: task kworker/0:653:5096 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.064675][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.064783][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.064840][ T32] Call trace: [ 1332.064894][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 2 printk messages dropped ** [ 1332.065088][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1332.065434][ T32] r4:eaec9dc0 [ 1332.065454][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.065503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.065539][ T32] r4:00000000 [ 1332.065590][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.065645][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.065668][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.065713][ T32] r5:00001000 r4:ecc4f000 [ 1332.065733][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1332.065823][ T32] r5:85a50b8c r4:85a50800 ** 4 printk messages dropped ** [ 1332.065993][ T32] r4:84879d00 ** 6 printk messages dropped ** [ 1332.066313][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1332.066612][ T32] task:kworker/0:654 state:D stack:0 pid:5097 tgid:5097 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.066952][ T32] r5:853b0000 r4:829187f0 [ 1332.066976][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1332.067072][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb659e08 ** 8 printk messages dropped ** [ 1332.067420][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1332.067867][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1332.068167][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1332.069116][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1332.069547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 8 printk messages dropped ** [ 1332.069864][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1332.070213][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1332.070369][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.070661][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.070913][ T32] r5:853b1800 r4:829187f0 [ 1332.070933][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1332.071140][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1332.071295][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.071340][ T32] r5:00001000 r4:eb671000 [ 1332.071360][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.071405][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.071506][ T32] r5:85428f8c r4:85428c00 [ 1332.071532][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.071581][ T32] r7:dddced40 r6:83018000 r5:85428f8c r4:85122280 [ 1332.071605][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.071664][ T32] r10:61c88647 r9:853b1800 r8:851222ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.071690][ T32] r4:85122280 [ 1332.071731][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.071796][ T32] r10:00000000 r9:85122280 r8:8027ed34 r7:eb655e60 r6:848c1380 r5:853b1800 [ 1332.071822][ T32] r4:00000001 [ 1332.071866][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.071916][ T32] Exception stack(0xeb675fb0 to 0xeb675ff8) [ 1332.071947][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.071990][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.072041][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.072085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.072118][ T32] r4:84a00340 [ 1332.072472][ T32] INFO: task kworker/0:655:5100 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.072511][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.072642][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.072688][ T32] Call trace: [ 1332.072717][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1332.072797][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1332.072826][ T32] r4:00000000 [ 1332.072858][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.072901][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.072933][ T32] 9d20: 7feeb000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.072973][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1332.073003][ T32] 9d60: 90070013 ffffffff [ 1332.073029][ T32] r5:90070013 r4:80239bd0 [ 1332.073050][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.073091][ T32] r4:82ac11e4 [ 1332.073132][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.073182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1332.073206][ T32] r4:eaec9dc0 [ 1332.073226][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.073272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.073323][ T32] r4:00000000 [ 1332.073347][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.073398][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.073434][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.073482][ T32] r5:00001000 r4:ecc4f000 [ 1332.073508][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.073570][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.073620][ T32] r5:85a50b8c r4:85a50800 [ 1332.073641][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.073709][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.073734][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.073794][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.073818][ T32] r4:84879d00 [ 1332.073837][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.073888][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.073960][ T32] r4:00000001 [ 1332.092585][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.092693][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.092803][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.092839][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.092868][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.092901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.092926][ T32] r4:851e4ec0 [ 1332.092950][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1332.093153][ T32] task:kworker/0:656 state:D stack:0 pid:5101 tgid:5101 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.093290][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.093453][ T32] Call trace: [ 1332.093559][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1332.093680][ T32] r10:829187f4 r9:eb601d84 r8:00000002 r7:60000013 r6:eb601d8c r5:84586000 [ 1332.093734][ T32] r4:84586000 [ 1332.093793][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1332.093886][ T32] r5:84586000 r4:829187f0 [ 1332.093995][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.101459][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.101577][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb601e08 [ 1332.101639][ T32] r4:00000000 [ 1332.101674][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.101718][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.101766][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.101812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a00400 [ 1332.101835][ T32] r4:00000000 [ 1332.101856][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.101905][ T32] r9:83018005 r8:84586000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1332.101928][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.101976][ T32] r5:00001000 r4:eb66b000 [ 1332.102020][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.102067][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.102152][ T32] r5:85428b8c r4:85428800 [ 1332.102178][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.102229][ T32] r7:dddced40 r6:83018000 r5:85428b8c r4:85122300 [ 1332.102250][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.102298][ T32] r10:61c88647 r9:84586000 r8:8512232c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.102321][ T32] r4:85122300 [ 1332.102341][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.102403][ T32] r10:00000000 r9:85122300 r8:8027ed34 r7:eb675e60 r6:85122380 r5:84586000 [ 1332.102430][ T32] r4:00000001 [ 1332.102450][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.102488][ T32] Exception stack(0xeb601fb0 to 0xeb601ff8) [ 1332.102519][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.102550][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.102578][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.102609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.102632][ T32] r4:84a00340 [ 1332.103390][ T32] INFO: task kworker/0:656:5101 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.103427][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.103496][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.103543][ T32] Call trace: [ 1332.103586][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1332.103642][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1332.103668][ T32] r4:00000000 [ 1332.103715][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.103771][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.103805][ T32] 9d20: 7feeb000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.103866][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 2 printk messages dropped ** [ 1332.107347][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1332.107823][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 8 printk messages dropped ** [ 1332.108651][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1332.109440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1332.110352][ T32] r4:85458000 ** 1 printk messages dropped ** [ 1332.110496][ T32] r5:85458000 r4:829187f0 [ 1332.110548][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.110637][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1332.110809][ T32] r4:00000000 [ 1332.110858][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.110945][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.111033][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.111174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a00900 [ 1332.111254][ T32] r4:00000000 [ 1332.111358][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.111474][ T32] r9:83018005 r8:85458000 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [ 1332.111533][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.111636][ T32] r5:00001000 r4:dfa69000 [ 1332.111724][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.111833][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.111960][ T32] r5:8542978c r4:85429400 [ 1332.112044][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.112149][ T32] r7:dddced40 r6:83018000 r5:8542978c r4:85122400 [ 1332.112220][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.112337][ T32] r10:61c88647 r9:85458000 r8:8512242c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.112398][ T32] r4:85122400 [ 1332.112468][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.112607][ T32] r10:00000000 r9:85122400 r8:8027ed34 r7:eb675e60 r6:85122480 r5:85458000 [ 1332.112667][ T32] r4:00000001 [ 1332.112739][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.112836][ T32] Exception stack(0xeb5f5fb0 to 0xeb5f5ff8) [ 1332.112901][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.112972][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.113034][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.113070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.113095][ T32] r4:84a007c0 [ 1332.113865][ T32] INFO: task kworker/0:657:5104 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.113902][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.126475][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.126583][ T32] Call trace: [ 1332.126632][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1332.126894][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1332.127195][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.127385][ T32] r5:00001000 r4:ecc4f000 ** 5 printk messages dropped ** [ 1332.127610][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1332.127969][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1332.128407][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1332.128625][ T32] r5:85459800 r4:829187f0 [ 1332.128679][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1332.128829][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.129037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a00c00 ** 11 printk messages dropped ** [ 1332.129576][ T32] r10:61c88647 r9:85459800 r8:8512252c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1332.129867][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1332.131127][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1332.131607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 10 printk messages dropped ** [ 1332.132039][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1332.132395][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1332.132846][ T32] r10:829187f4 r9:eb68dd84 r8:00000002 r7:60000013 r6:eb68dd8c r5:85458c00 ** 2 printk messages dropped ** [ 1332.133068][ T32] r5:85458c00 r4:829187f0 ** 3 printk messages dropped ** [ 1332.133452][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.133792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525d040 ** 5 printk messages dropped ** [ 1332.146111][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.146152][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.146197][ T32] r5:8542a78c r4:8542a400 [ 1332.146218][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.146281][ T32] r7:dddced40 r6:83018000 r5:8542a78c r4:85122600 [ 1332.146310][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.146427][ T32] r10:61c88647 r9:85458c00 r8:8512262c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.146485][ T32] r4:85122600 [ 1332.146535][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.146651][ T32] r10:00000000 r9:85122600 r8:8027ed34 r7:eb689e60 r6:85122680 r5:85458c00 [ 1332.146704][ T32] r4:00000001 [ 1332.146761][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.146849][ T32] Exception stack(0xeb68dfb0 to 0xeb68dff8) [ 1332.146920][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.147000][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.147063][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.147139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.147212][ T32] r4:84a00800 [ 1332.148517][ T32] INFO: task kworker/0:659:5108 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.148647][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.148808][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.148943][ T32] Call trace: [ 1332.149022][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1332.149163][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1332.149231][ T32] r4:00000000 [ 1332.149282][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.149392][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.149490][ T32] 9d20: 7feeb000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.149577][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1332.149643][ T32] 9d60: 90070013 ffffffff [ 1332.149707][ T32] r5:90070013 r4:80239bd0 [ 1332.149772][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.149874][ T32] r4:82ac11e4 [ 1332.149927][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.150036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1332.150096][ T32] r4:eaec9dc0 [ 1332.150148][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.150244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.150298][ T32] r4:00000000 [ 1332.150343][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.150441][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.150492][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.150591][ T32] r5:00001000 r4:ecc4f000 [ 1332.150642][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.150773][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.150884][ T32] r5:85a50b8c r4:85a50800 [ 1332.150936][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.151013][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.151038][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.151089][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.151113][ T32] r4:84879d00 [ 1332.151134][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.151184][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.151221][ T32] r4:00000001 [ 1332.151250][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.151291][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.151343][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.151609][ T32] task:kworker/0:660 state:D stack:0 pid:5111 tgid:5111 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.151990][ T32] r5:8545b000 r4:829187f0 [ 1332.152034][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.152097][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.152159][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb691e08 [ 1332.152209][ T32] r4:00000000 [ 1332.152234][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.152274][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.152336][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.152385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a00d00 [ 1332.152410][ T32] r4:00000000 [ 1332.152431][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.152480][ T32] r9:83018005 r8:8545b000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1332.152506][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.152606][ T32] r5:00001000 r4:eaa7d000 [ 1332.152642][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.152685][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.152766][ T32] r5:85429f8c r4:85429c00 [ 1332.152880][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.152933][ T32] r7:dddced40 r6:83018000 r5:85429f8c r4:85122700 [ 1332.152969][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.153023][ T32] r10:61c88647 r9:8545b000 r8:8512272c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.153047][ T32] r4:85122700 [ 1332.153078][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.153129][ T32] r10:00000000 r9:85122700 r8:8027ed34 r7:eb68de60 r6:85122780 r5:8545b000 [ 1332.153154][ T32] r4:00000001 [ 1332.153174][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.153210][ T32] Exception stack(0xeb691fb0 to 0xeb691ff8) [ 1332.153237][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1332.153789][ T32] INFO: task kworker/0:660:5111 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 9 printk messages dropped ** [ 1332.171917][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1332.171997][ T32] 9d60: 90070013 ffffffff [ 1332.172058][ T32] r5:90070013 r4:80239bd0 [ 1332.172111][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.172218][ T32] r4:82ac11e4 [ 1332.172270][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.172369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1332.172422][ T32] r4:eaec9dc0 [ 1332.172472][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.172525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.172576][ T32] r4:00000000 [ 1332.172598][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.172655][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.172681][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.172731][ T32] r5:00001000 r4:ecc4f000 [ 1332.172759][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.172848][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.172945][ T32] r5:85a50b8c r4:85a50800 [ 1332.173030][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.173167][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 2 printk messages dropped ** [ 1332.173429][ T32] r4:84879d00 ** 6 printk messages dropped ** [ 1332.180494][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.181111][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.181460][ T32] r5:8545bc00 r4:829187f0 [ 1332.181481][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.181580][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1332.181928][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1332.182667][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1332.183541][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.191537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1332.192850][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 7 printk messages dropped ** [ 1332.193215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 1 printk messages dropped ** [ 1332.193261][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.193307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.193344][ T32] r4:00000000 [ 1332.193369][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.193451][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.193496][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.193550][ T32] r5:00001000 r4:ecc4f000 [ 1332.193596][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.193668][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.193718][ T32] r5:85a50b8c r4:85a50800 [ 1332.193743][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.193806][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.193831][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.193883][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.193907][ T32] r4:84879d00 [ 1332.194009][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.201177][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.201225][ T32] r4:00000001 [ 1332.201250][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.201311][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.201344][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.201400][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.201433][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.201476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.201530][ T32] r4:851e4ec0 [ 1332.201559][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.201616][ T32] INFO: task kworker/0:662:5115 blocked for more than 458 seconds. [ 1332.201669][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.201711][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.201738][ T32] task:kworker/0:662 state:D stack:0 pid:5115 tgid:5115 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.201805][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.201863][ T32] Call trace: [ 1332.201898][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1332.201978][ T32] r10:829187f4 r9:eb69dd84 r8:00000002 r7:60000013 r6:eb69dd8c r5:8545a400 [ 1332.202006][ T32] r4:8545a400 [ 1332.202029][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1332.202097][ T32] r5:8545a400 r4:829187f0 [ 1332.202122][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.202166][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.202221][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb69de08 [ 1332.202247][ T32] r4:00000000 [ 1332.202299][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.202371][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.202444][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.202496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525d580 [ 1332.202520][ T32] r4:00000000 [ 1332.202576][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.202632][ T32] r9:83018005 r8:8545a400 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1332.202656][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.202736][ T32] r5:00001000 r4:eb02b000 [ 1332.202767][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1332.203061][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1332.203665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1332.212741][ T32] 9d20: 7feeb000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 ** 8 printk messages dropped ** [ 1332.213215][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1332.213654][ T32] r5:85a50b8c r4:85a50800 ** 7 printk messages dropped ** [ 1332.221557][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.221895][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.222379][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.222805][ T32] r5:8545c800 r4:829187f0 [ 1332.222827][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.222870][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.222918][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a1e08 [ 1332.222942][ T32] r4:00000000 [ 1332.222963][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.223028][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.223098][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.223342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525d2c0 [ 1332.223371][ T32] r4:00000000 [ 1332.223395][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.223446][ T32] r9:83018005 r8:8545c800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1332.223470][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.223516][ T32] r5:00001000 r4:eade1000 [ 1332.223538][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.223602][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.223756][ T32] r5:8542ab8c r4:8542a800 [ 1332.223783][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.223836][ T32] r7:dddced40 r6:83018000 r5:8542ab8c r4:85122a00 [ 1332.223986][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.229350][ T32] r10:61c88647 r9:8545c800 r8:85122a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.229420][ T32] r4:85122a00 [ 1332.229470][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.229546][ T32] r10:00000000 r9:85122a00 r8:8027ed34 r7:eb69de60 r6:85122a80 r5:8545c800 [ 1332.229595][ T32] r4:00000001 [ 1332.229631][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.229675][ T32] Exception stack(0xeb6a1fb0 to 0xeb6a1ff8) [ 1332.229708][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.229756][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.229790][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.229824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.229849][ T32] r4:8525d080 [ 1332.230606][ T32] INFO: task kworker/0:663:5118 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.230705][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.230905][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.230962][ T32] Call trace: [ 1332.231011][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1332.231069][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1332.231095][ T32] r4:00000000 [ 1332.231163][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.231209][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.231290][ T32] 9d20: 7feeb000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.231325][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1332.231628][ T32] r4:eaec9dc0 ** 2 printk messages dropped ** [ 1332.231776][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.232115][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1332.232774][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1332.233114][ T32] task:kworker/1:332 state:D stack:0 pid:5119 tgid:5119 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.233449][ T32] r5:853b2400 r4:829187f0 [ 1332.233474][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1332.233567][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb669e08 ** 7 printk messages dropped ** [ 1332.241832][ T32] r9:83018205 r8:853b2400 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 ** 6 printk messages dropped ** [ 1332.242487][ T32] r7:ddde2d40 r6:83018200 r5:85317b8c r4:848c1400 ** 7 printk messages dropped ** [ 1332.242809][ T32] Exception stack(0xeb669fb0 to 0xeb669ff8) ** 6 printk messages dropped ** [ 1332.243848][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1332.252177][ T32] r4:eaec9dc0 ** 5 printk messages dropped ** [ 1332.252509][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1332.252847][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.252897][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.252938][ T32] r4:84879d00 [ 1332.253045][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.253130][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.253182][ T32] r4:00000001 [ 1332.253214][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.253253][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.253306][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.253349][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.253380][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.253453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.253506][ T32] r4:851e4ec0 [ 1332.253559][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.253595][ T32] INFO: task kworker/0:664:5120 blocked for more than 458 seconds. [ 1332.253632][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.253659][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.253753][ T32] task:kworker/0:664 state:D stack:0 pid:5120 tgid:5120 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.253815][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.254044][ T32] Call trace: [ 1332.259544][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1332.259628][ T32] r10:829187f4 r9:eb685d84 r8:00000002 r7:60000013 r6:eb685d8c r5:853b3000 [ 1332.259741][ T32] r4:853b3000 [ 1332.259775][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1332.259962][ T32] r5:853b3000 r4:829187f0 [ 1332.259989][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.260034][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.260083][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb685e08 [ 1332.260107][ T32] r4:00000000 [ 1332.260152][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.260285][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.260334][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.260382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525d4c0 [ 1332.260408][ T32] r4:00000000 [ 1332.260429][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.260496][ T32] r9:83018005 r8:853b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1332.260576][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.260662][ T32] r5:00001000 r4:eafdd000 [ 1332.260794][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.260853][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.260904][ T32] r5:8542af8c r4:8542ac00 [ 1332.260927][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.261004][ T32] r7:dddced40 r6:83018000 r5:8542af8c r4:85122b00 [ 1332.261031][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.261095][ T32] r10:61c88647 r9:853b3000 r8:85122b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.261129][ T32] r4:85122b00 [ 1332.261155][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.261209][ T32] r10:00000000 r9:85122b00 r8:8027ed34 r7:eb69de60 r6:848c1500 r5:853b3000 [ 1332.261418][ T32] r4:00000001 [ 1332.261614][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.261662][ T32] Exception stack(0xeb685fb0 to 0xeb685ff8) [ 1332.261696][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.261728][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.261761][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.261795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.261818][ T32] r4:8525d600 [ 1332.262633][ T32] INFO: task kworker/0:664:5120 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.262681][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.262801][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1332.263246][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.263540][ T32] r5:90070013 r4:80239bd0 ** 5 printk messages dropped ** [ 1332.264008][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1332.270179][ T32] r4:00000000 [ 1332.270233][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.270336][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.270439][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.270526][ T32] r5:00001000 r4:ecc4f000 [ 1332.270589][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.270639][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.270712][ T32] r5:85a50b8c r4:85a50800 [ 1332.270753][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.270820][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.270844][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.270944][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.271065][ T32] r4:84879d00 [ 1332.271141][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.271270][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.271326][ T32] r4:00000001 [ 1332.271449][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.271498][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.271534][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.271567][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.271608][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.271668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.271962][ T32] r4:851e4ec0 [ 1332.272023][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.272082][ T32] INFO: task kworker/0:665:5124 blocked for more than 458 seconds. [ 1332.272121][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.272149][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.272173][ T32] task:kworker/0:665 state:D stack:0 pid:5124 tgid:5124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.272376][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.272439][ T32] Call trace: [ 1332.272507][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1332.272586][ T32] r10:829187f4 r9:eb6b1d84 r8:00000002 r7:60000013 r6:eb6b1d8c r5:853b6000 [ 1332.272626][ T32] r4:853b6000 [ 1332.272680][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1332.272729][ T32] r5:853b6000 r4:829187f0 [ 1332.272756][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.272800][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.272849][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b1e08 [ 1332.272874][ T32] r4:00000000 [ 1332.272910][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.272956][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.272995][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.273039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525d700 [ 1332.273063][ T32] r4:00000000 [ 1332.273128][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.273182][ T32] r9:83018005 r8:853b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1332.273363][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.273479][ T32] r5:00001000 r4:eb081000 [ 1332.273518][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1332.273703][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1332.282680][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.291705][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 11 printk messages dropped ** [ 1332.292283][ T32] r4:eaec9dc0 ** 5 printk messages dropped ** [ 1332.292613][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1332.293195][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.293428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1332.293894][ T32] r4:8545e000 ** 1 printk messages dropped ** [ 1332.299840][ T32] r5:8545e000 r4:829187f0 ** 2 printk messages dropped ** [ 1332.300008][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb699e08 ** 2 printk messages dropped ** [ 1332.300096][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.300156][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.300231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525da40 [ 1332.300284][ T32] r4:00000000 [ 1332.300312][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.300365][ T32] r9:83018005 r8:8545e000 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1332.300389][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.300472][ T32] r5:00001000 r4:eb18d000 [ 1332.300501][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.300593][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.300644][ T32] r5:8542bf8c r4:8542bc00 [ 1332.300667][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.300718][ T32] r7:dddced40 r6:83018000 r5:8542bf8c r4:85122c00 [ 1332.300740][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.300795][ T32] r10:61c88647 r9:8545e000 r8:85122c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.300829][ T32] r4:85122c00 [ 1332.300853][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.300902][ T32] r10:00000000 r9:85122c00 r8:8027ed34 r7:eb6b1e60 r6:85122c80 r5:8545e000 [ 1332.300938][ T32] r4:00000001 [ 1332.300984][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.301027][ T32] Exception stack(0xeb699fb0 to 0xeb699ff8) [ 1332.301060][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.301116][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.301148][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.301192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.301219][ T32] r4:8525d680 [ 1332.301984][ T32] INFO: task kworker/0:666:5125 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.302023][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.302122][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.302232][ T32] Call trace: [ 1332.302385][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1332.302449][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1332.302500][ T32] r4:00000000 [ 1332.302525][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1332.302889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 9 printk messages dropped ** [ 1332.303452][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1332.303968][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.311316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1332.311945][ T32] r5:8545ec00 r4:829187f0 [ 1332.312044][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.312111][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.312179][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a5e08 ** 8 printk messages dropped ** [ 1332.312656][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1332.313024][ T32] r10:61c88647 r9:8545ec00 r8:85122d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1332.313585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1332.322139][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 7 printk messages dropped ** [ 1332.322494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 8 printk messages dropped ** [ 1332.322849][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1332.323278][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.323463][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1332.323853][ T32] Call trace: ** 4 printk messages dropped ** [ 1332.329278][ T32] r5:8545d400 r4:829187f0 [ 1332.329300][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1332.329599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525dd80 ** 9 printk messages dropped ** [ 1332.330043][ T32] r7:dddced40 r6:83018000 r5:854d078c r4:85122e00 ** 4 printk messages dropped ** [ 1332.330223][ T32] r10:00000000 r9:85122e00 r8:8027ed34 r7:eb699e60 r6:85122e80 r5:8545d400 [ 1332.330247][ T32] r4:00000001 [ 1332.330272][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.330313][ T32] Exception stack(0xeb6adfb0 to 0xeb6adff8) [ 1332.330346][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.330378][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.330432][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.330558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.330602][ T32] r4:8525da00 [ 1332.331397][ T32] INFO: task kworker/0:668:5129 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.331479][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.331608][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.331763][ T32] Call trace: [ 1332.331808][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1332.331886][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1332.331916][ T32] r4:00000000 [ 1332.331938][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.331981][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.332039][ T32] 9d20: 7feeb000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.332079][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1332.332108][ T32] 9d60: 90070013 ffffffff [ 1332.332206][ T32] r5:90070013 r4:80239bd0 [ 1332.332238][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.332351][ T32] r4:82ac11e4 [ 1332.332377][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.332491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1332.332522][ T32] r4:eaec9dc0 [ 1332.332570][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.332620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.332644][ T32] r4:00000000 [ 1332.332664][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.332713][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.332764][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.332838][ T32] r5:00001000 r4:ecc4f000 [ 1332.332869][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.332911][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.332957][ T32] r5:85a50b8c r4:85a50800 [ 1332.332979][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.333029][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.333063][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.333166][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.333199][ T32] r4:84879d00 [ 1332.333221][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.333295][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.333359][ T32] r4:00000001 [ 1332.333411][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.333476][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.333508][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.333539][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.333586][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.333641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.333731][ T32] r4:851e4ec0 [ 1332.333776][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.333808][ T32] INFO: task kworker/0:669:5131 blocked for more than 458 seconds. [ 1332.333845][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.333897][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.333923][ T32] task:kworker/0:669 state:D stack:0 pid:5131 tgid:5131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.334022][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.344471][ T32] Call trace: [ 1332.344520][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1332.344682][ T32] r10:829187f4 r9:eb6b9d84 r8:00000002 r7:60000113 r6:eb6b9d8c r5:8539e000 [ 1332.344712][ T32] r4:8539e000 [ 1332.344734][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1332.344787][ T32] r5:8539e000 r4:829187f0 [ 1332.344809][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.344852][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.344920][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b9e08 [ 1332.344974][ T32] r4:00000000 [ 1332.345003][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.345046][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.345090][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.345137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525db40 [ 1332.345164][ T32] r4:00000000 [ 1332.345186][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.345278][ T32] r9:83018005 r8:8539e000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1332.345305][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.345390][ T32] r5:00001000 r4:eb19d000 [ 1332.345443][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1332.345902][ T32] r10:61c88647 r9:8539e000 r8:85122f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1332.346321][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1332.347728][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.347985][ T32] r5:90070013 r4:80239bd0 ** 5 printk messages dropped ** [ 1332.348366][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1332.349185][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1332.349919][ T32] r4:851e4ec0 ** 5 printk messages dropped ** [ 1332.350245][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.350583][ T32] r5:85455400 r4:829187f0 ** 1 printk messages dropped ** [ 1332.350656][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.351167][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1332.351610][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.351672][ T32] r10:61c88647 r9:85455400 r8:851dc02c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.351702][ T32] r4:851dc000 [ 1332.351725][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.351781][ T32] r10:00000000 r9:851dc000 r8:8027ed34 r7:eb6ade60 r6:851dc080 r5:85455400 [ 1332.351807][ T32] r4:00000001 [ 1332.351840][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.351916][ T32] Exception stack(0xeb6bdfb0 to 0xeb6bdff8) [ 1332.351998][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.352036][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.352068][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.352102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.352153][ T32] r4:8525dd40 [ 1332.352662][ T32] INFO: task kworker/0:670:5133 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.352713][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.352811][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.352892][ T32] Call trace: [ 1332.352927][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1332.352984][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1332.353012][ T32] r4:00000000 [ 1332.353035][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.353152][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.353221][ T32] 9d20: 7feeb000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.353257][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1332.353308][ T32] 9d60: 90070013 ffffffff [ 1332.353346][ T32] r5:90070013 r4:80239bd0 [ 1332.353369][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.353417][ T32] r4:82ac11e4 [ 1332.353481][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.353542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1332.353594][ T32] r4:eaec9dc0 [ 1332.353658][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.353737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.353779][ T32] r4:00000000 [ 1332.353803][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.353869][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.353967][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.368891][ T32] r5:00001000 r4:ecc4f000 [ 1332.368968][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.369075][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.369173][ T32] r5:85a50b8c r4:85a50800 [ 1332.369249][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.369309][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.369367][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.369426][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.369452][ T32] r4:84879d00 [ 1332.369475][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.369526][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.369552][ T32] r4:00000001 [ 1332.369573][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.369660][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.369725][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.369768][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.369799][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.369834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.369909][ T32] r4:851e4ec0 [ 1332.369973][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.370016][ T32] INFO: task kworker/0:671:5134 blocked for more than 458 seconds. [ 1332.370055][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.370109][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.370163][ T32] task:kworker/0:671 state:D stack:0 pid:5134 tgid:5134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.370230][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.370306][ T32] Call trace: [ 1332.370359][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1332.370463][ T32] r10:829187f4 r9:eb6b5d84 r8:00000002 r7:60000113 r6:eb6b5d8c r5:85460000 [ 1332.370529][ T32] r4:85460000 [ 1332.370579][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1332.370641][ T32] r5:85460000 r4:829187f0 [ 1332.370669][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.370763][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.370825][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b5e08 [ 1332.370874][ T32] r4:00000000 [ 1332.370930][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.370977][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.371049][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.371100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525de80 [ 1332.371159][ T32] r4:00000000 [ 1332.371185][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.371237][ T32] r9:83018005 r8:85460000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1332.371272][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.371322][ T32] r5:00001000 r4:eb1d5000 [ 1332.371374][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.371475][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.371548][ T32] r5:854d0b8c r4:854d0800 [ 1332.371603][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.371661][ T32] r7:dddced40 r6:83018000 r5:854d0b8c r4:851dc100 [ 1332.371719][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1332.371911][ T32] r10:00000000 r9:851dc100 r8:8027ed34 r7:eb6bde60 r6:851dc180 r5:85460000 ** 10 printk messages dropped ** [ 1332.373384][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.373783][ T32] 9d20: 7feeb000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1332.386397][ T32] r4:eaec9dc0 [ 1332.386429][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.386482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.386507][ T32] r4:00000000 [ 1332.386528][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.386578][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.386617][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.386670][ T32] r5:00001000 r4:ecc4f000 [ 1332.386732][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.386787][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.386847][ T32] r5:85a50b8c r4:85a50800 [ 1332.386878][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.386931][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.386953][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.387002][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.387026][ T32] r4:84879d00 [ 1332.387046][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.387095][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.387119][ T32] r4:00000001 [ 1332.387139][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.387176][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.387208][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.387240][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.387292][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.387352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.387380][ T32] r4:851e4ec0 [ 1332.387416][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.387452][ T32] INFO: task kworker/0:672:5138 blocked for more than 458 seconds. [ 1332.387501][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.387533][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.387606][ T32] task:kworker/0:672 state:D stack:0 pid:5138 tgid:5138 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.387685][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.388185][ T32] r5:85460c00 r4:829187f0 [ 1332.388265][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.388338][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1332.388436][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1332.388662][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1332.389172][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1332.389731][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.391181][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 16 printk messages dropped ** [ 1332.392018][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 11 printk messages dropped ** [ 1332.392528][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 10 printk messages dropped ** [ 1332.393096][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1332.393568][ T32] r5:85461800 r4:829187f0 [ 1332.393593][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1332.393708][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.410419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851dda40 ** 9 printk messages dropped ** [ 1332.411052][ T32] r7:dddced40 r6:83018000 r5:854d1b8c r4:851dc300 ** 8 printk messages dropped ** [ 1332.411620][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1332.413911][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 8 printk messages dropped ** [ 1332.422571][ T32] r4:eaec9dc0 ** 1 printk messages dropped ** [ 1332.422755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 10 printk messages dropped ** [ 1332.423571][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1332.428808][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1332.429202][ T32] INFO: task kworker/1:333:5142 blocked for more than 458 seconds. [ 1332.429271][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.429336][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.429389][ T32] task:kworker/1:333 state:D stack:0 pid:5142 tgid:5142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.429503][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.429619][ T32] Call trace: [ 1332.429695][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1332.429832][ T32] r10:829187f4 r9:eb6d5d84 r8:00000002 r7:60000113 r6:eb6d5d8c r5:85463c00 [ 1332.429899][ T32] r4:85463c00 [ 1332.429947][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1332.430056][ T32] r5:85463c00 r4:829187f0 [ 1332.430114][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.430264][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.430369][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d5e08 [ 1332.430438][ T32] r4:00000000 [ 1332.430498][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.430583][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.430666][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.430762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85118fc0 [ 1332.430810][ T32] r4:00000000 [ 1332.430880][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.430997][ T32] r9:83018205 r8:85463c00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1332.431047][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.431135][ T32] r5:00001000 r4:eb743000 [ 1332.431182][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.431266][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.431353][ T32] r5:847e878c r4:847e8400 [ 1332.431397][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.431535][ T32] r7:ddde2d40 r6:83018200 r5:847e878c r4:848c1600 [ 1332.431592][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.431691][ T32] r10:61c88647 r9:85463c00 r8:848c162c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.431740][ T32] r4:848c1600 [ 1332.431814][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.431915][ T32] r10:00000000 r9:848c1600 r8:8027ed34 r7:eb605e60 r6:851dc400 r5:85463c00 [ 1332.431969][ T32] r4:00000001 [ 1332.432012][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.432129][ T32] Exception stack(0xeb6d5fb0 to 0xeb6d5ff8) [ 1332.432220][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.432305][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.432440][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.432518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.432603][ T32] r4:85118000 [ 1332.444689][ T32] INFO: task kworker/1:333:5142 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.444833][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.444915][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.444985][ T32] Call trace: [ 1332.445048][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1332.445135][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1332.445205][ T32] r4:00000000 [ 1332.445232][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.445276][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.445331][ T32] 9d20: 7feeb000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.445384][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1332.445466][ T32] 9d60: 90070013 ffffffff [ 1332.445544][ T32] r5:90070013 r4:80239bd0 [ 1332.445603][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.445661][ T32] r4:82ac11e4 [ 1332.445707][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.445777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1332.445804][ T32] r4:eaec9dc0 [ 1332.445827][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.445875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.445900][ T32] r4:00000000 [ 1332.445920][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.445971][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.446012][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.446062][ T32] r5:00001000 r4:ecc4f000 [ 1332.446086][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.446153][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.446228][ T32] r5:85a50b8c r4:85a50800 [ 1332.446254][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.446331][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.446358][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.446433][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.446463][ T32] r4:84879d00 [ 1332.446485][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.446533][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.446557][ T32] r4:00000001 [ 1332.446579][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.446628][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.446659][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.446691][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.446743][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.446787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.446811][ T32] r4:851e4ec0 [ 1332.446835][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.446866][ T32] INFO: task kworker/1:334:5144 blocked for more than 458 seconds. [ 1332.446901][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.446929][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1332.447076][ T32] Call trace: ** 4 printk messages dropped ** [ 1332.447270][ T32] r5:85464800 r4:829187f0 [ 1332.447317][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.447392][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.447471][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d9e08 [ 1332.447509][ T32] r4:00000000 [ 1332.447535][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.447577][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.447617][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.447671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85118140 [ 1332.447721][ T32] r4:00000000 [ 1332.447761][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.447812][ T32] r9:83018205 r8:85464800 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1332.447863][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.447912][ T32] r5:00001000 r4:eb371000 [ 1332.447957][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.448005][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.448051][ T32] r5:854d178c r4:854d1400 [ 1332.448099][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.448165][ T32] r7:ddde2d40 r6:83018200 r5:854d178c r4:848c1680 ** 2 printk messages dropped ** [ 1332.448267][ T32] r4:848c1680 ** 6 printk messages dropped ** [ 1332.448626][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.449858][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1332.450198][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1332.450401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 7 printk messages dropped ** [ 1332.450958][ T32] r5:85a50b8c r4:85a50800 ** 7 printk messages dropped ** [ 1332.451245][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.451486][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1332.451892][ T32] Call trace: ** 1 printk messages dropped ** [ 1332.452060][ T32] r10:829187f4 r9:eb6ddd84 r8:00000002 r7:60000013 r6:eb6ddd8c r5:85463000 [ 1332.452104][ T32] r4:85463000 [ 1332.452152][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1332.452214][ T32] r5:85463000 r4:829187f0 [ 1332.452265][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.452310][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.452374][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6dde08 [ 1332.452426][ T32] r4:00000000 [ 1332.452478][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.452523][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.452626][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.452680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85118040 [ 1332.452708][ T32] r4:00000000 [ 1332.452730][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.452820][ T32] r9:83018005 r8:85463000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1332.452873][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.452941][ T32] r5:00001000 r4:eb351000 [ 1332.452973][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.453016][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.453071][ T32] r5:847e8f8c r4:847e8c00 [ 1332.453092][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.453139][ T32] r7:dddced40 r6:83018000 r5:847e8f8c r4:851dc500 [ 1332.453161][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.453209][ T32] r10:61c88647 r9:85463000 r8:851dc52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.453257][ T32] r4:851dc500 [ 1332.453282][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.453355][ T32] r10:00000000 r9:851dc500 r8:8027ed34 r7:eb6cde60 r6:851dc580 r5:85463000 [ 1332.453385][ T32] r4:00000001 [ 1332.453503][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.453572][ T32] Exception stack(0xeb6ddfb0 to 0xeb6ddff8) [ 1332.453605][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.453694][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.453728][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.453824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.453880][ T32] r4:851dd340 [ 1332.472675][ T32] INFO: task kworker/0:674:5145 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.472811][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.472894][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.472997][ T32] Call trace: [ 1332.473090][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1332.473162][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1332.473188][ T32] r4:00000000 [ 1332.473211][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.473278][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.473374][ T32] 9d20: 7feeb000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.473411][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1332.473438][ T32] 9d60: 90070013 ffffffff ** 5 printk messages dropped ** [ 1332.473681][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1332.473962][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 9 printk messages dropped ** [ 1332.479833][ T32] r4:84879d00 ** 6 printk messages dropped ** [ 1332.480135][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1332.480782][ T32] r10:829187f4 r9:eb6e5d84 r8:00000002 r7:60000113 r6:eb6e5d8c r5:85466000 ** 2 printk messages dropped ** [ 1332.480945][ T32] r5:85466000 r4:829187f0 ** 2 printk messages dropped ** [ 1332.481063][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e5e08 ** 8 printk messages dropped ** [ 1332.481523][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1332.482111][ T32] r10:00000000 r9:848c1700 r8:8027ed34 r7:eb6d5e60 r6:851dc600 r5:85466000 ** 7 printk messages dropped ** [ 1332.482445][ T32] r4:85118180 ** 5 printk messages dropped ** [ 1332.483676][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 11 printk messages dropped ** [ 1332.493250][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1332.493455][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 7 printk messages dropped ** [ 1332.493869][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.493976][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.499189][ T32] r4:84879d00 [ 1332.499262][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.499340][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.499365][ T32] r4:00000001 [ 1332.499401][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.499446][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.499486][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.499517][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.499546][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.499579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.499603][ T32] r4:851e4ec0 [ 1332.499627][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.499659][ T32] INFO: task kworker/0:675:5149 blocked for more than 459 seconds. [ 1332.499694][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.499722][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.499759][ T32] task:kworker/0:675 state:D stack:0 pid:5149 tgid:5149 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.499829][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.499903][ T32] Call trace: [ 1332.499939][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1332.499994][ T32] r10:829187f4 r9:eb6e9d84 r8:00000002 r7:60000013 r6:eb6e9d8c r5:85466c00 [ 1332.500051][ T32] r4:85466c00 [ 1332.500077][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1332.500132][ T32] r5:85466c00 r4:829187f0 [ 1332.500168][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.500215][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.500264][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e9e08 [ 1332.500293][ T32] r4:00000000 [ 1332.500316][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.500380][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.500427][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.500474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ddd80 ** 4 printk messages dropped ** [ 1332.500881][ T32] r5:00001000 r4:eb3c5000 ** 7 printk messages dropped ** [ 1332.501216][ T32] r4:851dc680 ** 7 printk messages dropped ** [ 1332.501492][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.502617][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 2 printk messages dropped ** [ 1332.502731][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.502791][ T32] 9d20: 7feeb000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.502832][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1332.503014][ T32] 9d60: 90070013 ffffffff [ 1332.503044][ T32] r5:90070013 r4:80239bd0 [ 1332.503070][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.503116][ T32] r4:82ac11e4 [ 1332.503149][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.503246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1332.503345][ T32] r4:eaec9dc0 [ 1332.503371][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.503418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.503442][ T32] r4:00000000 [ 1332.503462][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.503525][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.503552][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.503604][ T32] r5:00001000 r4:ecc4f000 [ 1332.503628][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.503669][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.503713][ T32] r5:85a50b8c r4:85a50800 [ 1332.503735][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.503790][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.503823][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.503876][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.503900][ T32] r4:84879d00 [ 1332.503978][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.511256][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.511302][ T32] r4:00000001 [ 1332.511351][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.511455][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.511501][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.511558][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.511622][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.511666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.511691][ T32] r4:851e4ec0 [ 1332.511715][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.511746][ T32] INFO: task kworker/0:676:5150 blocked for more than 459 seconds. [ 1332.511813][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.511850][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.511900][ T32] task:kworker/0:676 state:D stack:0 pid:5150 tgid:5150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.511986][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.512115][ T32] Call trace: [ 1332.512226][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1332.512283][ T32] r10:829187f4 r9:eb6c5d84 r8:00000002 r7:60000113 r6:eb6c5d8c r5:853b5400 [ 1332.512307][ T32] r4:853b5400 [ 1332.512341][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1332.512429][ T32] r5:853b5400 r4:829187f0 [ 1332.512455][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.512499][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.512574][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c5e08 [ 1332.512625][ T32] r4:00000000 [ 1332.512683][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.512728][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.512777][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.512824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ddc40 [ 1332.512849][ T32] r4:00000000 [ 1332.512870][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.512931][ T32] r9:83018005 r8:853b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1332.512959][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.513006][ T32] r5:00001000 r4:eb3ab000 [ 1332.513027][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.513095][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.513144][ T32] r5:854d1f8c r4:854d1c00 [ 1332.513167][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1332.513241][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1332.513674][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1332.528025][ T32] Call trace: ** 5 printk messages dropped ** [ 1332.528376][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1332.528770][ T32] r4:eaec9dc0 [ 1332.528821][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.528871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.528895][ T32] r4:00000000 [ 1332.528930][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.529008][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.529078][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.529201][ T32] r5:00001000 r4:ecc4f000 [ 1332.529272][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.529357][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.529412][ T32] r5:85a50b8c r4:85a50800 [ 1332.529435][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.529498][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.529525][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.529576][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.529600][ T32] r4:84879d00 [ 1332.529621][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.529668][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.529720][ T32] r4:00000001 [ 1332.529756][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.529796][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.529851][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.529887][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.529916][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.529965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.529992][ T32] r4:851e4ec0 [ 1332.530015][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.530046][ T32] INFO: task kworker/0:677:5153 blocked for more than 459 seconds. [ 1332.530081][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.530108][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1332.530529][ T32] r5:853b4800 r4:829187f0 [ 1332.530585][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1332.531119][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 12 printk messages dropped ** [ 1332.531952][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.532035][ T32] Exception stack(0xeb6f1fb0 to 0xeb6f1ff8) [ 1332.532073][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.532109][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.532145][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.532201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.532229][ T32] r4:851dde00 [ 1332.532746][ T32] INFO: task kworker/0:677:5153 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.532790][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.532905][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.532997][ T32] Call trace: [ 1332.533092][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1332.533149][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1332.533174][ T32] r4:00000000 [ 1332.533194][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.533233][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.533338][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.533405][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1332.533440][ T32] 9d60: 80070013 ffffffff [ 1332.533522][ T32] r5:80070013 r4:80239bd0 [ 1332.533587][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.533659][ T32] r4:82ac11e4 [ 1332.533707][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.533763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1332.533787][ T32] r4:eaec9dc0 [ 1332.533809][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.533854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.533877][ T32] r4:00000000 [ 1332.533898][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.533984][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.539553][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.539717][ T32] r5:00001000 r4:ecc4f000 [ 1332.539753][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.539817][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.539899][ T32] r5:85a50b8c r4:85a50800 [ 1332.539926][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1332.540001][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1332.540447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1332.541194][ T32] r5:853b3c00 r4:829187f0 [ 1332.541220][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.541262][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1332.541337][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.541601][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.541850][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1332.542214][ T32] r10:61c88647 r9:853b3c00 r8:851dc82c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1332.542668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1332.543891][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1332.551370][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.551576][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.551675][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1332.551726][ T32] 9d60: 80070013 ffffffff [ 1332.551790][ T32] r5:80070013 r4:80239bd0 [ 1332.551845][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.551917][ T32] r4:82ac11e4 [ 1332.551941][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.551990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1332.552016][ T32] r4:eaec9dc0 [ 1332.552036][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.552106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.552166][ T32] r4:00000000 [ 1332.552209][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.552288][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.552327][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1332.552696][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1332.553081][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.553574][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.553919][ T32] r5:853b0c00 r4:829187f0 [ 1332.559347][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.559490][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1332.559728][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1332.560196][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1332.560842][ T32] Exception stack(0xeb6f9fb0 to 0xeb6f9ff8) ** 6 printk messages dropped ** [ 1332.561860][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1332.562688][ T32] r4:eaec9dc0 ** 5 printk messages dropped ** [ 1332.562969][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1332.563436][ T32] r4:84879d00 ** 6 printk messages dropped ** [ 1332.563759][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.563820][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.563856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.563915][ T32] r4:851e4ec0 [ 1332.564031][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.572092][ T32] INFO: task kworker/0:680:5158 blocked for more than 459 seconds. [ 1332.572154][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.572249][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.572303][ T32] task:kworker/0:680 state:D stack:0 pid:5158 tgid:5158 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.572378][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.572494][ T32] Call trace: [ 1332.572610][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1332.572698][ T32] r10:829187f4 r9:eb701d84 r8:00000002 r7:60000113 r6:eb701d8c r5:84586c00 [ 1332.572756][ T32] r4:84586c00 [ 1332.572814][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1332.572865][ T32] r5:84586c00 r4:829187f0 [ 1332.572922][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.572969][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.573021][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb701e08 [ 1332.573063][ T32] r4:00000000 [ 1332.573090][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.573204][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.573277][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.573328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851dd6c0 [ 1332.573371][ T32] r4:00000000 [ 1332.573450][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.573508][ T32] r9:83018005 r8:84586c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1332.573533][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.573580][ T32] r5:00001000 r4:eb59d000 [ 1332.573649][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.573697][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.573770][ T32] r5:854d2f8c r4:854d2c00 [ 1332.573827][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.573915][ T32] r7:dddced40 r6:83018000 r5:854d2f8c r4:851dc900 [ 1332.573949][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.581997][ T32] r10:61c88647 r9:84586c00 r8:851dc92c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.582121][ T32] r4:851dc900 [ 1332.582217][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.582322][ T32] r10:00000000 r9:851dc900 r8:8027ed34 r7:eb6f1e60 r6:848c1a00 r5:84586c00 [ 1332.582375][ T32] r4:00000001 [ 1332.582401][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.582467][ T32] Exception stack(0xeb701fb0 to 0xeb701ff8) [ 1332.582506][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.582539][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.582617][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.582691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.582721][ T32] r4:851ddf80 [ 1332.583520][ T32] INFO: task kworker/0:680:5158 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.583566][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.583669][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.583739][ T32] Call trace: [ 1332.583797][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1332.583856][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1332.583882][ T32] r4:00000000 [ 1332.583931][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.583976][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.589018][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.589127][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1332.589171][ T32] 9d60: 80070013 ffffffff [ 1332.589206][ T32] r5:80070013 r4:80239bd0 [ 1332.589231][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.589295][ T32] r4:82ac11e4 [ 1332.589318][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.589389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1332.589420][ T32] r4:eaec9dc0 [ 1332.589441][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.589491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.589515][ T32] r4:00000000 [ 1332.589561][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.589617][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.589640][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.589687][ T32] r5:00001000 r4:ecc4f000 [ 1332.589709][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.589756][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.589803][ T32] r5:85a50b8c r4:85a50800 [ 1332.589824][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.589873][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.589928][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.590005][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.590059][ T32] r4:84879d00 [ 1332.590086][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.590136][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.590171][ T32] r4:00000001 [ 1332.590207][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.590249][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.590278][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.590308][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.590337][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.590379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.590423][ T32] r4:851e4ec0 [ 1332.590493][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.590528][ T32] INFO: task kworker/0:681:5160 blocked for more than 459 seconds. [ 1332.590573][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.590614][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.590642][ T32] task:kworker/0:681 state:D stack:0 pid:5160 tgid:5160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.590716][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.590770][ T32] Call trace: [ 1332.590817][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1332.590875][ T32] r10:829187f4 r9:eb711d84 r8:00000002 r7:60000013 r6:eb711d8c r5:84a90c00 [ 1332.590900][ T32] r4:84a90c00 [ 1332.590966][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1332.591014][ T32] r5:84a90c00 r4:829187f0 [ 1332.591035][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.591078][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.591127][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb711e08 [ 1332.591151][ T32] r4:00000000 [ 1332.591207][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.591252][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.591315][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.591364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851dd800 [ 1332.591405][ T32] r4:00000000 [ 1332.591429][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.591526][ T32] r9:83018005 r8:84a90c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1332.591584][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.591644][ T32] r5:00001000 r4:eb705000 [ 1332.591715][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.591765][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.591813][ T32] r5:854d338c r4:854d3000 [ 1332.591833][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.591885][ T32] r7:dddced40 r6:83018000 r5:854d338c r4:851dc980 [ 1332.591909][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.591982][ T32] r10:61c88647 r9:84a90c00 r8:851dc9ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.592036][ T32] r4:851dc980 [ 1332.592088][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.592165][ T32] r10:00000000 r9:851dc980 r8:8027ed34 r7:eb6f1e60 r6:848c1a80 r5:84a90c00 [ 1332.592267][ T32] r4:00000001 [ 1332.592291][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.592330][ T32] Exception stack(0xeb711fb0 to 0xeb711ff8) [ 1332.592358][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.592429][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.592462][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.592494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.592587][ T32] r4:851dd480 [ 1332.593383][ T32] INFO: task kworker/0:681:5160 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.593423][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.593513][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.593648][ T32] Call trace: [ 1332.593682][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1332.593747][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1332.593807][ T32] r4:00000000 [ 1332.593833][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.593875][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.593908][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.593939][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1332.594021][ T32] 9d60: 80070013 ffffffff [ 1332.601860][ T32] r5:80070013 r4:80239bd0 [ 1332.601953][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.602052][ T32] r4:82ac11e4 [ 1332.602081][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.602132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1332.602164][ T32] r4:eaec9dc0 [ 1332.602187][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.602244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.602268][ T32] r4:00000000 [ 1332.602288][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.602362][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.602414][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.602466][ T32] r5:00001000 r4:ecc4f000 [ 1332.602502][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.602550][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.602596][ T32] r5:85a50b8c r4:85a50800 [ 1332.602643][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.602698][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.602746][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.602804][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.602829][ T32] r4:84879d00 [ 1332.602883][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.602936][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.602961][ T32] r4:00000001 [ 1332.603007][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.603074][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.603169][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.603206][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.603236][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.603278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.603306][ T32] r4:851e4ec0 [ 1332.603331][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.603362][ T32] INFO: task kworker/0:682:5162 blocked for more than 459 seconds. [ 1332.603397][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.603424][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.603447][ T32] task:kworker/0:682 state:D stack:0 pid:5162 tgid:5162 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.603505][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.603774][ T32] r5:84a90000 r4:829187f0 ** 1 printk messages dropped ** [ 1332.603843][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.611921][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1332.612387][ T32] r10:00000000 r9:851dca00 r8:8027ed34 r7:eb6f1e60 r6:848c1b00 r5:84a90000 ** 9 printk messages dropped ** [ 1332.613524][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1332.619308][ T32] r5:80070013 r4:80239bd0 [ 1332.619359][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.619425][ T32] r4:82ac11e4 [ 1332.619449][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.619527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1332.619582][ T32] r4:eaec9dc0 [ 1332.619607][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.619655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.619708][ T32] r4:00000000 [ 1332.619735][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.619795][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.619848][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.619901][ T32] r5:00001000 r4:ecc4f000 [ 1332.619923][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.619965][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.620009][ T32] r5:85a50b8c r4:85a50800 [ 1332.620030][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.620081][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.620103][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.620175][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.620204][ T32] r4:84879d00 [ 1332.620227][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.620276][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.620303][ T32] r4:00000001 [ 1332.620326][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.620367][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.620408][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.620442][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.620472][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.620518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.620584][ T32] r4:851e4ec0 [ 1332.620645][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.620682][ T32] INFO: task kworker/0:683:5164 blocked for more than 459 seconds. [ 1332.620732][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.620781][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1332.621000][ T32] Call trace: ** 4 printk messages dropped ** [ 1332.621389][ T32] r5:84a93000 r4:829187f0 [ 1332.621419][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.621465][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1332.621869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e5280 ** 9 printk messages dropped ** [ 1332.622335][ T32] r7:dddced40 r6:83018000 r5:854e8f8c r4:851dca80 ** 7 printk messages dropped ** [ 1332.622766][ T32] Exception stack(0xeb72dfb0 to 0xeb72dff8) ** 7 printk messages dropped ** [ 1332.623795][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.633708][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1332.634783][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 7 printk messages dropped ** [ 1332.635298][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1332.635603][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.635633][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.635666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.635690][ T32] r4:851e4ec0 [ 1332.635754][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.635815][ T32] INFO: task kworker/0:684:5166 blocked for more than 459 seconds. [ 1332.635944][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.635976][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.636002][ T32] task:kworker/0:684 state:D stack:0 pid:5166 tgid:5166 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.636066][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.636131][ T32] Call trace: [ 1332.636211][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1332.636266][ T32] r10:829187f4 r9:eb73dd84 r8:00000002 r7:60000013 r6:eb73dd8c r5:84a92400 [ 1332.636319][ T32] r4:84a92400 [ 1332.636420][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1332.636526][ T32] r5:84a92400 r4:829187f0 [ 1332.636608][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.636664][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.636714][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb73de08 [ 1332.636738][ T32] r4:00000000 [ 1332.636767][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.636826][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.636886][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.636958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512d2c0 [ 1332.636989][ T32] r4:00000000 [ 1332.637011][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.637087][ T32] r9:83018005 r8:84a92400 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1332.637118][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.637178][ T32] r5:00001000 r4:eb733000 [ 1332.637202][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.637284][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.637366][ T32] r5:854d3f8c r4:854d3c00 [ 1332.637390][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.637439][ T32] r7:dddced40 r6:83018000 r5:854d3f8c r4:851dcb00 [ 1332.637462][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.637510][ T32] r10:61c88647 r9:84a92400 r8:851dcb2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.637535][ T32] r4:851dcb00 [ 1332.637580][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.637656][ T32] r10:00000000 r9:851dcb00 r8:8027ed34 r7:eb72de60 r6:848c1c00 r5:84a92400 [ 1332.637683][ T32] r4:00000001 [ 1332.637703][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.637743][ T32] Exception stack(0xeb73dfb0 to 0xeb73dff8) [ 1332.637776][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.637808][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.637836][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.637867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.637891][ T32] r4:8512d100 [ 1332.638632][ T32] INFO: task kworker/0:684:5166 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.638669][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.638831][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.638970][ T32] Call trace: [ 1332.639054][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1332.639115][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1332.639165][ T32] r4:00000000 [ 1332.639191][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.639244][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.639308][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.639343][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1332.639395][ T32] 9d60: 80070013 ffffffff [ 1332.639433][ T32] r5:80070013 r4:80239bd0 [ 1332.639455][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.639499][ T32] r4:82ac11e4 [ 1332.639520][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.639565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1332.639613][ T32] r4:eaec9dc0 [ 1332.639690][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.639756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.639783][ T32] r4:00000000 [ 1332.639805][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.639883][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.639912][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.639960][ T32] r5:00001000 r4:ecc4f000 [ 1332.639981][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.640038][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.640125][ T32] r5:85a50b8c r4:85a50800 [ 1332.640150][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.640200][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.640250][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.640359][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.640426][ T32] r4:84879d00 [ 1332.640450][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.640500][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.640525][ T32] r4:00000001 [ 1332.640618][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.640708][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.640837][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.640873][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.640919][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.640980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.641058][ T32] r4:851e4ec0 [ 1332.641084][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.641153][ T32] INFO: task kworker/0:685:5169 blocked for more than 459 seconds. [ 1332.641190][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.641216][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.641239][ T32] task:kworker/0:685 state:D stack:0 pid:5169 tgid:5169 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.641315][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.641387][ T32] Call trace: [ 1332.641448][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1332.641539][ T32] r10:829187f4 r9:eb6edd84 r8:00000002 r7:60000113 r6:eb6edd8c r5:84a93c00 [ 1332.641619][ T32] r4:84a93c00 [ 1332.641669][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1332.641723][ T32] r5:84a93c00 r4:829187f0 [ 1332.641747][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.641793][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.641842][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6ede08 [ 1332.641931][ T32] r4:00000000 [ 1332.641958][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.642000][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.642121][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.642171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512d5c0 [ 1332.642195][ T32] r4:00000000 [ 1332.642216][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.642263][ T32] r9:83018005 r8:84a93c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1332.642287][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.642331][ T32] r5:00001000 r4:eb753000 [ 1332.642352][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.642393][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.642487][ T32] r5:854d838c r4:854d8000 [ 1332.642537][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.642589][ T32] r7:dddced40 r6:83018000 r5:854d838c r4:851dcb80 [ 1332.642612][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.642662][ T32] r10:61c88647 r9:84a93c00 r8:851dcbac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.642685][ T32] r4:851dcb80 [ 1332.642705][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.642805][ T32] r10:00000000 r9:851dcb80 r8:8027ed34 r7:eb72de60 r6:848c1c80 r5:84a93c00 [ 1332.642874][ T32] r4:00000001 [ 1332.642928][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.642996][ T32] Exception stack(0xeb6edfb0 to 0xeb6edff8) [ 1332.643056][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.643154][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.643194][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.643244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.643272][ T32] r4:8512d340 [ 1332.643709][ T32] INFO: task kworker/0:685:5169 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.643762][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.643983][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.660279][ T32] Call trace: [ 1332.660327][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1332.660403][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1332.660430][ T32] r4:00000000 [ 1332.660495][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.660567][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.660702][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.660740][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1332.660773][ T32] 9d60: 80070013 ffffffff [ 1332.660800][ T32] r5:80070013 r4:80239bd0 [ 1332.660822][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.660894][ T32] r4:82ac11e4 [ 1332.660921][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.660970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1332.660995][ T32] r4:eaec9dc0 [ 1332.661016][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.661089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.661148][ T32] r4:00000000 [ 1332.661173][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.661243][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.661270][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.661368][ T32] r5:00001000 r4:ecc4f000 [ 1332.661418][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.661465][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.661513][ T32] r5:85a50b8c r4:85a50800 [ 1332.661534][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.661637][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.661663][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.661764][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.661799][ T32] r4:84879d00 [ 1332.661822][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.661899][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.661927][ T32] r4:00000001 [ 1332.662017][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.662058][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.662087][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.662118][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.662194][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.662230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.662255][ T32] r4:851e4ec0 [ 1332.662279][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.662386][ T32] INFO: task kworker/1:336:5171 blocked for more than 459 seconds. [ 1332.662427][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.662456][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.662479][ T32] task:kworker/1:336 state:D stack:0 pid:5171 tgid:5171 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.662533][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.662635][ T32] Call trace: [ 1332.662720][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1332.662809][ T32] r10:829187f4 r9:eb6c1d84 r8:00000002 r7:60000113 r6:eb6c1d8c r5:84a94800 [ 1332.662868][ T32] r4:84a94800 [ 1332.662893][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1332.662940][ T32] r5:84a94800 r4:829187f0 [ 1332.663002][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.663079][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.663133][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c1e08 [ 1332.663184][ T32] r4:00000000 [ 1332.663210][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.663252][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.663339][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.663413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85118a80 [ 1332.663472][ T32] r4:00000000 [ 1332.663524][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.663599][ T32] r9:83018205 r8:84a94800 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1332.663629][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.663676][ T32] r5:00001000 r4:eb749000 [ 1332.663721][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.663777][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.663823][ T32] r5:8530eb8c r4:8530e800 [ 1332.663843][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.663892][ T32] r7:ddde2d40 r6:83018200 r5:8530eb8c r4:848c1d00 [ 1332.663995][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.671084][ T32] r10:61c88647 r9:84a94800 r8:848c1d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.671138][ T32] r4:848c1d00 [ 1332.671187][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.671259][ T32] r10:00000000 r9:848c1d00 r8:8027ed34 r7:eb6d5e60 r6:848c1d80 r5:84a94800 [ 1332.671311][ T32] r4:00000001 [ 1332.671357][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.671400][ T32] Exception stack(0xeb6c1fb0 to 0xeb6c1ff8) [ 1332.671432][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.671487][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.671520][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.671554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.671626][ T32] r4:85118f00 [ 1332.672389][ T32] INFO: task kworker/1:336:5171 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.672525][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.672690][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.672794][ T32] Call trace: [ 1332.672829][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1332.672885][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1332.672935][ T32] r4:00000000 [ 1332.672991][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.673056][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.673092][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.673124][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1332.673151][ T32] 9d60: 80070013 ffffffff [ 1332.673201][ T32] r5:80070013 r4:80239bd0 [ 1332.673226][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.673294][ T32] r4:82ac11e4 [ 1332.673386][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.673439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1332.673500][ T32] r4:eaec9dc0 [ 1332.673566][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.673642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.673678][ T32] r4:00000000 [ 1332.673699][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.673769][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.673814][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.673865][ T32] r5:00001000 r4:ecc4f000 [ 1332.673887][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.674009][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.683549][ T32] r5:85a50b8c r4:85a50800 [ 1332.683598][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.683675][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.683725][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.683837][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.683866][ T32] r4:84879d00 [ 1332.684000][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.684601][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.684641][ T32] r4:00000001 [ 1332.684665][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.684716][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.684784][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.684823][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.684870][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.685045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.685081][ T32] r4:851e4ec0 [ 1332.685107][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.685163][ T32] INFO: task kworker/1:337:5173 blocked for more than 459 seconds. [ 1332.685234][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.685265][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.685289][ T32] task:kworker/1:337 state:D stack:0 pid:5173 tgid:5173 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.685349][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.685424][ T32] Call trace: [ 1332.685475][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1332.685534][ T32] r10:829187f4 r9:eb731d84 r8:00000002 r7:60000113 r6:eb731d8c r5:84a95400 [ 1332.685597][ T32] r4:84a95400 [ 1332.685622][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1332.685691][ T32] r5:84a95400 r4:829187f0 [ 1332.685717][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.685766][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.685816][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb731e08 [ 1332.685840][ T32] r4:00000000 [ 1332.685861][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.685901][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.685944][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.685989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85126200 [ 1332.686013][ T32] r4:00000000 [ 1332.686033][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.686084][ T32] r9:83018205 r8:84a95400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1332.686133][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.686224][ T32] r5:00001000 r4:e00e9000 [ 1332.686257][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.686301][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.686347][ T32] r5:853e838c r4:853e8000 [ 1332.686369][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.686419][ T32] r7:ddde2d40 r6:83018200 r5:853e838c r4:848c1e00 [ 1332.686484][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.686538][ T32] r10:61c88647 r9:84a95400 r8:848c1e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.686585][ T32] r4:848c1e00 [ 1332.686610][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.686658][ T32] r10:00000000 r9:848c1e00 r8:8027ed34 r7:eb6c1e60 r6:848c1e80 r5:84a95400 [ 1332.686706][ T32] r4:00000001 [ 1332.686730][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.686799][ T32] Exception stack(0xeb731fb0 to 0xeb731ff8) [ 1332.686864][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.686899][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.686929][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.686963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.686987][ T32] r4:85118ac0 [ 1332.687739][ T32] INFO: task kworker/1:337:5173 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.687782][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.687898][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.687955][ T32] Call trace: [ 1332.688041][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1332.688098][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1332.688155][ T32] r4:00000000 [ 1332.688205][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.688285][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.688321][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.688355][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1332.688380][ T32] 9d60: 80070013 ffffffff [ 1332.688405][ T32] r5:80070013 r4:80239bd0 [ 1332.688426][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.688494][ T32] r4:82ac11e4 [ 1332.688520][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.688636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1332.688683][ T32] r4:eaec9dc0 [ 1332.688735][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.688791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.688817][ T32] r4:00000000 [ 1332.688837][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.688887][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.688910][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.688954][ T32] r5:00001000 r4:ecc4f000 [ 1332.688999][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.689051][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.689115][ T32] r5:85a50b8c r4:85a50800 [ 1332.689150][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.689206][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.689253][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.689306][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.689360][ T32] r4:84879d00 [ 1332.689414][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.689477][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.689509][ T32] r4:00000001 [ 1332.689560][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.689644][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.689677][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.689735][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.689783][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.689834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.689889][ T32] r4:851e4ec0 [ 1332.689940][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.690001][ T32] INFO: task kworker/0:686:5175 blocked for more than 459 seconds. [ 1332.690060][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.690114][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.690140][ T32] task:kworker/0:686 state:D stack:0 pid:5175 tgid:5175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.690223][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.690268][ T32] Call trace: [ 1332.690299][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1332.690349][ T32] r10:829187f4 r9:eb75dd84 r8:00000002 r7:60000013 r6:eb75dd8c r5:84a96000 [ 1332.690396][ T32] r4:84a96000 [ 1332.690450][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1332.690498][ T32] r5:84a96000 r4:829187f0 [ 1332.690519][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.690561][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.690635][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb75de08 [ 1332.690669][ T32] r4:00000000 [ 1332.690691][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.690733][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.690778][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.690861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512d740 [ 1332.690942][ T32] r4:00000000 [ 1332.690991][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.691078][ T32] r9:83018005 r8:84a96000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1332.691135][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.691190][ T32] r5:00001000 r4:eb759000 [ 1332.691305][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.691358][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.691416][ T32] r5:854d878c r4:854d8400 [ 1332.691442][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.691519][ T32] r7:dddced40 r6:83018000 r5:854d878c r4:851dcc00 [ 1332.691550][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.691601][ T32] r10:61c88647 r9:84a96000 r8:851dcc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.691692][ T32] r4:851dcc00 [ 1332.691765][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.691841][ T32] r10:00000000 r9:851dcc00 r8:8027ed34 r7:eb72de60 r6:848c1f00 r5:84a96000 [ 1332.691984][ T32] r4:00000001 [ 1332.692009][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.692083][ T32] Exception stack(0xeb75dfb0 to 0xeb75dff8) [ 1332.692187][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.692223][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.692304][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.692341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.692392][ T32] r4:8512d580 [ 1332.692825][ T32] INFO: task kworker/0:686:5175 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.692865][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.692958][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.693081][ T32] Call trace: [ 1332.693197][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1332.693254][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1332.693280][ T32] r4:00000000 [ 1332.693300][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.693340][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.693372][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.693402][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1332.693427][ T32] 9d60: 80070013 ffffffff [ 1332.693499][ T32] r5:80070013 r4:80239bd0 [ 1332.693570][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.693619][ T32] r4:82ac11e4 [ 1332.693640][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.693687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1332.693730][ T32] r4:eaec9dc0 [ 1332.693761][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.693808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.693844][ T32] r4:00000000 [ 1332.693870][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.694002][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.710118][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.710223][ T32] r5:00001000 r4:ecc4f000 [ 1332.710265][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.710314][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.710363][ T32] r5:85a50b8c r4:85a50800 [ 1332.710385][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.710436][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.710482][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.710569][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.710668][ T32] r4:84879d00 [ 1332.710742][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.710803][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.710829][ T32] r4:00000001 [ 1332.710874][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.710939][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.710975][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.711039][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.711081][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.711114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.711138][ T32] r4:851e4ec0 [ 1332.711177][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.711212][ T32] INFO: task kworker/0:687:5177 blocked for more than 459 seconds. [ 1332.711278][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.711309][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.711333][ T32] task:kworker/0:687 state:D stack:0 pid:5177 tgid:5177 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.711433][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.711567][ T32] Call trace: [ 1332.711689][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1332.711758][ T32] r10:829187f4 r9:eb76dd84 r8:00000002 r7:60000013 r6:eb76dd8c r5:84a96c00 [ 1332.711809][ T32] r4:84a96c00 [ 1332.711835][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1332.711889][ T32] r5:84a96c00 r4:829187f0 [ 1332.711928][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.711975][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.712024][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb76de08 [ 1332.712072][ T32] r4:00000000 [ 1332.712098][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.712139][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.712180][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.712225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512d7c0 [ 1332.712254][ T32] r4:00000000 [ 1332.712293][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.712352][ T32] r9:83018005 r8:84a96c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1332.712376][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.712426][ T32] r5:00001000 r4:eb763000 [ 1332.712489][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.712566][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.712639][ T32] r5:854d8b8c r4:854d8800 [ 1332.712665][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.712714][ T32] r7:dddced40 r6:83018000 r5:854d8b8c r4:851dcc80 [ 1332.712736][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.712790][ T32] r10:61c88647 r9:84a96c00 r8:851dccac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.712818][ T32] r4:851dcc80 [ 1332.712839][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.712910][ T32] r10:00000000 r9:851dcc80 r8:8027ed34 r7:eb72de60 r6:848c1f80 r5:84a96c00 [ 1332.712996][ T32] r4:00000001 [ 1332.713043][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.713085][ T32] Exception stack(0xeb76dfb0 to 0xeb76dff8) [ 1332.713113][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.713144][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.713173][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.713229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.713257][ T32] r4:8512d940 [ 1332.721814][ T32] INFO: task kworker/0:687:5177 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.721936][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.722132][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.722218][ T32] Call trace: [ 1332.722253][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1332.722327][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1332.722357][ T32] r4:00000000 [ 1332.722380][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.722447][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.722485][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.722519][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1332.722545][ T32] 9d60: 80070013 ffffffff [ 1332.722595][ T32] r5:80070013 r4:80239bd0 [ 1332.722646][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.722697][ T32] r4:82ac11e4 [ 1332.722737][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.722792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1332.722845][ T32] r4:eaec9dc0 [ 1332.722870][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.722918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.722943][ T32] r4:00000000 [ 1332.722964][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.723038][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.723065][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.723141][ T32] r5:00001000 r4:ecc4f000 [ 1332.723216][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.723295][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.723351][ T32] r5:85a50b8c r4:85a50800 [ 1332.723374][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.723424][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.723446][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.723496][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.723520][ T32] r4:84879d00 [ 1332.723541][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.723589][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.723612][ T32] r4:00000001 [ 1332.723633][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.723718][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.723754][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.723787][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.723838][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.723876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.723915][ T32] r4:851e4ec0 [ 1332.723982][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.730971][ T32] INFO: task kworker/0:688:5180 blocked for more than 459 seconds. [ 1332.731049][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.731082][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.731107][ T32] task:kworker/0:688 state:D stack:0 pid:5180 tgid:5180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.731180][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.731249][ T32] Call trace: [ 1332.731311][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1332.731373][ T32] r10:829187f4 r9:eb775d84 r8:00000002 r7:60000113 r6:eb775d8c r5:84a91800 [ 1332.731400][ T32] r4:84a91800 [ 1332.731436][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1332.731484][ T32] r5:84a91800 r4:829187f0 [ 1332.731548][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.731625][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.731703][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb775e08 [ 1332.731737][ T32] r4:00000000 [ 1332.731767][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.731858][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.731905][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.731978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512d980 [ 1332.732006][ T32] r4:00000000 [ 1332.732037][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.732113][ T32] r9:83018005 r8:84a91800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1332.732141][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.732188][ T32] r5:00001000 r4:eb769000 [ 1332.732234][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.732299][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.732348][ T32] r5:854d8f8c r4:854d8c00 [ 1332.732371][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.732424][ T32] r7:dddced40 r6:83018000 r5:854d8f8c r4:851dcd00 [ 1332.732452][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.732505][ T32] r10:61c88647 r9:84a91800 r8:851dcd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.732529][ T32] r4:851dcd00 [ 1332.732581][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.732631][ T32] r10:00000000 r9:851dcd00 r8:8027ed34 r7:eb72de60 r6:851d1000 r5:84a91800 [ 1332.732680][ T32] r4:00000001 [ 1332.732706][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.732746][ T32] Exception stack(0xeb775fb0 to 0xeb775ff8) [ 1332.732805][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.732842][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.732876][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.732923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.732951][ T32] r4:8512d8c0 [ 1332.733706][ T32] INFO: task kworker/0:688:5180 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.733743][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.733822][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.733972][ T32] Call trace: [ 1332.739260][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1332.739390][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1332.739446][ T32] r4:00000000 [ 1332.739497][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.739573][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.739614][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.739648][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1332.739675][ T32] 9d60: 80070013 ffffffff [ 1332.739718][ T32] r5:80070013 r4:80239bd0 [ 1332.739773][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.739824][ T32] r4:82ac11e4 [ 1332.739871][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.739950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1332.740007][ T32] r4:eaec9dc0 [ 1332.740033][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.740084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.740134][ T32] r4:00000000 [ 1332.740160][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.740235][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.740262][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.740311][ T32] r5:00001000 r4:ecc4f000 [ 1332.740357][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.740404][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.740479][ T32] r5:85a50b8c r4:85a50800 [ 1332.740529][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.740630][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.740657][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.740710][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.740753][ T32] r4:84879d00 [ 1332.740779][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.740830][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.740854][ T32] r4:00000001 [ 1332.740874][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.740911][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.740939][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.740969][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.740998][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.741030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.741079][ T32] r4:851e4ec0 [ 1332.741109][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.741143][ T32] INFO: task kworker/0:689:5181 blocked for more than 459 seconds. [ 1332.741178][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.741205][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.741253][ T32] task:kworker/0:689 state:D stack:0 pid:5181 tgid:5181 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.741311][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.741357][ T32] Call trace: [ 1332.741416][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1332.741491][ T32] r10:829187f4 r9:eb779d84 r8:00000002 r7:60000113 r6:eb779d8c r5:853b6c00 [ 1332.741519][ T32] r4:853b6c00 [ 1332.741665][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1332.741713][ T32] r5:853b6c00 r4:829187f0 [ 1332.741736][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.741785][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.741966][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb779e08 [ 1332.741994][ T32] r4:00000000 [ 1332.742040][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.742157][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.742253][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.742334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512da40 [ 1332.742361][ T32] r4:00000000 [ 1332.742383][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.742432][ T32] r9:83018005 r8:853b6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1332.742457][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.742518][ T32] r5:00001000 r4:eb77b000 [ 1332.742639][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.742684][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.742755][ T32] r5:854d938c r4:854d9000 [ 1332.742786][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.742837][ T32] r7:dddced40 r6:83018000 r5:854d938c r4:851dcd80 [ 1332.742860][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.742932][ T32] r10:61c88647 r9:853b6c00 r8:851dcdac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.742985][ T32] r4:851dcd80 [ 1332.743009][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.743057][ T32] r10:00000000 r9:851dcd80 r8:8027ed34 r7:eb72de60 r6:851d1080 r5:853b6c00 [ 1332.743082][ T32] r4:00000001 [ 1332.743102][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.743138][ T32] Exception stack(0xeb779fb0 to 0xeb779ff8) [ 1332.743192][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.743227][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.743306][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.743379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.743407][ T32] r4:8512d8c0 [ 1332.753632][ T32] INFO: task kworker/0:689:5181 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.753759][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.753838][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.753902][ T32] Call trace: [ 1332.754447][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1332.754519][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1332.754547][ T32] r4:00000000 [ 1332.754568][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.754610][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.754700][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.754762][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1332.754816][ T32] 9d60: 80070013 ffffffff [ 1332.754859][ T32] r5:80070013 r4:80239bd0 [ 1332.754928][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.754987][ T32] r4:82ac11e4 [ 1332.755016][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.755090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1332.755144][ T32] r4:eaec9dc0 [ 1332.755175][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.755223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.755273][ T32] r4:00000000 [ 1332.755305][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.755356][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.755428][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.755522][ T32] r5:00001000 r4:ecc4f000 [ 1332.755571][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.755672][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.755732][ T32] r5:85a50b8c r4:85a50800 [ 1332.755783][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.755838][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.755862][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.755912][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.755936][ T32] r4:84879d00 [ 1332.755971][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.756025][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.756050][ T32] r4:00000001 [ 1332.756124][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.756166][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.756198][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.756253][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.756287][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.756320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.756344][ T32] r4:851e4ec0 [ 1332.756368][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.756400][ T32] INFO: task kworker/1:338:5185 blocked for more than 459 seconds. [ 1332.756434][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.756461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.756484][ T32] task:kworker/1:338 state:D stack:0 pid:5185 tgid:5185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.756578][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.756658][ T32] Call trace: [ 1332.756723][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1332.756806][ T32] r10:829187f4 r9:eb785d84 r8:00000002 r7:60000013 r6:eb785d8c r5:85498000 [ 1332.756841][ T32] r4:85498000 [ 1332.756864][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1332.756922][ T32] r5:85498000 r4:829187f0 [ 1332.756948][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.757039][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.757093][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb785e08 [ 1332.757118][ T32] r4:00000000 [ 1332.757141][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.757207][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.757284][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.757333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85126380 [ 1332.757382][ T32] r4:00000000 [ 1332.757407][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.757456][ T32] r9:83018205 r8:85498000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1332.757503][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.757583][ T32] r5:00001000 r4:e89a1000 [ 1332.757609][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.757651][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.757695][ T32] r5:853e878c r4:853e8400 [ 1332.757716][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.757791][ T32] r7:ddde2d40 r6:83018200 r5:853e878c r4:851d1100 [ 1332.757819][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.757869][ T32] r10:61c88647 r9:85498000 r8:851d112c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.757893][ T32] r4:851d1100 [ 1332.757977][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.758029][ T32] r10:00000000 r9:851d1100 r8:8027ed34 r7:eb731e60 r6:851d1180 r5:85498000 [ 1332.758055][ T32] r4:00000001 [ 1332.758075][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.758160][ T32] Exception stack(0xeb785fb0 to 0xeb785ff8) [ 1332.758206][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.758240][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.758294][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.758334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.758361][ T32] r4:85126140 [ 1332.759152][ T32] INFO: task kworker/1:338:5185 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.759230][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.759325][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.759410][ T32] Call trace: [ 1332.759451][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1332.759503][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1332.759568][ T32] r4:00000000 [ 1332.759642][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.759694][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.759773][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.759860][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1332.759893][ T32] 9d60: 80070013 ffffffff [ 1332.759976][ T32] r5:80070013 r4:80239bd0 [ 1332.760041][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.760120][ T32] r4:82ac11e4 [ 1332.760145][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.760193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1332.760219][ T32] r4:eaec9dc0 [ 1332.760241][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.760287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.760336][ T32] r4:00000000 [ 1332.760361][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.760411][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.760458][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.760566][ T32] r5:00001000 r4:ecc4f000 [ 1332.760593][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.760660][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.760710][ T32] r5:85a50b8c r4:85a50800 [ 1332.760732][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.760837][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.760919][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.760985][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.761012][ T32] r4:84879d00 [ 1332.761057][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.761140][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.761174][ T32] r4:00000001 [ 1332.761195][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.761233][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.761261][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.761292][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.761322][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.761354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.761402][ T32] r4:851e4ec0 [ 1332.761427][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.761478][ T32] INFO: task kworker/0:690:5186 blocked for more than 459 seconds. [ 1332.761513][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.761538][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.761584][ T32] task:kworker/0:690 state:D stack:0 pid:5186 tgid:5186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.761659][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.761705][ T32] Call trace: [ 1332.761755][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1332.761811][ T32] r10:829187f4 r9:eb4c5d84 r8:00000002 r7:60000113 r6:eb4c5d8c r5:85499800 [ 1332.761865][ T32] r4:85499800 [ 1332.761915][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1332.761974][ T32] r5:85499800 r4:829187f0 [ 1332.761996][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.762037][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.762135][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c5e08 [ 1332.762210][ T32] r4:00000000 [ 1332.762289][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.762365][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.762408][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.762501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849fd000 [ 1332.762586][ T32] r4:00000000 [ 1332.762610][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.762707][ T32] r9:83018005 r8:85499800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1332.762733][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.762810][ T32] r5:00001000 r4:eb21f000 [ 1332.762852][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.762899][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.762944][ T32] r5:854d978c r4:854d9400 [ 1332.762965][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.763011][ T32] r7:dddced40 r6:83018000 r5:854d978c r4:851dce00 [ 1332.763033][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.763080][ T32] r10:61c88647 r9:85499800 r8:851dce2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.763134][ T32] r4:851dce00 [ 1332.763158][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.763207][ T32] r10:00000000 r9:851dce00 r8:8027ed34 r7:eb72de60 r6:851d1200 r5:85499800 [ 1332.763232][ T32] r4:00000001 [ 1332.763252][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.763368][ T32] Exception stack(0xeb4c5fb0 to 0xeb4c5ff8) [ 1332.763400][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.763436][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.763467][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.763524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.763555][ T32] r4:8512dc00 [ 1332.780892][ T32] INFO: task kworker/0:690:5186 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.781017][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.781217][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.781305][ T32] Call trace: [ 1332.781401][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1332.781466][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1332.781493][ T32] r4:00000000 [ 1332.781562][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.781622][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.781684][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.781754][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1332.781789][ T32] 9d60: 80070013 ffffffff [ 1332.781831][ T32] r5:80070013 r4:80239bd0 [ 1332.781882][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.781975][ T32] r4:82ac11e4 [ 1332.782051][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.782137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1332.782190][ T32] r4:eaec9dc0 [ 1332.782250][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.782301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.782327][ T32] r4:00000000 [ 1332.782348][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.782398][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.782423][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.782468][ T32] r5:00001000 r4:ecc4f000 [ 1332.782489][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.782577][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.782630][ T32] r5:85a50b8c r4:85a50800 [ 1332.782652][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.782703][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.782746][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.782829][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.782881][ T32] r4:84879d00 [ 1332.782906][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.782956][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.782981][ T32] r4:00000001 [ 1332.783002][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.783038][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.783085][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.783120][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.783149][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.783230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.783258][ T32] r4:851e4ec0 [ 1332.783282][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.783324][ T32] INFO: task kworker/1:339:5188 blocked for more than 459 seconds. [ 1332.783386][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.783418][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.783440][ T32] task:kworker/1:339 state:D stack:0 pid:5188 tgid:5188 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.783542][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.783586][ T32] Call trace: [ 1332.783665][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1332.783718][ T32] r10:829187f4 r9:eb751d84 r8:00000002 r7:60000113 r6:eb751d8c r5:8549a400 [ 1332.783759][ T32] r4:8549a400 [ 1332.783785][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1332.783850][ T32] r5:8549a400 r4:829187f0 [ 1332.783919][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.790996][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.791086][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb751e08 [ 1332.791114][ T32] r4:00000000 [ 1332.791137][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.791203][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.791250][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.791296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85126540 [ 1332.791345][ T32] r4:00000000 [ 1332.791372][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.791427][ T32] r9:83018205 r8:8549a400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1332.791504][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.791582][ T32] r5:00001000 r4:ead2b000 [ 1332.791637][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.791683][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.791755][ T32] r5:853e8b8c r4:853e8800 [ 1332.791781][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.791913][ T32] r7:ddde2d40 r6:83018200 r5:853e8b8c r4:851d1300 [ 1332.791941][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.791990][ T32] r10:61c88647 r9:8549a400 r8:851d132c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.792015][ T32] r4:851d1300 [ 1332.792037][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.792114][ T32] r10:00000000 r9:851d1300 r8:8027ed34 r7:eb785e60 r6:851d1280 r5:8549a400 [ 1332.792143][ T32] r4:00000001 [ 1332.792164][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.792226][ T32] Exception stack(0xeb751fb0 to 0xeb751ff8) [ 1332.792262][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.792342][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.792382][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.792416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.792467][ T32] r4:851262c0 [ 1332.793242][ T32] INFO: task kworker/1:339:5188 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.793300][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.793434][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.793519][ T32] Call trace: [ 1332.793579][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1332.793671][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1332.793725][ T32] r4:00000000 [ 1332.793754][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.793842][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.793891][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.794001][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1332.801798][ T32] 9d60: 80070013 ffffffff [ 1332.801844][ T32] r5:80070013 r4:80239bd0 [ 1332.801918][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.802006][ T32] r4:82ac11e4 [ 1332.802039][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.802101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1332.802199][ T32] r4:eaec9dc0 [ 1332.802225][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.802274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.802368][ T32] r4:00000000 [ 1332.802399][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.802462][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.802517][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.802570][ T32] r5:00001000 r4:ecc4f000 [ 1332.802647][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.802694][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.802745][ T32] r5:85a50b8c r4:85a50800 [ 1332.802785][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.802913][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.802989][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.803068][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.803103][ T32] r4:84879d00 [ 1332.803155][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.803263][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.803291][ T32] r4:00000001 [ 1332.803314][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.803382][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.803422][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.803453][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.803484][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.803517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.803541][ T32] r4:851e4ec0 [ 1332.803568][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.803632][ T32] INFO: task kworker/1:340:5190 blocked for more than 459 seconds. [ 1332.803699][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.803729][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.803782][ T32] task:kworker/1:340 state:D stack:0 pid:5190 tgid:5190 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.803873][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.806246][ T32] Call trace: [ 1332.806307][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1332.806380][ T32] r10:829187f4 r9:eb5c5d84 r8:00000002 r7:60000013 r6:eb5c5d8c r5:8549b000 [ 1332.806407][ T32] r4:8549b000 [ 1332.806429][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1332.806498][ T32] r5:8549b000 r4:829187f0 [ 1332.806524][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.806567][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.806616][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c5e08 [ 1332.806640][ T32] r4:00000000 [ 1332.806661][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.806702][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.806760][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.806811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851266c0 [ 1332.806836][ T32] r4:00000000 [ 1332.806876][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.806938][ T32] r9:83018205 r8:8549b000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1332.806965][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.807025][ T32] r5:00001000 r4:eaebd000 [ 1332.807067][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.807114][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.807160][ T32] r5:853e8f8c r4:853e8c00 [ 1332.807191][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.807270][ T32] r7:ddde2d40 r6:83018200 r5:853e8f8c r4:851d1400 [ 1332.807296][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.807347][ T32] r10:61c88647 r9:8549b000 r8:851d142c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.807396][ T32] r4:851d1400 [ 1332.807446][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.807529][ T32] r10:00000000 r9:851d1400 r8:8027ed34 r7:eb751e60 r6:851d1480 r5:8549b000 [ 1332.807571][ T32] r4:00000001 [ 1332.807619][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.807663][ T32] Exception stack(0xeb5c5fb0 to 0xeb5c5ff8) [ 1332.807696][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.807755][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.807813][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.807874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.807902][ T32] r4:85126500 [ 1332.808675][ T32] INFO: task kworker/1:340:5190 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.808730][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.808960][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.809099][ T32] Call trace: [ 1332.809132][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1332.809197][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1332.809226][ T32] r4:00000000 [ 1332.809275][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.809327][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.809406][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.809441][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1332.809467][ T32] 9d60: 80070013 ffffffff [ 1332.809493][ T32] r5:80070013 r4:80239bd0 [ 1332.809519][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.809564][ T32] r4:82ac11e4 [ 1332.809611][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.809662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1332.809686][ T32] r4:eaec9dc0 [ 1332.809735][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.809806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.809833][ T32] r4:00000000 [ 1332.809854][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.809903][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.809966][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.810033][ T32] r5:00001000 r4:ecc4f000 [ 1332.810055][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.810098][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.810142][ T32] r5:85a50b8c r4:85a50800 [ 1332.810180][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.810309][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.810370][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.810443][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.810487][ T32] r4:84879d00 [ 1332.810542][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.810603][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.810643][ T32] r4:00000001 [ 1332.810668][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.810753][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.810831][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.810874][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.810903][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.810935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.810983][ T32] r4:851e4ec0 [ 1332.811010][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.811055][ T32] INFO: task kworker/1:341:5192 blocked for more than 459 seconds. [ 1332.811117][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.811147][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.811169][ T32] task:kworker/1:341 state:D stack:0 pid:5192 tgid:5192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.811249][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.811293][ T32] Call trace: [ 1332.811352][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1332.811402][ T32] r10:829187f4 r9:eb619d84 r8:00000002 r7:60000113 r6:eb619d8c r5:85550c00 [ 1332.811426][ T32] r4:85550c00 [ 1332.811447][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1332.811489][ T32] r5:85550c00 r4:829187f0 [ 1332.811537][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.811582][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.811632][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb619e08 [ 1332.811657][ T32] r4:00000000 [ 1332.811702][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.811758][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.811800][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.811845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85126840 [ 1332.811892][ T32] r4:00000000 [ 1332.811917][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.811965][ T32] r9:83018205 r8:85550c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1332.812003][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.812087][ T32] r5:00001000 r4:eaf1d000 [ 1332.812138][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.812184][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.812347][ T32] r5:853e938c r4:853e9000 [ 1332.812385][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.812443][ T32] r7:ddde2d40 r6:83018200 r5:853e938c r4:851d1380 [ 1332.812466][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.812555][ T32] r10:61c88647 r9:85550c00 r8:851d13ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.812585][ T32] r4:851d1380 ** 1 printk messages dropped ** [ 1332.812677][ T32] r10:00000000 r9:851d1380 r8:8027ed34 r7:eb5c5e60 r6:851dce80 r5:85550c00 [ 1332.812717][ T32] r4:00000001 [ 1332.812741][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.812784][ T32] Exception stack(0xeb619fb0 to 0xeb619ff8) [ 1332.812847][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.812963][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.812995][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.813044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.813071][ T32] r4:85126600 [ 1332.813437][ T32] INFO: task kworker/1:341:5192 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.813482][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.813539][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.813610][ T32] Call trace: [ 1332.813675][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1332.813728][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1332.813758][ T32] r4:00000000 [ 1332.813797][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.813842][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.813884][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.813959][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1332.830167][ T32] 9d60: 80070013 ffffffff [ 1332.830215][ T32] r5:80070013 r4:80239bd0 [ 1332.830241][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.830330][ T32] r4:82ac11e4 [ 1332.830358][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.830408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1332.830468][ T32] r4:eaec9dc0 [ 1332.830493][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.830546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.830642][ T32] r4:00000000 [ 1332.830696][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.830755][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.830829][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.830882][ T32] r5:00001000 r4:ecc4f000 [ 1332.830935][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.830981][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.831071][ T32] r5:85a50b8c r4:85a50800 [ 1332.831128][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.831224][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.831272][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.831382][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.831443][ T32] r4:84879d00 [ 1332.831486][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.831583][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.831674][ T32] r4:00000001 [ 1332.831762][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.831884][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.831956][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.832030][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1332.832104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1332.832529][ T32] r10:829187f4 r9:eb635d84 r8:00000002 r7:60000113 r6:eb635d8c r5:85553000 ** 2 printk messages dropped ** [ 1332.832679][ T32] r5:85553000 r4:829187f0 [ 1332.832701][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1332.832833][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb635e08 ** 4 printk messages dropped ** [ 1332.833044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85126900 ** 10 printk messages dropped ** [ 1332.833590][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1332.841582][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.842739][ T32] Call trace: ** 6 printk messages dropped ** [ 1332.843181][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1332.849648][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.850126][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1332.850438][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1332.850586][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.850619][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.850652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.850675][ T32] r4:851e4ec0 [ 1332.850701][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.850731][ T32] INFO: task kworker/1:343:5196 blocked for more than 459 seconds. [ 1332.850796][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.850829][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.850879][ T32] task:kworker/1:343 state:D stack:0 pid:5196 tgid:5196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.851058][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.851111][ T32] Call trace: [ 1332.851255][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1332.851312][ T32] r10:829187f4 r9:eb789d84 r8:00000002 r7:60000113 r6:eb789d8c r5:85553c00 [ 1332.851338][ T32] r4:85553c00 [ 1332.851361][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1332.851406][ T32] r5:85553c00 r4:829187f0 [ 1332.851427][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.851469][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.851518][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb789e08 [ 1332.851558][ T32] r4:00000000 [ 1332.851609][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.851701][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.851765][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.851815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512dec0 [ 1332.851840][ T32] r4:00000000 [ 1332.851862][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.851935][ T32] r9:83018205 r8:85553c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1332.851962][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.852032][ T32] r5:00001000 r4:eb455000 [ 1332.852056][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.852117][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.852165][ T32] r5:853ea78c r4:853ea400 [ 1332.852212][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.852264][ T32] r7:ddde2d40 r6:83018200 r5:853ea78c r4:851d1500 [ 1332.852287][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.852366][ T32] r10:61c88647 r9:85553c00 r8:851d152c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.852394][ T32] r4:851d1500 [ 1332.852415][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.852462][ T32] r10:00000000 r9:851d1500 r8:8027ed34 r7:eb635e60 r6:851dcf80 r5:85553c00 [ 1332.852512][ T32] r4:00000001 [ 1332.852609][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.852677][ T32] Exception stack(0xeb789fb0 to 0xeb789ff8) [ 1332.852723][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.852784][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.852823][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.852856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.852881][ T32] r4:85126940 [ 1332.853645][ T32] INFO: task kworker/1:343:5196 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.853709][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.853804][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.863229][ T32] Call trace: [ 1332.863333][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1332.863408][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1332.863435][ T32] r4:00000000 [ 1332.863458][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.863524][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.863571][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.863604][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1332.863667][ T32] 9d60: 80070013 ffffffff [ 1332.863696][ T32] r5:80070013 r4:80239bd0 [ 1332.863718][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.863794][ T32] r4:82ac11e4 [ 1332.863848][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) ** 2 printk messages dropped ** [ 1332.864420][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1332.864945][ T32] r5:85a50b8c r4:85a50800 ** 6 printk messages dropped ** [ 1332.865373][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 9 printk messages dropped ** [ 1332.865762][ T32] INFO: task kworker/1:344:5197 blocked for more than 459 seconds. ** 9 printk messages dropped ** [ 1332.866308][ T32] r5:85552400 r4:829187f0 [ 1332.866335][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.866379][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1332.866627][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1332.866839][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1332.867149][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1332.867413][ T32] r10:00000000 r9:851d1600 r8:8027ed34 r7:eb789e60 r6:84747000 r5:85552400 ** 4 printk messages dropped ** [ 1332.867691][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.868905][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 11 printk messages dropped ** [ 1332.869529][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1332.869726][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.869749][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.869826][ T32] r5:00001000 r4:ecc4f000 [ 1332.869852][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.869917][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.869995][ T32] r5:85a50b8c r4:85a50800 [ 1332.870043][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.870122][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.870148][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.870225][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.870253][ T32] r4:84879d00 [ 1332.870274][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.870324][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.870371][ T32] r4:00000001 [ 1332.870402][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.870464][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.870537][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.870595][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.870652][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.870765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.870799][ T32] r4:851e4ec0 [ 1332.870822][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.870871][ T32] INFO: task kworker/1:345:5199 blocked for more than 459 seconds. [ 1332.870906][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.870931][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.870952][ T32] task:kworker/1:345 state:D stack:0 pid:5199 tgid:5199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.870997][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.871039][ T32] Call trace: [ 1332.871095][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1332.871164][ T32] r10:829187f4 r9:eb795d84 r8:00000002 r7:60000113 r6:eb795d8c r5:85555400 [ 1332.871192][ T32] r4:85555400 [ 1332.871252][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1332.871305][ T32] r5:85555400 r4:829187f0 [ 1332.871326][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.871366][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.871415][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb795e08 [ 1332.871438][ T32] r4:00000000 [ 1332.871488][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.871533][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.871612][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.871661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85126c40 [ 1332.871711][ T32] r4:00000000 [ 1332.871741][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.871795][ T32] r9:83018205 r8:85555400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1332.871842][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.871898][ T32] r5:00001000 r4:eb25b000 [ 1332.871945][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.872014][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.872094][ T32] r5:853e9f8c r4:853e9c00 [ 1332.872169][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.872228][ T32] r7:ddde2d40 r6:83018200 r5:853e9f8c r4:851d1680 [ 1332.872252][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.872340][ T32] r10:61c88647 r9:85555400 r8:851d16ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.872412][ T32] r4:851d1680 [ 1332.872442][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.872519][ T32] r10:00000000 r9:851d1680 r8:8027ed34 r7:eb789e60 r6:84747080 r5:85555400 [ 1332.872564][ T32] r4:00000001 [ 1332.872585][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.872622][ T32] Exception stack(0xeb795fb0 to 0xeb795ff8) [ 1332.872650][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.872704][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.872738][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.872777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.872801][ T32] r4:85126a00 [ 1332.873181][ T32] INFO: task kworker/1:345:5199 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.873229][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.873360][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.873407][ T32] Call trace: [ 1332.873440][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1332.873518][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1332.873569][ T32] r4:00000000 [ 1332.873642][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.873687][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.873721][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.873785][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1332.873817][ T32] 9d60: 80070013 ffffffff [ 1332.873851][ T32] r5:80070013 r4:80239bd0 [ 1332.873872][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.889639][ T32] r4:82ac11e4 [ 1332.889733][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.889813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1332.889881][ T32] r4:eaec9dc0 [ 1332.889940][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.889998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.890025][ T32] r4:00000000 [ 1332.890061][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.890154][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.890205][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.890284][ T32] r5:00001000 r4:ecc4f000 [ 1332.890313][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.890362][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1332.890567][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 4 printk messages dropped ** [ 1332.890778][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 4 printk messages dropped ** [ 1332.891052][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1332.891235][ T32] r4:851e4ec0 [ 1332.891290][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.891337][ T32] INFO: task kworker/0:691:5202 blocked for more than 459 seconds. [ 1332.891378][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.891406][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.891428][ T32] task:kworker/0:691 state:D stack:0 pid:5202 tgid:5202 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.891562][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.891613][ T32] Call trace: [ 1332.891672][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1332.891756][ T32] r10:829187f4 r9:eb79dd84 r8:00000002 r7:60000113 r6:eb79dd8c r5:85556000 [ 1332.891785][ T32] r4:85556000 [ 1332.891851][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1332.891898][ T32] r5:85556000 r4:829187f0 [ 1332.891920][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.891988][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.892042][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb79de08 [ 1332.892090][ T32] r4:00000000 [ 1332.892115][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.892156][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.892199][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.892246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849fd440 [ 1332.892274][ T32] r4:00000000 [ 1332.892312][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.892387][ T32] r9:83018005 r8:85556000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1332.892415][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.892486][ T32] r5:00001000 r4:eb27d000 [ 1332.892514][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.892595][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.892666][ T32] r5:854d9b8c r4:854d9800 [ 1332.892691][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.892744][ T32] r7:dddced40 r6:83018000 r5:854d9b8c r4:84747100 [ 1332.892772][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.892821][ T32] r10:61c88647 r9:85556000 r8:8474712c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.892844][ T32] r4:84747100 [ 1332.892864][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.892910][ T32] r10:00000000 r9:84747100 r8:8027ed34 r7:eb72de60 r6:84747180 r5:85556000 [ 1332.892934][ T32] r4:00000001 [ 1332.892956][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.893017][ T32] Exception stack(0xeb79dfb0 to 0xeb79dff8) [ 1332.893075][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.893109][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.893162][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.893254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.893289][ T32] r4:849fd200 [ 1332.901439][ T32] INFO: task kworker/0:691:5202 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.901569][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.901697][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.901771][ T32] Call trace: [ 1332.901879][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1332.901945][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1332.901994][ T32] r4:00000000 [ 1332.902047][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.902095][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.902164][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.902202][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1332.902249][ T32] 9d60: 80070013 ffffffff [ 1332.902278][ T32] r5:80070013 r4:80239bd0 [ 1332.902330][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.902431][ T32] r4:82ac11e4 [ 1332.902503][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.902559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1332.902584][ T32] r4:eaec9dc0 [ 1332.902615][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.902664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.902688][ T32] r4:00000000 [ 1332.902710][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.902766][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.902790][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.902835][ T32] r5:00001000 r4:ecc4f000 [ 1332.902880][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.902944][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.903023][ T32] r5:85a50b8c r4:85a50800 [ 1332.903078][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1332.903154][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1332.903754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1332.909549][ T32] r4:85551800 ** 1 printk messages dropped ** [ 1332.909643][ T32] r5:85551800 r4:829187f0 [ 1332.909668][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.909735][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.909794][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a1e08 [ 1332.909818][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1332.909945][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1332.910306][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.910354][ T32] r5:853ea38c r4:853ea000 [ 1332.910377][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.910428][ T32] r7:ddde2d40 r6:83018200 r5:853ea38c r4:851d1700 [ 1332.910450][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.910505][ T32] r10:61c88647 r9:85551800 r8:851d172c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.910531][ T32] r4:851d1700 [ 1332.910553][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.910625][ T32] r10:00000000 r9:851d1700 r8:8027ed34 r7:eb789e60 r6:84747200 r5:85551800 [ 1332.910653][ T32] r4:00000001 [ 1332.910675][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.910713][ T32] Exception stack(0xeb7a1fb0 to 0xeb7a1ff8) [ 1332.910759][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.910865][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.910898][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.910959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.910986][ T32] r4:85126b80 [ 1332.911708][ T32] INFO: task kworker/1:346:5203 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.911744][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.911835][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.911910][ T32] Call trace: [ 1332.911990][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1332.912044][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1332.912093][ T32] r4:00000000 [ 1332.912142][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.912211][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.912246][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.912303][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1332.912333][ T32] 9d60: 80070013 ffffffff [ 1332.912362][ T32] r5:80070013 r4:80239bd0 [ 1332.912395][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.912441][ T32] r4:82ac11e4 [ 1332.912481][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.912533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1332.912593][ T32] r4:eaec9dc0 [ 1332.912625][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.912672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.912696][ T32] r4:00000000 [ 1332.912716][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.912769][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.912817][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.912867][ T32] r5:00001000 r4:ecc4f000 [ 1332.912889][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.912931][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.912974][ T32] r5:85a50b8c r4:85a50800 [ 1332.912995][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.913044][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.913065][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1332.913166][ T32] r4:84879d00 ** 2 printk messages dropped ** [ 1332.913320][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.913514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1332.926518][ T32] r10:829187f4 r9:eb799d84 r8:00000002 r7:60000113 r6:eb799d8c r5:85556c00 ** 2 printk messages dropped ** [ 1332.926693][ T32] r5:85556c00 r4:829187f0 [ 1332.926715][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1332.926816][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb799e08 ** 5 printk messages dropped ** [ 1332.927014][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.927333][ T32] r5:854d9f8c r4:854d9c00 ** 4 printk messages dropped ** [ 1332.927675][ T32] r4:84747280 ** 6 printk messages dropped ** [ 1332.927984][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.929389][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.929638][ T32] r5:80070013 r4:80239bd0 ** 4 printk messages dropped ** [ 1332.929921][ T32] r4:eaec9dc0 ** 5 printk messages dropped ** [ 1332.930224][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1332.930662][ T32] r4:84879d00 ** 6 printk messages dropped ** [ 1332.931066][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.931584][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.932002][ T32] r5:85554800 r4:829187f0 [ 1332.932027][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1332.932223][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5cde08 ** 5 printk messages dropped ** [ 1332.932493][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.932774][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.932849][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.932904][ T32] r5:854da38c r4:854da000 [ 1332.932946][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.932997][ T32] r7:dddced40 r6:83018000 r5:854da38c r4:84747380 [ 1332.933021][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.933164][ T32] r10:61c88647 r9:85554800 r8:847473ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.933192][ T32] r4:84747380 [ 1332.933213][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.933262][ T32] r10:00000000 r9:84747380 r8:8027ed34 r7:eb72de60 r6:84747400 r5:85554800 [ 1332.933285][ T32] r4:00000001 [ 1332.933329][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.933394][ T32] Exception stack(0xeb5cdfb0 to 0xeb5cdff8) [ 1332.933452][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.933488][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.933516][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.933548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.933628][ T32] r4:849fd540 [ 1332.943768][ T32] INFO: task kworker/0:693:5208 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.943884][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.945780][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.945950][ T32] Call trace: [ 1332.946002][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1332.946072][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1332.946100][ T32] r4:00000000 [ 1332.946124][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.946166][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.946200][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.946234][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1332.946285][ T32] 9d60: 80070013 ffffffff [ 1332.946360][ T32] r5:80070013 r4:80239bd0 [ 1332.946426][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.946481][ T32] r4:82ac11e4 [ 1332.946519][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.946594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1332.946646][ T32] r4:eaec9dc0 [ 1332.946671][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.946720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.946760][ T32] r4:00000000 [ 1332.946786][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.946837][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.946860][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.946929][ T32] r5:00001000 r4:ecc4f000 [ 1332.946954][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.947010][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.947088][ T32] r5:85a50b8c r4:85a50800 [ 1332.947128][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.947183][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.947291][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.947346][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.947371][ T32] r4:84879d00 [ 1332.947393][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.947442][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.947475][ T32] r4:00000001 [ 1332.947495][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.947537][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.947566][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.947596][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.947680][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.947716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.947743][ T32] r4:851e4ec0 [ 1332.947772][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.947803][ T32] INFO: task kworker/1:347:5210 blocked for more than 459 seconds. [ 1332.947942][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.948016][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.948042][ T32] task:kworker/1:347 state:D stack:0 pid:5210 tgid:5210 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.948158][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.948242][ T32] Call trace: [ 1332.948452][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1332.948508][ T32] r10:829187f4 r9:eb7a5d84 r8:00000002 r7:60000013 r6:eb7a5d8c r5:85550000 [ 1332.948571][ T32] r4:85550000 [ 1332.948607][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1332.948655][ T32] r5:85550000 r4:829187f0 [ 1332.948729][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.948784][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.948837][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a5e08 [ 1332.948862][ T32] r4:00000000 [ 1332.948883][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.948936][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.948982][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.949027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85126ec0 [ 1332.949071][ T32] r4:00000000 [ 1332.949095][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.949146][ T32] r9:83018205 r8:85550000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1332.949193][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.949243][ T32] r5:00001000 r4:eb469000 [ 1332.949264][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.949304][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.949349][ T32] r5:853eab8c r4:853ea800 [ 1332.949370][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.949428][ T32] r7:ddde2d40 r6:83018200 r5:853eab8c r4:851d1780 [ 1332.949499][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.949563][ T32] r10:61c88647 r9:85550000 r8:851d17ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.949612][ T32] r4:851d1780 [ 1332.949636][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.949713][ T32] r10:00000000 r9:851d1780 r8:8027ed34 r7:eb789e60 r6:84747480 r5:85550000 [ 1332.949741][ T32] r4:00000001 [ 1332.949779][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.949821][ T32] Exception stack(0xeb7a5fb0 to 0xeb7a5ff8) ** 4 printk messages dropped ** [ 1332.950065][ T32] r4:8512dd00 [ 1332.950822][ T32] INFO: task kworker/1:347:5210 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.950885][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.951001][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.951122][ T32] Call trace: [ 1332.951196][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1332.951251][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1332.951275][ T32] r4:00000000 [ 1332.951296][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.951384][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1332.951420][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1332.951453][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1332.951495][ T32] 9d60: 80070013 ffffffff [ 1332.951552][ T32] r5:80070013 r4:80239bd0 [ 1332.951576][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.951680][ T32] r4:82ac11e4 [ 1332.951706][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.951757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1332.951807][ T32] r4:eaec9dc0 [ 1332.951832][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.951879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.951904][ T32] r4:00000000 [ 1332.951926][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.951974][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.952020][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.952069][ T32] r5:00001000 r4:ecc4f000 [ 1332.952090][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.952141][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.952189][ T32] r5:85a50b8c r4:85a50800 [ 1332.952212][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.952260][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.952294][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.952346][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.952371][ T32] r4:84879d00 [ 1332.952416][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.952469][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.952510][ T32] r4:00000001 [ 1332.952586][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.952639][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.952778][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.952821][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.952875][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.952911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.952943][ T32] r4:851e4ec0 [ 1332.952966][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.952991][ T32] INFO: task kworker/1:348:5212 blocked for more than 459 seconds. [ 1332.953061][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.953090][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.953112][ T32] task:kworker/1:348 state:D stack:0 pid:5212 tgid:5212 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.953240][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.953308][ T32] Call trace: [ 1332.953340][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1332.953499][ T32] r5:85462400 r4:829187f0 [ 1332.953548][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.953613][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.953691][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7ade08 [ 1332.953734][ T32] r4:00000000 [ 1332.953785][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.953857][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.953953][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.968977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847dc040 [ 1332.969023][ T32] r4:00000000 [ 1332.969119][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.969198][ T32] r9:83018205 r8:85462400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1332.969248][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.969414][ T32] r5:00001000 r4:eb487000 [ 1332.969474][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.969551][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.969634][ T32] r5:853eaf8c r4:853eac00 [ 1332.969732][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.969880][ T32] r7:ddde2d40 r6:83018200 r5:853eaf8c r4:851d1800 [ 1332.969907][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.969959][ T32] r10:61c88647 r9:85462400 r8:851d182c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1332.970278][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.971322][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.971853][ T32] 9d60: 80070013 ffffffff ** 4 printk messages dropped ** [ 1332.972097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 2 printk messages dropped ** [ 1332.972281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1332.972314][ T32] r4:00000000 [ 1332.972335][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.972385][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1332.972408][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.972488][ T32] r5:00001000 r4:ecc4f000 [ 1332.972581][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.972628][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.972674][ T32] r5:85a50b8c r4:85a50800 [ 1332.972697][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.972745][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1332.972773][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.972846][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.972874][ T32] r4:84879d00 [ 1332.972999][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.973054][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1332.973078][ T32] r4:00000001 [ 1332.973099][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.973135][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1332.973164][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.973194][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.973242][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.973278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.973302][ T32] r4:851e4ec0 [ 1332.973329][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.973360][ T32] INFO: task kworker/1:349:5214 blocked for more than 459 seconds. ** 3 printk messages dropped ** [ 1332.973689][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.986564][ T32] r5:84a38c00 r4:829187f0 [ 1332.986591][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.986637][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1332.986875][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1332.987490][ T32] r5:853eb38c r4:853eb000 [ 1332.987535][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.987612][ T32] r7:ddde2d40 r6:83018200 r5:853eb38c r4:851d1880 [ 1332.987637][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.987712][ T32] r10:61c88647 r9:84a38c00 r8:851d18ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.987744][ T32] r4:851d1880 [ 1332.987782][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.987866][ T32] r10:00000000 r9:851d1880 r8:8027ed34 r7:eb7ade60 r6:84747580 r5:84a38c00 [ 1332.987894][ T32] r4:00000001 [ 1332.987943][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.987988][ T32] Exception stack(0xeb7b5fb0 to 0xeb7b5ff8) [ 1332.988031][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.988065][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.988118][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.988154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.988229][ T32] r4:847dc080 [ 1332.989045][ T32] INFO: task kworker/1:349:5214 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.989091][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.989196][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.989263][ T32] Call trace: [ 1332.989295][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1332.989600][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1332.990003][ T32] r4:eaec9dc0 ** 5 printk messages dropped ** [ 1332.990239][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1332.990621][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 8 printk messages dropped ** [ 1332.991087][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1332.991355][ T32] INFO: task kworker/1:350:5217 blocked for more than 459 seconds. ** 2 printk messages dropped ** [ 1332.991452][ T32] task:kworker/1:350 state:D stack:0 pid:5217 tgid:5217 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.991526][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.991584][ T32] Call trace: [ 1332.991628][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1332.991681][ T32] r10:829187f4 r9:eb7c1d84 r8:00000002 r7:60000113 r6:eb7c1d8c r5:84a38000 [ 1332.991705][ T32] r4:84a38000 [ 1332.991851][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1332.991923][ T32] r5:84a38000 r4:829187f0 [ 1332.991948][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.991990][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.992040][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c1e08 [ 1332.992077][ T32] r4:00000000 [ 1332.992102][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1332.992143][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.992209][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1332.992258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847dc3c0 [ 1332.992314][ T32] r4:00000000 [ 1332.992337][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1332.992385][ T32] r9:83018205 r8:84a38000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1332.992425][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.992472][ T32] r5:00001000 r4:eb4c9000 [ 1332.992493][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1332.992533][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.992646][ T32] r5:853ebb8c r4:853eb800 [ 1332.992697][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.992765][ T32] r7:ddde2d40 r6:83018200 r5:853ebb8c r4:851d1900 [ 1332.992791][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.992843][ T32] r10:61c88647 r9:84a38000 r8:851d192c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.992867][ T32] r4:851d1900 [ 1332.992913][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.992976][ T32] r10:00000000 r9:851d1900 r8:8027ed34 r7:eb7b5e60 r6:84747600 r5:84a38000 ** 2 printk messages dropped ** [ 1332.993122][ T32] Exception stack(0xeb7c1fb0 to 0xeb7c1ff8) [ 1332.993178][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.993220][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.993249][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.993281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.993316][ T32] r4:847dc1c0 [ 1332.993661][ T32] INFO: task kworker/1:350:5217 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1332.993695][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.993755][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.993820][ T32] Call trace: [ 1332.993955][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1333.003282][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1333.003324][ T32] r4:00000000 [ 1333.003350][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.003407][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1333.003444][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1333.003514][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1333.003579][ T32] 9d60: 80070013 ffffffff [ 1333.003616][ T32] r5:80070013 r4:80239bd0 [ 1333.003638][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.003684][ T32] r4:82ac11e4 [ 1333.003706][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.003757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1333.003807][ T32] r4:eaec9dc0 [ 1333.003834][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.003951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1333.004332][ T32] r4:00000000 [ 1333.004392][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.004457][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1333.004511][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.004678][ T32] r5:00001000 r4:ecc4f000 [ 1333.004710][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1333.004933][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1333.005341][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 5 printk messages dropped ** [ 1333.005595][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1333.005981][ T32] r4:84a3b000 ** 1 printk messages dropped ** [ 1333.006084][ T32] r5:84a3b000 r4:829187f0 [ 1333.006106][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.006146][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1333.006468][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1333.006793][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1333.007052][ T32] r4:851d1980 [ 1333.007071][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.007119][ T32] r10:00000000 r9:851d1980 r8:8027ed34 r7:eb7c1e60 r6:84747680 r5:84a3b000 [ 1333.007142][ T32] r4:00000001 [ 1333.007163][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.007222][ T32] Exception stack(0xeb7c5fb0 to 0xeb7c5ff8) [ 1333.007253][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.007283][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.007312][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.007343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.007379][ T32] r4:847dc1c0 [ 1333.008069][ T32] INFO: task kworker/1:351:5218 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1333.008130][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.008300][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.008364][ T32] Call trace: [ 1333.008450][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1333.008514][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1333.008582][ T32] r4:00000000 [ 1333.008611][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.008655][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1333.008687][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1333.008736][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1333.008768][ T32] 9d60: 80070013 ffffffff [ 1333.008796][ T32] r5:80070013 r4:80239bd0 [ 1333.008851][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.008932][ T32] r4:82ac11e4 [ 1333.008958][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.009005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1333.009028][ T32] r4:eaec9dc0 [ 1333.009049][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.009195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1333.009247][ T32] r4:00000000 [ 1333.009271][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.009321][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1333.009344][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.009417][ T32] r5:00001000 r4:ecc4f000 [ 1333.009442][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.009484][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.009540][ T32] r5:85a50b8c r4:85a50800 [ 1333.009562][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.009610][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1333.009631][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.009745][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.009779][ T32] r4:84879d00 [ 1333.009800][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.009874][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1333.009901][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1333.010043][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.010100][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.010156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.010231][ T32] r4:851e4ec0 [ 1333.010266][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.010336][ T32] INFO: task kworker/1:352:5221 blocked for more than 459 seconds. [ 1333.010370][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.010438][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.010470][ T32] task:kworker/1:352 state:D stack:0 pid:5221 tgid:5221 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.010561][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.010625][ T32] Call trace: [ 1333.010711][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1333.010784][ T32] r10:829187f4 r9:eb7d1d84 r8:00000002 r7:60000113 r6:eb7d1d8c r5:84a3a400 [ 1333.010832][ T32] r4:84a3a400 [ 1333.010864][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1333.010908][ T32] r5:84a3a400 r4:829187f0 [ 1333.010931][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.010996][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.011055][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d1e08 [ 1333.011080][ T32] r4:00000000 [ 1333.011101][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1333.011164][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.011224][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.011306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847dc500 [ 1333.011374][ T32] r4:00000000 [ 1333.011398][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.011449][ T32] r9:83018205 r8:84a3a400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1333.011471][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.011528][ T32] r5:00001000 r4:eb4e7000 ** 2 printk messages dropped ** [ 1333.011733][ T32] r5:853ebf8c r4:853ebc00 ** 4 printk messages dropped ** [ 1333.011954][ T32] r4:851d1a00 ** 5 printk messages dropped ** [ 1333.012212][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1333.012332][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.012368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.012407][ T32] r4:847dc400 [ 1333.012766][ T32] INFO: task kworker/1:352:5221 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1333.012806][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.012904][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.012980][ T32] Call trace: [ 1333.013045][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1333.013109][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1333.013134][ T32] r4:00000000 [ 1333.013155][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.013194][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1333.013225][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1333.013257][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1333.013308][ T32] 9d60: 80070013 ffffffff [ 1333.013348][ T32] r5:80070013 r4:80239bd0 [ 1333.013420][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.013534][ T32] r4:82ac11e4 [ 1333.013590][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.013641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1333.013664][ T32] r4:eaec9dc0 [ 1333.013685][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.013731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1333.013808][ T32] r4:00000000 [ 1333.013834][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.013883][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1333.013906][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.034434][ T32] r5:00001000 r4:ecc4f000 [ 1333.034474][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.034538][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.034637][ T32] r5:85a50b8c r4:85a50800 [ 1333.034681][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.034739][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1333.034785][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.034888][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.034917][ T32] r4:84879d00 [ 1333.034939][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.034989][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1333.035013][ T32] r4:00000001 [ 1333.035033][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.035070][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1333.035102][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.035134][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.035208][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.035245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.035269][ T32] r4:851e4ec0 [ 1333.035344][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.035406][ T32] INFO: task kworker/1:353:5222 blocked for more than 459 seconds. [ 1333.035445][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.035492][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.035521][ T32] task:kworker/1:353 state:D stack:0 pid:5222 tgid:5222 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.035578][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.035625][ T32] Call trace: [ 1333.035656][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1333.035857][ T32] r5:84a39800 r4:829187f0 [ 1333.035891][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1333.036154][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1333.036572][ T32] r5:00001000 r4:eb4f7000 ** 4 printk messages dropped ** [ 1333.036796][ T32] r7:ddde2d40 r6:83018200 r5:853f038c r4:851d1a80 ** 7 printk messages dropped ** [ 1333.037251][ T32] Exception stack(0xeb7d5fb0 to 0xeb7d5ff8) ** 5 printk messages dropped ** [ 1333.038131][ T32] INFO: task kworker/1:353:5222 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 9 printk messages dropped ** [ 1333.038938][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 13 printk messages dropped ** [ 1333.039587][ T32] r5:00001000 r4:ecc4f000 ** 4 printk messages dropped ** [ 1333.039915][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1333.039941][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.039993][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.040033][ T32] r4:84879d00 [ 1333.040057][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.040130][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1333.040189][ T32] r4:00000001 [ 1333.040238][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.040312][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1333.040346][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.040377][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.040408][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.040443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.040467][ T32] r4:851e4ec0 [ 1333.040657][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.040718][ T32] INFO: task kworker/1:354:5225 blocked for more than 459 seconds. [ 1333.040764][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.040794][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.040817][ T32] task:kworker/1:354 state:D stack:0 pid:5225 tgid:5225 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.040898][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.040957][ T32] Call trace: [ 1333.041047][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1333.041113][ T32] r10:829187f4 r9:eb7e1d84 r8:00000002 r7:60000013 r6:eb7e1d8c r5:84a3e000 ** 2 printk messages dropped ** [ 1333.041208][ T32] r5:84a3e000 r4:829187f0 ** 2 printk messages dropped ** [ 1333.041350][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7e1e08 ** 4 printk messages dropped ** [ 1333.041567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847dcac0 ** 7 printk messages dropped ** [ 1333.041953][ T32] r5:853f0f8c r4:853f0c00 ** 4 printk messages dropped ** [ 1333.042184][ T32] r4:851d1b00 ** 4 printk messages dropped ** [ 1333.042403][ T32] Exception stack(0xeb7e1fb0 to 0xeb7e1ff8) ** 6 printk messages dropped ** [ 1333.042975][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1333.043875][ T32] r4:eaec9dc0 ** 2 printk messages dropped ** [ 1333.062544][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.062772][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.062968][ T32] r5:85a50b8c r4:85a50800 ** 4 printk messages dropped ** [ 1333.063196][ T32] r4:84879d00 ** 1 printk messages dropped ** [ 1333.063294][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 3 printk messages dropped ** [ 1333.063439][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.063517][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.063581][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.063617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.063665][ T32] r4:851e4ec0 [ 1333.063694][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.063725][ T32] INFO: task kworker/1:355:5226 blocked for more than 459 seconds. [ 1333.063788][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.063825][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.063850][ T32] task:kworker/1:355 state:D stack:0 pid:5226 tgid:5226 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.063937][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.063984][ T32] Call trace: [ 1333.064016][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1333.069195][ T32] r10:829187f4 r9:eb7e5d84 r8:00000002 r7:60000013 r6:eb7e5d8c r5:84a3ec00 [ 1333.069329][ T32] r4:84a3ec00 [ 1333.069384][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1333.069446][ T32] r5:84a3ec00 r4:829187f0 [ 1333.069468][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.069513][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.069564][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7e5e08 [ 1333.069603][ T32] r4:00000000 [ 1333.069629][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1333.069712][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.069764][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.069811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847dc780 [ 1333.069860][ T32] r4:00000000 [ 1333.069886][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.069958][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1333.069997][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.070124][ T32] r5:00001000 r4:eb517000 [ 1333.070150][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.070201][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.070247][ T32] r5:853f078c r4:853f0400 [ 1333.070270][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.070320][ T32] r7:ddde2d40 r6:83018200 r5:853f078c r4:851d1b80 [ 1333.070343][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.070392][ T32] r10:61c88647 r9:84a3ec00 r8:851d1bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.070417][ T32] r4:851d1b80 [ 1333.070437][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.070485][ T32] r10:00000000 r9:851d1b80 r8:8027ed34 r7:eb7e1e60 r6:84747880 r5:84a3ec00 [ 1333.070533][ T32] r4:00000001 [ 1333.070597][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.070640][ T32] Exception stack(0xeb7e5fb0 to 0xeb7e5ff8) [ 1333.070715][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.070755][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.070787][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.070844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.070873][ T32] r4:847dc680 [ 1333.071577][ T32] INFO: task kworker/1:355:5226 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1333.071632][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.071760][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.071814][ T32] Call trace: [ 1333.071847][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1333.071924][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1333.071953][ T32] r4:00000000 [ 1333.071975][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.072032][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1333.072067][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1333.072122][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1333.072153][ T32] 9d60: 80070013 ffffffff [ 1333.072179][ T32] r5:80070013 r4:80239bd0 [ 1333.072221][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.072268][ T32] r4:82ac11e4 [ 1333.072291][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.072336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 3 printk messages dropped ** [ 1333.072528][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.072800][ T32] r5:00001000 r4:ecc4f000 ** 3 printk messages dropped ** [ 1333.072930][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.072978][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1333.073023][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.073102][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.073130][ T32] r4:84879d00 [ 1333.073151][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.073201][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1333.073235][ T32] r4:00000001 [ 1333.073261][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.073324][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1333.073363][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.073422][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.073533][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.073604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.073638][ T32] r4:851e4ec0 [ 1333.073663][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.073718][ T32] INFO: task kworker/1:356:5227 blocked for more than 459 seconds. [ 1333.073760][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.073788][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.073848][ T32] task:kworker/1:356 state:D stack:0 pid:5227 tgid:5227 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.074013][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.083264][ T32] Call trace: [ 1333.083332][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1333.083429][ T32] r10:829187f4 r9:eb5e1d84 r8:00000002 r7:60000013 r6:eb5e1d8c r5:8549d400 [ 1333.083460][ T32] r4:8549d400 [ 1333.083494][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1333.083546][ T32] r5:8549d400 r4:829187f0 [ 1333.083590][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.083660][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.083714][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e1e08 [ 1333.083738][ T32] r4:00000000 [ 1333.083763][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1333.083803][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.083845][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.083890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847dc9c0 [ 1333.083953][ T32] r4:00000000 [ 1333.084366][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.084436][ T32] r9:83018205 r8:8549d400 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1333.084465][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.084521][ T32] r5:00001000 r4:eb533000 [ 1333.084584][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.084649][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.084697][ T32] r5:853f0b8c r4:853f0800 [ 1333.084719][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.084775][ T32] r7:ddde2d40 r6:83018200 r5:853f0b8c r4:851d1c00 [ 1333.084815][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.084924][ T32] r10:61c88647 r9:8549d400 r8:851d1c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.084967][ T32] r4:851d1c00 [ 1333.085013][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.085082][ T32] r10:00000000 r9:851d1c00 r8:8027ed34 r7:eb7e1e60 r6:851d1c80 r5:8549d400 [ 1333.085120][ T32] r4:00000001 [ 1333.085169][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.085211][ T32] Exception stack(0xeb5e1fb0 to 0xeb5e1ff8) [ 1333.085248][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.085282][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.085311][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.085343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.085376][ T32] r4:847dc7c0 [ 1333.086079][ T32] INFO: task kworker/1:356:5227 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1333.086147][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.086287][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.086377][ T32] Call trace: [ 1333.086449][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1333.086571][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1333.086615][ T32] r4:00000000 [ 1333.086735][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1333.086919][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1333.087265][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1333.087459][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 9 printk messages dropped ** [ 1333.087878][ T32] r4:84879d00 ** 2 printk messages dropped ** [ 1333.087999][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.088210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1333.088597][ T32] r10:829187f4 r9:eb7ddd84 r8:00000002 r7:60000013 r6:eb7ddd8c r5:8549bc00 ** 2 printk messages dropped ** [ 1333.088685][ T32] r5:8549bc00 r4:829187f0 [ 1333.088706][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1333.088849][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.089044][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.089215][ T32] r5:00001000 r4:eb61b000 [ 1333.089261][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.089321][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.089370][ T32] r5:853f178c r4:853f1400 [ 1333.089392][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.089464][ T32] r7:ddde2d40 r6:83018200 r5:853f178c r4:851d1d00 [ 1333.089491][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.089541][ T32] r10:61c88647 r9:8549bc00 r8:851d1d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.089565][ T32] r4:851d1d00 [ 1333.089595][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.089647][ T32] r10:00000000 r9:851d1d00 r8:8027ed34 r7:eb7e1e60 r6:851d1d80 r5:8549bc00 [ 1333.089696][ T32] r4:00000001 [ 1333.089720][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.089762][ T32] Exception stack(0xeb7ddfb0 to 0xeb7ddff8) [ 1333.089790][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.089822][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.089874][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.089910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.089952][ T32] r4:847dca40 [ 1333.090291][ T32] INFO: task kworker/1:357:5230 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1333.090350][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.090450][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.090512][ T32] Call trace: [ 1333.090554][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1333.090635][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1333.090674][ T32] r4:00000000 [ 1333.090699][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.090762][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1333.090798][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1333.090832][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1333.090859][ T32] 9d60: 80070013 ffffffff [ 1333.090884][ T32] r5:80070013 r4:80239bd0 [ 1333.090904][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.090946][ T32] r4:82ac11e4 [ 1333.090991][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.091065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1333.091115][ T32] r4:eaec9dc0 [ 1333.091206][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.091255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1333.091294][ T32] r4:00000000 [ 1333.091317][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.091374][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1333.091397][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.091517][ T32] r5:00001000 r4:ecc4f000 [ 1333.091542][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.091585][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.091629][ T32] r5:85a50b8c r4:85a50800 [ 1333.091649][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.091699][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1333.091784][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.091838][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.091892][ T32] r4:84879d00 [ 1333.091940][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.092018][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1333.092045][ T32] r4:00000001 [ 1333.092067][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.092104][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1333.092132][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.092161][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.092189][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.092222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.092246][ T32] r4:851e4ec0 [ 1333.092293][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.092346][ T32] INFO: task kworker/1:358:5231 blocked for more than 459 seconds. [ 1333.092391][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.092420][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.092442][ T32] task:kworker/1:358 state:D stack:0 pid:5231 tgid:5231 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.092591][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.092637][ T32] Call trace: [ 1333.092703][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1333.092796][ T32] r10:829187f4 r9:eb7a9d84 r8:00000002 r7:60000113 r6:eb7a9d8c r5:8549e000 [ 1333.092840][ T32] r4:8549e000 [ 1333.092866][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1333.092925][ T32] r5:8549e000 r4:829187f0 [ 1333.092950][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.092993][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.093045][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a9e08 [ 1333.093068][ T32] r4:00000000 [ 1333.093089][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1333.093128][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.093166][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.093239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847dcb80 [ 1333.093268][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.093591][ T32] r5:00001000 r4:eb5bd000 ** 4 printk messages dropped ** [ 1333.093805][ T32] r7:ddde2d40 r6:83018200 r5:853f138c r4:851d1e00 ** 8 printk messages dropped ** [ 1333.111290][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.112481][ T32] Call trace: ** 6 printk messages dropped ** [ 1333.112804][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1333.113278][ T32] r4:00000000 [ 1333.113316][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.113370][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1333.113394][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.113439][ T32] r5:00001000 r4:ecc4f000 [ 1333.113481][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.113556][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.113617][ T32] r5:85a50b8c r4:85a50800 [ 1333.113642][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.113692][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1333.113714][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.113810][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.113837][ T32] r4:84879d00 [ 1333.113906][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.121304][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1333.121370][ T32] r4:00000001 [ 1333.121399][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.121456][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1333.121488][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.121550][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.121590][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.121625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.121720][ T32] r4:851e4ec0 [ 1333.121749][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.121791][ T32] INFO: task kworker/1:359:5234 blocked for more than 459 seconds. [ 1333.121828][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.121856][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.121880][ T32] task:kworker/1:359 state:D stack:0 pid:5234 tgid:5234 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.121937][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.122001][ T32] Call trace: [ 1333.122058][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1333.122140][ T32] r10:829187f4 r9:eb7f1d84 r8:00000002 r7:60000013 r6:eb7f1d8c r5:8549ec00 [ 1333.122170][ T32] r4:8549ec00 [ 1333.122193][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1333.122240][ T32] r5:8549ec00 r4:829187f0 [ 1333.122278][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.122352][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.122430][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f1e08 [ 1333.122481][ T32] r4:00000000 [ 1333.122547][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1333.122624][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.122670][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.122718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512dd80 [ 1333.122767][ T32] r4:00000000 [ 1333.122792][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.122915][ T32] r9:83018205 r8:8549ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1333.122987][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.123100][ T32] r5:00001000 r4:eb645000 [ 1333.123126][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.123171][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.123262][ T32] r5:853f1f8c r4:853f1c00 [ 1333.123288][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.123363][ T32] r7:ddde2d40 r6:83018200 r5:853f1f8c r4:851d1f00 [ 1333.123389][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.123466][ T32] r10:61c88647 r9:8549ec00 r8:851d1f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.123546][ T32] r4:851d1f00 [ 1333.123573][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.123624][ T32] r10:00000000 r9:851d1f00 r8:8027ed34 r7:eb7dde60 r6:851d1f80 r5:8549ec00 [ 1333.123649][ T32] r4:00000001 [ 1333.123669][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.123748][ T32] Exception stack(0xeb7f1fb0 to 0xeb7f1ff8) [ 1333.123786][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.123818][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.123882][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.123977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.129181][ T32] r4:847dcdc0 [ 1333.129982][ T32] INFO: task kworker/1:359:5234 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1333.130053][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.130134][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.130222][ T32] Call trace: [ 1333.130258][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1333.130346][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1333.130376][ T32] r4:00000000 [ 1333.130398][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.130441][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1333.130474][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1333.130516][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1333.130568][ T32] 9d60: 80070013 ffffffff [ 1333.130661][ T32] r5:80070013 r4:80239bd0 [ 1333.130719][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.130814][ T32] r4:82ac11e4 [ 1333.130841][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.130888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1333.130913][ T32] r4:eaec9dc0 [ 1333.130956][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.131007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1333.131031][ T32] r4:00000000 [ 1333.131068][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.131147][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1333.131174][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.131222][ T32] r5:00001000 r4:ecc4f000 [ 1333.131297][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.131344][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.131390][ T32] r5:85a50b8c r4:85a50800 [ 1333.131436][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.131500][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1333.131526][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.131602][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.131629][ T32] r4:84879d00 [ 1333.131709][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.131763][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1333.131812][ T32] r4:00000001 [ 1333.131863][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.131938][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1333.131969][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.132000][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.132047][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.132091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.132115][ T32] r4:851e4ec0 [ 1333.132138][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.132192][ T32] INFO: task kworker/1:360:5237 blocked for more than 459 seconds. [ 1333.132254][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.132290][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.132321][ T32] task:kworker/1:360 state:D stack:0 pid:5237 tgid:5237 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.132371][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.132439][ T32] Call trace: [ 1333.132502][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1333.132596][ T32] r10:829187f4 r9:eb7f9d84 r8:00000002 r7:60000113 r6:eb7f9d8c r5:8549c800 [ 1333.132628][ T32] r4:8549c800 [ 1333.132651][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1333.132695][ T32] r5:8549c800 r4:829187f0 [ 1333.132731][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.132797][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.132905][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f9e08 [ 1333.132933][ T32] r4:00000000 [ 1333.133003][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1333.133048][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.133087][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.133131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849fd7c0 [ 1333.133156][ T32] r4:00000000 [ 1333.133176][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1333.133325][ T32] r5:00001000 r4:eb629000 ** 2 printk messages dropped ** [ 1333.133470][ T32] r5:853f1b8c r4:853f1800 ** 4 printk messages dropped ** [ 1333.133657][ T32] r4:851ae000 ** 2 printk messages dropped ** [ 1333.133785][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1333.133899][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.147185][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1333.147318][ T32] Call trace: [ 1333.147366][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1333.147438][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1333.147467][ T32] r4:00000000 [ 1333.147489][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.147564][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1333.147603][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1333.147636][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1333.147663][ T32] 9d60: 80070013 ffffffff [ 1333.147714][ T32] r5:80070013 r4:80239bd0 [ 1333.147741][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.147792][ T32] r4:82ac11e4 [ 1333.147815][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.147862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1333.147911][ T32] r4:eaec9dc0 [ 1333.147936][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.148000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1333.148029][ T32] r4:00000000 [ 1333.148078][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.148164][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1333.148240][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.148290][ T32] r5:00001000 r4:ecc4f000 [ 1333.148315][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.148357][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.148403][ T32] r5:85a50b8c r4:85a50800 [ 1333.148424][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.148473][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1333.148502][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.148580][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.148608][ T32] r4:84879d00 [ 1333.148630][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.148679][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1333.148702][ T32] r4:00000001 [ 1333.148722][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.148759][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1333.148786][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.148817][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.148845][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.148877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.148926][ T32] r4:851e4ec0 [ 1333.148952][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.149034][ T32] INFO: task kworker/1:361:5238 blocked for more than 459 seconds. [ 1333.149077][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.149130][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.149156][ T32] task:kworker/1:361 state:D stack:0 pid:5238 tgid:5238 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.149203][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.149266][ T32] Call trace: [ 1333.149317][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1333.149367][ T32] r10:829187f4 r9:eb7edd84 r8:00000002 r7:60000113 r6:eb7edd8c r5:85498c00 [ 1333.149409][ T32] r4:85498c00 [ 1333.149433][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1333.149476][ T32] r5:85498c00 r4:829187f0 [ 1333.149505][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.149571][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.149625][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7ede08 [ 1333.149650][ T32] r4:00000000 [ 1333.149671][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1333.149711][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.149748][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.149793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b1140 [ 1333.149816][ T32] r4:00000000 [ 1333.149837][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.149883][ T32] r9:83018205 r8:85498c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1333.149930][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.149980][ T32] r5:00001000 r4:eb651000 [ 1333.150001][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.150042][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.150151][ T32] r5:853f238c r4:853f2000 [ 1333.150176][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.150226][ T32] r7:ddde2d40 r6:83018200 r5:853f238c r4:851ae100 [ 1333.150248][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.150296][ T32] r10:61c88647 r9:85498c00 r8:851ae12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.150396][ T32] r4:851ae100 [ 1333.150434][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.150486][ T32] r10:00000000 r9:851ae100 r8:8027ed34 r7:eb7f1e60 r6:851ae180 r5:85498c00 [ 1333.150515][ T32] r4:00000001 [ 1333.150539][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.150576][ T32] Exception stack(0xeb7edfb0 to 0xeb7edff8) [ 1333.150605][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.150644][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.150703][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.150759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.150786][ T32] r4:851b1040 [ 1333.151167][ T32] INFO: task kworker/1:361:5238 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1333.151278][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1333.151552][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 11 printk messages dropped ** [ 1333.151981][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1333.152160][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 6 printk messages dropped ** [ 1333.152502][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 8 printk messages dropped ** [ 1333.152969][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.153248][ T32] task:kworker/1:362 state:D stack:0 pid:5240 tgid:5240 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.153640][ T32] r5:854a0000 r4:829187f0 ** 2 printk messages dropped ** [ 1333.153758][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7fde08 ** 8 printk messages dropped ** [ 1333.165168][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.166033][ T32] r5:853f2b8c r4:853f2800 [ 1333.166126][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.166220][ T32] r7:ddde2d40 r6:83018200 r5:853f2b8c r4:851ae200 [ 1333.166672][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.166730][ T32] r10:61c88647 r9:854a0000 r8:851ae22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.167145][ T32] r4:851ae200 [ 1333.167352][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.167407][ T32] r10:00000000 r9:851ae200 r8:8027ed34 r7:eb7ede60 r6:851ae280 r5:854a0000 [ 1333.167432][ T32] r4:00000001 [ 1333.167455][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.167594][ T32] Exception stack(0xeb7fdfb0 to 0xeb7fdff8) [ 1333.167632][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.167712][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.167827][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.167945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.167973][ T32] r4:851b1040 [ 1333.168771][ T32] INFO: task kworker/1:362:5240 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1333.168813][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.168926][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.169038][ T32] Call trace: [ 1333.169175][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1333.169231][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1333.169269][ T32] r4:00000000 [ 1333.169376][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.169480][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1333.169521][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1333.169595][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1333.169626][ T32] 9d60: 80070013 ffffffff [ 1333.169710][ T32] r5:80070013 r4:80239bd0 [ 1333.169736][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.169783][ T32] r4:82ac11e4 [ 1333.169805][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.170346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1333.170405][ T32] r4:eaec9dc0 [ 1333.170430][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.170720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1333.170754][ T32] r4:00000000 [ 1333.170913][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.170976][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1333.171001][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.171110][ T32] r5:00001000 r4:ecc4f000 [ 1333.171350][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.171700][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.171750][ T32] r5:85a50b8c r4:85a50800 [ 1333.171771][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.171917][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1333.171943][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.172273][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.172501][ T32] r4:84879d00 [ 1333.173078][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.173343][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 6 printk messages dropped ** [ 1333.197013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1333.197461][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.197974][ T32] r5:854a0c00 r4:829187f0 [ 1333.197997][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1333.198118][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.198231][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1333.198900][ T32] r5:853f278c r4:853f2400 ** 6 printk messages dropped ** [ 1333.199293][ T32] r10:00000000 r9:851ae300 r8:8027ed34 r7:eb7fde60 r6:851ae380 r5:854a0c00 ** 8 printk messages dropped ** [ 1333.200559][ T32] INFO: task kworker/1:363:5242 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 7 printk messages dropped ** [ 1333.201406][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 7 printk messages dropped ** [ 1333.202160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 9 printk messages dropped ** [ 1333.202550][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1333.203177][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 9 printk messages dropped ** [ 1333.203664][ T32] INFO: task kworker/1:364:5244 blocked for more than 459 seconds. ** 9 printk messages dropped ** [ 1333.215257][ T32] r5:854a2400 r4:829187f0 [ 1333.215777][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1333.215995][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.216957][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.217388][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.217441][ T32] r5:00001000 r4:eb67d000 [ 1333.217463][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.217510][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.217744][ T32] r5:853f2f8c r4:853f2c00 [ 1333.218452][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.218514][ T32] r7:ddde2d40 r6:83018200 r5:853f2f8c r4:851ae400 [ 1333.218538][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.218589][ T32] r10:61c88647 r9:854a2400 r8:851ae42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.218612][ T32] r4:851ae400 [ 1333.218787][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.218841][ T32] r10:00000000 r9:851ae400 r8:8027ed34 r7:eb7fde60 r6:851ae480 r5:854a2400 [ 1333.219152][ T32] r4:00000001 [ 1333.219224][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.219266][ T32] Exception stack(0xeb809fb0 to 0xeb809ff8) [ 1333.219298][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.219329][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.219400][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.219521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.219549][ T32] r4:851b1380 [ 1333.220404][ T32] INFO: task kworker/1:364:5244 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1333.220458][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.220619][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.220707][ T32] Call trace: [ 1333.220829][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1333.220946][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1333.221222][ T32] r4:00000000 [ 1333.221260][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.221303][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1333.221530][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1333.221724][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1333.221758][ T32] 9d60: 80070013 ffffffff [ 1333.221941][ T32] r5:80070013 r4:80239bd0 [ 1333.221967][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.222063][ T32] r4:82ac11e4 [ 1333.222090][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.222139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1333.222164][ T32] r4:eaec9dc0 [ 1333.222546][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.223203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1333.223355][ T32] r4:00000000 [ 1333.223444][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.223507][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1333.223781][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.223833][ T32] r5:00001000 r4:ecc4f000 [ 1333.223960][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.245731][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.245827][ T32] r5:85a50b8c r4:85a50800 [ 1333.245873][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.245935][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1333.246224][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.246321][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.246354][ T32] r4:84879d00 [ 1333.246378][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.246429][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1333.246975][ T32] r4:00000001 [ 1333.247015][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.247267][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1333.247304][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.247489][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.247526][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.247559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.247738][ T32] r4:851e4ec0 [ 1333.247932][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.247980][ T32] INFO: task kworker/1:365:5246 blocked for more than 459 seconds. [ 1333.248043][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.248146][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.248175][ T32] task:kworker/1:365 state:D stack:0 pid:5246 tgid:5246 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.248748][ T32] r5:854a3c00 r4:829187f0 [ 1333.248770][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.248890][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.249000][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb80de08 [ 1333.249029][ T32] r4:00000000 [ 1333.249051][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1333.249098][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.249140][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.249186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b1b40 [ 1333.249210][ T32] r4:00000000 [ 1333.249231][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.249322][ T32] r9:83018205 r8:854a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1333.249350][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.249437][ T32] r5:00001000 r4:eb823000 [ 1333.249462][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.249509][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.249555][ T32] r5:853f3b8c r4:853f3800 [ 1333.249605][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.249664][ T32] r7:ddde2d40 r6:83018200 r5:853f3b8c r4:851ae500 ** 1 printk messages dropped ** [ 1333.249809][ T32] r10:61c88647 r9:854a3c00 r8:851ae52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1333.250019][ T32] Exception stack(0xeb80dfb0 to 0xeb80dff8) ** 2 printk messages dropped ** [ 1333.250176][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.251564][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 10 printk messages dropped ** [ 1333.252264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 7 printk messages dropped ** [ 1333.252949][ T32] r5:00001000 r4:ecc4f000 ** 4 printk messages dropped ** [ 1333.253139][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 7 printk messages dropped ** [ 1333.253812][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 8 printk messages dropped ** [ 1333.266475][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1333.267188][ T32] r5:854a1800 r4:829187f0 [ 1333.267210][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1333.267491][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1333.268056][ T32] r5:00001000 r4:eb80f000 ** 3 printk messages dropped ** [ 1333.268246][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.268370][ T32] r10:61c88647 r9:854a1800 r8:851ae62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.268394][ T32] r4:851ae600 [ 1333.268468][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.268572][ T32] r10:00000000 r9:851ae600 r8:8027ed34 r7:eb80de60 r6:851ae680 r5:854a1800 [ 1333.268602][ T32] r4:00000001 [ 1333.268674][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.268717][ T32] Exception stack(0xeb805fb0 to 0xeb805ff8) [ 1333.268746][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.268806][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.268840][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.268878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.268947][ T32] r4:851b1840 [ 1333.269703][ T32] INFO: task kworker/1:366:5249 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1333.269779][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.270070][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.270181][ T32] Call trace: [ 1333.270366][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1333.270457][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1333.270487][ T32] r4:00000000 [ 1333.270523][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.270564][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1333.270596][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1333.270626][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1333.270652][ T32] 9d60: 80070013 ffffffff [ 1333.270864][ T32] r5:80070013 r4:80239bd0 [ 1333.270890][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.270934][ T32] r4:82ac11e4 [ 1333.270983][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.271036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1333.271094][ T32] r4:eaec9dc0 [ 1333.271119][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.271166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1333.271218][ T32] r4:00000000 [ 1333.271324][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.271376][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1333.271399][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.271457][ T32] r5:00001000 r4:ecc4f000 [ 1333.271481][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.271575][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.271624][ T32] r5:85a50b8c r4:85a50800 [ 1333.271647][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.271749][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1333.271806][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.271859][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.271883][ T32] r4:84879d00 [ 1333.271928][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.271981][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 3 printk messages dropped ** [ 1333.272127][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.272615][ T32] task:kworker/1:367 state:D stack:0 pid:5250 tgid:5250 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.272928][ T32] r5:854a4800 r4:829187f0 [ 1333.272953][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1333.273261][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1333.294645][ T32] r5:853f378c r4:853f3400 ** 6 printk messages dropped ** [ 1333.295338][ T32] r10:00000000 r9:851ae700 r8:8027ed34 r7:eb80de60 r6:851ae780 r5:854a4800 ** 9 printk messages dropped ** [ 1333.297344][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1333.298492][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1333.298732][ T32] r4:eaec9dc0 ** 5 printk messages dropped ** [ 1333.299164][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1333.299826][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1333.300422][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.300996][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1333.301326][ T32] r4:854a5400 [ 1333.301372][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1333.301466][ T32] r5:854a5400 r4:829187f0 [ 1333.301514][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.301602][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.301704][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb821e08 [ 1333.301757][ T32] r4:00000000 [ 1333.301799][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1333.301899][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.301993][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.302103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a45300 [ 1333.302173][ T32] r4:00000000 [ 1333.302220][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.302319][ T32] r9:83018205 r8:854a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1333.302384][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.302488][ T32] r5:00001000 r4:eb681000 [ 1333.302533][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.302616][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.302708][ T32] r5:854ea78c r4:854ea400 [ 1333.302775][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.302879][ T32] r7:ddde2d40 r6:83018200 r5:854ea78c r4:851ae800 [ 1333.302952][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.303061][ T32] r10:61c88647 r9:854a5400 r8:851ae82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.303112][ T32] r4:851ae800 [ 1333.303170][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.303288][ T32] r10:00000000 r9:851ae800 r8:8027ed34 r7:eb80de60 r6:851ae880 r5:854a5400 [ 1333.303358][ T32] r4:00000001 [ 1333.303460][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.303546][ T32] Exception stack(0xeb821fb0 to 0xeb821ff8) [ 1333.303635][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.303717][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.303781][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.303863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.321819][ T32] r4:851b1b00 [ 1333.323185][ T32] INFO: task kworker/1:368:5252 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1333.323308][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.323494][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.323601][ T32] Call trace: [ 1333.323667][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1333.323845][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1333.323906][ T32] r4:00000000 [ 1333.324074][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.333352][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1333.333420][ T32] 9d20: 80413000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1333.333459][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1333.333485][ T32] 9d60: 80070013 ffffffff [ 1333.333659][ T32] r5:80070013 r4:80239bd0 [ 1333.333781][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.333853][ T32] r4:82ac11e4 [ 1333.333876][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.334909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1333.334975][ T32] r4:eaec9dc0 [ 1333.335053][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.335123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1333.335149][ T32] r4:00000000 [ 1333.335170][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.335220][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1333.335243][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.335291][ T32] r5:00001000 r4:ecc4f000 [ 1333.335312][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.335353][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.335398][ T32] r5:85a50b8c r4:85a50800 [ 1333.335420][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.335470][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 4 printk messages dropped ** [ 1333.335671][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 9 printk messages dropped ** [ 1333.336401][ T32] INFO: task kworker/1:369:5253 blocked for more than 459 seconds. ** 9 printk messages dropped ** [ 1333.337543][ T32] r5:854a6c00 r4:829187f0 [ 1333.337640][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.337686][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1333.338285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b1c00 ** 9 printk messages dropped ** [ 1333.338934][ T32] r7:ddde2d40 r6:83018200 r5:853f3f8c r4:851ae900 ** 7 printk messages dropped ** [ 1333.339786][ T32] Exception stack(0xeb835fb0 to 0xeb835ff8) ** 5 printk messages dropped ** [ 1333.341017][ T32] INFO: task kworker/1:369:5253 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 15 printk messages dropped ** [ 1333.342698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 3 printk messages dropped ** [ 1333.342863][ T32] r4:00000000 [ 1333.342991][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.343105][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1333.343161][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.343239][ T32] r5:00001000 r4:ecc4f000 [ 1333.343265][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.343308][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.343377][ T32] r5:85a50b8c r4:85a50800 [ 1333.343428][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.343482][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1333.343505][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.343555][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.343619][ T32] r4:84879d00 [ 1333.343660][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.343718][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1333.343757][ T32] r4:00000001 [ 1333.343781][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.343819][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1333.343849][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.343891][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.344012][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.344047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.344095][ T32] r4:851e4ec0 [ 1333.344120][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.344146][ T32] INFO: task kworker/1:370:5255 blocked for more than 459 seconds. [ 1333.344218][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.357462][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.357531][ T32] task:kworker/1:370 state:D stack:0 pid:5255 tgid:5255 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.357631][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.357731][ T32] Call trace: ** 2 printk messages dropped ** [ 1333.357893][ T32] r4:854a3000 ** 1 printk messages dropped ** [ 1333.357982][ T32] r5:854a3000 r4:829187f0 [ 1333.358068][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1333.358194][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb839e08 ** 9 printk messages dropped ** [ 1333.358632][ T32] r5:00001000 r4:eb83b000 ** 7 printk messages dropped ** [ 1333.359025][ T32] r4:851aea00 ** 6 printk messages dropped ** [ 1333.359401][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.360560][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 10 printk messages dropped ** [ 1333.361076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 6 printk messages dropped ** [ 1333.361385][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1333.361912][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1333.362356][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1333.362805][ T32] r4:854a8c00 ** 1 printk messages dropped ** [ 1333.362946][ T32] r5:854a8c00 r4:829187f0 [ 1333.362979][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1333.363328][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1333.467585][ T32] r5:8546c78c r4:8546c400 ** 4 printk messages dropped ** [ 1333.468304][ T32] r4:851aeb00 ** 5 printk messages dropped ** [ 1333.468795][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.470919][ T32] Call trace: [ 1333.471000][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1333.471126][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1333.471187][ T32] r4:00000000 [ 1333.471240][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.471338][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1333.471413][ T32] 9d20: 823d3000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1333.471546][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1333.471623][ T32] 9d60: 80070013 ffffffff [ 1333.471688][ T32] r5:80070013 r4:80239bd0 [ 1333.471794][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.471919][ T32] r4:82ac11e4 [ 1333.471974][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.472101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1333.472169][ T32] r4:eaec9dc0 [ 1333.472224][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.472328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1333.472388][ T32] r4:00000000 [ 1333.472441][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.472573][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1333.472630][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.472744][ T32] r5:00001000 r4:ecc4f000 [ 1333.472803][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.472891][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.472990][ T32] r5:85a50b8c r4:85a50800 [ 1333.473063][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.473182][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1333.473258][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.473370][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.473440][ T32] r4:84879d00 [ 1333.473489][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.473590][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1333.473652][ T32] r4:00000001 [ 1333.473727][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.473828][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1333.473895][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.496486][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.496723][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.496844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.496920][ T32] r4:851e4ec0 [ 1333.496975][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.497064][ T32] INFO: task kworker/0:694:5262 blocked for more than 460 seconds. [ 1333.497147][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.497204][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.497255][ T32] task:kworker/0:694 state:D stack:0 pid:5262 tgid:5262 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.497427][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.497567][ T32] Call trace: [ 1333.497667][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1333.497804][ T32] r10:829187f4 r9:eb725d84 r8:00000002 r7:60000013 r6:eb725d8c r5:854a9800 [ 1333.497867][ T32] r4:854a9800 [ 1333.497916][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1333.498003][ T32] r5:854a9800 r4:829187f0 [ 1333.498074][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.498176][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.498282][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb725e08 [ 1333.498339][ T32] r4:00000000 [ 1333.498388][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1333.498474][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.498586][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.498685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535b7c0 [ 1333.498764][ T32] r4:00000000 [ 1333.498931][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.499048][ T32] r9:83018005 r8:854a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1333.499107][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.499227][ T32] r5:00001000 r4:e04d3000 [ 1333.499283][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.499390][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.499490][ T32] r5:854dab8c r4:854da800 [ 1333.499540][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.499652][ T32] r7:dddced40 r6:83018000 r5:854dab8c r4:84747900 [ 1333.499719][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.499847][ T32] r10:61c88647 r9:854a9800 r8:8474792c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.499914][ T32] r4:84747900 [ 1333.499966][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.500078][ T32] r10:00000000 r9:84747900 r8:8027ed34 r7:eb72de60 r6:851aec00 r5:854a9800 [ 1333.500137][ T32] r4:00000001 [ 1333.500189][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.500301][ T32] Exception stack(0xeb725fb0 to 0xeb725ff8) [ 1333.500391][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.500467][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.500559][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.500648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.500729][ T32] r4:8535b800 [ 1333.502142][ T32] INFO: task kworker/0:694:5262 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1333.502260][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.502402][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.502537][ T32] Call trace: [ 1333.502650][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1333.502775][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1333.502848][ T32] r4:00000000 [ 1333.502894][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.502981][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1333.503051][ T32] 9d20: 82623000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1333.503122][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1333.503202][ T32] 9d60: 80070013 ffffffff [ 1333.503273][ T32] r5:80070013 r4:80239bd0 [ 1333.503348][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.503455][ T32] r4:82ac11e4 [ 1333.503507][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.503610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1333.503688][ T32] r4:eaec9dc0 [ 1333.503745][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.503859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1333.503915][ T32] r4:00000000 [ 1333.534615][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.534941][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1333.535009][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.535145][ T32] r5:00001000 r4:ecc4f000 [ 1333.535217][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.535316][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.535419][ T32] r5:85a50b8c r4:85a50800 [ 1333.535491][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.535709][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1333.535783][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.535894][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.536009][ T32] r4:84879d00 [ 1333.536069][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.536167][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1333.536229][ T32] r4:00000001 [ 1333.536298][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.536392][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1333.536488][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.536603][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.536672][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.536744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.536891][ T32] r4:851e4ec0 [ 1333.536967][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.537036][ T32] INFO: task kworker/0:695:5263 blocked for more than 460 seconds. [ 1333.537113][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.537174][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.537228][ T32] task:kworker/0:695 state:D stack:0 pid:5263 tgid:5263 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.537385][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.537502][ T32] Call trace: [ 1333.537584][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1333.537700][ T32] r10:829187f4 r9:eb859d84 r8:00000002 r7:60000013 r6:eb859d8c r5:854aa400 [ 1333.537765][ T32] r4:854aa400 [ 1333.537814][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1333.537903][ T32] r5:854aa400 r4:829187f0 [ 1333.537954][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1333.538230][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.538649][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.539123][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.539867][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1333.540380][ T32] r4:8535bac0 ** 2 printk messages dropped ** [ 1333.542090][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.542871][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1333.543703][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.565205][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.566039][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.566488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1333.567381][ T32] r10:829187f4 r9:eb861d84 r8:00000002 r7:60000113 r6:eb861d8c r5:854abc00 ** 2 printk messages dropped ** [ 1333.567614][ T32] r5:854abc00 r4:829187f0 [ 1333.567664][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1333.567976][ T32] r4:00000000 [ 1333.568038][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1333.568130][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.568222][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.568324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535ba40 [ 1333.568406][ T32] r4:00000000 [ 1333.568465][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.568603][ T32] r9:83018005 r8:854abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1333.568663][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.568776][ T32] r5:00001000 r4:eac4d000 [ 1333.568827][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.568918][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.569017][ T32] r5:854db38c r4:854db000 [ 1333.569064][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.569171][ T32] r7:dddced40 r6:83018000 r5:854db38c r4:84747a00 [ 1333.569312][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.569455][ T32] r10:61c88647 r9:854abc00 r8:84747a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.569521][ T32] r4:84747a00 [ 1333.569586][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.569700][ T32] r10:00000000 r9:84747a00 r8:8027ed34 r7:eb72de60 r6:851aed00 r5:854abc00 [ 1333.569767][ T32] r4:00000001 [ 1333.569863][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.569956][ T32] Exception stack(0xeb861fb0 to 0xeb861ff8) [ 1333.570022][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.570092][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.570179][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.570260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.570337][ T32] r4:8535b900 [ 1333.571768][ T32] INFO: task kworker/0:696:5265 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1333.571876][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.572027][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.572155][ T32] Call trace: [ 1333.572253][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1333.572379][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1333.572455][ T32] r4:00000000 [ 1333.572525][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.572711][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1333.572802][ T32] 9d20: 829ad000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1333.572894][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1333.572979][ T32] 9d60: 80070013 ffffffff [ 1333.573109][ T32] r5:80070013 r4:80239bd0 [ 1333.573171][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.573290][ T32] r4:82ac11e4 [ 1333.573359][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.573465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1333.573558][ T32] r4:eaec9dc0 [ 1333.573619][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.573727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1333.573794][ T32] r4:00000000 [ 1333.573848][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.597666][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1333.597876][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.598057][ T32] r5:00001000 r4:ecc4f000 [ 1333.598127][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.598222][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1333.598415][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1333.599184][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1333.599281][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.599357][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.599422][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.599519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.599585][ T32] r4:851e4ec0 [ 1333.599660][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.599728][ T32] INFO: task kworker/0:697:5267 blocked for more than 460 seconds. [ 1333.599814][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.599879][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.599954][ T32] task:kworker/0:697 state:D stack:0 pid:5267 tgid:5267 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.600146][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.600265][ T32] Call trace: [ 1333.600349][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1333.600466][ T32] r10:829187f4 r9:eb869d84 r8:00000002 r7:60000113 r6:eb869d8c r5:854a8000 [ 1333.600562][ T32] r4:854a8000 [ 1333.600640][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1333.600747][ T32] r5:854a8000 r4:829187f0 [ 1333.600813][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.600907][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.601019][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb869e08 ** 2 printk messages dropped ** [ 1333.601262][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1333.602105][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1333.603264][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1333.638686][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1333.639766][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 9 printk messages dropped ** [ 1333.640753][ T32] r4:84879d00 ** 5 printk messages dropped ** [ 1333.641203][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.641935][ T32] task:kworker/1:372 state:D stack:0 pid:5269 tgid:5269 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.642991][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb871e08 ** 8 printk messages dropped ** [ 1333.643753][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1333.655711][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.656080][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1333.658542][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 8 printk messages dropped ** [ 1333.659268][ T32] r4:eaec9dc0 ** 5 printk messages dropped ** [ 1333.659752][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1333.660627][ T32] r4:84879d00 ** 6 printk messages dropped ** [ 1333.661176][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1333.661470][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.661554][ T32] INFO: task kworker/0:698:5270 blocked for more than 460 seconds. [ 1333.661663][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.661731][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.661792][ T32] task:kworker/0:698 state:D stack:0 pid:5270 tgid:5270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.661900][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.662000][ T32] Call trace: [ 1333.662078][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1333.662209][ T32] r10:829187f4 r9:eb875d84 r8:00000002 r7:60000013 r6:eb875d8c r5:854ae000 [ 1333.662291][ T32] r4:854ae000 [ 1333.662351][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1333.662452][ T32] r5:854ae000 r4:829187f0 [ 1333.662506][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.662600][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.662729][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb875e08 [ 1333.662832][ T32] r4:00000000 [ 1333.662906][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1333.662997][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.663101][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.663205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535bd00 [ 1333.663260][ T32] r4:00000000 [ 1333.663316][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.663443][ T32] r9:83018005 r8:854ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1333.663500][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.663597][ T32] r5:00001000 r4:eafc3000 [ 1333.663694][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.663807][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.663905][ T32] r5:854dbb8c r4:854db800 [ 1333.687291][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.687624][ T32] r7:dddced40 r6:83018000 r5:854dbb8c r4:84747b00 [ 1333.687687][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.687815][ T32] r10:61c88647 r9:854ae000 r8:84747b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.687927][ T32] r4:84747b00 [ 1333.687988][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.688104][ T32] r10:00000000 r9:84747b00 r8:8027ed34 r7:eb72de60 r6:851aef00 r5:854ae000 [ 1333.688167][ T32] r4:00000001 [ 1333.688221][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.688334][ T32] Exception stack(0xeb875fb0 to 0xeb875ff8) [ 1333.688427][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.688518][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.688616][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.688699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.688791][ T32] r4:8535ba80 [ 1333.690156][ T32] INFO: task kworker/0:698:5270 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1333.690258][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.690463][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.690602][ T32] Call trace: [ 1333.690701][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1333.690841][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1333.690906][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1333.691078][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 5 printk messages dropped ** [ 1333.691592][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1333.692112][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1333.692876][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1333.693774][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.725424][ T32] task:kworker/0:699 state:D stack:0 pid:5272 tgid:5272 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.726188][ T32] r5:84a3d400 r4:829187f0 ** 3 printk messages dropped ** [ 1333.726543][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1333.727284][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1333.728067][ T32] r10:61c88647 r9:84a3d400 r8:84747bac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1333.728847][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1333.730809][ T32] Call trace: [ 1333.730908][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1333.731032][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1333.731107][ T32] r4:00000000 [ 1333.731164][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.731273][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1333.731352][ T32] 9d20: 83458000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1333.731429][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1333.731506][ T32] 9d60: 80070013 ffffffff [ 1333.731574][ T32] r5:80070013 r4:80239bd0 [ 1333.731642][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.731743][ T32] r4:82ac11e4 [ 1333.731823][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.731953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1333.732045][ T32] r4:eaec9dc0 [ 1333.732129][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.732242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1333.732322][ T32] r4:00000000 [ 1333.732386][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.732513][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1333.732604][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.732716][ T32] r5:00001000 r4:ecc4f000 [ 1333.732775][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.732867][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.732963][ T32] r5:85a50b8c r4:85a50800 [ 1333.733013][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.733121][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1333.733172][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.733278][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.733357][ T32] r4:84879d00 [ 1333.733412][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.733518][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1333.733576][ T32] r4:00000001 [ 1333.733642][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.733750][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1333.733832][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.733905][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.754432][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.754605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.754679][ T32] r4:851e4ec0 [ 1333.754739][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.754830][ T32] INFO: task kworker/0:700:5274 blocked for more than 460 seconds. [ 1333.754907][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.754968][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.755037][ T32] task:kworker/0:700 state:D stack:0 pid:5274 tgid:5274 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.755164][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.755293][ T32] Call trace: [ 1333.755397][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1333.755515][ T32] r10:829187f4 r9:eb87dd84 r8:00000002 r7:60000013 r6:eb87dd8c r5:84a3bc00 [ 1333.755574][ T32] r4:84a3bc00 [ 1333.755624][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1333.755738][ T32] r5:84a3bc00 r4:829187f0 [ 1333.755830][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.755927][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.756036][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb87de08 [ 1333.756086][ T32] r4:00000000 [ 1333.756136][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1333.756223][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.756319][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.756423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535b500 [ 1333.756483][ T32] r4:00000000 [ 1333.756576][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.756699][ T32] r9:83018005 r8:84a3bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1333.756787][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1333.757261][ T32] r7:dddced40 r6:83018000 r5:849b2f8c r4:84747c80 ** 7 printk messages dropped ** [ 1333.757513][ T32] Exception stack(0xeb87dfb0 to 0xeb87dff8) ** 7 printk messages dropped ** [ 1333.759011][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.759702][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1333.760191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 2 printk messages dropped ** [ 1333.760445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 6 printk messages dropped ** [ 1333.760891][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1333.761011][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 4 printk messages dropped ** [ 1333.761330][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 4 printk messages dropped ** [ 1333.761720][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1333.762009][ T32] INFO: task kworker/0:701:5277 blocked for more than 460 seconds. ** 2 printk messages dropped ** [ 1333.762091][ T32] task:kworker/0:701 state:D stack:0 pid:5277 tgid:5277 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.762141][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.762206][ T32] Call trace: [ 1333.762316][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1333.762371][ T32] r10:829187f4 r9:eb881d84 r8:00000002 r7:60000113 r6:eb881d8c r5:84a3c800 [ 1333.762397][ T32] r4:84a3c800 [ 1333.762446][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1333.762493][ T32] r5:84a3c800 r4:829187f0 [ 1333.762563][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.762609][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.762659][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb881e08 [ 1333.762683][ T32] r4:00000000 [ 1333.762704][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1333.762769][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.762814][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.762862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84987b40 [ 1333.762990][ T32] r4:00000000 [ 1333.763107][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.763160][ T32] r9:83018005 r8:84a3c800 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1333.763184][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.763337][ T32] r5:00001000 r4:eb193000 [ 1333.763380][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.763452][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.763502][ T32] r5:854e838c r4:854e8000 [ 1333.763523][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.763572][ T32] r7:dddced40 r6:83018000 r5:854e838c r4:84747d80 [ 1333.763595][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.763646][ T32] r10:61c88647 r9:84a3c800 r8:84747dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.763670][ T32] r4:84747d80 [ 1333.763690][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.763749][ T32] r10:00000000 r9:84747d80 r8:8027ed34 r7:eb72de60 r6:84747e00 r5:84a3c800 [ 1333.763782][ T32] r4:00000001 [ 1333.763804][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.763867][ T32] Exception stack(0xeb881fb0 to 0xeb881ff8) [ 1333.763899][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.797087][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.797209][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.797255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.797397][ T32] r4:84987900 [ 1333.798194][ T32] INFO: task kworker/0:701:5277 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1333.798245][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.798351][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.798419][ T32] Call trace: [ 1333.798458][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1333.798522][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1333.798549][ T32] r4:00000000 [ 1333.798595][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.798645][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1333.798680][ T32] 9d20: 83c6a000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1333.798713][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1333.798763][ T32] 9d60: 80070013 ffffffff [ 1333.798795][ T32] r5:80070013 r4:80239bd0 [ 1333.798817][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.798865][ T32] r4:82ac11e4 [ 1333.798887][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.798933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1333.798982][ T32] r4:eaec9dc0 [ 1333.799008][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.799119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1333.799149][ T32] r4:00000000 [ 1333.799171][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.799222][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1333.799246][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.799330][ T32] r5:00001000 r4:ecc4f000 [ 1333.799354][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.799410][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.799493][ T32] r5:85a50b8c r4:85a50800 [ 1333.799524][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.799579][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1333.799608][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.799673][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.799701][ T32] r4:84879d00 [ 1333.799723][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.799780][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1333.799805][ T32] r4:00000001 [ 1333.799855][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.799927][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1333.799959][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.799991][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.800020][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.800077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.800105][ T32] r4:851e4ec0 [ 1333.800154][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.800214][ T32] INFO: task kworker/0:702:5279 blocked for more than 460 seconds. [ 1333.800278][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.800343][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.800371][ T32] task:kworker/0:702 state:D stack:0 pid:5279 tgid:5279 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.800446][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.800504][ T32] Call trace: [ 1333.800615][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1333.800670][ T32] r10:829187f4 r9:eb885d84 r8:00000002 r7:60000113 r6:eb885d8c r5:85465400 [ 1333.800722][ T32] r4:85465400 [ 1333.800764][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1333.800833][ T32] r5:85465400 r4:829187f0 [ 1333.800874][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.800945][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.801006][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb885e08 [ 1333.801057][ T32] r4:00000000 [ 1333.801082][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1333.801123][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.801163][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.801209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e5040 [ 1333.801233][ T32] r4:00000000 [ 1333.801278][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.801355][ T32] r9:83018005 r8:85465400 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 ** 1 printk messages dropped ** [ 1333.801428][ T32] r5:00001000 r4:eb1b3000 ** 3 printk messages dropped ** [ 1333.801666][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.801719][ T32] r7:dddced40 r6:83018000 r5:854e878c r4:84747e80 [ 1333.801741][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.801797][ T32] r10:61c88647 r9:85465400 r8:84747eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.801847][ T32] r4:84747e80 [ 1333.801897][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.801951][ T32] r10:00000000 r9:84747e80 r8:8027ed34 r7:eb72de60 r6:84747f00 r5:85465400 [ 1333.801976][ T32] r4:00000001 [ 1333.802002][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.802064][ T32] Exception stack(0xeb885fb0 to 0xeb885ff8) [ 1333.802099][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.802131][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.802185][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.802234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.802262][ T32] r4:851e5080 [ 1333.802813][ T32] INFO: task kworker/0:702:5279 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1333.802852][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.802956][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.803010][ T32] Call trace: [ 1333.803067][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1333.803130][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1333.803183][ T32] r4:00000000 [ 1333.803208][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.803300][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1333.803365][ T32] 9d20: 83c6a000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1333.803426][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1333.803470][ T32] 9d60: 80070013 ffffffff [ 1333.803499][ T32] r5:80070013 r4:80239bd0 [ 1333.803626][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.803675][ T32] r4:82ac11e4 [ 1333.803696][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.803743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1333.803774][ T32] r4:eaec9dc0 [ 1333.803820][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.803912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1333.803942][ T32] r4:00000000 [ 1333.803965][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.810230][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1333.810312][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.810382][ T32] r5:00001000 r4:ecc4f000 [ 1333.810405][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.810448][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.810493][ T32] r5:85a50b8c r4:85a50800 [ 1333.810514][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.810564][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1333.810587][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.810638][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.810662][ T32] r4:84879d00 [ 1333.810683][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.810737][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1333.810797][ T32] r4:00000001 [ 1333.810824][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.810865][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1333.810897][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.810929][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.810991][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.811033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 5 printk messages dropped ** [ 1333.811230][ T32] task:kworker/0:703 state:D stack:0 pid:5281 tgid:5281 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.811884][ T32] r5:85558000 r4:829187f0 [ 1333.811929][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1333.812108][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb889e08 ** 8 printk messages dropped ** [ 1333.812796][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1333.813563][ T32] r10:61c88647 r9:85558000 r8:84747fac r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1333.827150][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.828219][ T32] Call trace: ** 6 printk messages dropped ** [ 1333.828608][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1333.829054][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.829391][ T32] r5:85a50b8c r4:85a50800 ** 4 printk messages dropped ** [ 1333.829584][ T32] r4:84879d00 ** 5 printk messages dropped ** [ 1333.829810][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.830105][ T32] task:kworker/0:704 state:D stack:0 pid:5283 tgid:5283 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.830437][ T32] r5:85558c00 r4:829187f0 ** 3 printk messages dropped ** [ 1333.830634][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.830795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e54c0 ** 7 printk messages dropped ** [ 1333.831066][ T32] r5:854e938c r4:854e9000 [ 1333.831088][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.831136][ T32] r7:dddced40 r6:83018000 r5:854e938c r4:84912080 [ 1333.831158][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.831231][ T32] r10:61c88647 r9:85558c00 r8:849120ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.831261][ T32] r4:84912080 [ 1333.831292][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.831349][ T32] r10:00000000 r9:84912080 r8:8027ed34 r7:eb72de60 r6:84912100 r5:85558c00 [ 1333.831375][ T32] r4:00000001 [ 1333.831421][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.831486][ T32] Exception stack(0xeb88dfb0 to 0xeb88dff8) [ 1333.831527][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.831598][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.831682][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.831766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.831846][ T32] r4:851e52c0 [ 1333.832801][ T32] INFO: task kworker/0:704:5283 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1333.832890][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.833010][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.833109][ T32] Call trace: [ 1333.833163][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1333.833225][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1333.833254][ T32] r4:00000000 [ 1333.833276][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.833343][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1333.833389][ T32] 9d20: 83e27000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1333.833422][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1333.833448][ T32] 9d60: 80070013 ffffffff [ 1333.833475][ T32] r5:80070013 r4:80239bd0 [ 1333.833497][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.833560][ T32] r4:82ac11e4 [ 1333.833588][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.833639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1333.833663][ T32] r4:eaec9dc0 [ 1333.833710][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.833791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1333.833826][ T32] r4:00000000 [ 1333.833849][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.833900][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1333.833949][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.854643][ T32] r5:00001000 r4:ecc4f000 [ 1333.854725][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.854921][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.854975][ T32] r5:85a50b8c r4:85a50800 [ 1333.855001][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1333.855403][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.856181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 5 printk messages dropped ** [ 1333.856457][ T32] task:kworker/0:705 state:D stack:0 pid:5285 tgid:5285 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.857193][ T32] r5:85559800 r4:829187f0 [ 1333.857241][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1333.857534][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.858018][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.858535][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.859161][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1333.860352][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 1333.861830][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 19 printk messages dropped ** [ 1333.862892][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1333.863020][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.863101][ T32] Call trace: [ 1333.863164][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1333.863240][ T32] r10:829187f4 r9:eb895d84 r8:00000002 r7:60000113 r6:eb895d8c r5:8555a400 [ 1333.863270][ T32] r4:8555a400 [ 1333.863292][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1333.863347][ T32] r5:8555a400 r4:829187f0 [ 1333.863372][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.863414][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.863484][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb895e08 [ 1333.863513][ T32] r4:00000000 [ 1333.863535][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1333.863576][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.863619][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.863691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e5800 [ 1333.863720][ T32] r4:00000000 [ 1333.863741][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.863802][ T32] r9:83018005 r8:8555a400 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1333.863838][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.863888][ T32] r5:00001000 r4:eb37b000 [ 1333.863910][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.863952][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.864052][ T32] r5:854e9b8c r4:854e9800 [ 1333.883454][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.883585][ T32] r7:dddced40 r6:83018000 r5:854e9b8c r4:84912280 [ 1333.883616][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.883736][ T32] r10:61c88647 r9:8555a400 r8:849122ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.883796][ T32] r4:84912280 [ 1333.883822][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.883876][ T32] r10:00000000 r9:84912280 r8:8027ed34 r7:eb891e60 r6:84912300 r5:8555a400 [ 1333.883975][ T32] r4:00000001 [ 1333.884569][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.884658][ T32] Exception stack(0xeb895fb0 to 0xeb895ff8) [ 1333.884698][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.884733][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.884769][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.884803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.884828][ T32] r4:851e55c0 [ 1333.885574][ T32] INFO: task kworker/0:706:5287 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1333.885630][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.885708][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.885766][ T32] Call trace: [ 1333.885802][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1333.885859][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1333.885884][ T32] r4:00000000 [ 1333.885906][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.885946][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1333.885980][ T32] 9d20: 8435c000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1333.886037][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1333.886070][ T32] 9d60: 80070013 ffffffff [ 1333.886097][ T32] r5:80070013 r4:80239bd0 [ 1333.886118][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.886190][ T32] r4:82ac11e4 [ 1333.886218][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.886269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1333.886305][ T32] r4:eaec9dc0 [ 1333.886331][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.886379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1333.886403][ T32] r4:00000000 [ 1333.886423][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.886473][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1333.886498][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.886544][ T32] r5:00001000 r4:ecc4f000 [ 1333.886565][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.886606][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1333.886703][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1333.887526][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.888145][ T32] task:kworker/0:707 state:D stack:0 pid:5288 tgid:5288 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.888706][ T32] r5:8555b000 r4:829187f0 ** 3 printk messages dropped ** [ 1333.888879][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.888984][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1333.889482][ T32] r7:dddced40 r6:83018000 r5:854ea38c r4:84912380 ** 5 printk messages dropped ** [ 1333.889672][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1333.889797][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.889829][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.889880][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.889941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.889969][ T32] r4:851e55c0 [ 1333.890538][ T32] INFO: task kworker/0:707:5288 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1333.890577][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.890667][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.890716][ T32] Call trace: [ 1333.890785][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1333.890865][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1333.890918][ T32] r4:00000000 [ 1333.891003][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.891120][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1333.891223][ T32] 9d20: 8435c000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1333.891295][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1333.891349][ T32] 9d60: 80070013 ffffffff [ 1333.891401][ T32] r5:80070013 r4:80239bd0 [ 1333.891444][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.891535][ T32] r4:82ac11e4 [ 1333.891583][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.891692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1333.891751][ T32] r4:eaec9dc0 [ 1333.891808][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.891904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1333.891970][ T32] r4:00000000 [ 1333.892030][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.892145][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1333.892203][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.892317][ T32] r5:00001000 r4:ecc4f000 [ 1333.892370][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.892455][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.892588][ T32] r5:85a50b8c r4:85a50800 [ 1333.892641][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.892713][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1333.892738][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.892835][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.892865][ T32] r4:84879d00 [ 1333.892928][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.892983][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1333.893008][ T32] r4:00000001 [ 1333.893052][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.893118][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1333.893179][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.893550][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1333.893921][ T32] r4:8555c800 [ 1333.893943][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1333.924453][ T32] r5:8555c800 r4:829187f0 [ 1333.924586][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.924725][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.924866][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb89de08 [ 1333.924946][ T32] r4:00000000 [ 1333.924999][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1333.925080][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.925168][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.925268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e58c0 [ 1333.925325][ T32] r4:00000000 [ 1333.925374][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.925484][ T32] r9:83018005 r8:8555c800 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1333.925537][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.925664][ T32] r5:00001000 r4:eb3a9000 [ 1333.925735][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.925839][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.925955][ T32] r5:854e9f8c r4:854e9c00 [ 1333.926004][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.926109][ T32] r7:dddced40 r6:83018000 r5:854e9f8c r4:84912480 [ 1333.926138][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.926190][ T32] r10:61c88647 r9:8555c800 r8:849124ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.926218][ T32] r4:84912480 [ 1333.926240][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.926291][ T32] r10:00000000 r9:84912480 r8:8027ed34 r7:eb84de60 r6:84912500 r5:8555c800 [ 1333.926316][ T32] r4:00000001 [ 1333.926351][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.926396][ T32] Exception stack(0xeb89dfb0 to 0xeb89dff8) [ 1333.926431][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.926488][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.926536][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.926584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.926624][ T32] r4:851e55c0 [ 1333.927718][ T32] INFO: task kworker/0:708:5290 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1333.927822][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.928020][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.928171][ T32] Call trace: [ 1333.928273][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1333.928401][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1333.928472][ T32] r4:00000000 [ 1333.928525][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.928651][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1333.928753][ T32] 9d20: 84940000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1333.928843][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1333.928907][ T32] 9d60: 80070013 ffffffff [ 1333.928958][ T32] r5:80070013 r4:80239bd0 ** 4 printk messages dropped ** [ 1333.929288][ T32] r4:eaec9dc0 ** 2 printk messages dropped ** [ 1333.929523][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.930134][ T32] r5:85a50b8c r4:85a50800 ** 3 printk messages dropped ** [ 1333.930416][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1333.931035][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1333.931556][ T32] task:kworker/0:709 state:D stack:0 pid:5291 tgid:5291 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.932188][ T32] r5:854ac800 r4:829187f0 ** 2 printk messages dropped ** [ 1333.932442][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a1e08 ** 10 printk messages dropped ** [ 1333.933370][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.933490][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.933601][ T32] r5:854eb78c r4:854eb400 [ 1333.933670][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.933782][ T32] r7:dddced40 r6:83018000 r5:854eb78c r4:84912580 [ 1333.933864][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.955578][ T32] r10:61c88647 r9:854ac800 r8:849125ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.955706][ T32] r4:84912580 [ 1333.955740][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.955822][ T32] r10:00000000 r9:84912580 r8:8027ed34 r7:eb84de60 r6:851aef80 r5:854ac800 [ 1333.955873][ T32] r4:00000001 [ 1333.955924][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.955969][ T32] Exception stack(0xeb8a1fb0 to 0xeb8a1ff8) [ 1333.956014][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.956063][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.956113][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.956150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.956175][ T32] r4:851e55c0 [ 1333.957009][ T32] INFO: task kworker/0:709:5291 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1333.957097][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.957273][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.957379][ T32] Call trace: [ 1333.957448][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1333.957587][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1333.957647][ T32] r4:00000000 [ 1333.957693][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.957783][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1333.957852][ T32] 9d20: 84b7a000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1333.957916][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1333.957973][ T32] 9d60: 80070013 ffffffff [ 1333.958030][ T32] r5:80070013 r4:80239bd0 [ 1333.958077][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 2 printk messages dropped ** [ 1333.958322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 7 printk messages dropped ** [ 1333.958842][ T32] r5:00001000 r4:ecc4f000 ** 6 printk messages dropped ** [ 1333.959230][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.959258][ T32] r4:84879d00 [ 1333.959281][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.959368][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1333.959404][ T32] r4:00000001 [ 1333.959427][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.959464][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1333.959494][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.959525][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.959559][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.959593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.959667][ T32] r4:851e4ec0 [ 1333.959699][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.959786][ T32] INFO: task kworker/1:373:5294 blocked for more than 460 seconds. [ 1333.959828][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.959858][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.959881][ T32] task:kworker/1:373 state:D stack:0 pid:5294 tgid:5294 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.960113][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.960159][ T32] Call trace: [ 1333.960197][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1333.960308][ T32] r10:829187f4 r9:eb899d84 r8:00000002 r7:60000113 r6:eb899d8c r5:854aec00 [ 1333.960391][ T32] r4:854aec00 [ 1333.960416][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1333.960461][ T32] r5:854aec00 r4:829187f0 [ 1333.960483][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.960525][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.960594][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb899e08 [ 1333.960621][ T32] r4:00000000 [ 1333.960643][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1333.960683][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.960749][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.960808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a45280 [ 1333.960834][ T32] r4:00000000 [ 1333.960856][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.960904][ T32] r9:83018205 r8:854aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1333.960941][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.960992][ T32] r5:00001000 r4:eb6df000 [ 1333.961039][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.961085][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.961131][ T32] r5:854eab8c r4:854ea800 [ 1333.961152][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.961198][ T32] r7:ddde2d40 r6:83018200 r5:854eab8c r4:85362000 [ 1333.961222][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.961362][ T32] r10:61c88647 r9:854aec00 r8:8536202c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.961415][ T32] r4:85362000 [ 1333.961463][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.961520][ T32] r10:00000000 r9:85362000 r8:8027ed34 r7:eb821e60 r6:85362080 r5:854aec00 [ 1333.961571][ T32] r4:00000001 [ 1333.961597][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.961635][ T32] Exception stack(0xeb899fb0 to 0xeb899ff8) [ 1333.961664][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.961695][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.963216][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.963622][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1333.985200][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.985615][ T32] r5:85a50b8c r4:85a50800 ** 4 printk messages dropped ** [ 1333.985827][ T32] r4:84879d00 ** 5 printk messages dropped ** [ 1333.986018][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.986341][ T32] task:kworker/0:710 state:D stack:0 pid:5296 tgid:5296 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.986685][ T32] r5:854ad400 r4:829187f0 ** 1 printk messages dropped ** [ 1333.986747][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.987271][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1333.987616][ T32] r10:61c88647 r9:854ad400 r8:8491262c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1333.987952][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1333.989372][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1333.989704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 9 printk messages dropped ** [ 1333.990060][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 2 printk messages dropped ** [ 1333.990179][ T32] r4:84879d00 [ 1333.990200][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.990249][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1333.990286][ T32] r4:00000001 [ 1333.990311][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.990361][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1333.990393][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.990447][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.990504][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.990540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.990565][ T32] r4:851e4ec0 [ 1333.990588][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.990624][ T32] INFO: task kworker/1:374:5298 blocked for more than 460 seconds. [ 1333.990665][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.990718][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.990762][ T32] task:kworker/1:374 state:D stack:0 pid:5298 tgid:5298 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.990839][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.990888][ T32] Call trace: [ 1333.990921][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1333.990996][ T32] r10:829187f4 r9:eb8a5d84 r8:00000002 r7:60000113 r6:eb8a5d8c r5:854a6000 [ 1333.991024][ T32] r4:854a6000 [ 1333.991046][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1333.991112][ T32] r5:854a6000 r4:829187f0 [ 1333.991137][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.991180][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.991229][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a5e08 [ 1333.991263][ T32] r4:00000000 [ 1333.991290][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1333.991331][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.991370][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1333.991443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b1b00 [ 1333.991523][ T32] r4:00000000 [ 1333.991548][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1333.991600][ T32] r9:83018205 r8:854a6000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1333.991680][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.991729][ T32] r5:00001000 r4:eb6fd000 [ 1333.991756][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1333.991805][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.991853][ T32] r5:8546cf8c r4:8546cc00 [ 1333.991875][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.991922][ T32] r7:ddde2d40 r6:83018200 r5:8546cf8c r4:85362180 [ 1333.991943][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.991992][ T32] r10:61c88647 r9:854a6000 r8:853621ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.992016][ T32] r4:85362180 [ 1333.992037][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.992135][ T32] r10:00000000 r9:85362180 r8:8027ed34 r7:eb899e60 r6:85362200 r5:854a6000 [ 1333.992164][ T32] r4:00000001 [ 1333.992185][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.992222][ T32] Exception stack(0xeb8a5fb0 to 0xeb8a5ff8) [ 1333.992251][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.992309][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.992388][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.992499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1333.993254][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.993834][ T32] 9d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1334.026427][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1334.027213][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 8 printk messages dropped ** [ 1334.029900][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1334.031766][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.062821][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.070876][ T32] r5:84820000 r4:829187f0 ** 2 printk messages dropped ** [ 1334.071125][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b1e08 ** 7 printk messages dropped ** [ 1334.072215][ T32] r9:83018205 r8:84820000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 ** 6 printk messages dropped ** [ 1334.073361][ T32] r7:ddde2d40 r6:83018200 r5:8546db8c r4:85362280 ** 7 printk messages dropped ** [ 1334.095638][ T32] Exception stack(0xeb8b1fb0 to 0xeb8b1ff8) [ 1334.095771][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.096432][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.096505][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.096596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.096649][ T32] r4:84a45c80 [ 1334.097986][ T32] INFO: task kworker/1:375:5301 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1334.098335][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.098850][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.098962][ T32] Call trace: [ 1334.099610][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1334.099731][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1334.099922][ T32] r4:00000000 [ 1334.100100][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.100557][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1334.100634][ T32] 9d20: 85c48000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1334.101352][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1334.101450][ T32] 9d60: 80070013 ffffffff [ 1334.101546][ T32] r5:80070013 r4:80239bd0 [ 1334.102468][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.102569][ T32] r4:82ac11e4 [ 1334.102634][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.102741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1334.102793][ T32] r4:eaec9dc0 [ 1334.102840][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1334.103005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1334.103062][ T32] r4:00000000 [ 1334.103106][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1334.103207][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1334.103255][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.103345][ T32] r5:00001000 r4:ecc4f000 [ 1334.103391][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1334.103481][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.103572][ T32] r5:85a50b8c r4:85a50800 [ 1334.103618][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.103721][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1334.104125][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.129669][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.129926][ T32] r4:84879d00 [ 1334.129978][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.130379][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1334.131352][ T32] r4:00000001 [ 1334.131407][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.131776][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1334.131850][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.132453][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1334.132635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1334.150152][ T32] r4:84820c00 ** 1 printk messages dropped ** [ 1334.150288][ T32] r5:84820c00 r4:829187f0 [ 1334.150335][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1334.150597][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8ade08 ** 8 printk messages dropped ** [ 1334.151327][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1334.152110][ T32] r4:85362380 ** 5 printk messages dropped ** [ 1334.152516][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.169710][ T32] Call trace: ** 6 printk messages dropped ** [ 1334.170316][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1334.171105][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.171536][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.172452][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 9 printk messages dropped ** [ 1334.173126][ T32] INFO: task kworker/0:711:5305 blocked for more than 460 seconds. ** 7 printk messages dropped ** [ 1334.197118][ T32] r4:84821800 ** 1 printk messages dropped ** [ 1334.197358][ T32] r5:84821800 r4:829187f0 ** 2 printk messages dropped ** [ 1334.197783][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b9e08 ** 7 printk messages dropped ** [ 1334.198771][ T32] r9:83018005 r8:84821800 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 ** 5 printk messages dropped ** [ 1334.199303][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.199403][ T32] r7:dddced40 r6:83018000 r5:854eb38c r4:84912680 [ 1334.199457][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.199562][ T32] r10:61c88647 r9:84821800 r8:849126ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.199612][ T32] r4:84912680 [ 1334.199658][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.199767][ T32] r10:00000000 r9:84912680 r8:8027ed34 r7:eb8a1e60 r6:85362480 r5:84821800 [ 1334.200371][ T32] r4:00000001 [ 1334.200424][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.200520][ T32] Exception stack(0xeb8b9fb0 to 0xeb8b9ff8) [ 1334.200605][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.200682][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.200746][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.200815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.200867][ T32] r4:8511c080 [ 1334.202151][ T32] INFO: task kworker/0:711:5305 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1334.202230][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.202359][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.202459][ T32] Call trace: [ 1334.202693][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1334.202863][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1334.202923][ T32] r4:00000000 [ 1334.202981][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.203065][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1334.203134][ T32] 9d20: 86606000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1334.203202][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1334.203257][ T32] 9d60: 80070013 ffffffff [ 1334.203311][ T32] r5:80070013 r4:80239bd0 [ 1334.203542][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.203659][ T32] r4:82ac11e4 [ 1334.204109][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.215886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1334.215985][ T32] r4:eaec9dc0 [ 1334.216039][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1334.216195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1334.216252][ T32] r4:00000000 [ 1334.216296][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1334.216400][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1334.216451][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.216570][ T32] r5:00001000 r4:ecc4f000 [ 1334.216651][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1334.216771][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.216869][ T32] r5:85a50b8c r4:85a50800 [ 1334.216917][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.217021][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1334.217072][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.217174][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.217688][ T32] r4:84879d00 [ 1334.217745][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.217850][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1334.217933][ T32] r4:00000001 [ 1334.218146][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.218235][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1334.218299][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1334.218623][ T32] r4:851e4ec0 ** 4 printk messages dropped ** [ 1334.218967][ T32] task:kworker/0:712 state:D stack:0 pid:5307 tgid:5307 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.220378][ T32] r5:84822400 r4:829187f0 [ 1334.220427][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.221370][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.221731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511c480 ** 8 printk messages dropped ** [ 1334.223302][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1334.266045][ T32] Exception stack(0xeb8bdfb0 to 0xeb8bdff8) ** 6 printk messages dropped ** [ 1334.268805][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1334.272287][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1334.272733][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 9 printk messages dropped ** [ 1334.304625][ T32] r4:84879d00 ** 5 printk messages dropped ** [ 1334.305173][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.306253][ T32] task:kworker/0:713 state:D stack:0 pid:5308 tgid:5308 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.307565][ T32] r5:84823000 r4:829187f0 ** 2 printk messages dropped ** [ 1334.307860][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c1e08 ** 8 printk messages dropped ** [ 1334.308602][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1334.309144][ T32] r7:dddced40 r6:83018000 r5:854ebf8c r4:84912780 [ 1334.309222][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.309331][ T32] r10:61c88647 r9:84823000 r8:849127ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.309387][ T32] r4:84912780 [ 1334.309456][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.309560][ T32] r10:00000000 r9:84912780 r8:8027ed34 r7:eb8bde60 r6:85362580 r5:84823000 [ 1334.309708][ T32] r4:00000001 [ 1334.309804][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.310001][ T32] Exception stack(0xeb8c1fb0 to 0xeb8c1ff8) [ 1334.310094][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.310168][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.310235][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.310309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.310366][ T32] r4:8511c3c0 [ 1334.311905][ T32] INFO: task kworker/0:713:5308 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1334.311994][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.312125][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.312224][ T32] Call trace: [ 1334.312300][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1334.312443][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1334.312502][ T32] r4:00000000 [ 1334.312569][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.312661][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1334.312739][ T32] 9d20: 8717d000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1334.312813][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1334.312872][ T32] 9d60: 80070013 ffffffff [ 1334.312933][ T32] r5:80070013 r4:80239bd0 [ 1334.313116][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.313212][ T32] r4:82ac11e4 [ 1334.313263][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.313365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1334.313421][ T32] r4:eaec9dc0 [ 1334.313471][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1334.313572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1334.313807][ T32] r4:00000000 [ 1334.313892][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1334.345591][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1334.345669][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.345845][ T32] r5:00001000 r4:ecc4f000 [ 1334.345968][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1334.346067][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.346446][ T32] r5:85a50b8c r4:85a50800 [ 1334.346504][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.346614][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1334.346667][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.346787][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.346942][ T32] r4:84879d00 [ 1334.347452][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.347569][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1334.347626][ T32] r4:00000001 [ 1334.347893][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.347984][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1334.348127][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.348201][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.348560][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.348643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.348773][ T32] r4:851e4ec0 [ 1334.348836][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.348899][ T32] INFO: task kworker/0:714:5311 blocked for more than 460 seconds. [ 1334.349101][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.349200][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.349446][ T32] task:kworker/0:714 state:D stack:0 pid:5311 tgid:5311 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.351652][ T32] r5:84823c00 r4:829187f0 [ 1334.351716][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.351803][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1334.352318][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1334.367776][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1334.368617][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.369183][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.371641][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 8 printk messages dropped ** [ 1334.372677][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1334.373163][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.373622][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.403090][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.403768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 8 printk messages dropped ** [ 1334.420577][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1334.420966][ T32] r5:84824800 r4:829187f0 ** 2 printk messages dropped ** [ 1334.421219][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c9e08 [ 1334.421248][ T32] r4:00000000 [ 1334.421269][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1334.421998][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.422881][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1334.422982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85512cc0 [ 1334.423010][ T32] r4:00000000 [ 1334.423995][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1334.445631][ T32] r9:83018205 r8:84824800 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1334.445685][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.446201][ T32] r5:00001000 r4:eb7f5000 [ 1334.446229][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1334.446294][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.446344][ T32] r5:8546d78c r4:8546d400 [ 1334.446367][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.446423][ T32] r7:ddde2d40 r6:83018200 r5:8546d78c r4:85362680 [ 1334.446448][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.446501][ T32] r10:61c88647 r9:84824800 r8:853626ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.446526][ T32] r4:85362680 [ 1334.446547][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.446609][ T32] r10:00000000 r9:85362680 r8:8027ed34 r7:eb8b1e60 r6:85362700 r5:84824800 [ 1334.446637][ T32] r4:00000001 [ 1334.446660][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.446703][ T32] Exception stack(0xeb8c9fb0 to 0xeb8c9ff8) [ 1334.446736][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.446769][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.446799][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.446906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.447395][ T32] r4:84a2c140 [ 1334.448247][ T32] INFO: task kworker/1:377:5312 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1334.448350][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.448606][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.448733][ T32] Call trace: [ 1334.448819][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1334.448942][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1334.449044][ T32] r4:00000000 [ 1334.449105][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.449220][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1334.449305][ T32] 9d20: 87c09000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1334.449382][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1334.449478][ T32] 9d60: 80070013 ffffffff [ 1334.449551][ T32] r5:80070013 r4:80239bd0 [ 1334.449609][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.449812][ T32] r4:82ac11e4 [ 1334.449890][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.450006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1334.450070][ T32] r4:eaec9dc0 [ 1334.450126][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1334.450242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1334.450391][ T32] r4:00000000 [ 1334.450459][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1334.450972][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1334.451591][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1334.452392][ T32] r4:851e4ec0 ** 2 printk messages dropped ** [ 1334.452646][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1334.453513][ T32] r5:84825400 r4:829187f0 [ 1334.453535][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.453577][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1334.475998][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1334.476728][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1334.477162][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.479307][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 10 printk messages dropped ** [ 1334.480417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 9 printk messages dropped ** [ 1334.481381][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1334.481830][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.482219][ T32] task:kworker/0:716 state:D stack:0 pid:5317 tgid:5317 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.482693][ T32] r5:84826000 r4:829187f0 [ 1334.482783][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.482891][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.483037][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8dde08 [ 1334.483109][ T32] r4:00000000 [ 1334.483167][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1334.483266][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.483351][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1334.483465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511c9c0 [ 1334.483524][ T32] r4:00000000 [ 1334.483580][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1334.483712][ T32] r9:83018005 r8:84826000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1334.483777][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.483885][ T32] r5:00001000 r4:eb77f000 [ 1334.483939][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1334.506417][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.506656][ T32] r5:854ecb8c r4:854ec800 [ 1334.506741][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.506855][ T32] r7:dddced40 r6:83018000 r5:854ecb8c r4:84912900 [ 1334.506905][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.506999][ T32] r10:61c88647 r9:84826000 r8:8491292c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.507046][ T32] r4:84912900 [ 1334.507088][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.507180][ T32] r10:00000000 r9:84912900 r8:8027ed34 r7:eb8b5e60 r6:85362800 r5:84826000 [ 1334.507225][ T32] r4:00000001 [ 1334.507265][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.507367][ T32] Exception stack(0xeb8ddfb0 to 0xeb8ddff8) [ 1334.507440][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.507502][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.507564][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.507625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.507690][ T32] r4:8511c500 [ 1334.509043][ T32] INFO: task kworker/0:716:5317 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1334.509119][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.509240][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.509358][ T32] Call trace: [ 1334.509426][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1334.509527][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1334.509575][ T32] r4:00000000 [ 1334.509634][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.509749][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1334.509844][ T32] 9d20: 881c8000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1334.509936][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1334.509990][ T32] 9d60: 80070013 ffffffff [ 1334.510066][ T32] r5:80070013 r4:80239bd0 [ 1334.510116][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.510198][ T32] r4:82ac11e4 [ 1334.510238][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.510350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1334.510441][ T32] r4:eaec9dc0 [ 1334.510488][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1334.510576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1334.510627][ T32] r4:00000000 [ 1334.510670][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1334.510799][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1334.510878][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.510985][ T32] r5:00001000 r4:ecc4f000 [ 1334.511034][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1334.511113][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.511198][ T32] r5:85a50b8c r4:85a50800 [ 1334.511267][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.511378][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1334.511425][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.511548][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.511604][ T32] r4:84879d00 [ 1334.511647][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.511747][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1334.511823][ T32] r4:00000001 [ 1334.511908][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.511985][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1334.512040][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.512102][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.512157][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.512247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.512307][ T32] r4:851e4ec0 [ 1334.512351][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.512428][ T32] INFO: task kworker/0:717:5319 blocked for more than 461 seconds. [ 1334.512548][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.512608][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.512667][ T32] task:kworker/0:717 state:D stack:0 pid:5319 tgid:5319 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.512775][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.512859][ T32] Call trace: [ 1334.512962][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1334.513156][ T32] r10:829187f4 r9:eb8e9d84 r8:00000002 r7:60000013 r6:eb8e9d8c r5:854b0c00 [ 1334.513213][ T32] r4:854b0c00 [ 1334.513295][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1334.513413][ T32] r5:854b0c00 r4:829187f0 [ 1334.513538][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.513622][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.513752][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e9e08 [ 1334.513831][ T32] r4:00000000 [ 1334.513959][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1334.534373][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.534464][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1334.534583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511cd80 [ 1334.534652][ T32] r4:00000000 [ 1334.534716][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1334.535130][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1334.536152][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1334.536464][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.538145][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1334.538171][ T32] r4:00000000 [ 1334.538193][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.538235][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1334.538274][ T32] 9d20: 8850f000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1334.538334][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1334.538389][ T32] 9d60: 80070013 ffffffff [ 1334.538418][ T32] r5:80070013 r4:80239bd0 [ 1334.538466][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.538515][ T32] r4:82ac11e4 [ 1334.538537][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.538588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1334.538612][ T32] r4:eaec9dc0 [ 1334.538633][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1334.538679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1334.538737][ T32] r4:00000000 [ 1334.538762][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1334.538814][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1334.538838][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.538884][ T32] r5:00001000 r4:ecc4f000 [ 1334.538953][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1334.538999][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.539100][ T32] r5:85a50b8c r4:85a50800 [ 1334.539170][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.539300][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1334.539362][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.539501][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.539573][ T32] r4:84879d00 [ 1334.539631][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.539758][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1334.539818][ T32] r4:00000001 [ 1334.539894][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1334.540348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 8 printk messages dropped ** [ 1334.540968][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1334.541161][ T32] r5:854b1800 r4:829187f0 [ 1334.541188][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1334.541379][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1334.541755][ T32] r5:00001000 r4:eb8d9000 ** 6 printk messages dropped ** [ 1334.542066][ T32] r10:61c88647 r9:854b1800 r8:84912a2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1334.542427][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.542464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.542494][ T32] r4:8511c940 [ 1334.543073][ T32] INFO: task kworker/0:718:5320 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1334.543114][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.543176][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.543372][ T32] Call trace: [ 1334.543410][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1334.543549][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1334.543605][ T32] r4:00000000 [ 1334.543688][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.543743][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1334.543777][ T32] 9d20: 8850f000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1334.543811][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1334.543862][ T32] 9d60: 80070013 ffffffff [ 1334.543965][ T32] r5:80070013 r4:80239bd0 [ 1334.574685][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.574850][ T32] r4:82ac11e4 [ 1334.574897][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.574992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1334.575040][ T32] r4:eaec9dc0 [ 1334.575082][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1334.575171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1334.575217][ T32] r4:00000000 [ 1334.575258][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1334.575354][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1334.575399][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.575508][ T32] r5:00001000 r4:ecc4f000 [ 1334.575572][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1334.576009][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 8 printk messages dropped ** [ 1334.576640][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.577328][ T32] task:kworker/0:719 state:D stack:0 pid:5322 tgid:5322 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.578030][ T32] r5:854b3000 r4:829187f0 [ 1334.578088][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.578182][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.578307][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8fde08 [ 1334.578385][ T32] r4:00000000 [ 1334.578440][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1334.578559][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.578677][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1334.578797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511cc00 [ 1334.578854][ T32] r4:00000000 [ 1334.578901][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1334.579025][ T32] r9:83018005 r8:854b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1334.579086][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.579193][ T32] r5:00001000 r4:eb8f3000 [ 1334.579247][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1334.579713][ T32] r7:dddced40 r6:83018000 r5:854ed38c r4:84912a80 ** 8 printk messages dropped ** [ 1334.580483][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.581771][ T32] Call trace: ** 6 printk messages dropped ** [ 1334.582028][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1334.582313][ T32] r4:eaec9dc0 ** 6 printk messages dropped ** [ 1334.582573][ T32] r5:00001000 r4:ecc4f000 ** 4 printk messages dropped ** [ 1334.582831][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 5 printk messages dropped ** [ 1334.583114][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.583421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1334.607673][ T32] r4:854b2400 ** 1 printk messages dropped ** [ 1334.607990][ T32] r5:854b2400 r4:829187f0 ** 1 printk messages dropped ** [ 1334.608122][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1334.608961][ T32] r9:83018005 r8:854b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 8 printk messages dropped ** [ 1334.609710][ T32] r10:61c88647 r9:854b2400 r8:84912b2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1334.610403][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1334.612519][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1334.613262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 7 printk messages dropped ** [ 1334.613875][ T32] r5:00001000 r4:ecc4f000 [ 1334.624393][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1334.624650][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.624763][ T32] r5:85a50b8c r4:85a50800 [ 1334.624814][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.624924][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1334.624978][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.625112][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.625205][ T32] r4:84879d00 [ 1334.625260][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.625367][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1334.625422][ T32] r4:00000001 [ 1334.625494][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.625607][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1334.625704][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.625790][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.625864][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.625942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.626001][ T32] r4:851e4ec0 [ 1334.626077][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.626146][ T32] INFO: task kworker/0:721:5327 blocked for more than 461 seconds. [ 1334.626219][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.626279][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.626414][ T32] task:kworker/0:721 state:D stack:0 pid:5327 tgid:5327 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.626557][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.626671][ T32] Call trace: [ 1334.626754][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1334.626866][ T32] r10:829187f4 r9:eb919d84 r8:00000002 r7:60000113 r6:eb919d8c r5:854b3c00 [ 1334.626922][ T32] r4:854b3c00 [ 1334.626970][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1334.627084][ T32] r5:854b3c00 r4:829187f0 [ 1334.627140][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.627234][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.627364][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb919e08 [ 1334.627424][ T32] r4:00000000 [ 1334.627493][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1334.627604][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.627710][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1334.627851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85370000 [ 1334.627921][ T32] r4:00000000 [ 1334.627980][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1334.628117][ T32] r9:83018005 r8:854b3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1334.628208][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.628343][ T32] r5:00001000 r4:eb911000 [ 1334.628414][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1334.628512][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.628631][ T32] r5:854edf8c r4:854edc00 [ 1334.628693][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.628802][ T32] r7:dddced40 r6:83018000 r5:854edf8c r4:84912b80 [ 1334.628856][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.628969][ T32] r10:61c88647 r9:854b3c00 r8:84912bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.629028][ T32] r4:84912b80 [ 1334.629103][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.629214][ T32] r10:00000000 r9:84912b80 r8:8027ed34 r7:eb909e60 r6:85362a80 r5:854b3c00 [ 1334.629274][ T32] r4:00000001 [ 1334.629326][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.629410][ T32] Exception stack(0xeb919fb0 to 0xeb919ff8) [ 1334.629477][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.629577][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.629646][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.629728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1334.631200][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1334.632359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 5 printk messages dropped ** [ 1334.632839][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 9 printk messages dropped ** [ 1334.633598][ T32] r4:84879d00 ** 6 printk messages dropped ** [ 1334.664919][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.665356][ T32] task:kworker/0:722 state:D stack:0 pid:5329 tgid:5329 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.665718][ T32] r5:854b5400 r4:829187f0 [ 1334.665772][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.666004][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.666365][ T32] r9:83018005 r8:854b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 ** 8 printk messages dropped ** [ 1334.666772][ T32] r10:61c88647 r9:854b5400 r8:84912c2c r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1334.667247][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.667282][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.667314][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.667346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.667442][ T32] r4:85370180 [ 1334.668215][ T32] INFO: task kworker/0:722:5329 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1334.668386][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.668511][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.668650][ T32] Call trace: [ 1334.668687][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1334.668742][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1334.668937][ T32] r4:00000000 [ 1334.668963][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.669005][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1334.669039][ T32] 9d20: 89086000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1334.669075][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1334.669102][ T32] 9d60: 80070013 ffffffff [ 1334.669129][ T32] r5:80070013 r4:80239bd0 [ 1334.669151][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.669219][ T32] r4:82ac11e4 [ 1334.669245][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.669292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1334.669365][ T32] r4:eaec9dc0 [ 1334.669390][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1334.669446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1334.669478][ T32] r4:00000000 [ 1334.669504][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1334.669579][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1334.669613][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.669661][ T32] r5:00001000 r4:ecc4f000 [ 1334.669687][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1334.669767][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.669842][ T32] r5:85a50b8c r4:85a50800 [ 1334.669867][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.669918][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1334.669946][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.669997][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.670047][ T32] r4:84879d00 [ 1334.670072][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.670219][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1334.670248][ T32] r4:00000001 [ 1334.670343][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.670409][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1334.670442][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.670481][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.670511][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.670544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.670568][ T32] r4:851e4ec0 [ 1334.670640][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.670696][ T32] INFO: task kworker/0:723:5330 blocked for more than 461 seconds. [ 1334.670761][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.670791][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.670813][ T32] task:kworker/0:723 state:D stack:0 pid:5330 tgid:5330 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.670868][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.670917][ T32] Call trace: [ 1334.670984][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1334.671038][ T32] r10:829187f4 r9:eb931d84 r8:00000002 r7:60000113 r6:eb931d8c r5:854b6000 ** 2 printk messages dropped ** [ 1334.671137][ T32] r5:854b6000 r4:829187f0 [ 1334.671211][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.671258][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.671320][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb931e08 [ 1334.671443][ T32] r4:00000000 [ 1334.671499][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1334.671544][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1334.671825][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1334.672213][ T32] r4:84912c80 ** 4 printk messages dropped ** [ 1334.672461][ T32] Exception stack(0xeb931fb0 to 0xeb931ff8) ** 7 printk messages dropped ** [ 1334.673305][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1334.673757][ T32] r5:80070013 r4:80239bd0 ** 6 printk messages dropped ** [ 1334.694522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 8 printk messages dropped ** [ 1334.694984][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1334.695500][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1334.695618][ T32] r4:851e4ec0 [ 1334.695642][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.695683][ T32] INFO: task kworker/0:724:5333 blocked for more than 461 seconds. [ 1334.695759][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.695837][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.695876][ T32] task:kworker/0:724 state:D stack:0 pid:5333 tgid:5333 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.695985][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.696033][ T32] Call trace: [ 1334.696066][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1334.696120][ T32] r10:829187f4 r9:eb941d84 r8:00000002 r7:60000113 r6:eb941d8c r5:854b4800 [ 1334.696145][ T32] r4:854b4800 [ 1334.696190][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1334.696263][ T32] r5:854b4800 r4:829187f0 [ 1334.696289][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.696358][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.696417][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb941e08 [ 1334.696441][ T32] r4:00000000 [ 1334.696476][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1334.696579][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.696623][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1334.696669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853702c0 [ 1334.696738][ T32] r4:00000000 [ 1334.696906][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1334.696963][ T32] r9:83018005 r8:854b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1334.697011][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.697060][ T32] r5:00001000 r4:eb92d000 [ 1334.697081][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1334.697122][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.697167][ T32] r5:854ee78c r4:854ee400 [ 1334.697193][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.697244][ T32] r7:dddced40 r6:83018000 r5:854ee78c r4:84912d00 [ 1334.697266][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.697325][ T32] r10:61c88647 r9:854b4800 r8:84912d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.697382][ T32] r4:84912d00 [ 1334.697420][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.697479][ T32] r10:00000000 r9:84912d00 r8:8027ed34 r7:eb929e60 r6:85362c00 r5:854b4800 [ 1334.697519][ T32] r4:00000001 [ 1334.697543][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.697610][ T32] Exception stack(0xeb941fb0 to 0xeb941ff8) [ 1334.697649][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.697683][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.697804][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.697840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.697867][ T32] r4:853701c0 [ 1334.698463][ T32] INFO: task kworker/0:724:5333 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1334.698521][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.698610][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.698704][ T32] Call trace: [ 1334.698770][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1334.698828][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1334.698880][ T32] r4:00000000 [ 1334.698905][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.698949][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1334.698981][ T32] 9d20: 893b1000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1334.699074][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1334.699105][ T32] 9d60: 80070013 ffffffff [ 1334.699157][ T32] r5:80070013 r4:80239bd0 [ 1334.699211][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.699307][ T32] r4:82ac11e4 [ 1334.699358][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.699409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1334.699435][ T32] r4:eaec9dc0 [ 1334.699458][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1334.699504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 2 printk messages dropped ** [ 1334.699659][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 5 printk messages dropped ** [ 1334.699994][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1334.700268][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1334.700655][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1334.700869][ T32] INFO: task kworker/0:725:5334 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 1334.701405][ T32] r4:84826c00 ** 1 printk messages dropped ** [ 1334.701562][ T32] r5:84826c00 r4:829187f0 ** 2 printk messages dropped ** [ 1334.701715][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb945e08 ** 7 printk messages dropped ** [ 1334.702066][ T32] r9:83018005 r8:84826c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 ** 8 printk messages dropped ** [ 1334.702443][ T32] r10:61c88647 r9:84826c00 r8:84912dac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1334.702712][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1334.703660][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1334.730564][ T32] r4:eaec9dc0 [ 1334.730585][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1334.730633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1334.730683][ T32] r4:00000000 [ 1334.730717][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1334.730771][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1334.730795][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.730842][ T32] r5:00001000 r4:ecc4f000 [ 1334.730863][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1334.730905][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.730975][ T32] r5:85a50b8c r4:85a50800 [ 1334.731001][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.731052][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1334.731080][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.731208][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.731237][ T32] r4:84879d00 [ 1334.731259][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.731309][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1334.731334][ T32] r4:00000001 [ 1334.731379][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.731422][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1334.731463][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.731523][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.731593][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.731630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.731656][ T32] r4:851e4ec0 [ 1334.731685][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.731722][ T32] INFO: task kworker/0:726:5337 blocked for more than 461 seconds. [ 1334.731761][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.731790][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.731814][ T32] task:kworker/0:726 state:D stack:0 pid:5337 tgid:5337 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.731875][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.731952][ T32] Call trace: [ 1334.732038][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1334.732103][ T32] r10:829187f4 r9:eb95dd84 r8:00000002 r7:60000013 r6:eb95dd8c r5:854b8c00 [ 1334.732129][ T32] r4:854b8c00 [ 1334.732151][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1334.732279][ T32] r5:854b8c00 r4:829187f0 [ 1334.732378][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.732424][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.732480][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb95de08 [ 1334.732506][ T32] r4:00000000 [ 1334.732527][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1334.732633][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.732683][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1334.732737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85370680 [ 1334.732763][ T32] r4:00000000 [ 1334.732785][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1334.732890][ T32] r9:83018005 r8:854b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1334.732948][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.732999][ T32] r5:00001000 r4:eb95f000 [ 1334.733041][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1334.733086][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.733132][ T32] r5:854ef38c r4:854ef000 [ 1334.733175][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.733227][ T32] r7:dddced40 r6:83018000 r5:854ef38c r4:84912e00 [ 1334.733248][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.733299][ T32] r10:61c88647 r9:854b8c00 r8:84912e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.733337][ T32] r4:84912e00 [ 1334.733379][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.733433][ T32] r10:00000000 r9:84912e00 r8:8027ed34 r7:eb929e60 r6:85362d00 r5:854b8c00 [ 1334.733458][ T32] r4:00000001 [ 1334.733478][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.733515][ T32] Exception stack(0xeb95dfb0 to 0xeb95dff8) [ 1334.733543][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.733575][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.733604][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.733635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.733683][ T32] r4:85370400 [ 1334.746795][ T32] INFO: task kworker/0:726:5337 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1334.746927][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.747106][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.747228][ T32] Call trace: [ 1334.747322][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1334.747442][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1334.747499][ T32] r4:00000000 [ 1334.747607][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.747712][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1334.747802][ T32] 9d20: 89b19000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1334.747884][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1334.747942][ T32] 9d60: 80070013 ffffffff [ 1334.747995][ T32] r5:80070013 r4:80239bd0 [ 1334.748040][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.748160][ T32] r4:82ac11e4 [ 1334.748243][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.748344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1334.748392][ T32] r4:eaec9dc0 [ 1334.748444][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1334.748616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1334.748690][ T32] r4:00000000 [ 1334.748777][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1334.748922][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1334.748981][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.749081][ T32] r5:00001000 r4:ecc4f000 [ 1334.749131][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1334.749241][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.749345][ T32] r5:85a50b8c r4:85a50800 [ 1334.749395][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.749488][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1334.749514][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.749565][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.749589][ T32] r4:84879d00 [ 1334.749634][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.749688][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1334.749731][ T32] r4:00000001 [ 1334.749797][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.749846][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1334.749894][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.749930][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.750018][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.750056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.750106][ T32] r4:851e4ec0 [ 1334.750157][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.750191][ T32] INFO: task kworker/0:727:5339 blocked for more than 461 seconds. [ 1334.750249][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.750290][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.750316][ T32] task:kworker/0:727 state:D stack:0 pid:5339 tgid:5339 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.750367][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.750437][ T32] Call trace: [ 1334.750474][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1334.750526][ T32] r10:829187f4 r9:eb96dd84 r8:00000002 r7:60000013 r6:eb96dd8c r5:854ba400 [ 1334.750550][ T32] r4:854ba400 [ 1334.750602][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1334.750660][ T32] r5:854ba400 r4:829187f0 [ 1334.750712][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.750785][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.750845][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb96de08 [ 1334.750871][ T32] r4:00000000 [ 1334.750920][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1334.750965][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.751069][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1334.751120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85370d00 [ 1334.751145][ T32] r4:00000000 [ 1334.751203][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1334.751502][ T32] r5:854f078c r4:854f0400 ** 4 printk messages dropped ** [ 1334.751704][ T32] r4:84912e80 ** 5 printk messages dropped ** [ 1334.751953][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1334.752989][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.753161][ T32] 9d60: 80070013 ffffffff ** 7 printk messages dropped ** [ 1334.753899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 8 printk messages dropped ** [ 1334.774669][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1334.775090][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.775127][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.775255][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.775293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.775329][ T32] r4:851e4ec0 [ 1334.775356][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.775393][ T32] INFO: task kworker/0:728:5340 blocked for more than 461 seconds. [ 1334.775428][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.775456][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.775505][ T32] task:kworker/0:728 state:D stack:0 pid:5340 tgid:5340 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.775564][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.775611][ T32] Call trace: [ 1334.775694][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1334.775753][ T32] r10:829187f4 r9:eb7b9d84 r8:00000002 r7:60000113 r6:eb7b9d8c r5:854b8000 [ 1334.775876][ T32] r4:854b8000 [ 1334.775909][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1334.775953][ T32] r5:854b8000 r4:829187f0 [ 1334.775975][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.776020][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.776172][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b9e08 [ 1334.776425][ T32] r4:00000000 [ 1334.776480][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1334.776525][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.776580][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1334.776628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853707c0 [ 1334.776652][ T32] r4:00000000 [ 1334.776673][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1334.776759][ T32] r9:83018005 r8:854b8000 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [ 1334.776863][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.776964][ T32] r5:00001000 r4:dfa63000 [ 1334.777168][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1334.777215][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.777290][ T32] r5:854ef78c r4:854ef400 [ 1334.777371][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.777423][ T32] r7:dddced40 r6:83018000 r5:854ef78c r4:84912f00 [ 1334.777594][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.777648][ T32] r10:61c88647 r9:854b8000 r8:84912f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.777697][ T32] r4:84912f00 [ 1334.777725][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.777776][ T32] r10:00000000 r9:84912f00 r8:8027ed34 r7:eb96de60 r6:85362e00 r5:854b8000 [ 1334.777801][ T32] r4:00000001 [ 1334.777823][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.777860][ T32] Exception stack(0xeb7b9fb0 to 0xeb7b9ff8) [ 1334.777902][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.777938][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.777997][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.778107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.778135][ T32] r4:853706c0 [ 1334.778720][ T32] INFO: task kworker/0:728:5340 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1334.778765][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.778867][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.778917][ T32] Call trace: [ 1334.778983][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1334.779039][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1334.779081][ T32] r4:00000000 [ 1334.779121][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.779328][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1334.779492][ T32] 9d20: 89ed8000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1334.779528][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1334.779554][ T32] 9d60: 80070013 ffffffff [ 1334.779581][ T32] r5:80070013 r4:80239bd0 [ 1334.779603][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.779775][ T32] r4:82ac11e4 [ 1334.779802][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.779851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1334.779902][ T32] r4:eaec9dc0 [ 1334.779927][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1334.780310][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1334.780996][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 4 printk messages dropped ** [ 1334.781264][ T32] r4:851e4ec0 ** 5 printk messages dropped ** [ 1334.781688][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.782125][ T32] r5:854bbc00 r4:829187f0 [ 1334.782327][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1334.782424][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb971e08 ** 3 printk messages dropped ** [ 1334.782802][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1334.783052][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1334.783415][ T32] r7:dddced40 r6:83018000 r5:854efb8c r4:84912f80 ** 9 printk messages dropped ** [ 1334.783888][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1334.811964][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.812381][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 3 printk messages dropped ** [ 1334.812525][ T32] r5:80070013 r4:80239bd0 ** 4 printk messages dropped ** [ 1334.813013][ T32] r4:eaec9dc0 ** 2 printk messages dropped ** [ 1334.813113][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.813532][ T32] r5:85a50b8c r4:85a50800 ** 1 printk messages dropped ** [ 1334.813610][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1334.813661][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.813721][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.813747][ T32] r4:84879d00 [ 1334.813793][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.813846][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1334.813872][ T32] r4:00000001 [ 1334.813907][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.818622][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1334.818679][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.818765][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.818825][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.818863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.818889][ T32] r4:851e4ec0 [ 1334.818913][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.818943][ T32] INFO: task kworker/0:730:5344 blocked for more than 461 seconds. [ 1334.818977][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.819003][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.819027][ T32] task:kworker/0:730 state:D stack:0 pid:5344 tgid:5344 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.819143][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.819202][ T32] Call trace: [ 1334.819289][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1334.819358][ T32] r10:829187f4 r9:eb8c5d84 r8:00000002 r7:60000113 r6:eb8c5d8c r5:8555bc00 [ 1334.819412][ T32] r4:8555bc00 [ 1334.819437][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1334.819539][ T32] r5:8555bc00 r4:829187f0 [ 1334.819565][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.819609][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.819660][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c5e08 [ 1334.819685][ T32] r4:00000000 [ 1334.819711][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1334.819758][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.819802][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1334.819873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85370a40 [ 1334.819902][ T32] r4:00000000 [ 1334.819925][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1334.819978][ T32] r9:83018005 r8:8555bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1334.820025][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.820076][ T32] r5:00001000 r4:ead5f000 [ 1334.820099][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1334.820143][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.820189][ T32] r5:854eff8c r4:854efc00 [ 1334.820260][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.820364][ T32] r7:dddced40 r6:83018000 r5:854eff8c r4:85508000 [ 1334.820416][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.820501][ T32] r10:61c88647 r9:8555bc00 r8:8550802c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.820558][ T32] r4:85508000 [ 1334.820597][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.820650][ T32] r10:00000000 r9:85508000 r8:8027ed34 r7:eb96de60 r6:85508080 r5:8555bc00 [ 1334.820730][ T32] r4:00000001 [ 1334.820787][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.820831][ T32] Exception stack(0xeb8c5fb0 to 0xeb8c5ff8) [ 1334.820861][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.820894][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.820948][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.820984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.821009][ T32] r4:85370900 [ 1334.821574][ T32] INFO: task kworker/0:730:5344 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1334.821646][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.821731][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.821808][ T32] Call trace: [ 1334.821845][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1334.821900][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1334.821926][ T32] r4:00000000 [ 1334.821960][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.822006][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 3 printk messages dropped ** [ 1334.822155][ T32] r5:80070013 r4:80239bd0 ** 4 printk messages dropped ** [ 1334.822316][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1334.822596][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 9 printk messages dropped ** [ 1334.823105][ T32] r4:84879d00 ** 5 printk messages dropped ** [ 1334.823315][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.823557][ T32] INFO: task kworker/0:731:5347 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 1334.835853][ T32] r5:8555ec00 r4:829187f0 [ 1334.835885][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1334.836098][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1334.836563][ T32] r5:854f038c r4:854f0000 ** 4 printk messages dropped ** [ 1334.836801][ T32] r4:85508100 ** 4 printk messages dropped ** [ 1334.837042][ T32] Exception stack(0xeb979fb0 to 0xeb979ff8) ** 5 printk messages dropped ** [ 1334.837855][ T32] INFO: task kworker/0:731:5347 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 9 printk messages dropped ** [ 1334.838330][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1334.838604][ T32] r4:eaec9dc0 [ 1334.838625][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1334.838671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1334.838695][ T32] r4:00000000 [ 1334.838722][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1334.838773][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1334.838809][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.838859][ T32] r5:00001000 r4:ecc4f000 [ 1334.838880][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1334.838923][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.839004][ T32] r5:85a50b8c r4:85a50800 [ 1334.839030][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.839110][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1334.839137][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.839206][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.839234][ T32] r4:84879d00 [ 1334.839255][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.839306][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1334.839365][ T32] r4:00000001 [ 1334.839390][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.839428][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1334.839470][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.839576][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.839633][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.839669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.839694][ T32] r4:851e4ec0 [ 1334.839721][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.839749][ T32] INFO: task kworker/0:732:5349 blocked for more than 461 seconds. [ 1334.839781][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.839807][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.839829][ T32] task:kworker/0:732 state:D stack:0 pid:5349 tgid:5349 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.839924][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.840010][ T32] Call trace: [ 1334.840164][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1334.840218][ T32] r10:829187f4 r9:eb97dd84 r8:00000002 r7:60000113 r6:eb97dd8c r5:8555e000 [ 1334.840267][ T32] r4:8555e000 [ 1334.840292][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1334.840370][ T32] r5:8555e000 r4:829187f0 [ 1334.840395][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.840438][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.840488][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb97de08 [ 1334.840511][ T32] r4:00000000 [ 1334.840548][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1334.840592][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.840632][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1334.840761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a2c500 [ 1334.840791][ T32] r4:00000000 [ 1334.840813][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1334.840863][ T32] r9:83018005 r8:8555e000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1334.840904][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.840953][ T32] r5:00001000 r4:eb25d000 [ 1334.840976][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1334.841017][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.841087][ T32] r5:854f0f8c r4:854f0c00 [ 1334.841138][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.841195][ T32] r7:dddced40 r6:83018000 r5:854f0f8c r4:85508200 [ 1334.841219][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.841270][ T32] r10:61c88647 r9:8555e000 r8:8550822c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.841295][ T32] r4:85508200 [ 1334.841314][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.841362][ T32] r10:00000000 r9:85508200 r8:8027ed34 r7:eb96de60 r6:85508280 r5:8555e000 [ 1334.841385][ T32] r4:00000001 [ 1334.841448][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.841594][ T32] Exception stack(0xeb97dfb0 to 0xeb97dff8) [ 1334.841679][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.841719][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.841751][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.841786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.841811][ T32] r4:85370d40 [ 1334.842252][ T32] INFO: task kworker/0:732:5349 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1334.842316][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.842404][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.842452][ T32] Call trace: [ 1334.842484][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1334.842550][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1334.842598][ T32] r4:00000000 [ 1334.842623][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.842675][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1334.842716][ T32] 9d20: 8a57e000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1334.842774][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1334.842804][ T32] 9d60: 80070013 ffffffff [ 1334.842835][ T32] r5:80070013 r4:80239bd0 [ 1334.842859][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.842925][ T32] r4:82ac11e4 [ 1334.842951][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.843027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1334.843081][ T32] r4:eaec9dc0 [ 1334.843106][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1334.843154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1334.843178][ T32] r4:00000000 [ 1334.843199][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1334.843309][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 3 printk messages dropped ** [ 1334.843495][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.843847][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 7 printk messages dropped ** [ 1334.866802][ T32] r4:851e4ec0 ** 5 printk messages dropped ** [ 1334.867273][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.867830][ T32] r5:8555d400 r4:829187f0 [ 1334.867926][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1334.868374][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1334.869121][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1334.870228][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.870737][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1334.872914][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.873333][ T32] r5:80070013 r4:80239bd0 ** 4 printk messages dropped ** [ 1334.873676][ T32] r4:eaec9dc0 ** 6 printk messages dropped ** [ 1334.904447][ T32] r5:00001000 r4:ecc4f000 ** 6 printk messages dropped ** [ 1334.904856][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.905119][ T32] r4:84879d00 [ 1334.905147][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.905272][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1334.905301][ T32] r4:00000001 [ 1334.905348][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.905393][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1334.905448][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.905485][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.905517][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.905553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.905578][ T32] r4:851e4ec0 [ 1334.905612][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.905654][ T32] INFO: task kworker/0:734:5354 blocked for more than 461 seconds. [ 1334.905693][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.905748][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.905794][ T32] task:kworker/0:734 state:D stack:0 pid:5354 tgid:5354 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.905983][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.906037][ T32] Call trace: [ 1334.906179][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1334.906344][ T32] r10:829187f4 r9:eb985d84 r8:00000002 r7:60000013 r6:eb985d8c r5:84b20000 [ 1334.906452][ T32] r4:84b20000 [ 1334.906553][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1334.906603][ T32] r5:84b20000 r4:829187f0 [ 1334.906626][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.906669][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.906719][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb985e08 [ 1334.906744][ T32] r4:00000000 [ 1334.906818][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1334.906864][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.907028][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1334.907080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551c0c0 [ 1334.907105][ T32] r4:00000000 [ 1334.907152][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1334.907206][ T32] r9:83018005 r8:84b20000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1334.907255][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.907305][ T32] r5:00001000 r4:eb467000 [ 1334.907328][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1334.907371][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.907417][ T32] r5:854f1b8c r4:854f1800 [ 1334.907446][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.907496][ T32] r7:dddced40 r6:83018000 r5:854f1b8c r4:85508400 [ 1334.907532][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.907587][ T32] r10:61c88647 r9:84b20000 r8:8550842c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.907613][ T32] r4:85508400 [ 1334.907682][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.907763][ T32] r10:00000000 r9:85508400 r8:8027ed34 r7:eb97de60 r6:85508480 r5:84b20000 [ 1334.907791][ T32] r4:00000001 [ 1334.907812][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.907852][ T32] Exception stack(0xeb985fb0 to 0xeb985ff8) [ 1334.907897][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.907933][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.907963][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.907996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.908021][ T32] r4:8511cf00 [ 1334.908805][ T32] INFO: task kworker/0:734:5354 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1334.908887][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.909068][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.909123][ T32] Call trace: [ 1334.909182][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1334.909240][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1334.909266][ T32] r4:00000000 [ 1334.909287][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.909354][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1334.909406][ T32] 9d20: 8aebe000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1334.909447][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1334.909499][ T32] 9d60: 80070013 ffffffff [ 1334.909529][ T32] r5:80070013 r4:80239bd0 [ 1334.909553][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.909598][ T32] r4:82ac11e4 [ 1334.909622][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.909694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1334.909775][ T32] r4:eaec9dc0 [ 1334.909807][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1334.909856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1334.909881][ T32] r4:00000000 [ 1334.909901][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1334.909950][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1334.909972][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.910046][ T32] r5:00001000 r4:ecc4f000 [ 1334.910086][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1334.910133][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.910178][ T32] r5:85a50b8c r4:85a50800 [ 1334.910199][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.910249][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1334.910289][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.910352][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.910402][ T32] r4:84879d00 [ 1334.910426][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.910483][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 4 printk messages dropped ** [ 1334.910934][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.911245][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.911628][ T32] r5:84b20c00 r4:829187f0 [ 1334.911653][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1334.912077][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.912395][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.912891][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.913098][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1334.913870][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.930644][ T32] Call trace: [ 1334.930689][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1334.930763][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1334.930789][ T32] r4:00000000 [ 1334.930836][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.930890][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1334.930929][ T32] 9d20: 8b029000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1334.930986][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1334.931016][ T32] 9d60: 80070013 ffffffff [ 1334.931115][ T32] r5:80070013 r4:80239bd0 [ 1334.931142][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.931213][ T32] r4:82ac11e4 [ 1334.931313][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.931370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1334.931420][ T32] r4:eaec9dc0 [ 1334.931451][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1334.931515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1334.931544][ T32] r4:00000000 [ 1334.931590][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1334.931647][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1334.931671][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.931728][ T32] r5:00001000 r4:ecc4f000 [ 1334.931769][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1334.931827][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.931873][ T32] r5:85a50b8c r4:85a50800 [ 1334.931894][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.931944][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1334.931991][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.932174][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.932202][ T32] r4:84879d00 [ 1334.932224][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.932274][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1334.932314][ T32] r4:00000001 [ 1334.932512][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.932587][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1334.932696][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.932732][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.932798][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.932868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.932896][ T32] r4:851e4ec0 [ 1334.932922][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.932952][ T32] INFO: task kworker/0:736:5357 blocked for more than 461 seconds. [ 1334.932988][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.933017][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.933040][ T32] task:kworker/0:736 state:D stack:0 pid:5357 tgid:5357 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.933139][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.933192][ T32] Call trace: [ 1334.933252][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1334.933303][ T32] r10:829187f4 r9:eb98dd84 r8:00000002 r7:60000113 r6:eb98dd8c r5:84b21800 [ 1334.933328][ T32] r4:84b21800 [ 1334.933349][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1334.933391][ T32] r5:84b21800 r4:829187f0 [ 1334.933413][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.933462][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.933512][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb98de08 [ 1334.933536][ T32] r4:00000000 [ 1334.933556][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1334.933596][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.933635][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1334.933680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551c000 [ 1334.933704][ T32] r4:00000000 [ 1334.933743][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1334.945805][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1334.946299][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.946475][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1334.947634][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.947836][ T32] r5:80070013 r4:80239bd0 ** 4 printk messages dropped ** [ 1334.948064][ T32] r4:eaec9dc0 ** 8 printk messages dropped ** [ 1334.948354][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.948692][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.948885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1334.949303][ T32] r4:84b22400 ** 1 printk messages dropped ** [ 1334.949378][ T32] r5:84b22400 r4:829187f0 [ 1334.949404][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.949461][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.949515][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb991e08 [ 1334.949544][ T32] r4:00000000 [ 1334.949567][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1334.949607][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.949644][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1334.949690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551c340 [ 1334.949714][ T32] r4:00000000 [ 1334.949734][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1334.949782][ T32] r9:83018005 r8:84b22400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1334.949831][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.949908][ T32] r5:00001000 r4:eb489000 [ 1334.949953][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1334.950016][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.950066][ T32] r5:854f1f8c r4:854f1c00 [ 1334.950088][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.950158][ T32] r7:dddced40 r6:83018000 r5:854f1f8c r4:85508700 [ 1334.950185][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.950236][ T32] r10:61c88647 r9:84b22400 r8:8550872c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.950261][ T32] r4:85508700 [ 1334.950281][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.950333][ T32] r10:00000000 r9:85508700 r8:8027ed34 r7:eb985e60 r6:85508780 r5:84b22400 [ 1334.950370][ T32] r4:00000001 [ 1334.950421][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.950466][ T32] Exception stack(0xeb991fb0 to 0xeb991ff8) [ 1334.950495][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.950527][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.950556][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.950588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.950644][ T32] r4:8551c100 [ 1334.950951][ T32] INFO: task kworker/0:737:5359 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1334.951015][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.951078][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.951122][ T32] Call trace: [ 1334.951153][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1334.951210][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1334.951236][ T32] r4:00000000 [ 1334.951256][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.951321][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1334.951357][ T32] 9d20: 8b3dc000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1334.951390][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1334.951417][ T32] 9d60: 80070013 ffffffff [ 1334.951448][ T32] r5:80070013 r4:80239bd0 [ 1334.951470][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.951511][ T32] r4:82ac11e4 [ 1334.951532][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.951577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1334.951625][ T32] r4:eaec9dc0 [ 1334.951650][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1334.951697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1334.951721][ T32] r4:00000000 [ 1334.951742][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1334.951812][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 1 printk messages dropped ** [ 1334.951905][ T32] r5:00001000 r4:ecc4f000 ** 3 printk messages dropped ** [ 1334.952044][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1334.952206][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1334.952392][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1334.952513][ T32] r4:851e4ec0 ** 2 printk messages dropped ** [ 1334.952609][ T32] Not tainted 6.15.0-syzkaller #0 ** 4 printk messages dropped ** [ 1334.952791][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1334.953002][ T32] r5:84b23000 r4:829187f0 [ 1334.953023][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.953065][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.953137][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb995e08 [ 1334.953165][ T32] r4:00000000 [ 1334.953246][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1334.953329][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1334.953613][ T32] r5:00001000 r4:eb4a7000 ** 2 printk messages dropped ** [ 1334.953734][ T32] r5:854f238c r4:854f2000 ** 3 printk messages dropped ** [ 1334.976504][ T32] r10:61c88647 r9:84b23000 r8:8550882c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1334.976747][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1334.976939][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1334.977731][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1334.978244][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1334.978488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1334.978540][ T32] r4:eaec9dc0 [ 1334.978565][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1334.978612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1334.978658][ T32] r4:00000000 [ 1334.978758][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1334.978866][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1334.978893][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.978939][ T32] r5:00001000 r4:ecc4f000 [ 1334.979045][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1334.979090][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.979135][ T32] r5:85a50b8c r4:85a50800 [ 1334.979182][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.979236][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1334.979258][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.979310][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.979333][ T32] r4:84879d00 [ 1334.979353][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.979425][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1334.979458][ T32] r4:00000001 [ 1334.979504][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.979565][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1334.979637][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.979701][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.979758][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.979822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.979850][ T32] r4:851e4ec0 [ 1334.979873][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.979960][ T32] INFO: task kworker/0:739:5364 blocked for more than 461 seconds. [ 1334.980095][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.980133][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.980157][ T32] task:kworker/0:739 state:D stack:0 pid:5364 tgid:5364 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.980227][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.980301][ T32] Call trace: [ 1334.980364][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1334.980418][ T32] r10:829187f4 r9:eb99dd84 r8:00000002 r7:60000113 r6:eb99dd8c r5:84b23c00 [ 1334.980447][ T32] r4:84b23c00 [ 1334.980470][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1334.980607][ T32] r5:84b23c00 r4:829187f0 [ 1334.980639][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.980697][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.980751][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb99de08 [ 1334.980775][ T32] r4:00000000 [ 1334.980820][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1334.980866][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.980906][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1334.980976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551ca40 [ 1334.981030][ T32] r4:00000000 [ 1334.981055][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1334.981104][ T32] r9:83018005 r8:84b23c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1334.981128][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.981196][ T32] r5:00001000 r4:eb519000 [ 1334.981221][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1334.981311][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.981387][ T32] r5:854f2f8c r4:854f2c00 [ 1334.981438][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.981491][ T32] r7:dddced40 r6:83018000 r5:854f2f8c r4:85508900 [ 1334.981512][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.981561][ T32] r10:61c88647 r9:84b23c00 r8:8550892c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.981586][ T32] r4:85508900 [ 1334.981607][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.981654][ T32] r10:00000000 r9:85508900 r8:8027ed34 r7:eb995e60 r6:85508980 r5:84b23c00 [ 1334.981700][ T32] r4:00000001 [ 1334.981757][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.981799][ T32] Exception stack(0xeb99dfb0 to 0xeb99dff8) [ 1334.981852][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.981887][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.981953][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.981988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.982022][ T32] r4:8551c440 [ 1334.982317][ T32] INFO: task kworker/0:739:5364 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1334.982352][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.982467][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.982524][ T32] Call trace: [ 1334.982555][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1334.982609][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1334.982634][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.982763][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1334.983175][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.983474][ T32] r5:85a50b8c r4:85a50800 ** 6 printk messages dropped ** [ 1334.983826][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 7 printk messages dropped ** [ 1335.004699][ T32] r4:851e4ec0 ** 5 printk messages dropped ** [ 1335.005039][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.005599][ T32] r5:84b24800 r4:829187f0 ** 2 printk messages dropped ** [ 1335.005868][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d1e08 ** 8 printk messages dropped ** [ 1335.006904][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1335.007520][ T32] r4:85508a00 ** 6 printk messages dropped ** [ 1335.007865][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.009326][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 10 printk messages dropped ** [ 1335.009855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 10 printk messages dropped ** [ 1335.010440][ T32] r5:85a50b8c r4:85a50800 ** 4 printk messages dropped ** [ 1335.010604][ T32] r4:84879d00 ** 2 printk messages dropped ** [ 1335.010696][ T32] r4:00000001 [ 1335.010797][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.010840][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1335.010875][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.010907][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.010936][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.010982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.011053][ T32] r4:851e4ec0 [ 1335.011149][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.011214][ T32] INFO: task kworker/0:741:5367 blocked for more than 461 seconds. [ 1335.011281][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.011335][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.011396][ T32] task:kworker/0:741 state:D stack:0 pid:5367 tgid:5367 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.011524][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.011613][ T32] Call trace: [ 1335.011744][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1335.011855][ T32] r10:829187f4 r9:eb9a5d84 r8:00000002 r7:60000113 r6:eb9a5d8c r5:84b26000 [ 1335.011908][ T32] r4:84b26000 [ 1335.011956][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1335.012047][ T32] r5:84b26000 r4:829187f0 [ 1335.012095][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.012179][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.012307][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a5e08 [ 1335.012367][ T32] r4:00000000 [ 1335.012413][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1335.012503][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.012610][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.012707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551c7c0 [ 1335.012760][ T32] r4:00000000 [ 1335.012809][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.012907][ T32] r9:83018005 r8:84b26000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1335.012959][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.013057][ T32] r5:00001000 r4:eb4f3000 [ 1335.013170][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.013267][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.013361][ T32] r5:854f2b8c r4:854f2800 [ 1335.013407][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.013520][ T32] r7:dddced40 r6:83018000 r5:854f2b8c r4:85508b00 [ 1335.013568][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.013669][ T32] r10:61c88647 r9:84b26000 r8:85508b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.013736][ T32] r4:85508b00 [ 1335.013784][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.013874][ T32] r10:00000000 r9:85508b00 r8:8027ed34 r7:eb99de60 r6:85508b80 r5:84b26000 [ 1335.013974][ T32] r4:00000001 [ 1335.032484][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.032602][ T32] Exception stack(0xeb9a5fb0 to 0xeb9a5ff8) [ 1335.032661][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.032720][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.032754][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.032788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.032814][ T32] r4:8551c8c0 [ 1335.044465][ T32] INFO: task kworker/0:741:5367 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1335.044639][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.044815][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.044927][ T32] Call trace: [ 1335.045030][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1335.045144][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1335.045198][ T32] r4:00000000 [ 1335.045260][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.045351][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1335.045418][ T32] 9d20: 8be30000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1335.045507][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1335.045566][ T32] 9d60: 80070013 ffffffff [ 1335.045633][ T32] r5:80070013 r4:80239bd0 [ 1335.045684][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.045775][ T32] r4:82ac11e4 [ 1335.045820][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.045932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1335.046023][ T32] r4:eaec9dc0 [ 1335.046083][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.046173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1335.046221][ T32] r4:00000000 [ 1335.046265][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.046360][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1335.046406][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.046502][ T32] r5:00001000 r4:ecc4f000 [ 1335.046548][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.046630][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.046721][ T32] r5:85a50b8c r4:85a50800 [ 1335.046765][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.046855][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1335.046921][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.047030][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.047086][ T32] r4:84879d00 [ 1335.047134][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.047237][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1335.047321][ T32] r4:00000001 [ 1335.047509][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.047600][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1335.047659][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.047777][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.047852][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.047935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.047989][ T32] r4:851e4ec0 [ 1335.048031][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.048104][ T32] INFO: task kworker/0:742:5370 blocked for more than 461 seconds. [ 1335.048168][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.048219][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.048259][ T32] task:kworker/0:742 state:D stack:0 pid:5370 tgid:5370 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.048345][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.048487][ T32] Call trace: [ 1335.048569][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1335.048681][ T32] r10:829187f4 r9:eb9a1d84 r8:00000002 r7:60000013 r6:eb9a1d8c r5:84b26c00 [ 1335.048764][ T32] r4:84b26c00 ** 1 printk messages dropped ** [ 1335.048892][ T32] r5:84b26c00 r4:829187f0 [ 1335.048934][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.049009][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.049098][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a1e08 [ 1335.049172][ T32] r4:00000000 [ 1335.049254][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1335.049407][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.049501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551cb40 [ 1335.049547][ T32] r4:00000000 [ 1335.049587][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.049695][ T32] r9:83018005 r8:84b26c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1335.049746][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.049829][ T32] r5:00001000 r4:eb5a9000 [ 1335.049888][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.049970][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.050076][ T32] r5:854f338c r4:854f3000 [ 1335.050132][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.050224][ T32] r7:dddced40 r6:83018000 r5:854f338c r4:85508c00 [ 1335.050316][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.050417][ T32] r10:61c88647 r9:84b26c00 r8:85508c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.050469][ T32] r4:85508c00 [ 1335.050510][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.050626][ T32] r10:00000000 r9:85508c00 r8:8027ed34 r7:eb99de60 r6:85508c80 r5:84b26c00 [ 1335.050675][ T32] r4:00000001 [ 1335.050716][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.050784][ T32] Exception stack(0xeb9a1fb0 to 0xeb9a1ff8) [ 1335.050837][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.050895][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.050966][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.051032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.051076][ T32] r4:8551ca00 [ 1335.052321][ T32] INFO: task kworker/0:742:5370 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1335.052410][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.052679][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.052827][ T32] Call trace: [ 1335.052895][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1335.053025][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1335.053085][ T32] r4:00000000 [ 1335.053130][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.053212][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1335.053276][ T32] 9d20: 8be30000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1335.053340][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1335.053395][ T32] 9d60: 80070013 ffffffff [ 1335.053457][ T32] r5:80070013 r4:80239bd0 [ 1335.053604][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.053702][ T32] r4:82ac11e4 [ 1335.053747][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.053868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1335.074280][ T32] r4:eaec9dc0 [ 1335.074385][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.074474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1335.074506][ T32] r4:00000000 [ 1335.074529][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.074583][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1335.074608][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.074693][ T32] r5:00001000 r4:ecc4f000 [ 1335.074718][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.074761][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.074806][ T32] r5:85a50b8c r4:85a50800 [ 1335.074876][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.074933][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1335.074984][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.075061][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.075089][ T32] r4:84879d00 [ 1335.075110][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.075159][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1335.075183][ T32] r4:00000001 [ 1335.075222][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.075265][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1335.075297][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.075343][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.075429][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.075469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1335.075868][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.076268][ T32] r5:84b25400 r4:829187f0 [ 1335.076291][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.076334][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1335.076590][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1335.076989][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1335.077546][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.078917][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.079243][ T32] r5:80070013 r4:80239bd0 ** 6 printk messages dropped ** [ 1335.079581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 2 printk messages dropped ** [ 1335.079831][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1335.079873][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.079922][ T32] r5:00001000 r4:ecc4f000 [ 1335.079943][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.079993][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.080042][ T32] r5:85a50b8c r4:85a50800 [ 1335.080145][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.080210][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1335.080252][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.080306][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.080330][ T32] r4:84879d00 [ 1335.080422][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.080486][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1335.080511][ T32] r4:00000001 [ 1335.080531][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.080628][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1335.080738][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.080774][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.080806][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.080838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.080863][ T32] r4:851e4ec0 [ 1335.080884][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.080909][ T32] INFO: task kworker/0:744:5373 blocked for more than 461 seconds. [ 1335.080939][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.080964][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.080985][ T32] task:kworker/0:744 state:D stack:0 pid:5373 tgid:5373 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.081032][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.081073][ T32] Call trace: [ 1335.081157][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1335.081255][ T32] r10:829187f4 r9:eb9add84 r8:00000002 r7:60000113 r6:eb9add8c r5:855a8000 [ 1335.081289][ T32] r4:855a8000 [ 1335.081311][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1335.081382][ T32] r5:855a8000 r4:829187f0 [ 1335.081407][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.081480][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.081559][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9ade08 [ 1335.081591][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1335.081687][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1335.081932][ T32] r9:83018005 r8:855a8000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 4 printk messages dropped ** [ 1335.082203][ T32] r5:854f378c r4:854f3400 ** 3 printk messages dropped ** [ 1335.082348][ T32] r10:61c88647 r9:855a8000 r8:85508e2c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1335.082481][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1335.082590][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.083125][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.083593][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 3 printk messages dropped ** [ 1335.083787][ T32] r5:80070013 r4:80239bd0 ** 3 printk messages dropped ** [ 1335.104925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 3 printk messages dropped ** [ 1335.105190][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.105417][ T32] r5:00001000 r4:ecc4f000 ** 2 printk messages dropped ** [ 1335.105571][ T32] r5:85a50b8c r4:85a50800 ** 4 printk messages dropped ** [ 1335.105800][ T32] r4:84879d00 [ 1335.105822][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1335.106003][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1335.106099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1335.106302][ T32] Not tainted 6.15.0-syzkaller #0 ** 4 printk messages dropped ** [ 1335.106672][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1335.106866][ T32] r5:855a8c00 r4:829187f0 [ 1335.106966][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.107020][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.107087][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b1e08 [ 1335.107116][ T32] r4:00000000 [ 1335.107162][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1335.107285][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.107391][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.107497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552f100 [ 1335.107551][ T32] r4:00000000 [ 1335.107600][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.107658][ T32] r9:83018005 r8:855a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1335.107706][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.107756][ T32] r5:00001000 r4:eb637000 [ 1335.107816][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.107862][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.107911][ T32] r5:854f3f8c r4:854f3c00 [ 1335.108010][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.108242][ T32] r7:dddced40 r6:83018000 r5:854f3f8c r4:85508f00 [ 1335.108268][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.108320][ T32] r10:61c88647 r9:855a8c00 r8:85508f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.108369][ T32] r4:85508f00 [ 1335.108393][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.108471][ T32] r10:00000000 r9:85508f00 r8:8027ed34 r7:eb9a9e60 r6:85508f80 r5:855a8c00 [ 1335.108524][ T32] r4:00000001 [ 1335.108688][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.108733][ T32] Exception stack(0xeb9b1fb0 to 0xeb9b1ff8) [ 1335.108773][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.108808][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.108886][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.108923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.108948][ T32] r4:8552f080 [ 1335.109607][ T32] INFO: task kworker/0:745:5375 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1335.109693][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.109772][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.109847][ T32] Call trace: [ 1335.109880][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1335.109982][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1335.110011][ T32] r4:00000000 [ 1335.110032][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.110073][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1335.110106][ T32] 9d20: 8c520000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1335.110139][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1335.110191][ T32] 9d60: 80070013 ffffffff [ 1335.110220][ T32] r5:80070013 r4:80239bd0 [ 1335.110242][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.110361][ T32] r4:82ac11e4 [ 1335.110472][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.110525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1335.110549][ T32] r4:eaec9dc0 [ 1335.110570][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.110675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1335.110766][ T32] r4:00000000 [ 1335.110792][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.110842][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1335.110864][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.110934][ T32] r5:00001000 r4:ecc4f000 [ 1335.110959][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.111019][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.111067][ T32] r5:85a50b8c r4:85a50800 [ 1335.111088][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.111169][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1335.111240][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.111324][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.111381][ T32] r4:84879d00 [ 1335.111407][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.111462][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1335.111504][ T32] r4:00000001 [ 1335.111569][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.111610][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1335.111671][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.111707][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.111737][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.111769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.111792][ T32] r4:851e4ec0 [ 1335.111813][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.111899][ T32] INFO: task kworker/0:746:5377 blocked for more than 461 seconds. [ 1335.111933][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.111958][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.111979][ T32] task:kworker/0:746 state:D stack:0 pid:5377 tgid:5377 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.112079][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.112267][ T32] Call trace: [ 1335.112302][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1335.112382][ T32] r10:829187f4 r9:eb9b5d84 r8:00000002 r7:60000013 r6:eb9b5d8c r5:855a9800 [ 1335.112409][ T32] r4:855a9800 [ 1335.112439][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1335.112516][ T32] r5:855a9800 r4:829187f0 [ 1335.112632][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.112702][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.112756][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b5e08 [ 1335.112804][ T32] r4:00000000 [ 1335.112931][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1335.112978][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.113129][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.113202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552f3c0 [ 1335.113229][ T32] r4:00000000 [ 1335.113262][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.113314][ T32] r9:83018005 r8:855a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1335.113337][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.113383][ T32] r5:00001000 r4:eb64b000 [ 1335.113405][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.113476][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.113525][ T32] r5:8550038c r4:85500000 [ 1335.113581][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.113640][ T32] r7:dddced40 r6:83018000 r5:8550038c r4:85530080 [ 1335.113662][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.113716][ T32] r10:61c88647 r9:855a9800 r8:855300ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.113769][ T32] r4:85530080 [ 1335.113793][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.113843][ T32] r10:00000000 r9:85530080 r8:8027ed34 r7:eb9b1e60 r6:85530100 r5:855a9800 [ 1335.113868][ T32] r4:00000001 [ 1335.113889][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.113941][ T32] Exception stack(0xeb9b5fb0 to 0xeb9b5ff8) [ 1335.146242][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.146337][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.146403][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.146452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.146504][ T32] r4:8552f300 [ 1335.147275][ T32] INFO: task kworker/0:746:5377 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1335.147318][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.147399][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.147469][ T32] Call trace: [ 1335.147529][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1335.147592][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1335.147619][ T32] r4:00000000 [ 1335.147688][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.147735][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1335.147803][ T32] 9d20: 8cbe9000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1335.147838][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1335.147864][ T32] 9d60: 80070013 ffffffff [ 1335.147889][ T32] r5:80070013 r4:80239bd0 [ 1335.147910][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.147983][ T32] r4:82ac11e4 [ 1335.148008][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.148070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1335.148100][ T32] r4:eaec9dc0 [ 1335.148122][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.148197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1335.148251][ T32] r4:00000000 [ 1335.148301][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.148357][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1335.148454][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.148507][ T32] r5:00001000 r4:ecc4f000 [ 1335.148529][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.148589][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.148649][ T32] r5:85a50b8c r4:85a50800 [ 1335.148675][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.148728][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1335.148750][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.148800][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.148826][ T32] r4:84879d00 [ 1335.148907][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.148960][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1335.149010][ T32] r4:00000001 [ 1335.149034][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.149121][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1335.149153][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.149186][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.149241][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.149278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.149302][ T32] r4:851e4ec0 [ 1335.149396][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.149435][ T32] INFO: task kworker/0:747:5378 blocked for more than 461 seconds. [ 1335.149471][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.149500][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.149522][ T32] task:kworker/0:747 state:D stack:0 pid:5378 tgid:5378 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.149681][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.149824][ T32] Call trace: [ 1335.149936][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1335.149991][ T32] r10:829187f4 r9:eb9bdd84 r8:00000002 r7:60000113 r6:eb9bdd8c r5:855aa400 [ 1335.150045][ T32] r4:855aa400 [ 1335.150070][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1335.150116][ T32] r5:855aa400 r4:829187f0 [ 1335.150137][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.150251][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.150330][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9bde08 [ 1335.150437][ T32] r4:00000000 [ 1335.150462][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1335.150505][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.150620][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.150670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552fac0 [ 1335.150695][ T32] r4:00000000 [ 1335.150749][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.150899][ T32] r9:83018005 r8:855aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1335.150973][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.151022][ T32] r5:00001000 r4:eb7bb000 [ 1335.151043][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.151083][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.151128][ T32] r5:8550178c r4:85501400 [ 1335.151148][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.151208][ T32] r7:dddced40 r6:83018000 r5:8550178c r4:85530000 [ 1335.151233][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.151284][ T32] r10:61c88647 r9:855aa400 r8:8553002c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.151313][ T32] r4:85530000 [ 1335.151387][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.151448][ T32] r10:00000000 r9:85530000 r8:8027ed34 r7:eb9b5e60 r6:85530180 r5:855aa400 [ 1335.151474][ T32] r4:00000001 [ 1335.151494][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.151531][ T32] Exception stack(0xeb9bdfb0 to 0xeb9bdff8) [ 1335.151585][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.151620][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.151719][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.151769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.151802][ T32] r4:8552f1c0 [ 1335.152105][ T32] INFO: task kworker/0:747:5378 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1335.152141][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.152199][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.152556][ T32] Call trace: [ 1335.152621][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1335.152699][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1335.152729][ T32] r4:00000000 [ 1335.152858][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.152905][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1335.152937][ T32] 9d20: 8cbe9000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1335.152969][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1335.153007][ T32] 9d60: 80070013 ffffffff [ 1335.153112][ T32] r5:80070013 r4:80239bd0 [ 1335.153137][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.153201][ T32] r4:82ac11e4 [ 1335.153225][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.153296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1335.153328][ T32] r4:eaec9dc0 [ 1335.153351][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.153399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1335.153423][ T32] r4:00000000 [ 1335.153471][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.153560][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1335.153749][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.153800][ T32] r5:00001000 r4:ecc4f000 [ 1335.153820][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.153970][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.184522][ T32] r5:85a50b8c r4:85a50800 [ 1335.184581][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.184673][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1335.184701][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.184755][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.184780][ T32] r4:84879d00 [ 1335.184801][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.184882][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1335.184916][ T32] r4:00000001 [ 1335.184938][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.184976][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1335.185141][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.185179][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.185208][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.185310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.185859][ T32] r4:851e4ec0 [ 1335.186038][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.186085][ T32] INFO: task kworker/0:748:5381 blocked for more than 461 seconds. [ 1335.186122][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.187963][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.187993][ T32] task:kworker/0:748 state:D stack:0 pid:5381 tgid:5381 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.188066][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.188561][ T32] Call trace: [ 1335.188645][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1335.188700][ T32] r10:829187f4 r9:eb9b9d84 r8:00000002 r7:60000013 r6:eb9b9d8c r5:855ab000 [ 1335.188724][ T32] r4:855ab000 [ 1335.188745][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1335.188788][ T32] r5:855ab000 r4:829187f0 [ 1335.188809][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.188852][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.189434][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b9e08 [ 1335.189925][ T32] r4:00000000 [ 1335.189986][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1335.190041][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.190348][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.190633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552f440 [ 1335.190748][ T32] r4:00000000 [ 1335.190773][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.190826][ T32] r9:83018005 r8:855ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1335.190849][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.190979][ T32] r5:00001000 r4:eb65d000 [ 1335.191005][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.191047][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.191196][ T32] r5:8550078c r4:85500400 [ 1335.191221][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.191269][ T32] r7:dddced40 r6:83018000 r5:8550078c r4:85530200 [ 1335.192550][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.192608][ T32] r10:61c88647 r9:855ab000 r8:8553022c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.192632][ T32] r4:85530200 [ 1335.192691][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.192744][ T32] r10:00000000 r9:85530200 r8:8027ed34 r7:eb9bde60 r6:85530280 r5:855ab000 [ 1335.192768][ T32] r4:00000001 [ 1335.192787][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.193748][ T32] Exception stack(0xeb9b9fb0 to 0xeb9b9ff8) [ 1335.193782][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.194137][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.216151][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.216198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.216226][ T32] r4:8552f580 [ 1335.216958][ T32] INFO: task kworker/0:748:5381 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1335.217050][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.217276][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.217409][ T32] Call trace: [ 1335.217498][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1335.217773][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1335.217830][ T32] r4:00000000 [ 1335.218314][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.218360][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1335.218394][ T32] 9d20: 8d378000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1335.218478][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1335.218509][ T32] 9d60: 80070013 ffffffff [ 1335.218541][ T32] r5:80070013 r4:80239bd0 [ 1335.218564][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.218625][ T32] r4:82ac11e4 [ 1335.218650][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.218697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1335.218831][ T32] r4:eaec9dc0 [ 1335.218929][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.218980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1335.219005][ T32] r4:00000000 [ 1335.219025][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.219075][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1335.219122][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.219182][ T32] r5:00001000 r4:ecc4f000 [ 1335.219209][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.219251][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.219295][ T32] r5:85a50b8c r4:85a50800 [ 1335.219316][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.219365][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1335.219408][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.219467][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.219492][ T32] r4:84879d00 [ 1335.219513][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.219562][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1335.219585][ T32] r4:00000001 [ 1335.219605][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.219640][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1335.219669][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.219725][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.219759][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.219815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.219851][ T32] r4:851e4ec0 [ 1335.219874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.219902][ T32] INFO: task kworker/0:749:5383 blocked for more than 461 seconds. [ 1335.219934][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.219963][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.219984][ T32] task:kworker/0:749 state:D stack:0 pid:5383 tgid:5383 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.220079][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.220125][ T32] Call trace: [ 1335.220182][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1335.220236][ T32] r10:829187f4 r9:eb9c5d84 r8:00000002 r7:60000013 r6:eb9c5d8c r5:855abc00 [ 1335.220374][ T32] r4:855abc00 [ 1335.220427][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1335.220482][ T32] r5:855abc00 r4:829187f0 [ 1335.220504][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.220606][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.220767][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c5e08 [ 1335.220896][ T32] r4:00000000 [ 1335.220982][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1335.221028][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.221227][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.221278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552f600 [ 1335.221327][ T32] r4:00000000 [ 1335.221352][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.221415][ T32] r9:83018005 r8:855abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1335.221604][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.221704][ T32] r5:00001000 r4:eb66d000 [ 1335.221728][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.221770][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.221816][ T32] r5:85500b8c r4:85500800 [ 1335.221845][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.221893][ T32] r7:dddced40 r6:83018000 r5:85500b8c r4:85530300 [ 1335.221914][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.222073][ T32] r10:61c88647 r9:855abc00 r8:8553032c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.222101][ T32] r4:85530300 [ 1335.222122][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.222246][ T32] r10:00000000 r9:85530300 r8:8027ed34 r7:eb9bde60 r6:85530380 r5:855abc00 [ 1335.222404][ T32] r4:00000001 [ 1335.222429][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.222496][ T32] Exception stack(0xeb9c5fb0 to 0xeb9c5ff8) [ 1335.222528][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.222560][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.222588][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.222858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.223025][ T32] r4:8552f5c0 [ 1335.223306][ T32] INFO: task kworker/0:749:5383 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1335.223341][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.223532][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.223600][ T32] Call trace: [ 1335.223631][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1335.223689][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1335.223715][ T32] r4:00000000 [ 1335.223736][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.223775][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1335.223807][ T32] 9d20: 8d378000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1335.223838][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1335.223863][ T32] 9d60: 80070013 ffffffff [ 1335.223888][ T32] r5:80070013 r4:80239bd0 [ 1335.223986][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.241152][ T32] r4:82ac11e4 [ 1335.241190][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.241278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1335.241357][ T32] r4:eaec9dc0 [ 1335.241494][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.241583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1335.241690][ T32] r4:00000000 [ 1335.241715][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.241780][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1335.241861][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.241915][ T32] r5:00001000 r4:ecc4f000 ** 1 printk messages dropped ** [ 1335.241979][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1335.242499][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 6 printk messages dropped ** [ 1335.242882][ T32] INFO: task kworker/0:750:5384 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 1335.243580][ T32] r5:855ac800 r4:829187f0 [ 1335.243619][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1335.243822][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1335.252509][ T32] r5:85500f8c r4:85500c00 [ 1335.252619][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.252685][ T32] r7:dddced40 r6:83018000 r5:85500f8c r4:85530400 [ 1335.252729][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.252984][ T32] r10:61c88647 r9:855ac800 r8:8553042c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.253014][ T32] r4:85530400 [ 1335.253084][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.253261][ T32] r10:00000000 r9:85530400 r8:8027ed34 r7:eb9bde60 r6:85530480 r5:855ac800 [ 1335.253289][ T32] r4:00000001 [ 1335.253319][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.253358][ T32] Exception stack(0xeb9c9fb0 to 0xeb9c9ff8) [ 1335.253388][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.253445][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.253480][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.253514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.253587][ T32] r4:8552f5c0 [ 1335.266375][ T32] INFO: task kworker/0:750:5384 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1335.266470][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.266545][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.266602][ T32] Call trace: [ 1335.266762][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1335.266831][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1335.266859][ T32] r4:00000000 [ 1335.266880][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.266921][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1335.266954][ T32] 9d20: 8db5d000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1335.266994][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1335.267022][ T32] 9d60: 80070013 ffffffff [ 1335.267072][ T32] r5:80070013 r4:80239bd0 [ 1335.267112][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.267211][ T32] r4:82ac11e4 [ 1335.267264][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.267345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1335.267405][ T32] r4:eaec9dc0 [ 1335.267439][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.267551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1335.267609][ T32] r4:00000000 [ 1335.267643][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.267701][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1335.267725][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.267770][ T32] r5:00001000 r4:ecc4f000 [ 1335.267816][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.267865][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.267911][ T32] r5:85a50b8c r4:85a50800 [ 1335.267939][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.267990][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1335.268039][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.268094][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.268142][ T32] r4:84879d00 [ 1335.268168][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.268218][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1335.268291][ T32] r4:00000001 [ 1335.268340][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.268383][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1335.268427][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.268463][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.268493][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1335.268583][ T32] r4:851e4ec0 ** 5 printk messages dropped ** [ 1335.268802][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.269129][ T32] r5:855ae000 r4:829187f0 [ 1335.269151][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.269193][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1335.269267][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.269373][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1335.269694][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1335.270142][ T32] r10:00000000 r9:85530500 r8:8027ed34 r7:eb9bde60 r6:85530580 r5:855ae000 ** 9 printk messages dropped ** [ 1335.270892][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.270968][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.271014][ T32] Call trace: [ 1335.271053][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1335.271106][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1335.271154][ T32] r4:00000000 [ 1335.271203][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.271247][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1335.271309][ T32] 9d20: 8db5d000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1335.271371][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1335.271402][ T32] 9d60: 80070013 ffffffff [ 1335.271459][ T32] r5:80070013 r4:80239bd0 [ 1335.271484][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.271529][ T32] r4:82ac11e4 [ 1335.271550][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.271678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1335.271719][ T32] r4:eaec9dc0 [ 1335.271740][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.271786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1335.271810][ T32] r4:00000000 [ 1335.271873][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.271975][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1335.272003][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.272049][ T32] r5:00001000 r4:ecc4f000 [ 1335.272080][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.272126][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.272195][ T32] r5:85a50b8c r4:85a50800 [ 1335.272219][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.272284][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1335.272353][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.272407][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.272435][ T32] r4:84879d00 [ 1335.272470][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.272575][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1335.272635][ T32] r4:00000001 [ 1335.272698][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.272742][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1335.272803][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.272843][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.272876][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1335.273015][ T32] INFO: task kworker/0:752:5388 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 1335.273483][ T32] r5:855aec00 r4:829187f0 [ 1335.273504][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.273545][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.273668][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d1e08 [ 1335.273700][ T32] r4:00000000 [ 1335.273721][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1335.273762][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.273800][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.273870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85531540 [ 1335.273924][ T32] r4:00000000 [ 1335.296399][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.296582][ T32] r9:83018005 r8:855aec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1335.296617][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.296671][ T32] r5:00001000 r4:eb965000 [ 1335.296700][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.296743][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.296790][ T32] r5:85502b8c r4:85502800 [ 1335.296811][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.296862][ T32] r7:dddced40 r6:83018000 r5:85502b8c r4:85530600 [ 1335.296885][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.296934][ T32] r10:61c88647 r9:855aec00 r8:8553062c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.296959][ T32] r4:85530600 [ 1335.297005][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.297063][ T32] r10:00000000 r9:85530600 r8:8027ed34 r7:eb9bde60 r6:85530680 r5:855aec00 [ 1335.297114][ T32] r4:00000001 [ 1335.297144][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.297227][ T32] Exception stack(0xeb9d1fb0 to 0xeb9d1ff8) [ 1335.297294][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.297392][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.297491][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.297582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.297625][ T32] r4:8552fc00 [ 1335.298295][ T32] INFO: task kworker/0:752:5388 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1335.298344][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.298481][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.298610][ T32] Call trace: [ 1335.298658][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1335.298718][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1335.298743][ T32] r4:00000000 [ 1335.298764][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.298804][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1335.298837][ T32] 9d20: 8e127000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1335.298869][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1335.298900][ T32] 9d60: 80070013 ffffffff [ 1335.298928][ T32] r5:80070013 r4:80239bd0 [ 1335.298950][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.299042][ T32] r4:82ac11e4 [ 1335.299145][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.299198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1335.299223][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1335.299485][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 8 printk messages dropped ** [ 1335.299971][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1335.300313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1335.300842][ T32] r10:829187f4 r9:eb9d5d84 r8:00000002 r7:60000013 r6:eb9d5d8c r5:855b1800 ** 2 printk messages dropped ** [ 1335.301007][ T32] r5:855b1800 r4:829187f0 [ 1335.301057][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.301204][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.301362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552fd00 ** 8 printk messages dropped ** [ 1335.301867][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1335.302359][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.302990][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1335.303614][ T32] r4:eaec9dc0 ** 1 printk messages dropped ** [ 1335.303686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 3 printk messages dropped ** [ 1335.303817][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.315451][ T32] r5:85a50b8c r4:85a50800 [ 1335.315491][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.315577][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1335.315604][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.315657][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.315689][ T32] r4:84879d00 [ 1335.315711][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.315772][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1335.315800][ T32] r4:00000001 [ 1335.315871][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.315938][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1335.315984][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.316044][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.316149][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.316185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.316209][ T32] r4:851e4ec0 [ 1335.316258][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.316290][ T32] INFO: task kworker/0:754:5393 blocked for more than 461 seconds. [ 1335.316333][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.316362][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.316409][ T32] task:kworker/0:754 state:D stack:0 pid:5393 tgid:5393 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.316471][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.316572][ T32] Call trace: [ 1335.316614][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1335.316668][ T32] r10:829187f4 r9:eb9ddd84 r8:00000002 r7:60000013 r6:eb9ddd8c r5:855b2400 [ 1335.316696][ T32] r4:855b2400 [ 1335.316730][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1335.316779][ T32] r5:855b2400 r4:829187f0 [ 1335.316800][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.316842][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.316917][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9dde08 [ 1335.316973][ T32] r4:00000000 [ 1335.317002][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1335.317070][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.317116][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.317162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85531000 [ 1335.317210][ T32] r4:00000000 [ 1335.317239][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.317357][ T32] r9:83018005 r8:855b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1335.317431][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.317490][ T32] r5:00001000 r4:eb827000 [ 1335.317512][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.317597][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.317682][ T32] r5:85501f8c r4:85501c00 [ 1335.317732][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.317786][ T32] r7:dddced40 r6:83018000 r5:85501f8c r4:85530800 [ 1335.317838][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.317922][ T32] r10:61c88647 r9:855b2400 r8:8553082c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.317948][ T32] r4:85530800 ** 1 printk messages dropped ** [ 1335.318016][ T32] r10:00000000 r9:85530800 r8:8027ed34 r7:eb9d1e60 r6:85530880 r5:855b2400 ** 9 printk messages dropped ** [ 1335.318982][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1335.319699][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1335.319916][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 8 printk messages dropped ** [ 1335.320315][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1335.320767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1335.321176][ T32] r10:829187f4 r9:eb9cdd84 r8:00000002 r7:60000013 r6:eb9cdd8c r5:854bb000 ** 4 printk messages dropped ** [ 1335.321335][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1335.321736][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1335.322161][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1335.322748][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1335.323335][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1335.323817][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1335.344075][ T32] r4:eaec9dc0 ** 2 printk messages dropped ** [ 1335.344708][ T32] r4:00000000 [ 1335.344730][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.344781][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1335.344804][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.344878][ T32] r5:00001000 r4:ecc4f000 [ 1335.344904][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.344946][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.345018][ T32] r5:85a50b8c r4:85a50800 [ 1335.345044][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.345095][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1335.345117][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.345167][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.345193][ T32] r4:84879d00 [ 1335.345215][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.345308][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1335.345344][ T32] r4:00000001 [ 1335.345433][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.345506][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1335.345546][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.345580][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.345609][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.345643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.345668][ T32] r4:851e4ec0 [ 1335.345742][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.345778][ T32] INFO: task kworker/1:379:5397 blocked for more than 461 seconds. [ 1335.345816][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.345845][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.345868][ T32] task:kworker/1:379 state:D stack:0 pid:5397 tgid:5397 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.345951][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.346033][ T32] Call trace: [ 1335.346110][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1335.346164][ T32] r10:829187f4 r9:eb9d9d84 r8:00000002 r7:60000113 r6:eb9d9d8c r5:854bd400 [ 1335.346232][ T32] r4:854bd400 [ 1335.346257][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1335.346341][ T32] r5:854bd400 r4:829187f0 [ 1335.346399][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.346501][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.346559][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d9e08 [ 1335.346584][ T32] r4:00000000 [ 1335.346605][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1335.346678][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.346750][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.346826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85512440 [ 1335.346854][ T32] r4:00000000 [ 1335.346876][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.346925][ T32] r9:83018205 r8:854bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1335.346948][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.346992][ T32] r5:00001000 r4:eb83d000 [ 1335.347013][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.347056][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.347127][ T32] r5:8550238c r4:85502000 [ 1335.347163][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.347240][ T32] r7:ddde2d40 r6:83018200 r5:8550238c r4:85538000 ** 5 printk messages dropped ** [ 1335.347559][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.347838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1335.349014][ T32] 9d20: 8e4b9000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1335.349482][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.349998][ T32] r5:85a50b8c r4:85a50800 ** 4 printk messages dropped ** [ 1335.350180][ T32] r4:84879d00 ** 6 printk messages dropped ** [ 1335.350466][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.350814][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.351108][ T32] r5:854be000 r4:829187f0 ** 1 printk messages dropped ** [ 1335.351190][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1335.351686][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1335.351824][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1335.352026][ T32] r7:dddced40 r6:83018000 r5:8550278c r4:85530900 [ 1335.352047][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.352145][ T32] r10:61c88647 r9:854be000 r8:8553092c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.352172][ T32] r4:85530900 [ 1335.352194][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.352242][ T32] r10:00000000 r9:85530900 r8:8027ed34 r7:eb9d1e60 r6:85538100 r5:854be000 [ 1335.352266][ T32] r4:00000001 [ 1335.352286][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.352360][ T32] Exception stack(0xeb9e9fb0 to 0xeb9e9ff8) [ 1335.352392][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.352438][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.352472][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.352505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.352562][ T32] r4:85531100 [ 1335.352961][ T32] INFO: task kworker/0:755:5399 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1335.353075][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.353272][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.353332][ T32] Call trace: [ 1335.353365][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1335.353416][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1335.353449][ T32] r4:00000000 [ 1335.353470][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.353510][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1335.353541][ T32] 9d20: 8e4b9000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1335.353573][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1335.353599][ T32] 9d60: 80070013 ffffffff [ 1335.353649][ T32] r5:80070013 r4:80239bd0 [ 1335.353689][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.353736][ T32] r4:82ac11e4 [ 1335.353757][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.353803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1335.353851][ T32] r4:eaec9dc0 [ 1335.353876][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.384281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1335.384370][ T32] r4:00000000 [ 1335.384397][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.384508][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1335.384533][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.384685][ T32] r5:00001000 r4:ecc4f000 [ 1335.384714][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.384760][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.384808][ T32] r5:85a50b8c r4:85a50800 [ 1335.384831][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.384907][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1335.384947][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.385023][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.385061][ T32] r4:84879d00 [ 1335.385092][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.385145][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1335.385170][ T32] r4:00000001 [ 1335.385235][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.385315][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1335.385349][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.385507][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.385558][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.385609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.385634][ T32] r4:851e4ec0 [ 1335.385660][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.385694][ T32] INFO: task kworker/1:380:5401 blocked for more than 461 seconds. [ 1335.385769][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.385844][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.385901][ T32] task:kworker/1:380 state:D stack:0 pid:5401 tgid:5401 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.386160][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.386345][ T32] Call trace: [ 1335.386440][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1335.386496][ T32] r10:829187f4 r9:eb9e5d84 r8:00000002 r7:60000113 r6:eb9e5d8c r5:854bec00 [ 1335.386562][ T32] r4:854bec00 [ 1335.386589][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1335.386637][ T32] r5:854bec00 r4:829187f0 [ 1335.386701][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1335.386982][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9e5e08 ** 7 printk messages dropped ** [ 1335.387406][ T32] r9:83018205 r8:854bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 ** 8 printk messages dropped ** [ 1335.387948][ T32] r10:61c88647 r9:854bec00 r8:855381ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1335.388599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1335.389531][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.389844][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 4 printk messages dropped ** [ 1335.389982][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1335.390501][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.390763][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.391332][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1335.391645][ T32] r4:851e4ec0 ** 2 printk messages dropped ** [ 1335.391917][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.391945][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.391968][ T32] task:kworker/0:756 state:D stack:0 pid:5404 tgid:5404 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.392017][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.392062][ T32] Call trace: [ 1335.392133][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1335.392184][ T32] r10:829187f4 r9:eb9fdd84 r8:00000002 r7:60000013 r6:eb9fdd8c r5:854b6c00 [ 1335.392211][ T32] r4:854b6c00 [ 1335.392232][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1335.392275][ T32] r5:854b6c00 r4:829187f0 [ 1335.392296][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.392346][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.392396][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9fde08 [ 1335.392435][ T32] r4:00000000 [ 1335.392461][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1335.392502][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.392583][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.392662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855317c0 [ 1335.392694][ T32] r4:00000000 [ 1335.392716][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.392765][ T32] r9:83018005 r8:854b6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1335.392787][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.392832][ T32] r5:00001000 r4:eba05000 [ 1335.392855][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.392895][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.392940][ T32] r5:8550338c r4:85503000 [ 1335.392979][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.393030][ T32] r7:dddced40 r6:83018000 r5:8550338c r4:85530980 [ 1335.393094][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.393153][ T32] r10:61c88647 r9:854b6c00 r8:855309ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.393179][ T32] r4:85530980 [ 1335.393210][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.393262][ T32] r10:00000000 r9:85530980 r8:8027ed34 r7:eb9d1e60 r6:85538280 r5:854b6c00 [ 1335.393288][ T32] r4:00000001 [ 1335.393319][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.393381][ T32] Exception stack(0xeb9fdfb0 to 0xeb9fdff8) [ 1335.393413][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.393451][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.393481][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.393513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.393561][ T32] r4:855314c0 [ 1335.393843][ T32] INFO: task kworker/0:756:5404 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1335.393927][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.414352][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.414444][ T32] Call trace: [ 1335.414609][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1335.414674][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1335.414793][ T32] r4:00000000 [ 1335.414861][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.414923][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1335.414968][ T32] 9d20: 8edd1000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1335.415002][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1335.415028][ T32] 9d60: 80070013 ffffffff [ 1335.415055][ T32] r5:80070013 r4:80239bd0 [ 1335.415076][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.415147][ T32] r4:82ac11e4 [ 1335.415175][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.415224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1335.415248][ T32] r4:eaec9dc0 [ 1335.415268][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1335.415593][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.416155][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.416383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1335.416762][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.417158][ T32] r5:854b0000 r4:829187f0 ** 2 printk messages dropped ** [ 1335.417271][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba09e08 ** 7 printk messages dropped ** [ 1335.417799][ T32] r9:83018005 r8:854b0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 ** 8 printk messages dropped ** [ 1335.418427][ T32] r10:61c88647 r9:854b0000 r8:85530a2c r7:82804d40 r6:dddced40 r5:dddced60 ** 4 printk messages dropped ** [ 1335.418723][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1335.418958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1335.419803][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1335.419961][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1335.420014][ T32] r4:00000000 [ 1335.420039][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.420110][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1335.420151][ T32] 9d20: 8edd1000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1335.420185][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1335.420211][ T32] 9d60: 80070013 ffffffff [ 1335.420260][ T32] r5:80070013 r4:80239bd0 [ 1335.420285][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.420338][ T32] r4:82ac11e4 [ 1335.420360][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.420405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1335.420433][ T32] r4:eaec9dc0 [ 1335.420455][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.420526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1335.420589][ T32] r4:00000000 [ 1335.420613][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.420663][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1335.420687][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.420732][ T32] r5:00001000 r4:ecc4f000 [ 1335.420752][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.420793][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.420863][ T32] r5:85a50b8c r4:85a50800 [ 1335.420888][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.420940][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1335.420963][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.421012][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.421035][ T32] r4:84879d00 [ 1335.421201][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.421255][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1335.421309][ T32] r4:00000001 [ 1335.421334][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.421374][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1335.421402][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.421439][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.421469][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.421500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.421524][ T32] r4:851e4ec0 [ 1335.421685][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.421715][ T32] INFO: task kworker/0:758:5407 blocked for more than 461 seconds. [ 1335.421791][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.422017][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.422049][ T32] task:kworker/0:758 state:D stack:0 pid:5407 tgid:5407 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.422098][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.422166][ T32] Call trace: [ 1335.422203][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1335.422253][ T32] r10:829187f4 r9:eba15d84 r8:00000002 r7:60000113 r6:eba15d8c r5:854b9800 [ 1335.422277][ T32] r4:854b9800 [ 1335.422307][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1335.422351][ T32] r5:854b9800 r4:829187f0 [ 1335.422372][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.422412][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.422467][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba15e08 [ 1335.422491][ T32] r4:00000000 [ 1335.422511][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1335.422551][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.422589][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.422646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85531940 [ 1335.422672][ T32] r4:00000000 [ 1335.422693][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.422741][ T32] r9:83018005 r8:854b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1335.422762][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.422830][ T32] r5:00001000 r4:eba21000 [ 1335.422855][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.422900][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.422969][ T32] r5:85503b8c r4:85503800 [ 1335.422993][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.423041][ T32] r7:dddced40 r6:83018000 r5:85503b8c r4:85530a80 [ 1335.423079][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.423133][ T32] r10:61c88647 r9:854b9800 r8:85530aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.423181][ T32] r4:85530a80 [ 1335.423270][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.423331][ T32] r10:00000000 r9:85530a80 r8:8027ed34 r7:eb9fde60 r6:85538380 r5:854b9800 [ 1335.423374][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1335.423510][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.452024][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.452484][ T32] 9d60: 80070013 ffffffff ** 8 printk messages dropped ** [ 1335.452953][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.453233][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1335.453629][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.453843][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.459929][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.460261][ T32] r5:855b8c00 r4:829187f0 [ 1335.460283][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.460324][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1335.460576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85531880 ** 9 printk messages dropped ** [ 1335.461029][ T32] r7:dddced40 r6:83018000 r5:8550378c r4:85530b00 ** 8 printk messages dropped ** [ 1335.461509][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1335.462577][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.462670][ T32] 9d20: 8f281000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 ** 6 printk messages dropped ** [ 1335.462903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1335.462954][ T32] r4:eaec9dc0 [ 1335.463003][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.463054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1335.463078][ T32] r4:00000000 [ 1335.463098][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.463157][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1335.463184][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.463231][ T32] r5:00001000 r4:ecc4f000 [ 1335.463253][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.463293][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.463360][ T32] r5:85a50b8c r4:85a50800 [ 1335.463406][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.463466][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1335.463514][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.463569][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.463618][ T32] r4:84879d00 [ 1335.463642][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.463703][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1335.463758][ T32] r4:00000001 [ 1335.463806][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.463849][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1335.463886][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.479471][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.479546][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.479586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.479614][ T32] r4:851e4ec0 [ 1335.479663][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.479798][ T32] INFO: task kworker/0:760:5411 blocked for more than 461 seconds. [ 1335.479863][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.479920][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.479997][ T32] task:kworker/0:760 state:D stack:0 pid:5411 tgid:5411 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.480080][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.480156][ T32] Call trace: [ 1335.480189][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1335.480243][ T32] r10:829187f4 r9:eba2dd84 r8:00000002 r7:60000113 r6:eba2dd8c r5:855b8000 [ 1335.480267][ T32] r4:855b8000 [ 1335.480312][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1335.480385][ T32] r5:855b8000 r4:829187f0 [ 1335.480420][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.480471][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.480576][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba2de08 [ 1335.480639][ T32] r4:00000000 [ 1335.480687][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1335.480735][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.480778][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.480824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85531e00 [ 1335.480848][ T32] r4:00000000 [ 1335.480869][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.480952][ T32] r9:83018005 r8:855b8000 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [ 1335.480980][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.481027][ T32] r5:00001000 r4:dfa8f000 [ 1335.481049][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.481091][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.481135][ T32] r5:8562078c r4:85620400 [ 1335.481181][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.481237][ T32] r7:dddced40 r6:83018000 r5:8562078c r4:85530b80 [ 1335.481260][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.481315][ T32] r10:61c88647 r9:855b8000 r8:85530bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.481353][ T32] r4:85530b80 [ 1335.481377][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.481427][ T32] r10:00000000 r9:85530b80 r8:8027ed34 r7:eba15e60 r6:85538480 r5:855b8000 [ 1335.481479][ T32] r4:00000001 [ 1335.481551][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.481593][ T32] Exception stack(0xeba2dfb0 to 0xeba2dff8) [ 1335.481622][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.481654][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.481732][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.481769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.481807][ T32] r4:85531940 [ 1335.482385][ T32] INFO: task kworker/0:760:5411 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1335.482433][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.482496][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1335.482606][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1335.483239][ T32] 9d60: 80070013 ffffffff ** 2 printk messages dropped ** [ 1335.483335][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1335.483501][ T32] r4:eaec9dc0 ** 1 printk messages dropped ** [ 1335.483573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 3 printk messages dropped ** [ 1335.483699][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1335.491479][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1335.491518][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.491583][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.491633][ T32] r4:84879d00 [ 1335.491659][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.491721][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1335.491747][ T32] r4:00000001 [ 1335.491769][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.491807][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1335.491869][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.491928][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.491960][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.492018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.492045][ T32] r4:851e4ec0 [ 1335.492068][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.492098][ T32] INFO: task kworker/0:761:5413 blocked for more than 462 seconds. [ 1335.492155][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.492209][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.492235][ T32] task:kworker/0:761 state:D stack:0 pid:5413 tgid:5413 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.492290][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.492411][ T32] Call trace: [ 1335.492449][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1335.492501][ T32] r10:829187f4 r9:eba39d84 r8:00000002 r7:60000113 r6:eba39d8c r5:855b9800 [ 1335.492525][ T32] r4:855b9800 [ 1335.492582][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1335.492630][ T32] r5:855b9800 r4:829187f0 [ 1335.492652][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.492698][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.492748][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba39e08 [ 1335.492771][ T32] r4:00000000 [ 1335.492791][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1335.492856][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.492903][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.492954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85531b00 [ 1335.492979][ T32] r4:00000000 [ 1335.493000][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.493054][ T32] r9:83018005 r8:855b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1335.493104][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.493154][ T32] r5:00001000 r4:eba3b000 [ 1335.493198][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.493245][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.493290][ T32] r5:85503f8c r4:85503c00 [ 1335.493310][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.493368][ T32] r7:dddced40 r6:83018000 r5:85503f8c r4:85530c00 [ 1335.493417][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.493494][ T32] r10:61c88647 r9:855b9800 r8:85530c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.493523][ T32] r4:85530c00 [ 1335.493567][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.493619][ T32] r10:00000000 r9:85530c00 r8:8027ed34 r7:eba2de60 r6:85538500 r5:855b9800 [ 1335.493643][ T32] r4:00000001 [ 1335.493664][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.493708][ T32] Exception stack(0xeba39fb0 to 0xeba39ff8) [ 1335.493737][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.493768][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.493798][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.493854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.493913][ T32] r4:85531a40 [ 1335.506794][ T32] INFO: task kworker/0:761:5413 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1335.506843][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.506967][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.507149][ T32] Call trace: [ 1335.507189][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1335.507321][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1335.507387][ T32] r4:00000000 [ 1335.507424][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.507472][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1335.507507][ T32] 9d20: 8fabb000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1335.507540][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1335.507593][ T32] 9d60: 80070013 ffffffff [ 1335.507630][ T32] r5:80070013 r4:80239bd0 [ 1335.507653][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.507719][ T32] r4:82ac11e4 [ 1335.507752][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.507800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1335.507824][ T32] r4:eaec9dc0 [ 1335.507846][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.507892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1335.507917][ T32] r4:00000000 [ 1335.507937][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.507987][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1335.508009][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.508053][ T32] r5:00001000 r4:ecc4f000 [ 1335.508079][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.508122][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.508187][ T32] r5:85a50b8c r4:85a50800 [ 1335.508216][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.508270][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1335.508305][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.508364][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.508388][ T32] r4:84879d00 [ 1335.508411][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.508463][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1335.508488][ T32] r4:00000001 [ 1335.508509][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.508580][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1335.508614][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.508726][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.508827][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.508864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.508889][ T32] r4:851e4ec0 [ 1335.508912][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.508941][ T32] INFO: task kworker/0:762:5415 blocked for more than 462 seconds. [ 1335.508980][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.509006][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.509028][ T32] task:kworker/0:762 state:D stack:0 pid:5415 tgid:5415 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.509387][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.509512][ T32] Call trace: [ 1335.509660][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1335.509722][ T32] r10:829187f4 r9:eba49d84 r8:00000002 r7:60000013 r6:eba49d8c r5:855ba400 [ 1335.509746][ T32] r4:855ba400 [ 1335.509767][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1335.509810][ T32] r5:855ba400 r4:829187f0 [ 1335.509831][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.509900][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.509955][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba49e08 [ 1335.509979][ T32] r4:00000000 [ 1335.510023][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1335.510114][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.510160][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.510211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85531d00 [ 1335.510267][ T32] r4:00000000 [ 1335.510315][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.510372][ T32] r9:83018005 r8:855ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1335.510399][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.510467][ T32] r5:00001000 r4:eba41000 [ 1335.510493][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.510546][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.510594][ T32] r5:8562038c r4:85620000 [ 1335.510637][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.510694][ T32] r7:dddced40 r6:83018000 r5:8562038c r4:85530c80 [ 1335.510716][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.510767][ T32] r10:61c88647 r9:855ba400 r8:85530cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.510791][ T32] r4:85530c80 [ 1335.510811][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.510858][ T32] r10:00000000 r9:85530c80 r8:8027ed34 r7:eba2de60 r6:85538580 r5:855ba400 [ 1335.510881][ T32] r4:00000001 [ 1335.510901][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.510938][ T32] Exception stack(0xeba49fb0 to 0xeba49ff8) [ 1335.510966][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.511000][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.511067][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.511104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.511129][ T32] r4:85531a40 [ 1335.511410][ T32] INFO: task kworker/0:762:5415 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 5 printk messages dropped ** [ 1335.511813][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1335.512122][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1335.512312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 7 printk messages dropped ** [ 1335.512687][ T32] r5:85a50b8c r4:85a50800 ** 4 printk messages dropped ** [ 1335.512902][ T32] r4:84879d00 ** 2 printk messages dropped ** [ 1335.513025][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1335.513148][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1335.513269][ T32] r4:851e4ec0 [ 1335.513292][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.513342][ T32] INFO: task kworker/0:763:5417 blocked for more than 462 seconds. [ 1335.513399][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.513429][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.513455][ T32] task:kworker/0:763 state:D stack:0 pid:5417 tgid:5417 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.513582][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.513661][ T32] Call trace: [ 1335.513700][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1335.513750][ T32] r10:829187f4 r9:eb8e1d84 r8:00000002 r7:60000013 r6:eb8e1d8c r5:855bb000 [ 1335.513774][ T32] r4:855bb000 [ 1335.513796][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1335.513839][ T32] r5:855bb000 r4:829187f0 [ 1335.513859][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.534544][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.534654][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e1e08 [ 1335.534689][ T32] r4:00000000 [ 1335.534715][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1335.534759][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.534831][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.534891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552ff40 [ 1335.534918][ T32] r4:00000000 [ 1335.534939][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.534992][ T32] r9:83018005 r8:855bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1335.535015][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.535063][ T32] r5:00001000 r4:eac1f000 [ 1335.535110][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.535167][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.535218][ T32] r5:85620f8c r4:85620c00 [ 1335.535241][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.535317][ T32] r7:dddced40 r6:83018000 r5:85620f8c r4:85530d00 [ 1335.535343][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.535405][ T32] r10:61c88647 r9:855bb000 r8:85530d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.535453][ T32] r4:85530d00 [ 1335.535510][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.535563][ T32] r10:00000000 r9:85530d00 r8:8027ed34 r7:eba2de60 r6:85538600 r5:855bb000 [ 1335.535589][ T32] r4:00000001 [ 1335.535610][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.535648][ T32] Exception stack(0xeb8e1fb0 to 0xeb8e1ff8) [ 1335.535693][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.535735][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.535767][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.535800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.535849][ T32] r4:85531c40 [ 1335.536427][ T32] INFO: task kworker/0:763:5417 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1335.536489][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.536677][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.536740][ T32] Call trace: [ 1335.536798][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1335.536879][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1335.536909][ T32] r4:00000000 [ 1335.536931][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.536973][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1335.537006][ T32] 9d20: 8fd89000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1335.537039][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1335.537065][ T32] 9d60: 80070013 ffffffff [ 1335.537090][ T32] r5:80070013 r4:80239bd0 [ 1335.537112][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.537155][ T32] r4:82ac11e4 [ 1335.537177][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.537223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1335.537248][ T32] r4:eaec9dc0 [ 1335.537268][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.537330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1335.537417][ T32] r4:00000000 [ 1335.537451][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.537530][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1335.537591][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.537647][ T32] r5:00001000 r4:ecc4f000 [ 1335.537669][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.537717][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.537762][ T32] r5:85a50b8c r4:85a50800 [ 1335.537782][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.537831][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1335.537853][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.537953][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.538007][ T32] r4:84879d00 [ 1335.538080][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.538132][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1335.538175][ T32] r4:00000001 [ 1335.538224][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.538265][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1335.538294][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.538325][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.538403][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.538444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.538470][ T32] r4:851e4ec0 [ 1335.538502][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.538593][ T32] INFO: task kworker/0:764:5419 blocked for more than 462 seconds. [ 1335.538631][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.538699][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.538920][ T32] task:kworker/0:764 state:D stack:0 pid:5419 tgid:5419 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.538973][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.539065][ T32] Call trace: [ 1335.539102][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1335.539424][ T32] r10:829187f4 r9:eb901d84 r8:00000002 r7:60000113 r6:eb901d8c r5:855bbc00 [ 1335.539452][ T32] r4:855bbc00 [ 1335.539474][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1335.539517][ T32] r5:855bbc00 r4:829187f0 [ 1335.539586][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.539632][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.539735][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb901e08 [ 1335.539777][ T32] r4:00000000 [ 1335.539802][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1335.539842][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.539881][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.540000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85531ec0 [ 1335.540027][ T32] r4:00000000 [ 1335.540176][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.540231][ T32] r9:83018005 r8:855bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1335.540255][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.540299][ T32] r5:00001000 r4:e0885000 [ 1335.540319][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.540359][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.540402][ T32] r5:85620b8c r4:85620800 [ 1335.540423][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.540495][ T32] r7:dddced40 r6:83018000 r5:85620b8c r4:85530d80 [ 1335.540524][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.540637][ T32] r10:61c88647 r9:855bbc00 r8:85530dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.540666][ T32] r4:85530d80 [ 1335.540914][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.540969][ T32] r10:00000000 r9:85530d80 r8:8027ed34 r7:eb8e1e60 r6:85538680 r5:855bbc00 [ 1335.540994][ T32] r4:00000001 [ 1335.541014][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.541235][ T32] Exception stack(0xeb901fb0 to 0xeb901ff8) [ 1335.541317][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.541499][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.541533][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.541565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.541603][ T32] r4:85531d80 [ 1335.542147][ T32] INFO: task kworker/0:764:5419 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1335.542192][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.542578][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.542626][ T32] Call trace: [ 1335.542875][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1335.542955][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1335.543033][ T32] r4:00000000 [ 1335.543058][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1335.543189][ T32] 9d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1335.543417][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1335.543666][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 9 printk messages dropped ** [ 1335.566621][ T32] r4:84879d00 ** 6 printk messages dropped ** [ 1335.566908][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.567488][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.567771][ T32] r5:855bc800 r4:829187f0 [ 1335.567799][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.567845][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1335.568110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855eb1c0 ** 7 printk messages dropped ** [ 1335.568442][ T32] r5:8562178c r4:85621400 ** 6 printk messages dropped ** [ 1335.568813][ T32] r10:00000000 r9:85530e00 r8:8027ed34 r7:eb8e1e60 r6:85538700 r5:855bc800 ** 7 printk messages dropped ** [ 1335.569129][ T32] r4:85531f00 ** 2 printk messages dropped ** [ 1335.570686][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1335.570963][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 5 printk messages dropped ** [ 1335.571309][ T32] 9d60: 80070013 ffffffff ** 4 printk messages dropped ** [ 1335.571469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 5 printk messages dropped ** [ 1335.571734][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 4 printk messages dropped ** [ 1335.571975][ T32] r5:85a50b8c r4:85a50800 ** 1 printk messages dropped ** [ 1335.572075][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 4 printk messages dropped ** [ 1335.572277][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 4 printk messages dropped ** [ 1335.572433][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1335.572618][ T32] INFO: task kworker/0:766:5423 blocked for more than 462 seconds. ** 2 printk messages dropped ** [ 1335.572702][ T32] task:kworker/0:766 state:D stack:0 pid:5423 tgid:5423 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.573082][ T32] r5:855b3000 r4:829187f0 [ 1335.573106][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1335.573197][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9ede08 [ 1335.573244][ T32] r4:00000000 [ 1335.573269][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1335.573309][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.573348][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.573417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855eb040 [ 1335.573494][ T32] r4:00000000 [ 1335.573517][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.573571][ T32] r9:83018005 r8:855b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1335.573622][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.573670][ T32] r5:00001000 r4:eadc5000 [ 1335.573701][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.573743][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.573786][ T32] r5:8562138c r4:85621000 [ 1335.573825][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.573879][ T32] r7:dddced40 r6:83018000 r5:8562138c r4:85530e80 [ 1335.573901][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.594543][ T32] r10:61c88647 r9:855b3000 r8:85530eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.594623][ T32] r4:85530e80 [ 1335.594650][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.594726][ T32] r10:00000000 r9:85530e80 r8:8027ed34 r7:eb939e60 r6:85530f00 r5:855b3000 [ 1335.594751][ T32] r4:00000001 [ 1335.594774][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.594812][ T32] Exception stack(0xeb9edfb0 to 0xeb9edff8) [ 1335.594843][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.594875][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.594904][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.594937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.594961][ T32] r4:855eb000 [ 1335.595645][ T32] INFO: task kworker/0:766:5423 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1335.595712][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.595826][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.595916][ T32] Call trace: [ 1335.596002][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1335.596064][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1335.596092][ T32] r4:00000000 [ 1335.596113][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.596154][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1335.596186][ T32] 9d20: 902db000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1335.596219][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1335.596244][ T32] 9d60: 80070013 ffffffff [ 1335.596271][ T32] r5:80070013 r4:80239bd0 [ 1335.596292][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.596342][ T32] r4:82ac11e4 [ 1335.596402][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.596454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1335.596480][ T32] r4:eaec9dc0 [ 1335.596519][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.596599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1335.596624][ T32] r4:00000000 [ 1335.596645][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.596701][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1335.596724][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.596796][ T32] r5:00001000 r4:ecc4f000 [ 1335.596847][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.596915][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.597033][ T32] r5:85a50b8c r4:85a50800 [ 1335.597112][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.597216][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1335.597267][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.597384][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.597458][ T32] r4:84879d00 [ 1335.597503][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.597597][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1335.597650][ T32] r4:00000001 [ 1335.597702][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.597800][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1335.597867][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.597929][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1335.598104][ T32] r4:851e4ec0 ** 5 printk messages dropped ** [ 1335.598463][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.598949][ T32] r5:855b3c00 r4:829187f0 [ 1335.599007][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.599112][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1335.599575][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1335.600218][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.600859][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.601204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1335.602263][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1335.602644][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.602885][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.603138][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1335.603610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1335.631727][ T32] r4:855b5400 ** 1 printk messages dropped ** [ 1335.631863][ T32] r5:855b5400 r4:829187f0 [ 1335.631907][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.631988][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.632102][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9f1e08 [ 1335.632159][ T32] r4:00000000 [ 1335.632223][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1335.632311][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.632395][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.632489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855eb5c0 [ 1335.632557][ T32] r4:00000000 [ 1335.632623][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.632755][ T32] r9:83018005 r8:855b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1335.632809][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.632905][ T32] r5:00001000 r4:eb1ab000 [ 1335.632953][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.633052][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.633151][ T32] r5:85621f8c r4:85621c00 [ 1335.633212][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.633334][ T32] r7:dddced40 r6:83018000 r5:85621f8c r4:855ef080 [ 1335.633385][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.633488][ T32] r10:61c88647 r9:855b5400 r8:855ef0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.633538][ T32] r4:855ef080 [ 1335.633599][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.633727][ T32] r10:00000000 r9:855ef080 r8:8027ed34 r7:eba55e60 r6:855ef100 r5:855b5400 [ 1335.633800][ T32] r4:00000001 [ 1335.633854][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.640350][ T32] Exception stack(0xeb9f1fb0 to 0xeb9f1ff8) [ 1335.640502][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.640738][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.640776][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.640811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.640836][ T32] r4:855eb380 [ 1335.641593][ T32] INFO: task kworker/0:768:5428 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1335.641634][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.641749][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.641857][ T32] Call trace: [ 1335.642046][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1335.642107][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1335.642133][ T32] r4:00000000 [ 1335.642155][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.642196][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1335.642230][ T32] 9d20: 906d7000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1335.642624][ T32] r4:eaec9dc0 ** 2 printk messages dropped ** [ 1335.642864][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.643106][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1335.643555][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 6 printk messages dropped ** [ 1335.643845][ T32] INFO: task kworker/0:769:5430 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 1335.657361][ T32] r5:855b6000 r4:829187f0 [ 1335.657518][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1335.657746][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba5de08 ** 6 printk messages dropped ** [ 1335.658234][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1335.659005][ T32] r10:61c88647 r9:855b6000 r8:855ef1ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1335.659655][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.661037][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 11 printk messages dropped ** [ 1335.661439][ T32] r4:eaec9dc0 ** 5 printk messages dropped ** [ 1335.661832][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1335.662151][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1335.662295][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1335.662443][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.662529][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.662565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.662589][ T32] r4:851e4ec0 [ 1335.662616][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.662658][ T32] INFO: task kworker/0:770:5432 blocked for more than 462 seconds. [ 1335.662701][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.662728][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.662750][ T32] task:kworker/0:770 state:D stack:0 pid:5432 tgid:5432 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.662813][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.662857][ T32] Call trace: [ 1335.662888][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1335.662939][ T32] r10:829187f4 r9:eba61d84 r8:00000002 r7:60000113 r6:eba61d8c r5:855b6c00 [ 1335.662988][ T32] r4:855b6c00 [ 1335.663013][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1335.663062][ T32] r5:855b6c00 r4:829187f0 [ 1335.663185][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.663230][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.663279][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba61e08 [ 1335.663302][ T32] r4:00000000 [ 1335.663328][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1335.663393][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.663519][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.663580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ebc00 [ 1335.663608][ T32] r4:00000000 [ 1335.663629][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.663688][ T32] r9:83018005 r8:855b6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1335.663722][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.663791][ T32] r5:00001000 r4:eb3a3000 [ 1335.663826][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.663872][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.663964][ T32] r5:85622b8c r4:85622800 [ 1335.684497][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.684621][ T32] r7:dddced40 r6:83018000 r5:85622b8c r4:855ef280 [ 1335.684647][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.684734][ T32] r10:61c88647 r9:855b6c00 r8:855ef2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.684788][ T32] r4:855ef280 [ 1335.684814][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.684891][ T32] r10:00000000 r9:855ef280 r8:8027ed34 r7:eba5de60 r6:855ef300 r5:855b6c00 [ 1335.684943][ T32] r4:00000001 [ 1335.684992][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.685036][ T32] Exception stack(0xeba61fb0 to 0xeba61ff8) [ 1335.685069][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.685111][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.685144][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.685213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.685267][ T32] r4:855eb580 [ 1335.686006][ T32] INFO: task kworker/0:770:5432 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1335.686046][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.686166][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.686233][ T32] Call trace: [ 1335.686293][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1335.686351][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1335.686410][ T32] r4:00000000 [ 1335.686440][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.686496][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1335.686556][ T32] 9d20: 90b5a000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1335.686593][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1335.686621][ T32] 9d60: 80070013 ffffffff [ 1335.686679][ T32] r5:80070013 r4:80239bd0 [ 1335.686729][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.686804][ T32] r4:82ac11e4 [ 1335.686829][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.686895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1335.686938][ T32] r4:eaec9dc0 [ 1335.686960][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.687031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1335.687061][ T32] r4:00000000 [ 1335.687111][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.687167][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1335.687196][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.687243][ T32] r5:00001000 r4:ecc4f000 [ 1335.687264][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.687305][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.687373][ T32] r5:85a50b8c r4:85a50800 [ 1335.687398][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.687448][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1335.687469][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.687518][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.687542][ T32] r4:84879d00 [ 1335.687564][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.687622][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1335.687675][ T32] r4:00000001 [ 1335.687704][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.687742][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1335.687794][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.687829][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.687871][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.687917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.687970][ T32] r4:851e4ec0 [ 1335.687996][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.688027][ T32] INFO: task kworker/0:771:5435 blocked for more than 462 seconds. [ 1335.688073][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.688104][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.688126][ T32] task:kworker/0:771 state:D stack:0 pid:5435 tgid:5435 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.688176][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.688232][ T32] Call trace: [ 1335.688284][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1335.688345][ T32] r10:829187f4 r9:eba69d84 r8:00000002 r7:60000113 r6:eba69d8c r5:855b0000 [ 1335.688379][ T32] r4:855b0000 [ 1335.688405][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1335.688450][ T32] r5:855b0000 r4:829187f0 [ 1335.688471][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.688549][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.688608][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba69e08 [ 1335.688633][ T32] r4:00000000 [ 1335.688653][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1335.688710][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.688753][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.688798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855eba40 [ 1335.688842][ T32] r4:00000000 [ 1335.688866][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.688915][ T32] r9:83018005 r8:855b0000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1335.688937][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.688990][ T32] r5:00001000 r4:eb357000 [ 1335.689036][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1335.689171][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1335.689460][ T32] r4:00000001 [ 1335.689485][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.689524][ T32] Exception stack(0xeba69fb0 to 0xeba69ff8) [ 1335.689554][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.689613][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.689667][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.689708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.689756][ T32] r4:855eba00 [ 1335.690186][ T32] INFO: task kworker/0:771:5435 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1335.690285][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.690460][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.690583][ T32] Call trace: [ 1335.690647][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1335.690760][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1335.690848][ T32] r4:00000000 [ 1335.690903][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.690985][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1335.691069][ T32] 9d20: 90b5a000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1335.691140][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1335.691198][ T32] 9d60: 80070013 ffffffff [ 1335.691257][ T32] r5:80070013 r4:80239bd0 [ 1335.691304][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.691399][ T32] r4:82ac11e4 [ 1335.691425][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1335.691702][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 8 printk messages dropped ** [ 1335.692136][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1335.692773][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.693388][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.693670][ T32] r5:855ad400 r4:829187f0 [ 1335.693707][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.693750][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.693799][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba6de08 ** 2 printk messages dropped ** [ 1335.693967][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1335.713808][ T32] r9:83018005 r8:855ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 ** 7 printk messages dropped ** [ 1335.714777][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1335.715407][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.717300][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1335.718170][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1335.718394][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 8 printk messages dropped ** [ 1335.718761][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1335.718894][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.719095][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.719132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.719182][ T32] r4:851e4ec0 [ 1335.719213][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.719243][ T32] INFO: task kworker/0:773:5439 blocked for more than 462 seconds. [ 1335.719278][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.719331][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.719480][ T32] task:kworker/0:773 state:D stack:0 pid:5439 tgid:5439 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.719532][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.719626][ T32] Call trace: [ 1335.719660][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1335.719715][ T32] r10:829187f4 r9:eba71d84 r8:00000002 r7:60000113 r6:eba71d8c r5:84530000 [ 1335.719739][ T32] r4:84530000 [ 1335.719786][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1335.719833][ T32] r5:84530000 r4:829187f0 [ 1335.719855][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.719897][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.719946][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba71e08 [ 1335.719989][ T32] r4:00000000 [ 1335.720038][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1335.720082][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.720129][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.720192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f0000 [ 1335.720239][ T32] r4:00000000 [ 1335.720281][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.720358][ T32] r9:83018005 r8:84530000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1335.720384][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.720444][ T32] r5:00001000 r4:eb6cf000 [ 1335.720467][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.720522][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.720608][ T32] r5:8562378c r4:85623400 [ 1335.720632][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.720712][ T32] r7:dddced40 r6:83018000 r5:8562378c r4:855ef580 [ 1335.720838][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.720892][ T32] r10:61c88647 r9:84530000 r8:855ef5ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.720916][ T32] r4:855ef580 [ 1335.720959][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.721013][ T32] r10:00000000 r9:855ef580 r8:8027ed34 r7:eba6de60 r6:855ef600 r5:84530000 [ 1335.721039][ T32] r4:00000001 [ 1335.721074][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.721168][ T32] Exception stack(0xeba71fb0 to 0xeba71ff8) [ 1335.721226][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.721261][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.721291][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.721347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.721374][ T32] r4:855ebbc0 [ 1335.721685][ T32] INFO: task kworker/0:773:5439 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1335.721749][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.721812][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.721881][ T32] Call trace: [ 1335.721952][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1335.722009][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1335.722035][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.722198][ T32] 9d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1335.722441][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1335.722663][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 8 printk messages dropped ** [ 1335.723330][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1335.723759][ T32] r4:851e4ec0 ** 2 printk messages dropped ** [ 1335.723840][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1335.723977][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.753510][ T32] r4:84530c00 ** 1 printk messages dropped ** [ 1335.753575][ T32] r5:84530c00 r4:829187f0 ** 1 printk messages dropped ** [ 1335.753640][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1335.754406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855eb880 ** 3 printk messages dropped ** [ 1335.754553][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1335.754848][ T32] r7:dddced40 r6:83018000 r5:8562338c r4:855ef680 [ 1335.754871][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.754920][ T32] r10:61c88647 r9:84530c00 r8:855ef6ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.754945][ T32] r4:855ef680 [ 1335.754978][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.755039][ T32] r10:00000000 r9:855ef680 r8:8027ed34 r7:eba71e60 r6:855ef700 r5:84530c00 [ 1335.755070][ T32] r4:00000001 [ 1335.755103][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.755170][ T32] Exception stack(0xeba65fb0 to 0xeba65ff8) [ 1335.755229][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.755264][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.755294][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.755352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.755381][ T32] r4:85531080 [ 1335.756134][ T32] INFO: task kworker/0:774:5440 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1335.756194][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.756281][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.756352][ T32] Call trace: [ 1335.756446][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1335.756508][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1335.756570][ T32] r4:00000000 [ 1335.756642][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.756704][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1335.756742][ T32] 9d20: 911b2000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1335.756798][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1335.756833][ T32] 9d60: 80070013 ffffffff [ 1335.756876][ T32] r5:80070013 r4:80239bd0 [ 1335.756932][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.757030][ T32] r4:82ac11e4 [ 1335.757102][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.757235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1335.757300][ T32] r4:eaec9dc0 [ 1335.757349][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.757446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1335.757500][ T32] r4:00000000 [ 1335.757548][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.757645][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1335.757671][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.757739][ T32] r5:00001000 r4:ecc4f000 [ 1335.757764][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.757832][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.757883][ T32] r5:85a50b8c r4:85a50800 [ 1335.757903][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.757969][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1335.758020][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.758129][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.758180][ T32] r4:84879d00 [ 1335.758227][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.758327][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1335.758380][ T32] r4:00000001 [ 1335.758447][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.758553][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1335.758636][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.758736][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.758809][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.758910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.758971][ T32] r4:851e4ec0 [ 1335.759022][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1335.759296][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.759585][ T32] r5:84531800 r4:829187f0 [ 1335.759609][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.759652][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1335.759936][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1335.760272][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1335.760756][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1335.761519][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.761937][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1335.762279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1335.762324][ T32] r4:00000000 [ 1335.762349][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.762399][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1335.762421][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.762466][ T32] r5:00001000 r4:ecc4f000 [ 1335.762514][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.762559][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.762603][ T32] r5:85a50b8c r4:85a50800 [ 1335.762623][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.762672][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1335.762698][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.762748][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.762772][ T32] r4:84879d00 [ 1335.762803][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.762864][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1335.762889][ T32] r4:00000001 [ 1335.762909][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.762947][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1335.762975][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.763021][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.763060][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.763107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.763156][ T32] r4:851e4ec0 [ 1335.763181][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.763207][ T32] INFO: task kworker/0:776:5446 blocked for more than 462 seconds. [ 1335.763239][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.763265][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.763298][ T32] task:kworker/0:776 state:D stack:0 pid:5446 tgid:5446 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.763349][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.763405][ T32] Call trace: [ 1335.763465][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1335.763516][ T32] r10:829187f4 r9:eba79d84 r8:00000002 r7:60000113 r6:eba79d8c r5:84532400 [ 1335.763541][ T32] r4:84532400 [ 1335.763561][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1335.763603][ T32] r5:84532400 r4:829187f0 [ 1335.763623][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.763663][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.763722][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba79e08 [ 1335.763745][ T32] r4:00000000 [ 1335.763766][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1335.763805][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.763842][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.763910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f0780 [ 1335.796324][ T32] r4:00000000 [ 1335.796371][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.796443][ T32] r9:83018005 r8:84532400 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1335.796469][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.796518][ T32] r5:00001000 r4:eb745000 [ 1335.796568][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.796665][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.796723][ T32] r5:85628b8c r4:85628800 [ 1335.796752][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.796846][ T32] r7:dddced40 r6:83018000 r5:85628b8c r4:855ef880 [ 1335.796951][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.797007][ T32] r10:61c88647 r9:84532400 r8:855ef8ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.797031][ T32] r4:855ef880 [ 1335.797052][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1335.797459][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.798592][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1335.799113][ T32] r4:eaec9dc0 ** 2 printk messages dropped ** [ 1335.799212][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.799420][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1335.799786][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 5 printk messages dropped ** [ 1335.800029][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.800337][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.800604][ T32] r5:84533000 r4:829187f0 ** 2 printk messages dropped ** [ 1335.800757][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba7de08 ** 7 printk messages dropped ** [ 1335.801053][ T32] r9:83018005 r8:84533000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 ** 8 printk messages dropped ** [ 1335.801400][ T32] r10:61c88647 r9:84533000 r8:855ef9ac r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1335.801919][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1335.802450][ T32] INFO: task kworker/0:777:5448 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 5 printk messages dropped ** [ 1335.802783][ T32] r4:00000000 [ 1335.802808][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.802849][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1335.802881][ T32] 9d20: 916ba000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1335.802914][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1335.802940][ T32] 9d60: 80070013 ffffffff [ 1335.802965][ T32] r5:80070013 r4:80239bd0 [ 1335.802986][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.803042][ T32] r4:82ac11e4 [ 1335.803067][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.803117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1335.803190][ T32] r4:eaec9dc0 [ 1335.803215][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.803261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1335.803285][ T32] r4:00000000 [ 1335.803317][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.803384][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1335.803432][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.803480][ T32] r5:00001000 r4:ecc4f000 [ 1335.803502][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.803544][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.803588][ T32] r5:85a50b8c r4:85a50800 [ 1335.803608][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.803656][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1335.803692][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.803748][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.803786][ T32] r4:84879d00 [ 1335.803810][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.803877][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1335.803983][ T32] r4:00000001 [ 1335.826687][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.826752][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1335.826814][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.826875][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.826939][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.827007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.827037][ T32] r4:851e4ec0 [ 1335.827060][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.827090][ T32] INFO: task kworker/0:778:5449 blocked for more than 462 seconds. [ 1335.827124][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.827150][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.827188][ T32] task:kworker/0:778 state:D stack:0 pid:5449 tgid:5449 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.827248][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.827354][ T32] Call trace: [ 1335.827392][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1335.827469][ T32] r10:829187f4 r9:eba81d84 r8:00000002 r7:60000013 r6:eba81d8c r5:84533c00 [ 1335.827547][ T32] r4:84533c00 [ 1335.827572][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1335.827621][ T32] r5:84533c00 r4:829187f0 [ 1335.827692][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.827749][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.827802][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba81e08 [ 1335.827827][ T32] r4:00000000 [ 1335.827863][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1335.827909][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.827950][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 2 printk messages dropped ** [ 1335.828087][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1335.828524][ T32] r10:61c88647 r9:84533c00 r8:855efaac r7:82804d40 r6:dddced40 r5:dddced60 ** 11 printk messages dropped ** [ 1335.829574][ T32] INFO: task kworker/0:778:5449 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 10 printk messages dropped ** [ 1335.830113][ T32] 9d60: 80070013 ffffffff ** 7 printk messages dropped ** [ 1335.830393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 7 printk messages dropped ** [ 1335.830807][ T32] r5:85a50b8c r4:85a50800 ** 7 printk messages dropped ** [ 1335.831194][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.831453][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.831689][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.831853][ T32] Call trace: [ 1335.831979][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1335.832031][ T32] r10:829187f4 r9:eba85d84 r8:00000002 r7:60000013 r6:eba85d8c r5:84534800 [ 1335.832055][ T32] r4:84534800 [ 1335.832076][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1335.832118][ T32] r5:84534800 r4:829187f0 [ 1335.832139][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.832180][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.832244][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba85e08 [ 1335.832272][ T32] r4:00000000 [ 1335.832292][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1335.832357][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.832459][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.832520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f0600 [ 1335.832582][ T32] r4:00000000 [ 1335.832624][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.832678][ T32] r9:83018005 r8:84534800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1335.832707][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.832755][ T32] r5:00001000 r4:eb735000 [ 1335.832777][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.832817][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.832868][ T32] r5:8562878c r4:85628400 [ 1335.832914][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.832966][ T32] r7:dddced40 r6:83018000 r5:8562878c r4:855efb80 [ 1335.832988][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.833075][ T32] r10:61c88647 r9:84534800 r8:855efbac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.833179][ T32] r4:855efb80 [ 1335.833247][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.833299][ T32] r10:00000000 r9:855efb80 r8:8027ed34 r7:eba79e60 r6:855efc00 r5:84534800 [ 1335.833324][ T32] r4:00000001 [ 1335.833400][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.833480][ T32] Exception stack(0xeba85fb0 to 0xeba85ff8) [ 1335.833542][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.833582][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.833613][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.833670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.833704][ T32] r4:855f08c0 [ 1335.854486][ T32] INFO: task kworker/0:779:5451 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1335.854572][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.854641][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.854705][ T32] Call trace: [ 1335.854741][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1335.854798][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1335.854847][ T32] r4:00000000 [ 1335.854873][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.854949][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 1 printk messages dropped ** [ 1335.855033][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1335.855289][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1335.855480][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 8 printk messages dropped ** [ 1335.855899][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1335.856286][ T32] r4:851e4ec0 ** 5 printk messages dropped ** [ 1335.856527][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.856820][ T32] r5:84535400 r4:829187f0 [ 1335.856869][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.857127][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.857371][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1335.857826][ T32] r5:00001000 r4:eb767000 ** 4 printk messages dropped ** [ 1335.858265][ T32] r7:dddced40 r6:83018000 r5:8562938c r4:855efc80 ** 8 printk messages dropped ** [ 1335.858843][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1335.859067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.859120][ T32] r4:855f0a40 [ 1335.860236][ T32] INFO: task kworker/0:780:5454 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1335.860309][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.860427][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.860517][ T32] Call trace: [ 1335.860625][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1335.860742][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1335.860812][ T32] r4:00000000 [ 1335.860863][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.860946][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1335.861013][ T32] 9d20: 91b43000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1335.861076][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1335.861131][ T32] 9d60: 80070013 ffffffff [ 1335.861183][ T32] r5:80070013 r4:80239bd0 [ 1335.861244][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.861347][ T32] r4:82ac11e4 [ 1335.861422][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.861524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1335.861580][ T32] r4:eaec9dc0 [ 1335.861642][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.861747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1335.861817][ T32] r4:00000000 [ 1335.861869][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.861970][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1335.862018][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.862107][ T32] r5:00001000 r4:ecc4f000 [ 1335.862151][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.862233][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.862320][ T32] r5:85a50b8c r4:85a50800 [ 1335.862371][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1335.862520][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1335.862888][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1335.863036][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1335.863095][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.863172][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.863264][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.863355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.863421][ T32] r4:851e4ec0 [ 1335.863488][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.863545][ T32] INFO: task kworker/0:781:5455 blocked for more than 462 seconds. [ 1335.863607][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.863677][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.863734][ T32] task:kworker/0:781 state:D stack:0 pid:5455 tgid:5455 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.863870][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.884574][ T32] Call trace: [ 1335.884629][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1335.884732][ T32] r10:829187f4 r9:eba75d84 r8:00000002 r7:60000113 r6:eba75d8c r5:84536000 [ 1335.884763][ T32] r4:84536000 [ 1335.884796][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1335.884882][ T32] r5:84536000 r4:829187f0 [ 1335.884906][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.884951][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.885001][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba75e08 [ 1335.885028][ T32] r4:00000000 [ 1335.885049][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1335.885089][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.885131][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.885177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f0900 [ 1335.885201][ T32] r4:00000000 [ 1335.885223][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.885273][ T32] r9:83018005 r8:84536000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1335.885296][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.885373][ T32] r5:00001000 r4:eb757000 [ 1335.885399][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.885442][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1335.885520][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1335.885978][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.887094][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.887688][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 2 printk messages dropped ** [ 1335.887818][ T32] 9d60: 80070013 ffffffff ** 4 printk messages dropped ** [ 1335.888008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 8 printk messages dropped ** [ 1335.888417][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1335.888814][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1335.889162][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1335.889552][ T32] r5:84536c00 r4:829187f0 ** 1 printk messages dropped ** [ 1335.889625][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.890022][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1335.890432][ T32] r10:61c88647 r9:84536c00 r8:855efeac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.890457][ T32] r4:855efe80 [ 1335.890479][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.890527][ T32] r10:00000000 r9:855efe80 r8:8027ed34 r7:eba89e60 r6:855eff00 r5:84536c00 [ 1335.890550][ T32] r4:00000001 [ 1335.890570][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.890629][ T32] Exception stack(0xeba8dfb0 to 0xeba8dff8) [ 1335.890661][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.890698][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.890727][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.890773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.890799][ T32] r4:855f09c0 [ 1335.891096][ T32] INFO: task kworker/0:782:5458 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1335.891134][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.891193][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.891238][ T32] Call trace: [ 1335.891317][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1335.891373][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1335.891398][ T32] r4:00000000 [ 1335.891419][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.891459][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1335.891491][ T32] 9d20: 91c78000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1335.891522][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1335.891548][ T32] 9d60: 80070013 ffffffff [ 1335.891590][ T32] r5:80070013 r4:80239bd0 [ 1335.891617][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.891660][ T32] r4:82ac11e4 [ 1335.891686][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.891733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1335.891781][ T32] r4:eaec9dc0 [ 1335.891854][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.891904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1335.891938][ T32] r4:00000000 [ 1335.891962][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.892024][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1335.892051][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.892095][ T32] r5:00001000 r4:ecc4f000 [ 1335.892116][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.892156][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.892200][ T32] r5:85a50b8c r4:85a50800 [ 1335.892220][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.892270][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1335.892291][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.892373][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 2 printk messages dropped ** [ 1335.892527][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 5 printk messages dropped ** [ 1335.892752][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.892784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.892813][ T32] r4:851e4ec0 [ 1335.892877][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.892907][ T32] INFO: task kworker/0:783:5459 blocked for more than 462 seconds. [ 1335.892938][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.892975][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.893000][ T32] task:kworker/0:783 state:D stack:0 pid:5459 tgid:5459 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.893104][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.893149][ T32] Call trace: [ 1335.893180][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1335.893229][ T32] r10:829187f4 r9:eba91d84 r8:00000002 r7:60000113 r6:eba91d8c r5:855b0c00 [ 1335.893311][ T32] r4:855b0c00 [ 1335.893336][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1335.893380][ T32] r5:855b0c00 r4:829187f0 [ 1335.893401][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.893440][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.893488][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba91e08 [ 1335.893511][ T32] r4:00000000 [ 1335.893553][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1335.893599][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.893713][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.893769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856011c0 [ 1335.893794][ T32] r4:00000000 [ 1335.893827][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.893879][ T32] r9:83018005 r8:855b0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1335.893902][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.922477][ T32] r5:00001000 r4:eb8d3000 [ 1335.922519][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.922582][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.922629][ T32] r5:8562a38c r4:8562a000 [ 1335.922651][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.922736][ T32] r7:dddced40 r6:83018000 r5:8562a38c r4:855eff80 [ 1335.922766][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.922844][ T32] r10:61c88647 r9:855b0c00 r8:855effac r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1335.923184][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.938188][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 10 printk messages dropped ** [ 1335.938721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 8 printk messages dropped ** [ 1335.939117][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1335.939522][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.939691][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1335.939885][ T32] INFO: task kworker/0:784:5460 blocked for more than 462 seconds. ** 3 printk messages dropped ** [ 1335.940059][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.940380][ T32] r4:855c0000 [ 1335.940428][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1335.940519][ T32] r5:855c0000 r4:829187f0 [ 1335.940596][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.940714][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.940826][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba99e08 [ 1335.940883][ T32] r4:00000000 [ 1335.940932][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1335.941011][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.941088][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.941184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f0d80 [ 1335.941236][ T32] r4:00000000 [ 1335.941280][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.941395][ T32] r9:83018005 r8:855c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1335.941448][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.941567][ T32] r5:00001000 r4:eb863000 [ 1335.941623][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.941725][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.941853][ T32] r5:85629b8c r4:85629800 [ 1335.941909][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.941962][ T32] r7:dddced40 r6:83018000 r5:85629b8c r4:85603080 [ 1335.942009][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.942093][ T32] r10:61c88647 r9:855c0000 r8:856030ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.942127][ T32] r4:85603080 [ 1335.942147][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.942196][ T32] r10:00000000 r9:85603080 r8:8027ed34 r7:eba91e60 r6:85603100 r5:855c0000 [ 1335.942220][ T32] r4:00000001 [ 1335.942242][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.942280][ T32] Exception stack(0xeba99fb0 to 0xeba99ff8) [ 1335.942324][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.942401][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.942469][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.942540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.942592][ T32] r4:855f0cc0 [ 1335.943669][ T32] INFO: task kworker/0:784:5460 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1335.943725][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.943816][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.943873][ T32] Call trace: [ 1335.943909][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1335.944087][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1335.952254][ T32] r4:00000000 [ 1335.952293][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.952355][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1335.952393][ T32] 9d20: 923c0000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1335.952427][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1335.952477][ T32] 9d60: 80070013 ffffffff ** 4 printk messages dropped ** [ 1335.952767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 8 printk messages dropped ** [ 1335.953156][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1335.953939][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.968006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1335.968896][ T32] r10:829187f4 r9:eba9dd84 r8:00000002 r7:60000013 r6:eba9dd8c r5:855c0c00 ** 2 printk messages dropped ** [ 1335.969185][ T32] r5:855c0c00 r4:829187f0 ** 3 printk messages dropped ** [ 1335.969474][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.969624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85601000 [ 1335.969649][ T32] r4:00000000 [ 1335.969686][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.969752][ T32] r9:83018005 r8:855c0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1335.969779][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.969825][ T32] r5:00001000 r4:eb86d000 [ 1335.969870][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.969916][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.969962][ T32] r5:85629f8c r4:85629c00 [ 1335.970011][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.970072][ T32] r7:dddced40 r6:83018000 r5:85629f8c r4:85603180 [ 1335.970096][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.970146][ T32] r10:61c88647 r9:855c0c00 r8:856031ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.970216][ T32] r4:85603180 [ 1335.970265][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.970324][ T32] r10:00000000 r9:85603180 r8:8027ed34 r7:eba91e60 r6:85603200 r5:855c0c00 ** 1 printk messages dropped ** [ 1335.970396][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1335.971448][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1335.972144][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1335.972410][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.972701][ T32] r5:85a50b8c r4:85a50800 ** 6 printk messages dropped ** [ 1335.972936][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 9 printk messages dropped ** [ 1335.973377][ T32] INFO: task kworker/0:786:5465 blocked for more than 462 seconds. ** 6 printk messages dropped ** [ 1335.973830][ T32] r10:829187f4 r9:ebaa1d84 r8:00000002 r7:60000013 r6:ebaa1d8c r5:855c1800 ** 2 printk messages dropped ** [ 1335.984222][ T32] r5:855c1800 r4:829187f0 [ 1335.984282][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.984419][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.984666][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1335.985133][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.985563][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.986790][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.986929][ T32] Call trace: [ 1335.987063][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1335.987181][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1335.987254][ T32] r4:00000000 [ 1335.987309][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.987399][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1335.987477][ T32] 9d20: 926f4000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1335.987547][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1335.987623][ T32] 9d60: 80070013 ffffffff [ 1335.987700][ T32] r5:80070013 r4:80239bd0 [ 1335.987748][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.987834][ T32] r4:82ac11e4 [ 1335.987879][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.987992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1335.988061][ T32] r4:eaec9dc0 [ 1335.988109][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.988204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1335.988285][ T32] r4:00000000 [ 1335.988336][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.988449][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1335.988518][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.988650][ T32] r5:00001000 r4:ecc4f000 [ 1335.988723][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.988821][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.988910][ T32] r5:85a50b8c r4:85a50800 [ 1335.988953][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.989081][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1335.989144][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.989240][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.989318][ T32] r4:84879d00 [ 1335.989392][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.989524][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1335.989585][ T32] r4:00000001 [ 1335.989633][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.989719][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1335.989781][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.989842][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.989898][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.989977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.990042][ T32] r4:851e4ec0 [ 1335.990108][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.990188][ T32] INFO: task kworker/0:787:5466 blocked for more than 462 seconds. [ 1335.990291][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.990352][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.990417][ T32] task:kworker/0:787 state:D stack:0 pid:5466 tgid:5466 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.990519][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.990624][ T32] Call trace: [ 1335.990703][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1335.990803][ T32] r10:829187f4 r9:ebaa5d84 r8:00000002 r7:60000113 r6:ebaa5d8c r5:855c3c00 [ 1335.990853][ T32] r4:855c3c00 [ 1335.990895][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1335.990979][ T32] r5:855c3c00 r4:829187f0 [ 1335.991029][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.991128][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.991232][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa5e08 [ 1335.991280][ T32] r4:00000000 [ 1335.991322][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1335.991403][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.991479][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1335.991591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85601400 [ 1335.991666][ T32] r4:00000000 [ 1335.991726][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1335.991849][ T32] r9:83018005 r8:855c3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1335.991933][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.992029][ T32] r5:00001000 r4:eb8e3000 [ 1335.992103][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1335.992212][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.992325][ T32] r5:8562a78c r4:8562a400 [ 1335.992431][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.992580][ T32] r7:dddced40 r6:83018000 r5:8562a78c r4:85603380 [ 1335.992636][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.992755][ T32] r10:61c88647 r9:855c3c00 r8:856033ac r7:82804d40 r6:dddced40 r5:dddced60 ** 4 printk messages dropped ** [ 1335.993060][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1336.020791][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1336.021962][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1336.022368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 9 printk messages dropped ** [ 1336.023162][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 7 printk messages dropped ** [ 1336.023805][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 7 printk messages dropped ** [ 1336.037998][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1336.038732][ T32] r5:855c4800 r4:829187f0 [ 1336.038812][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1336.039319][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1336.039882][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.039989][ T32] r5:8562b38c r4:8562b000 [ 1336.040059][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.040192][ T32] r7:dddced40 r6:83018000 r5:8562b38c r4:85603480 [ 1336.040247][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.040349][ T32] r10:61c88647 r9:855c4800 r8:856034ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.040415][ T32] r4:85603480 [ 1336.040479][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.040606][ T32] r10:00000000 r9:85603480 r8:8027ed34 r7:ebaa1e60 r6:85603500 r5:855c4800 [ 1336.040676][ T32] r4:00000001 [ 1336.040748][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.040882][ T32] Exception stack(0xebaa9fb0 to 0xebaa9ff8) [ 1336.040997][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.041085][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.041169][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.041263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.041368][ T32] r4:856015c0 [ 1336.042598][ T32] INFO: task kworker/0:788:5469 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1336.042714][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.042870][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.043036][ T32] Call trace: [ 1336.043128][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1336.043245][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1336.043299][ T32] r4:00000000 [ 1336.043361][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.043469][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1336.043572][ T32] 9d20: 92afe000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1336.043670][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1336.043741][ T32] 9d60: 80070013 ffffffff [ 1336.043796][ T32] r5:80070013 r4:80239bd0 [ 1336.043841][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.064789][ T32] r4:82ac11e4 [ 1336.064938][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.065071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1336.065143][ T32] r4:eaec9dc0 [ 1336.065210][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.065316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1336.065369][ T32] r4:00000000 [ 1336.065434][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.065540][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1336.065600][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.065712][ T32] r5:00001000 r4:ecc4f000 [ 1336.065759][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.065861][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.065957][ T32] r5:85a50b8c r4:85a50800 [ 1336.066008][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.066120][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1336.066168][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.066267][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.066320][ T32] r4:84879d00 [ 1336.066385][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.066488][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1336.066535][ T32] r4:00000001 [ 1336.066576][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.066668][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1336.066743][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.066808][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.066866][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.066952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.067013][ T32] r4:851e4ec0 [ 1336.067067][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.067146][ T32] INFO: task kworker/0:789:5471 blocked for more than 462 seconds. [ 1336.067242][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.067305][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.067357][ T32] task:kworker/0:789 state:D stack:0 pid:5471 tgid:5471 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1336.067799][ T32] r4:855c5400 ** 1 printk messages dropped ** [ 1336.067941][ T32] r5:855c5400 r4:829187f0 [ 1336.067987][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.068105][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.068209][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaade08 [ 1336.068259][ T32] r4:00000000 [ 1336.068325][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1336.068410][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.068523][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1336.068922][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.069299][ T32] r5:8562af8c r4:8562ac00 ** 3 printk messages dropped ** [ 1336.069582][ T32] r10:61c88647 r9:855c5400 r8:856035ac r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1336.070101][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.070170][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.070225][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.070292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.070341][ T32] r4:856017c0 [ 1336.071640][ T32] INFO: task kworker/0:789:5471 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1336.071742][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.071888][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.071994][ T32] Call trace: [ 1336.072067][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1336.072189][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1336.072263][ T32] r4:00000000 [ 1336.072324][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.072430][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1336.072566][ T32] 9d20: 92c3b000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1336.072640][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1336.072701][ T32] 9d60: 80070013 ffffffff [ 1336.072755][ T32] r5:80070013 r4:80239bd0 [ 1336.072798][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.072922][ T32] r4:82ac11e4 [ 1336.073011][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.073115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1336.073170][ T32] r4:eaec9dc0 [ 1336.073214][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.073305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1336.073356][ T32] r4:00000000 [ 1336.073401][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.073592][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1336.073676][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.073797][ T32] r5:00001000 r4:ecc4f000 [ 1336.073847][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1336.099402][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1336.100269][ T32] r4:851e4ec0 ** 5 printk messages dropped ** [ 1336.100780][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.101386][ T32] r5:855c2400 r4:829187f0 [ 1336.101435][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.101521][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.101632][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebab1e08 [ 1336.101693][ T32] r4:00000000 [ 1336.101737][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1336.101835][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.101933][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.102023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85601bc0 [ 1336.102075][ T32] r4:00000000 [ 1336.102138][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.102247][ T32] r9:83018005 r8:855c2400 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1336.102297][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.102410][ T32] r5:00001000 r4:eb925000 [ 1336.102489][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.102578][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.102722][ T32] r5:8562b78c r4:8562b400 [ 1336.102777][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.102885][ T32] r7:dddced40 r6:83018000 r5:8562b78c r4:85603680 [ 1336.102935][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.103053][ T32] r10:61c88647 r9:855c2400 r8:856036ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.103122][ T32] r4:85603680 [ 1336.103165][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.103274][ T32] r10:00000000 r9:85603680 r8:8027ed34 r7:ebaa9e60 r6:85603700 r5:855c2400 [ 1336.103345][ T32] r4:00000001 [ 1336.103391][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.103484][ T32] Exception stack(0xebab1fb0 to 0xebab1ff8) [ 1336.103561][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.103660][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.123091][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1336.129269][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 9 printk messages dropped ** [ 1336.129889][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1336.130666][ T32] r4:84879d00 ** 6 printk messages dropped ** [ 1336.131019][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.131502][ T32] task:kworker/0:791 state:D stack:0 pid:5475 tgid:5475 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.132131][ T32] r5:855c6000 r4:829187f0 ** 1 printk messages dropped ** [ 1336.132377][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.132853][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1336.133515][ T32] r10:61c88647 r9:855c6000 r8:856037ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1336.134009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1336.148692][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 7 printk messages dropped ** [ 1336.149187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 3 printk messages dropped ** [ 1336.149305][ T32] r4:00000000 [ 1336.149398][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.149504][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1336.149531][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.149748][ T32] r5:00001000 r4:ecc4f000 [ 1336.149775][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.149853][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.149903][ T32] r5:85a50b8c r4:85a50800 [ 1336.149926][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.149975][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1336.150037][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.150092][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.150155][ T32] r4:84879d00 [ 1336.150180][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.150229][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1336.150265][ T32] r4:00000001 [ 1336.150347][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.150388][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1336.150501][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.150536][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.150634][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.150671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.150699][ T32] r4:851e4ec0 [ 1336.150722][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.150751][ T32] INFO: task kworker/0:792:5476 blocked for more than 462 seconds. [ 1336.150785][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.150813][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.150834][ T32] task:kworker/0:792 state:D stack:0 pid:5476 tgid:5476 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.150975][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.151109][ T32] Call trace: [ 1336.151216][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1336.151319][ T32] r10:829187f4 r9:ebab5d84 r8:00000002 r7:60000013 r6:ebab5d8c r5:855c6c00 [ 1336.151446][ T32] r4:855c6c00 [ 1336.151471][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1336.151517][ T32] r5:855c6c00 r4:829187f0 [ 1336.151543][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.151612][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.151666][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebab5e08 [ 1336.151772][ T32] r4:00000000 [ 1336.151798][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1336.151841][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.151898][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.151973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85601dc0 [ 1336.152000][ T32] r4:00000000 [ 1336.152020][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.152068][ T32] r9:83018005 r8:855c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1336.152091][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.152158][ T32] r5:00001000 r4:eb953000 [ 1336.152202][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.152255][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.152324][ T32] r5:8562bf8c r4:8562bc00 [ 1336.152348][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.152396][ T32] r7:dddced40 r6:83018000 r5:8562bf8c r4:85603880 [ 1336.152418][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.152466][ T32] r10:61c88647 r9:855c6c00 r8:856038ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.152489][ T32] r4:85603880 [ 1336.152510][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.152576][ T32] r10:00000000 r9:85603880 r8:8027ed34 r7:eba95e60 r6:85603900 r5:855c6c00 [ 1336.152605][ T32] r4:00000001 [ 1336.152627][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.152685][ T32] Exception stack(0xebab5fb0 to 0xebab5ff8) [ 1336.152718][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.152750][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.153299][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1336.153795][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1336.173009][ T32] r4:eaec9dc0 [ 1336.173035][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.173097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1336.173171][ T32] r4:00000000 [ 1336.173203][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.173257][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1336.173281][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.173340][ T32] r5:00001000 r4:ecc4f000 [ 1336.173453][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.173501][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.173547][ T32] r5:85a50b8c r4:85a50800 [ 1336.173569][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.173621][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1336.173643][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.173710][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.173750][ T32] r4:84879d00 [ 1336.173874][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.173928][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1336.174026][ T32] r4:00000001 [ 1336.177898][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.177960][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1336.178005][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.178041][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.178095][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.178133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.178159][ T32] r4:851e4ec0 [ 1336.178183][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.178249][ T32] INFO: task kworker/0:793:5479 blocked for more than 462 seconds. [ 1336.178289][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.178316][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.178340][ T32] task:kworker/0:793 state:D stack:0 pid:5479 tgid:5479 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.178395][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.178496][ T32] Call trace: [ 1336.178644][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1336.178727][ T32] r10:829187f4 r9:ebab9d84 r8:00000002 r7:60000013 r6:ebab9d8c r5:855c3000 [ 1336.178756][ T32] r4:855c3000 [ 1336.178778][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1336.178838][ T32] r5:855c3000 r4:829187f0 [ 1336.178871][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.178914][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.178964][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebab9e08 [ 1336.179020][ T32] r4:00000000 [ 1336.179046][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1336.179235][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.179356][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.179513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85609000 [ 1336.179542][ T32] r4:00000000 [ 1336.179879][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1336.180206][ T32] r5:8563878c r4:85638400 ** 7 printk messages dropped ** [ 1336.180595][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.180862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1336.182825][ T32] 9d20: 93696000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1336.183261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 10 printk messages dropped ** [ 1336.183767][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.201929][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.202349][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.202721][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1336.202832][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1336.203259][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1336.203578][ T32] r10:00000000 r9:85603a80 r8:8027ed34 r7:ebab9e60 r6:85603b00 r5:855b4800 [ 1336.203602][ T32] r4:00000001 [ 1336.203622][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.203707][ T32] Exception stack(0xebac1fb0 to 0xebac1ff8) [ 1336.203741][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.203772][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.203800][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.203832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.203856][ T32] r4:85601e00 [ 1336.212031][ T32] INFO: task kworker/0:794:5480 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1336.212134][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.212233][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.212290][ T32] Call trace: [ 1336.212323][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1336.212391][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1336.212445][ T32] r4:00000000 [ 1336.212498][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.212560][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1336.212620][ T32] 9d20: 93a89000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1336.212669][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1336.212717][ T32] 9d60: 80070013 ffffffff [ 1336.212746][ T32] r5:80070013 r4:80239bd0 [ 1336.212769][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.212815][ T32] r4:82ac11e4 [ 1336.212860][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.212912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1336.212962][ T32] r4:eaec9dc0 [ 1336.212988][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.213068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1336.213124][ T32] r4:00000000 [ 1336.213177][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.213289][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1336.213344][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.213443][ T32] r5:00001000 r4:ecc4f000 [ 1336.213504][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.213597][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.213723][ T32] r5:85a50b8c r4:85a50800 [ 1336.213781][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.213894][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1336.227139][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.227242][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.227274][ T32] r4:84879d00 [ 1336.227297][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.227350][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1336.227398][ T32] r4:00000001 [ 1336.227424][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.227555][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1336.227591][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.227721][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.227755][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.227789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.227813][ T32] r4:851e4ec0 [ 1336.227836][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.227866][ T32] INFO: task kworker/0:795:5483 blocked for more than 462 seconds. [ 1336.227915][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.227946][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.227970][ T32] task:kworker/0:795 state:D stack:0 pid:5483 tgid:5483 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.228052][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.228125][ T32] Call trace: [ 1336.228188][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1336.228241][ T32] r10:829187f4 r9:ebac9d84 r8:00000002 r7:60000113 r6:ebac9d8c r5:84b28000 [ 1336.228266][ T32] r4:84b28000 [ 1336.228286][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1336.228329][ T32] r5:84b28000 r4:829187f0 [ 1336.228350][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.228391][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.228442][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebac9e08 [ 1336.228467][ T32] r4:00000000 [ 1336.228515][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1336.228576][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.228620][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.228691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85609140 [ 1336.228772][ T32] r4:00000000 [ 1336.228798][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.228852][ T32] r9:83018005 r8:84b28000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1336.228897][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.228970][ T32] r5:00001000 r4:ebad1000 [ 1336.228995][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.229038][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.229106][ T32] r5:85638b8c r4:85638800 [ 1336.229131][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.229189][ T32] r7:dddced40 r6:83018000 r5:85638b8c r4:85603b80 ** 1 printk messages dropped ** [ 1336.229290][ T32] r10:61c88647 r9:84b28000 r8:85603bac r7:82804d40 r6:dddced40 r5:dddced60 ** 2 printk messages dropped ** [ 1336.229396][ T32] r10:00000000 r9:85603b80 r8:8027ed34 r7:ebab9e60 r6:85603c00 r5:84b28000 [ 1336.229422][ T32] r4:00000001 [ 1336.229467][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.229507][ T32] Exception stack(0xebac9fb0 to 0xebac9ff8) [ 1336.229536][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.229599][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.229632][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.229686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.229714][ T32] r4:85609280 [ 1336.230364][ T32] INFO: task kworker/0:795:5483 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1336.230403][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.230609][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.230660][ T32] Call trace: [ 1336.230703][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1336.230759][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1336.230784][ T32] r4:00000000 [ 1336.230906][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.230952][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1336.230985][ T32] 9d20: 93ee7000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1336.231042][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1336.231072][ T32] 9d60: 80070013 ffffffff [ 1336.231114][ T32] r5:80070013 r4:80239bd0 [ 1336.231164][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.231211][ T32] r4:82ac11e4 [ 1336.231278][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.231328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1336.231352][ T32] r4:eaec9dc0 [ 1336.231398][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.231450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1336.231475][ T32] r4:00000000 [ 1336.231496][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.231597][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1336.231624][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.231688][ T32] r5:00001000 r4:ecc4f000 [ 1336.231799][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.231921][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.231969][ T32] r5:85a50b8c r4:85a50800 [ 1336.231990][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.232041][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1336.232143][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.232274][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1336.232472][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.232677][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1336.232976][ T32] task:kworker/0:796 state:D stack:0 pid:5485 tgid:5485 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1336.233812][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.233871][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad5e08 ** 1 printk messages dropped ** [ 1336.245053][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1336.245746][ T32] r5:00001000 r4:ebadf000 ** 4 printk messages dropped ** [ 1336.246186][ T32] r7:dddced40 r6:83018000 r5:85638f8c r4:85603c80 ** 1 printk messages dropped ** [ 1336.246273][ T32] r10:61c88647 r9:84b28c00 r8:85603cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.246297][ T32] r4:85603c80 [ 1336.246332][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.246386][ T32] r10:00000000 r9:85603c80 r8:8027ed34 r7:ebac9e60 r6:85603d00 r5:84b28c00 [ 1336.246410][ T32] r4:00000001 [ 1336.246452][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.246494][ T32] Exception stack(0xebad5fb0 to 0xebad5ff8) [ 1336.246525][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.246580][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.246614][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.246648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.246672][ T32] r4:85609100 [ 1336.247278][ T32] INFO: task kworker/0:796:5485 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1336.247314][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.247403][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.247456][ T32] Call trace: [ 1336.247490][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1336.247570][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1336.247603][ T32] r4:00000000 [ 1336.247626][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.247750][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1336.247788][ T32] 9d20: 93ee7000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1336.247820][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1336.247846][ T32] 9d60: 80070013 ffffffff [ 1336.247871][ T32] r5:80070013 r4:80239bd0 [ 1336.247910][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.247957][ T32] r4:82ac11e4 [ 1336.248003][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.248053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1336.248101][ T32] r4:eaec9dc0 [ 1336.248130][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.248183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1336.248210][ T32] r4:00000000 [ 1336.248231][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.248279][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1336.248301][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.248360][ T32] r5:00001000 r4:ecc4f000 [ 1336.248386][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.248428][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1336.248686][ T32] r4:84879d00 ** 6 printk messages dropped ** [ 1336.249052][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1336.249117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.249140][ T32] r4:851e4ec0 [ 1336.249164][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.249192][ T32] INFO: task kworker/0:797:5486 blocked for more than 462 seconds. [ 1336.249229][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.249256][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.249278][ T32] task:kworker/0:797 state:D stack:0 pid:5486 tgid:5486 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.249324][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.249366][ T32] Call trace: [ 1336.249475][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1336.249571][ T32] r4:84b29800 ** 3 printk messages dropped ** [ 1336.249791][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.249841][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebabde08 ** 2 printk messages dropped ** [ 1336.249972][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1336.250249][ T32] r5:00001000 r4:ebaf3000 ** 6 printk messages dropped ** [ 1336.250529][ T32] r10:61c88647 r9:84b29800 r8:85603dac r7:82804d40 r6:dddced40 r5:dddced60 ** 16 printk messages dropped ** [ 1336.251665][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 13 printk messages dropped ** [ 1336.252175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1336.252203][ T32] r4:00000000 [ 1336.252238][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.252315][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1336.252342][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.252388][ T32] r5:00001000 r4:ecc4f000 [ 1336.252409][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.252455][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.252501][ T32] r5:85a50b8c r4:85a50800 [ 1336.252567][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.252623][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1336.252645][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.252700][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.252748][ T32] r4:84879d00 [ 1336.252783][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.252860][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1336.252922][ T32] r4:00000001 [ 1336.252974][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.253015][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1336.253043][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.253076][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1336.253138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 14 printk messages dropped ** [ 1336.275016][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.275116][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebadde08 [ 1336.275169][ T32] r4:00000000 [ 1336.275214][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1336.275805][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1336.276335][ T32] r7:dddced40 r6:83018000 r5:8563938c r4:85603e80 [ 1336.276398][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.276503][ T32] r10:61c88647 r9:84b2a400 r8:85603eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.276596][ T32] r4:85603e80 [ 1336.276648][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.276767][ T32] r10:00000000 r9:85603e80 r8:8027ed34 r7:ebabde60 r6:85603f00 r5:84b2a400 [ 1336.276843][ T32] r4:00000001 [ 1336.276898][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.276967][ T32] Exception stack(0xebaddfb0 to 0xebaddff8) [ 1336.277000][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.277032][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.277061][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.277093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.277118][ T32] r4:856093c0 [ 1336.277736][ T32] INFO: task kworker/0:798:5488 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1336.277775][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.277855][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.277907][ T32] Call trace: [ 1336.277972][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1336.278059][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1336.278125][ T32] r4:00000000 [ 1336.278178][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.278276][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1336.278352][ T32] 9d20: 94374000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1336.278424][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 7 printk messages dropped ** [ 1336.279007][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1336.279461][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 9 printk messages dropped ** [ 1336.279928][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.280342][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.280953][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.281003][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae9e08 ** 2 printk messages dropped ** [ 1336.281167][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1336.281469][ T32] r5:00001000 r4:ebb0d000 ** 5 printk messages dropped ** [ 1336.281854][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1336.282813][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1336.282947][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1336.283195][ T32] r4:00000000 [ 1336.283221][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.283265][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1336.283340][ T32] 9d20: 94374000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1336.283416][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1336.283479][ T32] 9d60: 80070013 ffffffff [ 1336.283538][ T32] r5:80070013 r4:80239bd0 [ 1336.283588][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.283690][ T32] r4:82ac11e4 [ 1336.283738][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.283827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1336.283853][ T32] r4:eaec9dc0 [ 1336.283893][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.314342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1336.314416][ T32] r4:00000000 [ 1336.314443][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.314513][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1336.314560][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.314616][ T32] r5:00001000 r4:ecc4f000 [ 1336.314639][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.314685][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.314734][ T32] r5:85a50b8c r4:85a50800 [ 1336.314755][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.314807][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1336.314931][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.314986][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.315058][ T32] r4:84879d00 [ 1336.315184][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.315253][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1336.315395][ T32] r4:00000001 [ 1336.315420][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.315463][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1336.315496][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.315606][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.315643][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.315679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.315736][ T32] r4:851e4ec0 ** 4 printk messages dropped ** [ 1336.316196][ T32] task:kworker/0:800 state:D stack:0 pid:5492 tgid:5492 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1336.316641][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1336.317306][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.317576][ T32] r5:00001000 r4:ebaf9000 ** 6 printk messages dropped ** [ 1336.317994][ T32] r10:61c88647 r9:84b2bc00 r8:856140ac r7:82804d40 r6:dddced40 r5:dddced60 ** 12 printk messages dropped ** [ 1336.319094][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 16 printk messages dropped ** [ 1336.320124][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1336.320477][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1336.321220][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 2 printk messages dropped ** [ 1336.321447][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.321531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.321588][ T32] r4:851e4ec0 [ 1336.321655][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.321699][ T32] INFO: task kworker/0:801:5495 blocked for more than 462 seconds. [ 1336.321829][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.322043][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.322070][ T32] task:kworker/0:801 state:D stack:0 pid:5495 tgid:5495 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.322196][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.322240][ T32] Call trace: [ 1336.322393][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1336.322446][ T32] r10:829187f4 r9:ebafdd84 r8:00000002 r7:60000113 r6:ebafdd8c r5:84b2c800 [ 1336.322598][ T32] r4:84b2c800 [ 1336.322624][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1336.322669][ T32] r5:84b2c800 r4:829187f0 [ 1336.322719][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.322850][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.322933][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebafde08 [ 1336.322961][ T32] r4:00000000 [ 1336.322983][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1336.323025][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.323144][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.323195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85609940 [ 1336.323219][ T32] r4:00000000 [ 1336.323255][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.323331][ T32] r9:83018005 r8:84b2c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1336.323359][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.323404][ T32] r5:00001000 r4:ebb07000 [ 1336.323449][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.323511][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.323559][ T32] r5:85639f8c r4:85639c00 [ 1336.323582][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.323629][ T32] r7:dddced40 r6:83018000 r5:85639f8c r4:85614180 [ 1336.323689][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.323842][ T32] r10:61c88647 r9:84b2c800 r8:856141ac r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1336.346089][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1336.347086][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1336.347853][ T32] r4:eaec9dc0 ** 1 printk messages dropped ** [ 1336.347976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 10 printk messages dropped ** [ 1336.348429][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1336.348868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.348892][ T32] r4:851e4ec0 [ 1336.348938][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.348971][ T32] INFO: task kworker/0:802:5496 blocked for more than 462 seconds. [ 1336.349005][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.349057][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.349106][ T32] task:kworker/0:802 state:D stack:0 pid:5496 tgid:5496 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.349161][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.349218][ T32] Call trace: [ 1336.349250][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1336.349299][ T32] r10:829187f4 r9:ebb05d84 r8:00000002 r7:60000113 r6:ebb05d8c r5:84b2e000 [ 1336.349323][ T32] r4:84b2e000 [ 1336.349344][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1336.349386][ T32] r5:84b2e000 r4:829187f0 [ 1336.349407][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.349447][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.349507][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb05e08 [ 1336.349535][ T32] r4:00000000 [ 1336.349570][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1336.349613][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.349652][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.349711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85609dc0 [ 1336.349739][ T32] r4:00000000 [ 1336.349758][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.349832][ T32] r9:83018005 r8:84b2e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1336.349857][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.349914][ T32] r5:00001000 r4:ebb1b000 [ 1336.349938][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.349982][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.350097][ T32] r5:8563a78c r4:8563a400 [ 1336.350123][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.350194][ T32] r7:dddced40 r6:83018000 r5:8563a78c r4:85614280 [ 1336.350310][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.350375][ T32] r10:61c88647 r9:84b2e000 r8:856142ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.350414][ T32] r4:85614280 [ 1336.350442][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.350492][ T32] r10:00000000 r9:85614280 r8:8027ed34 r7:ebae9e60 r6:85614300 r5:84b2e000 [ 1336.350613][ T32] r4:00000001 [ 1336.350689][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.350731][ T32] Exception stack(0xebb05fb0 to 0xebb05ff8) [ 1336.350760][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.350791][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.350845][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.350881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.351053][ T32] r4:85609ac0 [ 1336.351335][ T32] INFO: task kworker/0:802:5496 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1336.351387][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.351448][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.351624][ T32] Call trace: [ 1336.351660][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1336.351717][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1336.351741][ T32] r4:00000000 [ 1336.351762][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.351801][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 5 printk messages dropped ** [ 1336.352338][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1336.352595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 11 printk messages dropped ** [ 1336.353429][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1336.370855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1336.371382][ T32] r10:829187f4 r9:ebb19d84 r8:00000002 r7:60000113 r6:ebb19d8c r5:84b2ec00 ** 4 printk messages dropped ** [ 1336.371570][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1336.371771][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.371814][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.371861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561a140 [ 1336.371934][ T32] r4:00000000 [ 1336.371975][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.372036][ T32] r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [ 1336.372078][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.372129][ T32] r5:00001000 r4:dfa7b000 [ 1336.372151][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.372193][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.372263][ T32] r5:8563af8c r4:8563ac00 [ 1336.372290][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.372342][ T32] r7:dddced40 r6:83018000 r5:8563af8c r4:85614380 [ 1336.372365][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.372415][ T32] r10:61c88647 r9:84b2ec00 r8:856143ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.372467][ T32] r4:85614380 [ 1336.372492][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.372555][ T32] r10:00000000 r9:85614380 r8:8027ed34 r7:ebb05e60 r6:85614400 r5:84b2ec00 [ 1336.372582][ T32] r4:00000001 [ 1336.372602][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.372642][ T32] Exception stack(0xebb19fb0 to 0xebb19ff8) [ 1336.372670][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.372733][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.372813][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.372874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.372917][ T32] r4:85609ac0 [ 1336.373790][ T32] INFO: task kworker/0:803:5498 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1336.373865][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.387248][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.387362][ T32] Call trace: [ 1336.387428][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1336.387496][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1336.387524][ T32] r4:00000000 [ 1336.387546][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.387588][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1336.387647][ T32] 9d20: 95211000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1336.387699][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1336.387772][ T32] 9d60: 80070013 ffffffff [ 1336.387803][ T32] r5:80070013 r4:80239bd0 [ 1336.387824][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.387870][ T32] r4:82ac11e4 [ 1336.387892][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.387944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1336.387995][ T32] r4:eaec9dc0 [ 1336.388020][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.388067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 9 printk messages dropped ** [ 1336.388623][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 10 printk messages dropped ** [ 1336.389078][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1336.389775][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1336.389972][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1336.390274][ T32] r5:00001000 r4:ebb2f000 [ 1336.390296][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.390361][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.390411][ T32] r5:8563ab8c r4:8563a800 [ 1336.390481][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.390533][ T32] r7:dddced40 r6:83018000 r5:8563ab8c r4:85614480 [ 1336.390556][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.390605][ T32] r10:61c88647 r9:855c8000 r8:856144ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.390629][ T32] r4:85614480 [ 1336.390654][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.390708][ T32] r10:00000000 r9:85614480 r8:8027ed34 r7:ebb19e60 r6:85614500 r5:855c8000 [ 1336.390732][ T32] r4:00000001 [ 1336.390753][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.390789][ T32] Exception stack(0xebb11fb0 to 0xebb11ff8) [ 1336.390824][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.390858][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.390889][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.390969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.391021][ T32] r4:85609d80 [ 1336.391638][ T32] INFO: task kworker/0:804:5499 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1336.391677][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.391821][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.392066][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 9 printk messages dropped ** [ 1336.392427][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1336.392842][ T32] r5:85a50b8c r4:85a50800 ** 4 printk messages dropped ** [ 1336.393007][ T32] r4:84879d00 ** 4 printk messages dropped ** [ 1336.393183][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 4 printk messages dropped ** [ 1336.393459][ T32] r4:851e4ec0 ** 9 printk messages dropped ** [ 1336.414912][ T32] r4:855bd400 ** 3 printk messages dropped ** [ 1336.415244][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1336.415590][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 16 printk messages dropped ** [ 1336.417122][ T32] r10:00000000 r9:85538780 r8:8027ed34 r7:eb9cde60 r6:85538800 r5:855bd400 ** 13 printk messages dropped ** [ 1336.419563][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 12 printk messages dropped ** [ 1336.420604][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1336.421557][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 9 printk messages dropped ** [ 1336.422265][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.422854][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.423386][ T32] r5:855bec00 r4:829187f0 [ 1336.423451][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.423545][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.423650][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba19e08 [ 1336.423713][ T32] r4:00000000 [ 1336.423787][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1336.423899][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.448070][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.448317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561a200 [ 1336.448389][ T32] r4:00000000 [ 1336.448464][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.448619][ T32] r9:83018005 r8:855bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1336.448686][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.448816][ T32] r5:00001000 r4:eacf7000 [ 1336.448878][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.448964][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.449075][ T32] r5:8563b38c r4:8563b000 [ 1336.449137][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.449239][ T32] r7:dddced40 r6:83018000 r5:8563b38c r4:85614580 [ 1336.449303][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.449418][ T32] r10:61c88647 r9:855bec00 r8:856145ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.449479][ T32] r4:85614580 [ 1336.449547][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.449670][ T32] r10:00000000 r9:85614580 r8:8027ed34 r7:ebb19e60 r6:85538880 r5:855bec00 [ 1336.449760][ T32] r4:00000001 [ 1336.449811][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.449910][ T32] Exception stack(0xeba19fb0 to 0xeba19ff8) [ 1336.450091][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.450179][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.450243][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.450313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.450364][ T32] r4:8561a100 [ 1336.451620][ T32] INFO: task kworker/0:805:5505 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1336.451708][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.451871][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.451977][ T32] Call trace: [ 1336.452110][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1336.452242][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1336.452302][ T32] r4:00000000 [ 1336.452350][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.452436][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1336.452511][ T32] 9d20: 9578e000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1336.452607][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1336.452665][ T32] 9d60: 80070013 ffffffff [ 1336.452756][ T32] r5:80070013 r4:80239bd0 ** 1 printk messages dropped ** [ 1336.452911][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1336.453323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 10 printk messages dropped ** [ 1336.464931][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1336.465860][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1336.466312][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1336.467280][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1336.467567][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.467990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561a5c0 ** 9 printk messages dropped ** [ 1336.468742][ T32] r7:dddced40 r6:83018000 r5:8563bb8c r4:85614600 ** 7 printk messages dropped ** [ 1336.469090][ T32] Exception stack(0xebb39fb0 to 0xebb39ff8) ** 6 printk messages dropped ** [ 1336.469994][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1336.470657][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1336.470854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 4 printk messages dropped ** [ 1336.471131][ T32] r5:00001000 r4:ecc4f000 [ 1336.471156][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.471222][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.471342][ T32] r5:85a50b8c r4:85a50800 [ 1336.471403][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.471458][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1336.471481][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.471535][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.471626][ T32] r4:84879d00 [ 1336.471676][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.471734][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1336.471782][ T32] r4:00000001 [ 1336.471835][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.471876][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1336.471916][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.471976][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.472012][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.472045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.472069][ T32] r4:851e4ec0 [ 1336.472102][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.472142][ T32] INFO: task kworker/0:807:5508 blocked for more than 462 seconds. [ 1336.472176][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.472202][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.472239][ T32] task:kworker/0:807 state:D stack:0 pid:5508 tgid:5508 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.472365][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.472416][ T32] Call trace: [ 1336.472449][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1336.472501][ T32] r10:829187f4 r9:ebb2dd84 r8:00000002 r7:60000013 r6:ebb2dd8c r5:855c8c00 [ 1336.472525][ T32] r4:855c8c00 [ 1336.472586][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1336.472663][ T32] r5:855c8c00 r4:829187f0 [ 1336.472693][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.472761][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.472815][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb2de08 [ 1336.472841][ T32] r4:00000000 [ 1336.472862][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1336.472928][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.472997][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.473084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561a440 [ 1336.473117][ T32] r4:00000000 [ 1336.473140][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.473190][ T32] r9:83018005 r8:855c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1336.473238][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.473321][ T32] r5:00001000 r4:eaf2f000 [ 1336.473382][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.473502][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.473610][ T32] r5:8563b78c r4:8563b400 [ 1336.473663][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.473779][ T32] r7:dddced40 r6:83018000 r5:8563b78c r4:85614680 [ 1336.473866][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.500027][ T32] r10:61c88647 r9:855c8c00 r8:856146ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.500122][ T32] r4:85614680 [ 1336.500153][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.500249][ T32] r10:00000000 r9:85614680 r8:8027ed34 r7:ebb39e60 r6:85614700 r5:855c8c00 ** 1 printk messages dropped ** [ 1336.500383][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1336.501482][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.501533][ T32] Call trace: [ 1336.501578][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1336.501662][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1336.501699][ T32] r4:00000000 [ 1336.501720][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.501826][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1336.501863][ T32] 9d20: 95b71000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1336.501895][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1336.501920][ T32] 9d60: 80070013 ffffffff [ 1336.501947][ T32] r5:80070013 r4:80239bd0 [ 1336.501978][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 9 printk messages dropped ** [ 1336.502421][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1336.503230][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1336.503726][ T32] task:kworker/0:808 state:D stack:0 pid:5511 tgid:5511 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1336.520814][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.520866][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9f5e08 ** 2 printk messages dropped ** [ 1336.520982][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.521374][ T32] r5:8564438c r4:85644000 ** 6 printk messages dropped ** [ 1336.521685][ T32] r10:00000000 r9:85614780 r8:8027ed34 r7:ebb39e60 r6:85614800 r5:855cbc00 ** 9 printk messages dropped ** [ 1336.522685][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1336.523338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 4 printk messages dropped ** [ 1336.523733][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.523853][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1336.534371][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.534490][ T32] r5:00001000 r4:ecc4f000 [ 1336.534517][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.534562][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.534632][ T32] r5:85a50b8c r4:85a50800 [ 1336.534658][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.534728][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1336.534754][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.534808][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.534834][ T32] r4:84879d00 [ 1336.534880][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.534956][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1336.534984][ T32] r4:00000001 [ 1336.535005][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.535043][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1336.535086][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.535147][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.535181][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.535214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.535310][ T32] r4:851e4ec0 [ 1336.535342][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.535375][ T32] INFO: task kworker/0:809:5512 blocked for more than 463 seconds. [ 1336.535410][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.535439][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.535462][ T32] task:kworker/0:809 state:D stack:0 pid:5512 tgid:5512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.535531][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.535653][ T32] Call trace: [ 1336.535695][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1336.535755][ T32] r10:829187f4 r9:eba31d84 r8:00000002 r7:60000013 r6:eba31d8c r5:855ca400 [ 1336.535781][ T32] r4:855ca400 [ 1336.535802][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1336.535910][ T32] r5:855ca400 r4:829187f0 [ 1336.535937][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.535981][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.536030][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba31e08 [ 1336.536053][ T32] r4:00000000 [ 1336.536114][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1336.536159][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.536200][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.536245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561a740 [ 1336.536268][ T32] r4:00000000 [ 1336.536312][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.536380][ T32] r9:83018005 r8:855ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1336.536406][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.536451][ T32] r5:00001000 r4:eb273000 [ 1336.536472][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.536513][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.536573][ T32] r5:8563bf8c r4:8563bc00 [ 1336.536595][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.536642][ T32] r7:dddced40 r6:83018000 r5:8563bf8c r4:85614880 [ 1336.536684][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.536738][ T32] r10:61c88647 r9:855ca400 r8:856148ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.536762][ T32] r4:85614880 [ 1336.536782][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.536865][ T32] r10:00000000 r9:85614880 r8:8027ed34 r7:eb9f5e60 r6:85614900 r5:855ca400 [ 1336.536895][ T32] r4:00000001 [ 1336.536915][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.536953][ T32] Exception stack(0xeba31fb0 to 0xeba31ff8) [ 1336.536980][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.537011][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.537041][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.537073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.537097][ T32] r4:8561a880 [ 1336.537746][ T32] INFO: task kworker/0:809:5512 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1336.537824][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.537915][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.537987][ T32] Call trace: [ 1336.538020][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1336.538083][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1336.538111][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.538299][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1336.538685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 10 printk messages dropped ** [ 1336.539261][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1336.539917][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.540469][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.540582][ T32] Call trace: [ 1336.540654][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1336.540821][ T32] r10:829187f4 r9:ebb3dd84 r8:00000002 r7:60000113 r6:ebb3dd8c r5:854c0c00 [ 1336.540888][ T32] r4:854c0c00 [ 1336.540932][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1336.541036][ T32] r5:854c0c00 r4:829187f0 [ 1336.541087][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.541188][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.541299][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb3de08 [ 1336.541353][ T32] r4:00000000 [ 1336.541424][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1336.541522][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.541605][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.541702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561ab40 [ 1336.541751][ T32] r4:00000000 [ 1336.541794][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.541887][ T32] r9:83018005 r8:854c0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1336.541935][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.542043][ T32] r5:00001000 r4:eb4a5000 [ 1336.542116][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.542212][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.542304][ T32] r5:8564478c r4:85644400 [ 1336.542368][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.542471][ T32] r7:dddced40 r6:83018000 r5:8564478c r4:85614980 [ 1336.542521][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.542627][ T32] r10:61c88647 r9:854c0c00 r8:856149ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.542704][ T32] r4:85614980 [ 1336.542759][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.542867][ T32] r10:00000000 r9:85614980 r8:8027ed34 r7:eb9f5e60 r6:85538980 r5:854c0c00 [ 1336.542929][ T32] r4:00000001 [ 1336.542977][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.543055][ T32] Exception stack(0xebb3dfb0 to 0xebb3dff8) [ 1336.543121][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.543160][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.543216][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.543281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.543357][ T32] r4:8561a940 [ 1336.543812][ T32] INFO: task kworker/0:810:5516 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1336.543859][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.574488][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.574651][ T32] Call trace: [ 1336.574722][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1336.574792][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1336.574819][ T32] r4:00000000 [ 1336.574841][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.574882][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1336.574933][ T32] 9d20: 96782000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1336.574972][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1336.575003][ T32] 9d60: 80070013 ffffffff [ 1336.575042][ T32] r5:80070013 r4:80239bd0 [ 1336.575067][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.575115][ T32] r4:82ac11e4 [ 1336.575149][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.575243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 1 printk messages dropped ** [ 1336.575322][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1336.575546][ T32] r5:00001000 r4:ecc4f000 ** 7 printk messages dropped ** [ 1336.575889][ T32] r4:84879d00 ** 6 printk messages dropped ** [ 1336.576164][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.576481][ T32] task:kworker/0:811 state:D stack:0 pid:5518 tgid:5518 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1336.577017][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.577091][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb45e08 ** 2 printk messages dropped ** [ 1336.577213][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1336.577616][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.577688][ T32] r5:85644f8c r4:85644c00 [ 1336.577715][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.577764][ T32] r7:dddced40 r6:83018000 r5:85644f8c r4:85614a00 [ 1336.577812][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.577866][ T32] r10:61c88647 r9:854c1800 r8:85614a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.577892][ T32] r4:85614a00 [ 1336.577940][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.578016][ T32] r10:00000000 r9:85614a00 r8:8027ed34 r7:ebb3de60 r6:85538a00 r5:854c1800 [ 1336.578047][ T32] r4:00000001 [ 1336.578069][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.578109][ T32] Exception stack(0xebb45fb0 to 0xebb45ff8) [ 1336.578141][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.578173][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.578203][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.578241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.578293][ T32] r4:8561a980 [ 1336.579065][ T32] INFO: task kworker/0:811:5518 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1336.579105][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1336.579337][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 11 printk messages dropped ** [ 1336.579845][ T32] r4:eaec9dc0 ** 2 printk messages dropped ** [ 1336.579971][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.580409][ T32] r5:85a50b8c r4:85a50800 ** 4 printk messages dropped ** [ 1336.580658][ T32] r4:84879d00 ** 7 printk messages dropped ** [ 1336.581030][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.581371][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.581718][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.581800][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb41e08 [ 1336.581842][ T32] r4:00000000 [ 1336.581920][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1336.582556][ T32] r9:83018005 r8:855cb000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 ** 7 printk messages dropped ** [ 1336.582915][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.583491][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.595479][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1336.595968][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1336.596248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 7 printk messages dropped ** [ 1336.596660][ T32] r5:85a50b8c r4:85a50800 ** 6 printk messages dropped ** [ 1336.597167][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 6 printk messages dropped ** [ 1336.597470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.597495][ T32] r4:851e4ec0 [ 1336.597519][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.597553][ T32] INFO: task kworker/0:813:5522 blocked for more than 463 seconds. [ 1336.597618][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.597650][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.597679][ T32] task:kworker/0:813 state:D stack:0 pid:5522 tgid:5522 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.597770][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.597828][ T32] Call trace: [ 1336.597912][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1336.597993][ T32] r10:829187f4 r9:ebb49d84 r8:00000002 r7:60000113 r6:ebb49d8c r5:855cd400 [ 1336.598045][ T32] r4:855cd400 [ 1336.598069][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1336.598114][ T32] r5:855cd400 r4:829187f0 [ 1336.598136][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.598177][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.598372][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb49e08 [ 1336.598402][ T32] r4:00000000 [ 1336.598426][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1336.598544][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.598595][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.598640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85619000 [ 1336.598664][ T32] r4:00000000 [ 1336.598688][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.598736][ T32] r9:83018005 r8:855cd400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1336.598759][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.598876][ T32] r5:00001000 r4:eb61d000 [ 1336.598902][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.598946][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.599014][ T32] r5:8564578c r4:85645400 [ 1336.599050][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.599101][ T32] r7:dddced40 r6:83018000 r5:8564578c r4:85614b80 [ 1336.599142][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.599205][ T32] r10:61c88647 r9:855cd400 r8:85614bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.599234][ T32] r4:85614b80 [ 1336.599256][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.599329][ T32] r10:00000000 r9:85614b80 r8:8027ed34 r7:ebb45e60 r6:85614c00 r5:855cd400 [ 1336.599356][ T32] r4:00000001 [ 1336.599376][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.599436][ T32] Exception stack(0xebb49fb0 to 0xebb49ff8) [ 1336.599468][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.599508][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.599537][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.599569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.599616][ T32] r4:85609fc0 [ 1336.600098][ T32] INFO: task kworker/0:813:5522 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1336.600212][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.600377][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.600568][ T32] Call trace: [ 1336.600608][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1336.600661][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1336.600715][ T32] r4:00000000 [ 1336.600765][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.600810][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1336.600868][ T32] 9d20: 96782000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1336.600903][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1336.600930][ T32] 9d60: 80070013 ffffffff [ 1336.600956][ T32] r5:80070013 r4:80239bd0 [ 1336.600978][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.601020][ T32] r4:82ac11e4 [ 1336.601071][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.601126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1336.601152][ T32] r4:eaec9dc0 [ 1336.601174][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1336.601334][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1336.601748][ T32] r4:84879d00 ** 7 printk messages dropped ** [ 1336.602122][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.602469][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.602863][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1336.603079][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.603896][ T32] r5:8564538c r4:85645000 ** 8 printk messages dropped ** [ 1336.630894][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1336.632366][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.632812][ T32] 9d60: 80070013 ffffffff ** 7 printk messages dropped ** [ 1336.633121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1336.633154][ T32] r4:00000000 [ 1336.633177][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.633231][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1336.633254][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.633341][ T32] r5:00001000 r4:ecc4f000 [ 1336.633393][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.633497][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.633621][ T32] r5:85a50b8c r4:85a50800 [ 1336.633676][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.633786][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1336.633839][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.633895][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.633970][ T32] r4:84879d00 [ 1336.649219][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.649335][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1336.649400][ T32] r4:00000001 [ 1336.649435][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.649518][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1336.649579][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.649621][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.649650][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.649682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.649730][ T32] r4:851e4ec0 [ 1336.649758][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.649791][ T32] INFO: task kworker/0:815:5526 blocked for more than 463 seconds. [ 1336.649826][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.649854][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.649877][ T32] task:kworker/0:815 state:D stack:0 pid:5526 tgid:5526 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.649934][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.649983][ T32] Call trace: [ 1336.650059][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1336.650144][ T32] r10:829187f4 r9:ebb51d84 r8:00000002 r7:60000013 r6:ebb51d8c r5:855cec00 [ 1336.650173][ T32] r4:855cec00 [ 1336.650196][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1336.650241][ T32] r5:855cec00 r4:829187f0 [ 1336.650263][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.650360][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.650416][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb51e08 [ 1336.650452][ T32] r4:00000000 [ 1336.650475][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1336.650527][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.650573][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.650619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856191c0 [ 1336.650681][ T32] r4:00000000 [ 1336.650706][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.650758][ T32] r9:83018005 r8:855cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1336.650805][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.650927][ T32] r5:00001000 r4:eb639000 [ 1336.650986][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.651038][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.651138][ T32] r5:85645b8c r4:85645800 [ 1336.651183][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.651312][ T32] r7:dddced40 r6:83018000 r5:85645b8c r4:85614d80 [ 1336.651340][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.651411][ T32] r10:61c88647 r9:855cec00 r8:85614dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.651468][ T32] r4:85614d80 [ 1336.651518][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.651594][ T32] r10:00000000 r9:85614d80 r8:8027ed34 r7:ebb49e60 r6:85614e00 r5:855cec00 [ 1336.651656][ T32] r4:00000001 [ 1336.651679][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.651728][ T32] Exception stack(0xebb51fb0 to 0xebb51ff8) [ 1336.651771][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.651812][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1336.651874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1336.653121][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 7 printk messages dropped ** [ 1336.653454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 6 printk messages dropped ** [ 1336.653833][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1336.666738][ T32] r4:84879d00 ** 2 printk messages dropped ** [ 1336.666868][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.667075][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.667458][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.667797][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1336.667897][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1336.668150][ T32] r9:83018005 r8:855cc800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 ** 8 printk messages dropped ** [ 1336.668639][ T32] r10:61c88647 r9:855cc800 r8:85614eac r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1336.668903][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.669990][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.670111][ T32] Call trace: [ 1336.670208][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1336.670341][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1336.670406][ T32] r4:00000000 [ 1336.670483][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.670571][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1336.670607][ T32] 9d20: 97035000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1336.670651][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1336.670684][ T32] 9d60: 80070013 ffffffff [ 1336.670711][ T32] r5:80070013 r4:80239bd0 [ 1336.670733][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.670894][ T32] r4:82ac11e4 [ 1336.670921][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.671026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1336.671055][ T32] r4:eaec9dc0 [ 1336.671100][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.671151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1336.671176][ T32] r4:00000000 [ 1336.671197][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.671247][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1336.671293][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.671351][ T32] r5:00001000 r4:ecc4f000 [ 1336.671533][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.671665][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.671714][ T32] r5:85a50b8c r4:85a50800 [ 1336.671748][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.671841][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1336.671873][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.671924][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.671948][ T32] r4:84879d00 [ 1336.672000][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.672077][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1336.672105][ T32] r4:00000001 [ 1336.672127][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.672188][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1336.672221][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.672265][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.672305][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.672340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.672377][ T32] r4:851e4ec0 [ 1336.672402][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.672432][ T32] INFO: task kworker/0:817:5530 blocked for more than 463 seconds. [ 1336.672479][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.672508][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.672530][ T32] task:kworker/0:817 state:D stack:0 pid:5530 tgid:5530 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.672624][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.672697][ T32] Call trace: [ 1336.672756][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1336.672809][ T32] r10:829187f4 r9:ebb59d84 r8:00000002 r7:60000013 r6:ebb59d8c r5:855c9800 [ 1336.672875][ T32] r4:855c9800 [ 1336.672900][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1336.672945][ T32] r5:855c9800 r4:829187f0 [ 1336.672967][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.673008][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.673058][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb59e08 [ 1336.673081][ T32] r4:00000000 [ 1336.673126][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1336.673170][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.673208][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.673253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85619480 [ 1336.673317][ T32] r4:00000000 [ 1336.673370][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.673519][ T32] r9:83018005 r8:855c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1336.673578][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.673685][ T32] r5:00001000 r4:eb677000 [ 1336.673737][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.673803][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.673850][ T32] r5:8564638c r4:85646000 [ 1336.673870][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.696658][ T32] r7:dddced40 r6:83018000 r5:8564638c r4:85614f80 [ 1336.696746][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.696822][ T32] r10:61c88647 r9:855c9800 r8:85614fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.696848][ T32] r4:85614f80 [ 1336.696870][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.696920][ T32] r10:00000000 r9:85614f80 r8:8027ed34 r7:ebb55e60 r6:85119000 r5:855c9800 [ 1336.696944][ T32] r4:00000001 [ 1336.696988][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.697057][ T32] Exception stack(0xebb59fb0 to 0xebb59ff8) [ 1336.697092][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.697149][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.698099][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.698564][ T32] 9d20: 975b8000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1336.698883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 7 printk messages dropped ** [ 1336.699379][ T32] r5:85a50b8c r4:85a50800 ** 4 printk messages dropped ** [ 1336.699626][ T32] r4:84879d00 ** 4 printk messages dropped ** [ 1336.699891][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 4 printk messages dropped ** [ 1336.700180][ T32] r4:851e4ec0 ** 4 printk messages dropped ** [ 1336.700371][ T32] task:kworker/0:818 state:D stack:0 pid:5532 tgid:5532 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1336.700795][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1336.700965][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.701406][ T32] r5:85646b8c r4:85646800 ** 2 printk messages dropped ** [ 1336.701505][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.701570][ T32] r10:61c88647 r9:854bc800 r8:851190ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.701637][ T32] r4:85119080 [ 1336.701731][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.701849][ T32] r10:00000000 r9:85119080 r8:8027ed34 r7:ebb59e60 r6:85119100 r5:854bc800 [ 1336.701911][ T32] r4:00000001 [ 1336.701975][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.702065][ T32] Exception stack(0xebb5dfb0 to 0xebb5dff8) [ 1336.702131][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.702215][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.702293][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.702382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.702439][ T32] r4:856193c0 [ 1336.702745][ T32] INFO: task kworker/0:818:5532 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1336.702781][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.702937][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.703016][ T32] Call trace: [ 1336.703085][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1336.703143][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1336.703168][ T32] r4:00000000 [ 1336.703189][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.703351][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1336.703448][ T32] 9d20: 975b8000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1336.703529][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1336.703609][ T32] 9d60: 80070013 ffffffff [ 1336.703671][ T32] r5:80070013 r4:80239bd0 [ 1336.703694][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.703742][ T32] r4:82ac11e4 [ 1336.703763][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.703809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1336.703848][ T32] r4:eaec9dc0 [ 1336.703897][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.727257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1336.727310][ T32] r4:00000000 [ 1336.727336][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.727404][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1336.727478][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.727533][ T32] r5:00001000 r4:ecc4f000 [ 1336.727555][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.727621][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.727671][ T32] r5:85a50b8c r4:85a50800 [ 1336.727705][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.727761][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1336.727784][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.727833][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.727860][ T32] r4:84879d00 [ 1336.727906][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.727985][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1336.728012][ T32] r4:00000001 [ 1336.728057][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.728112][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 3 printk messages dropped ** [ 1336.728266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1336.728667][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.729016][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.729074][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb65e08 [ 1336.729171][ T32] r4:00000000 [ 1336.729264][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1336.729584][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1336.730084][ T32] r10:61c88647 r9:84a48000 r8:851191ac r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1336.730417][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.731558][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 8 printk messages dropped ** [ 1336.731960][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1336.732426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 7 printk messages dropped ** [ 1336.732860][ T32] r5:85a50b8c r4:85a50800 ** 4 printk messages dropped ** [ 1336.733121][ T32] r4:84879d00 ** 6 printk messages dropped ** [ 1336.733376][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1336.733569][ T32] INFO: task kworker/0:820:5536 blocked for more than 463 seconds. [ 1336.733599][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.733625][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.733696][ T32] task:kworker/0:820 state:D stack:0 pid:5536 tgid:5536 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.733797][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.733842][ T32] Call trace: [ 1336.733951][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1336.742310][ T32] r10:829187f4 r9:ebb69d84 r8:00000002 r7:60000013 r6:ebb69d8c r5:84a48c00 [ 1336.742351][ T32] r4:84a48c00 [ 1336.742420][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1336.742488][ T32] r5:84a48c00 r4:829187f0 [ 1336.742511][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.742553][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.742604][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb69e08 [ 1336.742628][ T32] r4:00000000 [ 1336.742648][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1336.742688][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.742755][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.742807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85619b40 [ 1336.742847][ T32] r4:00000000 [ 1336.742872][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.742934][ T32] r9:83018005 r8:84a48c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1336.743010][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.743063][ T32] r5:00001000 r4:eb7e9000 [ 1336.743085][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.743127][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.743172][ T32] r5:85646f8c r4:85646c00 [ 1336.743193][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.743256][ T32] r7:dddced40 r6:83018000 r5:85646f8c r4:85119280 [ 1336.743283][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.743403][ T32] r10:61c88647 r9:84a48c00 r8:851192ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.743443][ T32] r4:85119280 [ 1336.743519][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.743574][ T32] r10:00000000 r9:85119280 r8:8027ed34 r7:ebb5de60 r6:85119300 r5:84a48c00 [ 1336.743632][ T32] r4:00000001 [ 1336.743681][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.743804][ T32] Exception stack(0xebb69fb0 to 0xebb69ff8) [ 1336.743838][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.743870][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.743900][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.756098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.756161][ T32] r4:856196c0 [ 1336.756840][ T32] INFO: task kworker/0:820:5536 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1336.756882][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.757028][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.757100][ T32] Call trace: ** 1 printk messages dropped ** [ 1336.757205][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 5 printk messages dropped ** [ 1336.757446][ T32] 9d60: 80070013 ffffffff [ 1336.757473][ T32] r5:80070013 r4:80239bd0 [ 1336.757510][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.757583][ T32] r4:82ac11e4 [ 1336.757609][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.757657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1336.757684][ T32] r4:eaec9dc0 [ 1336.757705][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.757790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1336.757848][ T32] r4:00000000 [ 1336.757874][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.757926][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1336.757975][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.758025][ T32] r5:00001000 r4:ecc4f000 [ 1336.758070][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.758116][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.758162][ T32] r5:85a50b8c r4:85a50800 [ 1336.758210][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.758266][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1336.758289][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.758361][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.758388][ T32] r4:84879d00 ** 4 printk messages dropped ** [ 1336.758640][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 4 printk messages dropped ** [ 1336.758850][ T32] r4:851e4ec0 ** 5 printk messages dropped ** [ 1336.759074][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.759512][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.759563][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb6de08 ** 2 printk messages dropped ** [ 1336.759681][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1336.760182][ T32] r5:00001000 r4:eb813000 ** 6 printk messages dropped ** [ 1336.760511][ T32] r10:61c88647 r9:84a4b000 r8:85538aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1336.761000][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.761819][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 10 printk messages dropped ** [ 1336.762353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 6 printk messages dropped ** [ 1336.762832][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1336.763775][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.787101][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.787484][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.787872][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1336.787968][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1336.788244][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1336.788780][ T32] r4:85119400 ** 6 printk messages dropped ** [ 1336.789041][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.790089][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.790503][ T32] 9d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1336.790752][ T32] r4:eaec9dc0 [ 1336.790772][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.790851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1336.790878][ T32] r4:00000000 [ 1336.790924][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.790976][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1336.791001][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.791096][ T32] r5:00001000 r4:ecc4f000 [ 1336.791132][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.791203][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.791283][ T32] r5:85a50b8c r4:85a50800 [ 1336.791334][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.791418][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1336.791448][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.791499][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.791523][ T32] r4:84879d00 [ 1336.791543][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.791593][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1336.791617][ T32] r4:00000001 [ 1336.791661][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.791703][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1336.791737][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.791769][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.791800][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.791832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.791855][ T32] r4:851e4ec0 [ 1336.791935][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.791985][ T32] INFO: task kworker/0:822:5543 blocked for more than 463 seconds. [ 1336.792019][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.792047][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.792069][ T32] task:kworker/0:822 state:D stack:0 pid:5543 tgid:5543 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.792166][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.792222][ T32] Call trace: [ 1336.792306][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1336.792374][ T32] r10:829187f4 r9:ebb7dd84 r8:00000002 r7:60000113 r6:ebb7dd8c r5:84a4c800 [ 1336.792402][ T32] r4:84a4c800 [ 1336.792423][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1336.792472][ T32] r5:84a4c800 r4:829187f0 [ 1336.792510][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.792592][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.792645][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb7de08 [ 1336.792669][ T32] r4:00000000 [ 1336.792708][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1336.792754][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.792794][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.792838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f0ec0 [ 1336.792861][ T32] r4:00000000 [ 1336.792906][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.792958][ T32] r9:83018005 r8:84a4c800 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1336.793020][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.793069][ T32] r5:00001000 r4:eb847000 [ 1336.793090][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.793230][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.793281][ T32] r5:8564738c r4:85647000 [ 1336.793359][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.793413][ T32] r7:dddced40 r6:83018000 r5:8564738c r4:85119500 [ 1336.793443][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.793540][ T32] r10:61c88647 r9:84a4c800 r8:8511952c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.793627][ T32] r4:85119500 [ 1336.793650][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.793755][ T32] r10:00000000 r9:85119500 r8:8027ed34 r7:ebb75e60 r6:85119580 r5:84a4c800 [ 1336.793788][ T32] r4:00000001 [ 1336.793834][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.793875][ T32] Exception stack(0xebb7dfb0 to 0xebb7dff8) [ 1336.793955][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.805805][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.805855][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.805952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.805994][ T32] r4:85619e00 [ 1336.806727][ T32] INFO: task kworker/0:822:5543 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1336.806782][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.806944][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.807085][ T32] Call trace: [ 1336.807158][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1336.807272][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1336.807328][ T32] r4:00000000 [ 1336.807375][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.807475][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1336.807549][ T32] 9d20: 98121000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1336.807622][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1336.807666][ T32] 9d60: 80070013 ffffffff [ 1336.807713][ T32] r5:80070013 r4:80239bd0 [ 1336.807771][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 7 printk messages dropped ** [ 1336.808165][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1336.808822][ T32] r4:84879d00 ** 6 printk messages dropped ** [ 1336.809222][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.809571][ T32] task:kworker/1:383 state:D stack:0 pid:5544 tgid:5544 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1336.810321][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1336.810484][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1336.811081][ T32] r7:ddde2d40 r6:83018200 r5:8564d38c r4:85538b00 [ 1336.811106][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.811157][ T32] r10:61c88647 r9:854c3000 r8:85538b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.811184][ T32] r4:85538b00 [ 1336.811228][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.811282][ T32] r10:00000000 r9:85538b00 r8:8027ed34 r7:eb9cde60 r6:85538b80 r5:854c3000 [ 1336.811306][ T32] r4:00000001 [ 1336.811329][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.811366][ T32] Exception stack(0xebb61fb0 to 0xebb61ff8) [ 1336.811401][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.811502][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.811579][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.811625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.811674][ T32] r4:851160c0 [ 1336.812058][ T32] INFO: task kworker/1:383:5544 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1336.812102][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.812198][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.812255][ T32] Call trace: [ 1336.812314][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1336.812406][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1336.812448][ T32] r4:00000000 [ 1336.812563][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.812616][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1336.812669][ T32] 9d20: 98121000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1336.812762][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1336.812973][ T32] 9d60: 80070013 ffffffff [ 1336.813078][ T32] r5:80070013 r4:80239bd0 [ 1336.813105][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.813159][ T32] r4:82ac11e4 [ 1336.813185][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.813232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1336.813255][ T32] r4:eaec9dc0 [ 1336.813429][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.813482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1336.813507][ T32] r4:00000000 [ 1336.813528][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.813576][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1336.813599][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.813643][ T32] r5:00001000 r4:ecc4f000 [ 1336.813663][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.813726][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.813776][ T32] r5:85a50b8c r4:85a50800 [ 1336.813798][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.813847][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1336.813879][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1336.832002][ T32] r4:84879d00 ** 6 printk messages dropped ** [ 1336.832280][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.832519][ T32] task:kworker/0:823 state:D stack:0 pid:5546 tgid:5546 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1336.833020][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.833075][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb71e08 ** 2 printk messages dropped ** [ 1336.833200][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1336.833862][ T32] r5:00001000 r4:eb957000 ** 4 printk messages dropped ** [ 1336.846583][ T32] r7:dddced40 r6:83018000 r5:85647b8c r4:85119600 ** 5 printk messages dropped ** [ 1336.846809][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1336.846989][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.848081][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 8 printk messages dropped ** [ 1336.848643][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1336.848915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 7 printk messages dropped ** [ 1336.849340][ T32] r5:85a50b8c r4:85a50800 ** 4 printk messages dropped ** [ 1336.849689][ T32] r4:84879d00 ** 7 printk messages dropped ** [ 1336.850201][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1336.850764][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1336.851334][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1336.851451][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1336.851793][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1336.852016][ T32] r7:dddced40 r6:83018000 r5:8564778c r4:85119680 [ 1336.852037][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.852086][ T32] r10:61c88647 r9:854c4800 r8:851196ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.852110][ T32] r4:85119680 [ 1336.852130][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.852179][ T32] r10:00000000 r9:85119680 r8:8027ed34 r7:ebb71e60 r6:85538c80 r5:854c4800 [ 1336.852227][ T32] r4:00000001 [ 1336.852251][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.852309][ T32] Exception stack(0xebb81fb0 to 0xebb81ff8) [ 1336.852368][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.852409][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.852449][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.852494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.852521][ T32] r4:85521140 [ 1336.852863][ T32] INFO: task kworker/0:824:5547 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1336.852902][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.852963][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.853038][ T32] Call trace: [ 1336.853073][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1336.853126][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1336.853255][ T32] r4:00000000 [ 1336.853280][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.853332][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1336.853364][ T32] 9d20: 986b3000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1336.853396][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1336.853421][ T32] 9d60: 80070013 ffffffff [ 1336.853453][ T32] r5:80070013 r4:80239bd0 [ 1336.853474][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.853540][ T32] r4:82ac11e4 [ 1336.853589][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.853691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1336.853746][ T32] r4:eaec9dc0 [ 1336.853781][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.853831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1336.853855][ T32] r4:00000000 [ 1336.853878][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.871099][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1336.871143][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.871237][ T32] r5:00001000 r4:ecc4f000 [ 1336.871289][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.871352][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.871461][ T32] r5:85a50b8c r4:85a50800 [ 1336.871515][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.871624][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1336.871678][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.871810][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.871913][ T32] r4:84879d00 [ 1336.871981][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.872112][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 2 printk messages dropped ** [ 1336.872339][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 6 printk messages dropped ** [ 1336.872746][ T32] INFO: task kworker/0:825:5550 blocked for more than 463 seconds. ** 4 printk messages dropped ** [ 1336.872995][ T32] Call trace: [ 1336.873030][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1336.873103][ T32] r10:829187f4 r9:ebb8dd84 r8:00000002 r7:60000013 r6:ebb8dd8c r5:854c5400 [ 1336.873131][ T32] r4:854c5400 [ 1336.873153][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1336.873197][ T32] r5:854c5400 r4:829187f0 [ 1336.873217][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.873259][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.873309][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb8de08 [ 1336.873332][ T32] r4:00000000 [ 1336.873359][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1336.873401][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.873461][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.873511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85521240 [ 1336.873536][ T32] r4:00000000 [ 1336.873556][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.873616][ T32] r9:83018005 r8:854c5400 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1336.873643][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.873694][ T32] r5:00001000 r4:eb969000 [ 1336.873716][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.873782][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.873832][ T32] r5:85647f8c r4:85647c00 [ 1336.873858][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.888173][ T32] r7:dddced40 r6:83018000 r5:85647f8c r4:85119700 [ 1336.888254][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.888327][ T32] r10:61c88647 r9:854c5400 r8:8511972c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.888354][ T32] r4:85119700 [ 1336.888379][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.888437][ T32] r10:00000000 r9:85119700 r8:8027ed34 r7:ebb71e60 r6:85538d00 r5:854c5400 [ 1336.888462][ T32] r4:00000001 [ 1336.888483][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.888559][ T32] Exception stack(0xebb8dfb0 to 0xebb8dff8) [ 1336.888597][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1336.888712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1336.889838][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 7 printk messages dropped ** [ 1336.890373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 6 printk messages dropped ** [ 1336.890658][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1336.891031][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1336.891285][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1336.891362][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.891400][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.891493][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.891530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.891621][ T32] r4:851e4ec0 [ 1336.891647][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.891676][ T32] INFO: task kworker/0:826:5553 blocked for more than 463 seconds. [ 1336.891710][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.891737][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.891759][ T32] task:kworker/0:826 state:D stack:0 pid:5553 tgid:5553 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.891876][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.891947][ T32] Call trace: [ 1336.892079][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1336.892133][ T32] r10:829187f4 r9:ebb99d84 r8:00000002 r7:60000013 r6:ebb99d8c r5:854c6000 [ 1336.892159][ T32] r4:854c6000 [ 1336.892180][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1336.892222][ T32] r5:854c6000 r4:829187f0 [ 1336.892242][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.892282][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.892331][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb99e08 [ 1336.892356][ T32] r4:00000000 [ 1336.892376][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1336.892414][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.892460][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.892527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85521380 [ 1336.892578][ T32] r4:00000000 [ 1336.892600][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.892661][ T32] r9:83018005 r8:854c6000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1336.892687][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.892759][ T32] r5:00001000 r4:eb997000 ** 1 printk messages dropped ** [ 1336.892827][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1336.893533][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1336.893808][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.893878][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.908639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.908712][ T32] r4:85521280 [ 1336.909409][ T32] INFO: task kworker/0:826:5553 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1336.909458][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.909529][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.909663][ T32] Call trace: [ 1336.909715][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1336.909824][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1336.909854][ T32] r4:00000000 [ 1336.909900][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.909945][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1336.909980][ T32] 9d20: 98d16000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1336.910012][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1336.910054][ T32] 9d60: 80070013 ffffffff [ 1336.910084][ T32] r5:80070013 r4:80239bd0 [ 1336.910130][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 5 printk messages dropped ** [ 1336.910347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 10 printk messages dropped ** [ 1336.910745][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.911136][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.911337][ T32] Not tainted 6.15.0-syzkaller #0 ** 9 printk messages dropped ** [ 1336.911851][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.911897][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1336.912067][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1336.912404][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1336.912928][ T32] Exception stack(0xebb9dfb0 to 0xebb9dff8) ** 4 printk messages dropped ** [ 1336.913142][ T32] r4:85521280 ** 5 printk messages dropped ** [ 1336.913825][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 12 printk messages dropped ** [ 1336.928352][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1336.928858][ T32] r5:85a50b8c r4:85a50800 ** 6 printk messages dropped ** [ 1336.929189][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 10 printk messages dropped ** [ 1336.929688][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.929717][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.929741][ T32] task:kworker/0:828 state:D stack:0 pid:5556 tgid:5556 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.929827][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.929990][ T32] Call trace: [ 1336.930131][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1336.930188][ T32] r10:829187f4 r9:ebba5d84 r8:00000002 r7:60000013 r6:ebba5d8c r5:854c8c00 [ 1336.930309][ T32] r4:854c8c00 [ 1336.930335][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1336.930381][ T32] r5:854c8c00 r4:829187f0 [ 1336.930429][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.930475][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.930525][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebba5e08 [ 1336.930549][ T32] r4:00000000 [ 1336.930570][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1336.930610][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.930648][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.930694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85521a00 [ 1336.930718][ T32] r4:00000000 [ 1336.930738][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.930785][ T32] r9:83018005 r8:854c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1336.930809][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.930888][ T32] r5:00001000 r4:ebbb3000 [ 1336.930937][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.930982][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.931026][ T32] r5:8564df8c r4:8564dc00 [ 1336.931077][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.931129][ T32] r7:dddced40 r6:83018000 r5:8564df8c r4:85119880 [ 1336.931151][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.931199][ T32] r10:61c88647 r9:854c8c00 r8:851198ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.931243][ T32] r4:85119880 [ 1336.931308][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.931419][ T32] r10:00000000 r9:85119880 r8:8027ed34 r7:ebb9de60 r6:85538e80 r5:854c8c00 [ 1336.931452][ T32] r4:00000001 [ 1336.931488][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.931577][ T32] Exception stack(0xebba5fb0 to 0xebba5ff8) [ 1336.931632][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.931666][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.931713][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.931847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.931874][ T32] r4:85521580 [ 1336.932507][ T32] INFO: task kworker/0:828:5556 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1336.932558][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.932673][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.932718][ T32] Call trace: [ 1336.932748][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1336.932800][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1336.932824][ T32] r4:00000000 [ 1336.932856][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.932900][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1336.932932][ T32] 9d20: 991e0000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1336.932964][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1336.932995][ T32] 9d60: 80070013 ffffffff [ 1336.933023][ T32] r5:80070013 r4:80239bd0 [ 1336.933048][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.933117][ T32] r4:82ac11e4 [ 1336.933164][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.933214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1336.933237][ T32] r4:eaec9dc0 [ 1336.933258][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.933312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1336.933344][ T32] r4:00000000 [ 1336.933367][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.933416][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1336.933446][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.933604][ T32] r5:00001000 r4:ecc4f000 [ 1336.933629][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.933671][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.933714][ T32] r5:85a50b8c r4:85a50800 [ 1336.933734][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.933852][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1336.954440][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.954474][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.954508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.954531][ T32] r4:851e4ec0 [ 1336.954662][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.954749][ T32] INFO: task kworker/0:829:5558 blocked for more than 463 seconds. [ 1336.954793][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.954822][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.954846][ T32] task:kworker/0:829 state:D stack:0 pid:5558 tgid:5558 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.954904][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.954953][ T32] Call trace: [ 1336.955011][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1336.955096][ T32] r10:829187f4 r9:ebba9d84 r8:00000002 r7:60000113 r6:ebba9d8c r5:854c9800 [ 1336.955148][ T32] r4:854c9800 [ 1336.955172][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1336.955218][ T32] r5:854c9800 r4:829187f0 [ 1336.955268][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.955322][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.955374][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebba9e08 [ 1336.955397][ T32] r4:00000000 [ 1336.955419][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1336.955464][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.955505][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.955557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85521640 [ 1336.955583][ T32] r4:00000000 [ 1336.955603][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.955654][ T32] r9:83018005 r8:854c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1336.955677][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.955724][ T32] r5:00001000 r4:eba01000 [ 1336.955789][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.955838][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.955885][ T32] r5:8564cb8c r4:8564c800 [ 1336.955954][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.956008][ T32] r7:dddced40 r6:83018000 r5:8564cb8c r4:85119900 [ 1336.956048][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.956125][ T32] r10:61c88647 r9:854c9800 r8:8511992c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.956152][ T32] r4:85119900 [ 1336.956174][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1336.956403][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1336.957551][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1336.958771][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1336.959168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 7 printk messages dropped ** [ 1336.959850][ T32] r5:85a50b8c r4:85a50800 ** 4 printk messages dropped ** [ 1336.960052][ T32] r4:84879d00 ** 4 printk messages dropped ** [ 1336.960222][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 6 printk messages dropped ** [ 1336.960634][ T32] INFO: task kworker/0:830:5559 blocked for more than 463 seconds. ** 7 printk messages dropped ** [ 1336.961324][ T32] r4:854ca400 ** 3 printk messages dropped ** [ 1336.961461][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1336.961815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85521840 ** 10 printk messages dropped ** [ 1336.962323][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.962669][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.963394][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 13 printk messages dropped ** [ 1336.986141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1336.986168][ T32] r4:00000000 [ 1336.986191][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.986243][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1336.986266][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.986358][ T32] r5:00001000 r4:ecc4f000 [ 1336.986386][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.986439][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.986486][ T32] r5:85a50b8c r4:85a50800 [ 1336.986531][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.986610][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1336.986637][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.986710][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.986738][ T32] r4:84879d00 [ 1336.986760][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.986823][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1336.986874][ T32] r4:00000001 [ 1336.986922][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.986965][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1336.986997][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.987030][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.987131][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.987180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.987207][ T32] r4:851e4ec0 [ 1336.987231][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.987260][ T32] INFO: task kworker/0:831:5561 blocked for more than 463 seconds. [ 1336.987335][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.987391][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.987446][ T32] task:kworker/0:831 state:D stack:0 pid:5561 tgid:5561 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.987551][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.987640][ T32] Call trace: [ 1336.987775][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1336.987899][ T32] r10:829187f4 r9:ebba1d84 r8:00000002 r7:60000113 r6:ebba1d8c r5:854cb000 [ 1336.987981][ T32] r4:854cb000 [ 1336.988051][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1336.988143][ T32] r5:854cb000 r4:829187f0 [ 1336.988204][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.988293][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.988418][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebba1e08 [ 1336.988481][ T32] r4:00000000 [ 1336.988526][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1336.988630][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.988727][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1336.988840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85521bc0 [ 1336.988924][ T32] r4:00000000 [ 1336.988974][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1336.989106][ T32] r9:83018005 r8:854cb000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1336.989169][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.989310][ T32] r5:00001000 r4:eba35000 [ 1336.989422][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1336.989520][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.989610][ T32] r5:8564d78c r4:8564d400 [ 1336.989654][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.989769][ T32] r7:dddced40 r6:83018000 r5:8564d78c r4:85119a00 [ 1336.989827][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.989925][ T32] r10:61c88647 r9:854cb000 r8:85119a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.990004][ T32] r4:85119a00 [ 1336.990053][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.990176][ T32] r10:00000000 r9:85119a00 r8:8027ed34 r7:ebba5e60 r6:8535e000 r5:854cb000 [ 1336.990241][ T32] r4:00000001 [ 1336.990319][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.990491][ T32] Exception stack(0xebba1fb0 to 0xebba1ff8) [ 1336.990584][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.990652][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.990712][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.990781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.990832][ T32] r4:85521a00 [ 1336.992121][ T32] INFO: task kworker/0:831:5561 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1336.992201][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.992360][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.992471][ T32] Call trace: [ 1336.992568][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1336.992691][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1336.992759][ T32] r4:00000000 [ 1336.992803][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.992884][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1336.992948][ T32] 9d20: 9956e000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1336.993012][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1336.993066][ T32] 9d60: 80070013 ffffffff ** 2 printk messages dropped ** [ 1336.993244][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1336.993527][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1336.993791][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1337.011293][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 7 printk messages dropped ** [ 1337.011573][ T32] r4:851e4ec0 ** 3 printk messages dropped ** [ 1337.011760][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1337.012351][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.012398][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.012454][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb1e08 [ 1337.012479][ T32] r4:00000000 [ 1337.012548][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1337.012594][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.012638][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.012714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85521c80 [ 1337.012762][ T32] r4:00000000 [ 1337.012799][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.012856][ T32] r9:83018005 r8:854cbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1337.012880][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.012948][ T32] r5:00001000 r4:eba4b000 [ 1337.012974][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.013018][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.013088][ T32] r5:8564db8c r4:8564d800 [ 1337.013140][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.013199][ T32] r7:dddced40 r6:83018000 r5:8564db8c r4:85119a80 [ 1337.013222][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.013271][ T32] r10:61c88647 r9:854cbc00 r8:85119aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.013312][ T32] r4:85119a80 [ 1337.013360][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.013412][ T32] r10:00000000 r9:85119a80 r8:8027ed34 r7:ebba5e60 r6:8535e080 r5:854cbc00 [ 1337.013444][ T32] r4:00000001 [ 1337.013465][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.013504][ T32] Exception stack(0xebbb1fb0 to 0xebbb1ff8) [ 1337.013531][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.013564][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.013606][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.013643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.013668][ T32] r4:85521a00 [ 1337.026626][ T32] INFO: task kworker/0:832:5564 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1337.026759][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.026933][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.026997][ T32] Call trace: [ 1337.027036][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1337.027096][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1337.027122][ T32] r4:00000000 [ 1337.027143][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.027207][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1337.027278][ T32] 9d20: 99ae7000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1337.027325][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1337.027353][ T32] 9d60: 80070013 ffffffff [ 1337.027379][ T32] r5:80070013 r4:80239bd0 [ 1337.027400][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.027454][ T32] r4:82ac11e4 [ 1337.027551][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.027678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1337.027709][ T32] r4:eaec9dc0 [ 1337.027731][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.027823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 3 printk messages dropped ** [ 1337.027999][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1337.028382][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1337.028855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1337.029210][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.029535][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1337.029632][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.029767][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1337.030222][ T32] r5:8564e78c r4:8564e400 ** 4 printk messages dropped ** [ 1337.030508][ T32] r4:85119b00 ** 6 printk messages dropped ** [ 1337.030792][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.031492][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.031803][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1337.031828][ T32] 9d60: 80070013 ffffffff [ 1337.031854][ T32] r5:80070013 r4:80239bd0 [ 1337.031876][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.031944][ T32] r4:82ac11e4 [ 1337.032012][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.032067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1337.032272][ T32] r4:eaec9dc0 [ 1337.032306][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.032356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1337.032380][ T32] r4:00000000 [ 1337.032401][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.032455][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1337.032530][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.032614][ T32] r5:00001000 r4:ecc4f000 [ 1337.032637][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.032701][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.032750][ T32] r5:85a50b8c r4:85a50800 [ 1337.032771][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.032821][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1337.032843][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.032891][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.032915][ T32] r4:84879d00 [ 1337.032936][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.032983][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1337.033056][ T32] r4:00000001 [ 1337.033081][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.033119][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1337.033148][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.033207][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.033266][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.033309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.033383][ T32] r4:851e4ec0 [ 1337.033420][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.033479][ T32] INFO: task kworker/1:384:5568 blocked for more than 463 seconds. [ 1337.033513][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.033539][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.033561][ T32] task:kworker/1:384 state:D stack:0 pid:5568 tgid:5568 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.033685][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.033736][ T32] Call trace: [ 1337.033806][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1337.033906][ T32] r10:829187f4 r9:ebbc1d84 r8:00000002 r7:60000113 r6:ebbc1d8c r5:854cd400 [ 1337.057774][ T32] r4:854cd400 [ 1337.057944][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1337.058082][ T32] r5:854cd400 r4:829187f0 [ 1337.058132][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.058219][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.058337][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbc1e08 [ 1337.058411][ T32] r4:00000000 [ 1337.058473][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1337.058554][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.058643][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.058760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8471e940 [ 1337.058817][ T32] r4:00000000 [ 1337.058880][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1337.059037][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1337.059819][ T32] r4:8535e180 ** 6 printk messages dropped ** [ 1337.060290][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.061980][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1337.062332][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1337.062610][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 10 printk messages dropped ** [ 1337.063154][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1337.063477][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1337.063510][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.063541][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.063571][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.063604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.063627][ T32] r4:851e4ec0 [ 1337.063655][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.063722][ T32] INFO: task kworker/0:834:5569 blocked for more than 463 seconds. [ 1337.063761][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.063807][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.063865][ T32] task:kworker/0:834 state:D stack:0 pid:5569 tgid:5569 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.063923][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.084404][ T32] Call trace: [ 1337.084518][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1337.084632][ T32] r10:829187f4 r9:ebbc5d84 r8:00000002 r7:60000113 r6:ebbc5d8c r5:854ce000 [ 1337.084659][ T32] r4:854ce000 [ 1337.084681][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1337.084725][ T32] r5:854ce000 r4:829187f0 [ 1337.084747][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.084789][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.084841][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbc5e08 [ 1337.084865][ T32] r4:00000000 [ 1337.084938][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1337.084993][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.085064][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.085117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85521f40 [ 1337.085151][ T32] r4:00000000 [ 1337.085196][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.085276][ T32] r9:83018005 r8:854ce000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1337.085349][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.085409][ T32] r5:00001000 r4:ebbb9000 [ 1337.085446][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.085489][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.085537][ T32] r5:8564e38c r4:8564e000 [ 1337.085558][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.085608][ T32] r7:dddced40 r6:83018000 r5:8564e38c r4:85119b80 ** 2 printk messages dropped ** [ 1337.085739][ T32] r4:85119b80 ** 4 printk messages dropped ** [ 1337.086102][ T32] Exception stack(0xebbc5fb0 to 0xebbc5ff8) ** 7 printk messages dropped ** [ 1337.087798][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.088482][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1337.089036][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 8 printk messages dropped ** [ 1337.089493][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1337.089904][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.090183][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1337.090726][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.090896][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.091163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a182c0 ** 9 printk messages dropped ** [ 1337.091824][ T32] r7:dddced40 r6:83018000 r5:8564ef8c r4:85119c00 ** 7 printk messages dropped ** [ 1337.092072][ T32] Exception stack(0xebbe1fb0 to 0xebbe1ff8) ** 4 printk messages dropped ** [ 1337.092312][ T32] r4:84a18280 ** 2 printk messages dropped ** [ 1337.092915][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.093418][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1337.093762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 9 printk messages dropped ** [ 1337.116253][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 7 printk messages dropped ** [ 1337.116908][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1337.116973][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.117036][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.117113][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.117184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.117233][ T32] r4:851e4ec0 [ 1337.117281][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.117365][ T32] INFO: task kworker/0:836:5574 blocked for more than 463 seconds. [ 1337.117438][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.117493][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.117541][ T32] task:kworker/0:836 state:D stack:0 pid:5574 tgid:5574 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.117706][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.117807][ T32] Call trace: [ 1337.117908][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1337.118024][ T32] r10:829187f4 r9:ebbe9d84 r8:00000002 r7:60000113 r6:ebbe9d8c r5:854cec00 [ 1337.118075][ T32] r4:854cec00 [ 1337.118149][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1337.118243][ T32] r5:854cec00 r4:829187f0 [ 1337.118289][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.118385][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.118489][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe9e08 [ 1337.118611][ T32] r4:00000000 [ 1337.118665][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1337.118765][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.118867][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.118983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a18140 [ 1337.119054][ T32] r4:00000000 [ 1337.119114][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.119216][ T32] r9:83018005 r8:854cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1337.119278][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.119428][ T32] r5:00001000 r4:ebbd5000 [ 1337.119490][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.119579][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.119669][ T32] r5:8564eb8c r4:8564e800 [ 1337.119734][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.119826][ T32] r7:dddced40 r6:83018000 r5:8564eb8c r4:85119c80 [ 1337.119868][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.119968][ T32] r10:61c88647 r9:854cec00 r8:85119cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.120020][ T32] r4:85119c80 [ 1337.120067][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.120181][ T32] r10:00000000 r9:85119c80 r8:8027ed34 r7:ebbe1e60 r6:8535e380 r5:854cec00 [ 1337.120236][ T32] r4:00000001 [ 1337.120279][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.120382][ T32] Exception stack(0xebbe9fb0 to 0xebbe9ff8) [ 1337.120478][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.120594][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.120665][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.120731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.120782][ T32] r4:84a18280 [ 1337.122121][ T32] INFO: task kworker/0:836:5574 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1337.122245][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.122456][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.122550][ T32] Call trace: [ 1337.122620][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1337.122744][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1337.122806][ T32] r4:00000000 [ 1337.122851][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.122946][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1337.123017][ T32] 9d20: 9a363000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1337.123080][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1337.123151][ T32] 9d60: 80070013 ffffffff [ 1337.123232][ T32] r5:80070013 r4:80239bd0 [ 1337.123280][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.123381][ T32] r4:82ac11e4 [ 1337.123434][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.123510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1337.123597][ T32] r4:eaec9dc0 [ 1337.123644][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.123723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1337.123753][ T32] r4:00000000 [ 1337.123776][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.123855][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1337.147919][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.148093][ T32] r5:00001000 r4:ecc4f000 [ 1337.148122][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.148167][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.148214][ T32] r5:85a50b8c r4:85a50800 [ 1337.148235][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.148286][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1337.148346][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.148415][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.148526][ T32] r4:84879d00 [ 1337.148586][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.148658][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1337.148706][ T32] r4:00000001 [ 1337.148730][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.148770][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1337.148875][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.148910][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.149066][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.149106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.149130][ T32] r4:851e4ec0 [ 1337.149231][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.149267][ T32] INFO: task kworker/0:837:5576 blocked for more than 463 seconds. [ 1337.149430][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.149506][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 1337.150360][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1337.150465][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.150529][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1337.150867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a18380 ** 8 printk messages dropped ** [ 1337.151546][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1337.151954][ T32] Exception stack(0xebbf9fb0 to 0xebbf9ff8) ** 4 printk messages dropped ** [ 1337.152124][ T32] r4:84a18400 ** 1 printk messages dropped ** [ 1337.152968][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1337.153770][ T32] r4:eaec9dc0 ** 2 printk messages dropped ** [ 1337.153972][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.171889][ T32] r5:85a50b8c r4:85a50800 ** 6 printk messages dropped ** [ 1337.172150][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 8 printk messages dropped ** [ 1337.172489][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 11 printk messages dropped ** [ 1337.173179][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.173296][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.173531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a18c00 [ 1337.173557][ T32] r4:00000000 [ 1337.173577][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.173651][ T32] r9:83018005 r8:85660c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1337.173680][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.173726][ T32] r5:00001000 r4:ebc45000 [ 1337.173747][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.173806][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.173855][ T32] r5:85650b8c r4:85650800 [ 1337.173878][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.187682][ T32] r7:dddced40 r6:83018000 r5:85650b8c r4:85119d80 [ 1337.187758][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.187831][ T32] r10:61c88647 r9:85660c00 r8:85119dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.187858][ T32] r4:85119d80 [ 1337.187887][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.187966][ T32] r10:00000000 r9:85119d80 r8:8027ed34 r7:ebbf9e60 r6:8535e480 r5:85660c00 [ 1337.188000][ T32] r4:00000001 [ 1337.188022][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.188062][ T32] Exception stack(0xebc01fb0 to 0xebc01ff8) [ 1337.188177][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.188214][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.188244][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.188278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.188331][ T32] r4:84a18540 [ 1337.189115][ T32] INFO: task kworker/0:838:5577 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1337.189156][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.189251][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.189335][ T32] Call trace: [ 1337.189394][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1337.189522][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1337.189553][ T32] r4:00000000 [ 1337.189599][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.189677][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1337.189740][ T32] 9d20: 9ad8c000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1337.189827][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1337.189864][ T32] 9d60: 80070013 ffffffff [ 1337.189891][ T32] r5:80070013 r4:80239bd0 [ 1337.189914][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.189986][ T32] r4:82ac11e4 [ 1337.190086][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.190318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1337.190425][ T32] r4:eaec9dc0 [ 1337.190546][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.190729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1337.190760][ T32] r4:00000000 [ 1337.190782][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.190929][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1337.190956][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.191003][ T32] r5:00001000 r4:ecc4f000 [ 1337.191024][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.191156][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.191359][ T32] r5:85a50b8c r4:85a50800 [ 1337.191473][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.191527][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1337.191590][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.191791][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.191820][ T32] r4:84879d00 [ 1337.191841][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.191902][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1337.191929][ T32] r4:00000001 [ 1337.192014][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.192057][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1337.192109][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.192311][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.192551][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.192594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.192669][ T32] r4:851e4ec0 [ 1337.192706][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.192738][ T32] INFO: task kworker/0:839:5579 blocked for more than 463 seconds. [ 1337.192774][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.192801][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.193006][ T32] task:kworker/0:839 state:D stack:0 pid:5579 tgid:5579 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1337.200244][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1337.200335][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.200378][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1337.200739][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1337.201183][ T32] r5:8564f78c r4:8564f400 ** 3 printk messages dropped ** [ 1337.201352][ T32] r10:61c88647 r9:85662400 r8:85119e2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1337.201877][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1337.203077][ T32] Call trace: ** 7 printk messages dropped ** [ 1337.203586][ T32] 9d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1337.203954][ T32] r4:eaec9dc0 ** 2 printk messages dropped ** [ 1337.217147][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.217431][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1337.217844][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 7 printk messages dropped ** [ 1337.218111][ T32] r4:851e4ec0 ** 3 printk messages dropped ** [ 1337.218267][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1337.218608][ T32] r10:829187f4 r9:ebc19d84 r8:00000002 r7:60000113 r6:ebc19d8c r5:85661800 [ 1337.218632][ T32] r4:85661800 [ 1337.218678][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1337.218765][ T32] r5:85661800 r4:829187f0 [ 1337.218819][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.218880][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.218934][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc19e08 [ 1337.218959][ T32] r4:00000000 [ 1337.218980][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1337.219020][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.219059][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.219136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a18700 [ 1337.219177][ T32] r4:00000000 [ 1337.219240][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.219292][ T32] r9:83018005 r8:85661800 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [ 1337.219324][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.219369][ T32] r5:00001000 r4:ebc0d000 [ 1337.219390][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.219436][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.219482][ T32] r5:8564fb8c r4:8564f800 [ 1337.219518][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.219619][ T32] r7:dddced40 r6:83018000 r5:8564fb8c r4:85119e80 [ 1337.219645][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.219697][ T32] r10:61c88647 r9:85661800 r8:85119eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.219795][ T32] r4:85119e80 [ 1337.219818][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.219877][ T32] r10:00000000 r9:85119e80 r8:8027ed34 r7:ebc01e60 r6:8535e580 r5:85661800 [ 1337.219942][ T32] r4:00000001 [ 1337.219984][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.220025][ T32] Exception stack(0xebc19fb0 to 0xebc19ff8) [ 1337.220055][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.220085][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.220114][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.220171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.220223][ T32] r4:84a184c0 [ 1337.220989][ T32] INFO: task kworker/0:840:5581 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1337.221096][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.221208][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.221281][ T32] Call trace: [ 1337.221326][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1337.221403][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1337.221472][ T32] r4:00000000 [ 1337.221522][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.221569][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1337.221626][ T32] 9d20: 9afa2000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1337.221661][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1337.221713][ T32] 9d60: 80070013 ffffffff [ 1337.221742][ T32] r5:80070013 r4:80239bd0 [ 1337.221819][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.221871][ T32] r4:82ac11e4 [ 1337.221893][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.221985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1337.222016][ T32] r4:eaec9dc0 [ 1337.222138][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.222189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 6 printk messages dropped ** [ 1337.222658][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.224002][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 5 printk messages dropped ** [ 1337.247087][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1337.247223][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.247249][ T32] task:kworker/0:841 state:D stack:0 pid:5583 tgid:5583 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.247314][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.247377][ T32] Call trace: [ 1337.247411][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1337.247501][ T32] r10:829187f4 r9:ebc25d84 r8:00000002 r7:60000113 r6:ebc25d8c r5:85663000 [ 1337.247540][ T32] r4:85663000 [ 1337.247564][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1337.247613][ T32] r5:85663000 r4:829187f0 [ 1337.247762][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.247865][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.247995][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc25e08 [ 1337.248026][ T32] r4:00000000 [ 1337.248048][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1337.248092][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.248185][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.248241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a187c0 [ 1337.248267][ T32] r4:00000000 [ 1337.248289][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.248348][ T32] r9:83018005 r8:85663000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 1337.248374][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.248421][ T32] r5:00001000 r4:ebc27000 [ 1337.248471][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.248521][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.248623][ T32] r5:8564ff8c r4:8564fc00 [ 1337.248654][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.248715][ T32] r7:dddced40 r6:83018000 r5:8564ff8c r4:85119f00 [ 1337.248761][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.248817][ T32] r10:61c88647 r9:85663000 r8:85119f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.248844][ T32] r4:85119f00 [ 1337.248866][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.248917][ T32] r10:00000000 r9:85119f00 r8:8027ed34 r7:ebc01e60 r6:8535e600 r5:85663000 [ 1337.248943][ T32] r4:00000001 [ 1337.248965][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.249005][ T32] Exception stack(0xebc25fb0 to 0xebc25ff8) [ 1337.249122][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.249247][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.249281][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.249319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.249343][ T32] r4:84a18640 [ 1337.250222][ T32] INFO: task kworker/0:841:5583 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1337.250270][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1337.251346][ T32] r4:eaec9dc0 ** 5 printk messages dropped ** [ 1337.251694][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1337.252130][ T32] r4:84879d00 ** 4 printk messages dropped ** [ 1337.252309][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 8 printk messages dropped ** [ 1337.252734][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1337.253212][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.253335][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.253764][ T32] r9:83018005 r8:85663c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d1000 ** 8 printk messages dropped ** [ 1337.274561][ T32] r10:61c88647 r9:85663c00 r8:85119fac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1337.274918][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1337.275906][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.275957][ T32] Call trace: [ 1337.276015][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1337.276077][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1337.276105][ T32] r4:00000000 [ 1337.276151][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.276208][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1337.276270][ T32] 9d20: 9b743000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1337.276337][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1337.276403][ T32] 9d60: 80070013 ffffffff [ 1337.276438][ T32] r5:80070013 r4:80239bd0 [ 1337.276485][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.276553][ T32] r4:82ac11e4 [ 1337.276602][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.276656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1337.276681][ T32] r4:eaec9dc0 [ 1337.276702][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.276755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1337.276780][ T32] r4:00000000 [ 1337.276801][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.276876][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1337.277543][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.277608][ T32] r5:00001000 r4:ecc4f000 [ 1337.277634][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.277687][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.277773][ T32] r5:85a50b8c r4:85a50800 [ 1337.277864][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.277953][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1337.278228][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.278283][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.278309][ T32] r4:84879d00 [ 1337.278330][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.278503][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1337.278782][ T32] r4:00000001 [ 1337.278807][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.279404][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1337.280291][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.280381][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.280415][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.280470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.280499][ T32] r4:851e4ec0 [ 1337.280521][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.280597][ T32] INFO: task kworker/0:843:5587 blocked for more than 463 seconds. [ 1337.280656][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.280743][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.280801][ T32] task:kworker/0:843 state:D stack:0 pid:5587 tgid:5587 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.280855][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1337.282116][ T32] r10:829187f4 r9:ebb79d84 r8:00000002 r7:60000113 r6:ebb79d8c r5:84a49800 ** 3 printk messages dropped ** [ 1337.282620][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.282662][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1337.283572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a18a00 ** 9 printk messages dropped ** [ 1337.307880][ T32] r7:dddced40 r6:83018000 r5:8565078c r4:848c2000 ** 7 printk messages dropped ** [ 1337.308319][ T32] Exception stack(0xebb79fb0 to 0xebb79ff8) ** 6 printk messages dropped ** [ 1337.309403][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1337.310234][ T32] r4:eaec9dc0 ** 2 printk messages dropped ** [ 1337.310327][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.310608][ T32] r5:85a50b8c r4:85a50800 [ 1337.310631][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.310679][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1337.310719][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.310773][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.310799][ T32] r4:84879d00 [ 1337.310820][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.310868][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1337.310916][ T32] r4:00000001 [ 1337.310941][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.311004][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1337.311036][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.311068][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.311097][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.311129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.311153][ T32] r4:851e4ec0 [ 1337.311198][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.311232][ T32] INFO: task kworker/0:844:5591 blocked for more than 463 seconds. [ 1337.311268][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.311296][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.311343][ T32] task:kworker/0:844 state:D stack:0 pid:5591 tgid:5591 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.311402][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.311478][ T32] Call trace: [ 1337.311527][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1337.311578][ T32] r10:829187f4 r9:ebc39d84 r8:00000002 r7:60000013 r6:ebc39d8c r5:84a4e000 [ 1337.311603][ T32] r4:84a4e000 [ 1337.311623][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1337.311690][ T32] r5:84a4e000 r4:829187f0 [ 1337.311716][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.311759][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.311853][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc39e08 [ 1337.311887][ T32] r4:00000000 [ 1337.311908][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1337.311971][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.312014][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.312119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a18d00 [ 1337.312150][ T32] r4:00000000 [ 1337.312187][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.312264][ T32] r9:83018005 r8:84a4e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1337.312295][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.312343][ T32] r5:00001000 r4:ebc53000 [ 1337.312363][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.312403][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.312466][ T32] r5:85650f8c r4:85650c00 [ 1337.312532][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.312619][ T32] r7:dddced40 r6:83018000 r5:85650f8c r4:848c2100 [ 1337.312668][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.312764][ T32] r10:61c88647 r9:84a4e000 r8:848c212c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.312791][ T32] r4:848c2100 [ 1337.312854][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.312905][ T32] r10:00000000 r9:848c2100 r8:8027ed34 r7:ebc01e60 r6:848c2180 r5:84a4e000 [ 1337.312955][ T32] r4:00000001 [ 1337.312980][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.313028][ T32] Exception stack(0xebc39fb0 to 0xebc39ff8) [ 1337.313084][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.313125][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.313156][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.313188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.313259][ T32] r4:84a18b40 [ 1337.313682][ T32] INFO: task kworker/0:844:5591 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1337.313727][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.313799][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.313897][ T32] Call trace: [ 1337.313996][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1337.332416][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1337.332474][ T32] r4:00000000 [ 1337.332500][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.332595][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1337.332633][ T32] 9d20: 9be09000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1337.332666][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1337.332694][ T32] 9d60: 80070013 ffffffff [ 1337.332722][ T32] r5:80070013 r4:80239bd0 [ 1337.332745][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.332815][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1337.332941][ T32] r4:eaec9dc0 ** 2 printk messages dropped ** [ 1337.333044][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.333348][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.333895][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 5 printk messages dropped ** [ 1337.348009][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 11 printk messages dropped ** [ 1337.348925][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.349434][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1337.349629][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.350360][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d9000 ** 8 printk messages dropped ** [ 1337.351119][ T32] r10:61c88647 r9:84a4ec00 r8:848c222c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1337.351816][ T32] r4:84a18b40 ** 2 printk messages dropped ** [ 1337.353268][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.353843][ T32] 9d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1337.362963][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1337.363268][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 6 printk messages dropped ** [ 1337.363629][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1337.363656][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.363708][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.363732][ T32] r4:84879d00 [ 1337.363868][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.363923][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1337.363947][ T32] r4:00000001 [ 1337.363993][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.364336][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1337.364375][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.364408][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.364445][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.364482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.364506][ T32] r4:851e4ec0 [ 1337.364530][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.364595][ T32] INFO: task kworker/0:846:5594 blocked for more than 463 seconds. [ 1337.364631][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.364683][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.364713][ T32] task:kworker/0:846 state:D stack:0 pid:5594 tgid:5594 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.364961][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.365020][ T32] Call trace: [ 1337.365080][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1337.365158][ T32] r10:829187f4 r9:ebc51d84 r8:00000002 r7:60000113 r6:ebc51d8c r5:84a4d400 [ 1337.365224][ T32] r4:84a4d400 [ 1337.365250][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1337.365321][ T32] r5:84a4d400 r4:829187f0 [ 1337.365346][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.365435][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.365525][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc51e08 [ 1337.365555][ T32] r4:00000000 [ 1337.365587][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1337.365655][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.365713][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.365836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85619e80 [ 1337.365864][ T32] r4:00000000 [ 1337.365886][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.366028][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0df000 [ 1337.366056][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.366171][ T32] r5:00001000 r4:ebc7b000 [ 1337.366259][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.366317][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.366377][ T32] r5:85651f8c r4:85651c00 ** 2 printk messages dropped ** [ 1337.366487][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1337.366876][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.368004][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1337.368304][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1337.368448][ T32] r4:eaec9dc0 ** 5 printk messages dropped ** [ 1337.368722][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1337.369880][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 8 printk messages dropped ** [ 1337.371282][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 9 printk messages dropped ** [ 1337.372117][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1337.372176][ T32] r5:84a4a400 r4:829187f0 [ 1337.372242][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.372294][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.372368][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc65e08 [ 1337.372402][ T32] r4:00000000 [ 1337.372471][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1337.372524][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.372596][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.372646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85521e40 [ 1337.372694][ T32] r4:00000000 [ 1337.372719][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.372793][ T32] r9:83018005 r8:84a4a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0db000 [ 1337.372858][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.372959][ T32] r5:00001000 r4:ebc67000 [ 1337.373013][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.373064][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.373137][ T32] r5:8565178c r4:85651400 [ 1337.373161][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.373213][ T32] r7:dddced40 r6:83018000 r5:8565178c r4:848c2400 [ 1337.373289][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.373411][ T32] r10:61c88647 r9:84a4a400 r8:848c242c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.373511][ T32] r4:848c2400 [ 1337.373536][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.373608][ T32] r10:00000000 r9:848c2400 r8:8027ed34 r7:ebc51e60 r6:848c2480 r5:84a4a400 [ 1337.373635][ T32] r4:00000001 [ 1337.373656][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.373711][ T32] Exception stack(0xebc65fb0 to 0xebc65ff8) [ 1337.373830][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.373888][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.373921][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.404232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.404316][ T32] r4:85521fc0 [ 1337.405077][ T32] INFO: task kworker/0:847:5596 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1337.405134][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.405582][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.406177][ T32] Call trace: [ 1337.406215][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1337.406297][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1337.406327][ T32] r4:00000000 [ 1337.406374][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.406429][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1337.406517][ T32] 9d20: 9c9fc000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1337.406554][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1337.406580][ T32] 9d60: 80070013 ffffffff [ 1337.406655][ T32] r5:80070013 r4:80239bd0 [ 1337.406681][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1337.406916][ T32] r4:eaec9dc0 ** 6 printk messages dropped ** [ 1337.407284][ T32] r5:00001000 r4:ecc4f000 ** 1 printk messages dropped ** [ 1337.407469][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.407520][ T32] r5:85a50b8c r4:85a50800 [ 1337.407558][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.407613][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1337.407635][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.407685][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.407742][ T32] r4:84879d00 [ 1337.407767][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.407823][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1337.407878][ T32] r4:00000001 [ 1337.407923][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.407965][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1337.408020][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.408080][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.408136][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.408170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.408194][ T32] r4:851e4ec0 [ 1337.408241][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.408292][ T32] INFO: task kworker/0:848:5599 blocked for more than 463 seconds. [ 1337.408328][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.408355][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.408378][ T32] task:kworker/0:848 state:D stack:0 pid:5599 tgid:5599 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.408465][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.408571][ T32] Call trace: [ 1337.408685][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 2 printk messages dropped ** [ 1337.408874][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1337.409000][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1337.409242][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1337.409722][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.410391][ T32] Exception stack(0xebc71fb0 to 0xebc71ff8) ** 6 printk messages dropped ** [ 1337.411021][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1337.411889][ T32] r4:eaec9dc0 ** 2 printk messages dropped ** [ 1337.411981][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.412275][ T32] r5:85a50b8c r4:85a50800 ** 7 printk messages dropped ** [ 1337.412709][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.413241][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.413567][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.413885][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1337.439363][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1337.440591][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.441017][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1337.441559][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.442761][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 11 printk messages dropped ** [ 1337.443299][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1337.443505][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 11 printk messages dropped ** [ 1337.457244][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 1 printk messages dropped ** [ 1337.457802][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.457867][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1337.458048][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.458084][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.458115][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.458149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.458173][ T32] r4:851e4ec0 [ 1337.458197][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.458246][ T32] INFO: task kworker/0:850:5601 blocked for more than 463 seconds. [ 1337.458286][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.458313][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.458337][ T32] task:kworker/0:850 state:D stack:0 pid:5601 tgid:5601 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.458433][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.458638][ T32] Call trace: [ 1337.458725][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1337.458801][ T32] r10:829187f4 r9:ebc5dd84 r8:00000002 r7:60000013 r6:ebc5dd8c r5:848f8c00 [ 1337.459070][ T32] r4:848f8c00 [ 1337.459095][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1337.459140][ T32] r5:848f8c00 r4:829187f0 [ 1337.459162][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.459223][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.459277][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc5de08 [ 1337.459301][ T32] r4:00000000 [ 1337.459322][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1337.459375][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.459420][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.459470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855231c0 [ 1337.459495][ T32] r4:00000000 [ 1337.459535][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.459591][ T32] r9:83018005 r8:848f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [ 1337.459614][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.459707][ T32] r5:00001000 r4:dfa95000 [ 1337.459742][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.459813][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.459863][ T32] r5:8565278c r4:85652400 [ 1337.459930][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.460019][ T32] r7:dddced40 r6:83018000 r5:8565278c r4:848c2700 [ 1337.460119][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.460207][ T32] r10:61c88647 r9:848f8c00 r8:848c272c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.460236][ T32] r4:848c2700 [ 1337.460257][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.460305][ T32] r10:00000000 r9:848c2700 r8:8027ed34 r7:ebc79e60 r6:848c2780 r5:848f8c00 [ 1337.460346][ T32] r4:00000001 [ 1337.460443][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.460484][ T32] Exception stack(0xebc5dfb0 to 0xebc5dff8) [ 1337.460524][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.460571][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.460626][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.460686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.460713][ T32] r4:85523180 [ 1337.461408][ T32] INFO: task kworker/0:850:5601 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1337.461478][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.461605][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.461695][ T32] Call trace: [ 1337.461731][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1337.461783][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1337.461808][ T32] r4:00000000 [ 1337.461829][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.461883][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1337.461949][ T32] 9d20: 9d2b2000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1337.461985][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1337.462035][ T32] 9d60: 80070013 ffffffff [ 1337.462089][ T32] r5:80070013 r4:80239bd0 [ 1337.462138][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.462185][ T32] r4:82ac11e4 [ 1337.462206][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.462254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1337.462303][ T32] r4:eaec9dc0 [ 1337.462327][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1337.462475][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.462747][ T32] r5:85a50b8c r4:85a50800 ** 4 printk messages dropped ** [ 1337.462939][ T32] r4:84879d00 ** 4 printk messages dropped ** [ 1337.463096][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 5 printk messages dropped ** [ 1337.463390][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1337.463957][ T32] r4:848f9800 ** 2 printk messages dropped ** [ 1337.488469][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1337.488669][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1337.489105][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1337.489496][ T32] r10:00000000 r9:848c2800 r8:8027ed34 r7:ebc5de60 r6:848c2880 r5:848f9800 ** 6 printk messages dropped ** [ 1337.489740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1337.491100][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1337.491457][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.491791][ T32] r5:85a50b8c r4:85a50800 ** 4 printk messages dropped ** [ 1337.491977][ T32] r4:84879d00 ** 4 printk messages dropped ** [ 1337.492161][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 6 printk messages dropped ** [ 1337.492376][ T32] INFO: task kworker/0:852:5606 blocked for more than 464 seconds. ** 8 printk messages dropped ** [ 1337.492714][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1337.492777][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1337.493060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85523940 [ 1337.493106][ T32] r4:00000000 [ 1337.493130][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.493202][ T32] r9:83018005 r8:848fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1337.493327][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.493378][ T32] r5:00001000 r4:eb1cd000 [ 1337.493398][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.493468][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.493531][ T32] r5:85653b8c r4:85653800 [ 1337.493557][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.493606][ T32] r7:dddced40 r6:83018000 r5:85653b8c r4:848c2900 [ 1337.493652][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.493706][ T32] r10:61c88647 r9:848fa400 r8:848c292c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.493729][ T32] r4:848c2900 [ 1337.493761][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.493837][ T32] r10:00000000 r9:848c2900 r8:8027ed34 r7:ebc85e60 r6:848c2980 r5:848fa400 [ 1337.493864][ T32] r4:00000001 [ 1337.493885][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.502774][ T32] Exception stack(0xebc8dfb0 to 0xebc8dff8) [ 1337.502844][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.502985][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.503115][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.503201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.503254][ T32] r4:855235c0 [ 1337.503874][ T32] INFO: task kworker/0:852:5606 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1337.503956][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.508789][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.508859][ T32] Call trace: [ 1337.508920][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1337.508981][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1337.509006][ T32] r4:00000000 [ 1337.509038][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.509120][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1337.509157][ T32] 9d20: 9d71c000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1337.509191][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1337.509218][ T32] 9d60: 80070013 ffffffff [ 1337.509244][ T32] r5:80070013 r4:80239bd0 [ 1337.509266][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.509311][ T32] r4:82ac11e4 [ 1337.509332][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.509379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1337.509444][ T32] r4:eaec9dc0 [ 1337.509471][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.509548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1337.509670][ T32] r4:00000000 [ 1337.509695][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.509747][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1337.509843][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.509895][ T32] r5:00001000 r4:ecc4f000 [ 1337.509950][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.510015][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.510120][ T32] r5:85a50b8c r4:85a50800 [ 1337.510146][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.510198][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1337.510244][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.510300][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.510350][ T32] r4:84879d00 [ 1337.510405][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.510550][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1337.510613][ T32] r4:00000001 [ 1337.510639][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.510680][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1337.510708][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.510739][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.510767][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.510801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.510825][ T32] r4:851e4ec0 [ 1337.510871][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.510904][ T32] INFO: task kworker/0:853:5608 blocked for more than 464 seconds. [ 1337.510938][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.510964][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.510987][ T32] task:kworker/0:853 state:D stack:0 pid:5608 tgid:5608 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1337.511296][ T32] r4:848fb000 ** 2 printk messages dropped ** [ 1337.511538][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.511584][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.511635][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc95e08 ** 3 printk messages dropped ** [ 1337.511786][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1337.512067][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.512366][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.512524][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.513511][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 11 printk messages dropped ** [ 1337.526794][ T32] r4:eaec9dc0 ** 2 printk messages dropped ** [ 1337.526913][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.527311][ T32] r5:85a50b8c r4:85a50800 ** 3 printk messages dropped ** [ 1337.527466][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1337.527744][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1337.527926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.527986][ T32] r4:851e4ec0 [ 1337.528056][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.528105][ T32] INFO: task kworker/0:854:5610 blocked for more than 464 seconds. [ 1337.528188][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.528225][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.528255][ T32] task:kworker/0:854 state:D stack:0 pid:5610 tgid:5610 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.528349][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.528425][ T32] Call trace: [ 1337.528552][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1337.528610][ T32] r10:829187f4 r9:ebc99d84 r8:00000002 r7:60000113 r6:ebc99d8c r5:848fbc00 [ 1337.528636][ T32] r4:848fbc00 [ 1337.528707][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1337.528756][ T32] r5:848fbc00 r4:829187f0 [ 1337.528778][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.528824][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.528877][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc99e08 [ 1337.528901][ T32] r4:00000000 [ 1337.528922][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1337.528963][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.529036][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.529107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855236c0 [ 1337.529161][ T32] r4:00000000 [ 1337.529190][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.529242][ T32] r9:83018005 r8:848fbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1337.529269][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.529314][ T32] r5:00001000 r4:eaff5000 [ 1337.529340][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.529383][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.529428][ T32] r5:8565338c r4:85653000 [ 1337.529454][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.529504][ T32] r7:dddced40 r6:83018000 r5:8565338c r4:848c2b00 [ 1337.529527][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.529577][ T32] r10:61c88647 r9:848fbc00 r8:848c2b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.529662][ T32] r4:848c2b00 [ 1337.529711][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.529763][ T32] r10:00000000 r9:848c2b00 r8:8027ed34 r7:ebc8de60 r6:848c2b80 r5:848fbc00 [ 1337.529831][ T32] r4:00000001 [ 1337.529855][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.529902][ T32] Exception stack(0xebc99fb0 to 0xebc99ff8) [ 1337.529943][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.529977][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.530016][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.530052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.530075][ T32] r4:85523680 [ 1337.530715][ T32] INFO: task kworker/0:854:5610 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1337.530761][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1337.531134][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.531391][ T32] r5:80070013 r4:80239bd0 ** 4 printk messages dropped ** [ 1337.531619][ T32] r4:eaec9dc0 ** 6 printk messages dropped ** [ 1337.531995][ T32] r5:00001000 r4:ecc4f000 ** 6 printk messages dropped ** [ 1337.532420][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1337.532696][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.533024][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.533268][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.533410][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.533519][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1337.555937][ T32] r7:dddced40 r6:83018000 r5:8565378c r4:848c2c00 ** 5 printk messages dropped ** [ 1337.556226][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.556412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1337.557888][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 8 printk messages dropped ** [ 1337.558194][ T32] r4:eaec9dc0 ** 5 printk messages dropped ** [ 1337.558408][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1337.558878][ T32] r4:84879d00 ** 6 printk messages dropped ** [ 1337.559184][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.559585][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.559866][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.559908][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.559962][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebca1e08 [ 1337.559987][ T32] r4:00000000 [ 1337.560020][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1337.560080][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.560122][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.560171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85523c00 [ 1337.560197][ T32] r4:00000000 [ 1337.560337][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.560392][ T32] r9:83018005 r8:848fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1337.560415][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.560490][ T32] r5:00001000 r4:eb37d000 [ 1337.560559][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.560685][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.560735][ T32] r5:856a838c r4:856a8000 [ 1337.560757][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.560805][ T32] r7:dddced40 r6:83018000 r5:856a838c r4:848c2d00 [ 1337.560828][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.560887][ T32] r10:61c88647 r9:848fd400 r8:848c2d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.560915][ T32] r4:848c2d00 [ 1337.560960][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.561011][ T32] r10:00000000 r9:848c2d00 r8:8027ed34 r7:ebc8de60 r6:848c2d80 r5:848fd400 [ 1337.561035][ T32] r4:00000001 [ 1337.561055][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.561091][ T32] Exception stack(0xebca1fb0 to 0xebca1ff8) [ 1337.561120][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.561151][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.561207][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.561243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.561266][ T32] r4:855237c0 [ 1337.561589][ T32] INFO: task kworker/0:856:5614 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1337.561626][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.561881][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.561927][ T32] Call trace: [ 1337.562004][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1337.562091][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1337.562120][ T32] r4:00000000 [ 1337.562143][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.562183][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1337.562215][ T32] 9d20: 9de6a000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1337.562246][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1337.562273][ T32] 9d60: 80070013 ffffffff [ 1337.562298][ T32] r5:80070013 r4:80239bd0 [ 1337.562318][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.562359][ T32] r4:82ac11e4 [ 1337.562403][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.562467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1337.562493][ T32] r4:eaec9dc0 [ 1337.562515][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.562560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1337.562596][ T32] r4:00000000 [ 1337.562620][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.562669][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1337.562739][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.562795][ T32] r5:00001000 r4:ecc4f000 [ 1337.562817][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.562857][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.562935][ T32] r5:85a50b8c r4:85a50800 [ 1337.562961][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.563010][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1337.563056][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.563110][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.563135][ T32] r4:84879d00 [ 1337.563179][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.563232][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1337.563255][ T32] r4:00000001 [ 1337.563275][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.563312][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1337.563366][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.563401][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.563430][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.563494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.563570][ T32] r4:851e4ec0 [ 1337.563598][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.563624][ T32] INFO: task kworker/0:857:5615 blocked for more than 464 seconds. [ 1337.563656][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.563682][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.563727][ T32] task:kworker/0:857 state:D stack:0 pid:5615 tgid:5615 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.563794][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.563868][ T32] Call trace: [ 1337.586313][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1337.586453][ T32] r10:829187f4 r9:ebc91d84 r8:00000002 r7:60000113 r6:ebc91d8c r5:848fe000 [ 1337.586485][ T32] r4:848fe000 [ 1337.586508][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1337.586579][ T32] r5:848fe000 r4:829187f0 [ 1337.586607][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.586649][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.586699][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc91e08 [ 1337.586724][ T32] r4:00000000 [ 1337.586760][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1337.586826][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.586907][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.587003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85523b40 [ 1337.587031][ T32] r4:00000000 [ 1337.587053][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.587105][ T32] r9:83018005 r8:848fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1337.587129][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.587178][ T32] r5:00001000 r4:eb339000 [ 1337.587200][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.587242][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.587286][ T32] r5:85653f8c r4:85653c00 [ 1337.587342][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.587398][ T32] r7:dddced40 r6:83018000 r5:85653f8c r4:848c2e00 [ 1337.587421][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.587603][ T32] r10:61c88647 r9:848fe000 r8:848c2e2c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1337.587759][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.587984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1337.589131][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 7 printk messages dropped ** [ 1337.589384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 7 printk messages dropped ** [ 1337.589711][ T32] r5:00001000 r4:ecc4f000 ** 4 printk messages dropped ** [ 1337.589884][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 8 printk messages dropped ** [ 1337.590158][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.590410][ T32] task:kworker/0:858 state:D stack:0 pid:5618 tgid:5618 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1337.590736][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.590866][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.591197][ T32] r9:83018005 r8:848fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 ** 6 printk messages dropped ** [ 1337.591481][ T32] r7:dddced40 r6:83018000 r5:856a878c r4:848c2f00 ** 5 printk messages dropped ** [ 1337.591692][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1337.591786][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.591818][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.591859][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.591895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.591947][ T32] r4:85523c40 [ 1337.592286][ T32] INFO: task kworker/0:858:5618 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1337.592324][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.592422][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.592526][ T32] Call trace: [ 1337.592660][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1337.592714][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1337.592765][ T32] r4:00000000 [ 1337.592793][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.592836][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1337.592879][ T32] 9d20: 9e1e7000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1337.592913][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1337.592958][ T32] 9d60: 80070013 ffffffff [ 1337.592987][ T32] r5:80070013 r4:80239bd0 [ 1337.593030][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.593076][ T32] r4:82ac11e4 [ 1337.593096][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.593142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1337.593198][ T32] r4:eaec9dc0 [ 1337.593223][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.593269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1337.593292][ T32] r4:00000000 [ 1337.593313][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.593409][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1337.593476][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.593527][ T32] r5:00001000 r4:ecc4f000 [ 1337.593548][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.593588][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.593633][ T32] r5:85a50b8c r4:85a50800 [ 1337.593670][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.593723][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1337.593745][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.593793][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.593816][ T32] r4:84879d00 [ 1337.593848][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.593943][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1337.616552][ T32] r4:00000001 [ 1337.616597][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.616659][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1337.616693][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.616738][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.616772][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.616805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.616853][ T32] r4:851e4ec0 [ 1337.616881][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.616913][ T32] INFO: task kworker/0:859:5621 blocked for more than 464 seconds. [ 1337.616980][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.617035][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.617086][ T32] task:kworker/0:859 state:D stack:0 pid:5621 tgid:5621 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.617153][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.617218][ T32] Call trace: [ 1337.617282][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1337.617340][ T32] r10:829187f4 r9:ebcadd84 r8:00000002 r7:60000113 r6:ebcadd8c r5:85668000 [ 1337.617364][ T32] r4:85668000 [ 1337.617417][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1337.617471][ T32] r5:85668000 r4:829187f0 [ 1337.617493][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.617534][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.617585][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcade08 [ 1337.617608][ T32] r4:00000000 [ 1337.617629][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1337.617668][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1337.617810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a2b040 ** 9 printk messages dropped ** [ 1337.618412][ T32] r7:dddced40 r6:83018000 r5:856a8b8c r4:84a5c000 ** 7 printk messages dropped ** [ 1337.618689][ T32] Exception stack(0xebcadfb0 to 0xebcadff8) ** 6 printk messages dropped ** [ 1337.619633][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1337.620229][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1337.620494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 9 printk messages dropped ** [ 1337.620900][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 8 printk messages dropped ** [ 1337.621171][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.621466][ T32] task:kworker/0:860 state:D stack:0 pid:5622 tgid:5622 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1337.621759][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1337.622056][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.622376][ T32] r5:856a8f8c r4:856a8c00 ** 4 printk messages dropped ** [ 1337.622619][ T32] r4:84a5c100 ** 6 printk messages dropped ** [ 1337.622860][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.623330][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.623374][ T32] Call trace: [ 1337.623406][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1337.623463][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1337.623526][ T32] r4:00000000 [ 1337.623552][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.623604][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1337.623639][ T32] 9d20: 9e545000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1337.623671][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1337.623696][ T32] 9d60: 80070013 ffffffff [ 1337.623721][ T32] r5:80070013 r4:80239bd0 [ 1337.623743][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.623785][ T32] r4:82ac11e4 [ 1337.623805][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.623851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1337.623886][ T32] r4:eaec9dc0 [ 1337.623910][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.637819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1337.637856][ T32] r4:00000000 [ 1337.637901][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.637969][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1337.638016][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.638069][ T32] r5:00001000 r4:ecc4f000 [ 1337.638091][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.638155][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.638207][ T32] r5:85a50b8c r4:85a50800 [ 1337.638229][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.638279][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1337.638301][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.638350][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.638374][ T32] r4:84879d00 [ 1337.638401][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.638458][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1337.638483][ T32] r4:00000001 [ 1337.638504][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.638543][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1337.638573][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.638605][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.638634][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.638690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.638718][ T32] r4:851e4ec0 [ 1337.638741][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.638782][ T32] INFO: task kworker/0:861:5625 blocked for more than 464 seconds. [ 1337.638853][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.638884][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.638908][ T32] task:kworker/0:861 state:D stack:0 pid:5625 tgid:5625 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.638962][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.639008][ T32] Call trace: [ 1337.639057][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1337.639125][ T32] r10:829187f4 r9:ebcb1d84 r8:00000002 r7:60000013 r6:ebcb1d8c r5:85669800 [ 1337.639154][ T32] r4:85669800 [ 1337.639198][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1337.639246][ T32] r5:85669800 r4:829187f0 [ 1337.639268][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.639340][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.639401][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb1e08 [ 1337.639441][ T32] r4:00000000 [ 1337.639495][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1337.639541][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.639580][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1337.639648][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.639848][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1337.640299][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.641140][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1337.641536][ T32] r5:80070013 r4:80239bd0 ** 7 printk messages dropped ** [ 1337.641802][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.642104][ T32] r5:85a50b8c r4:85a50800 ** 4 printk messages dropped ** [ 1337.642269][ T32] r4:84879d00 ** 4 printk messages dropped ** [ 1337.642431][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 6 printk messages dropped ** [ 1337.642633][ T32] INFO: task kworker/0:862:5627 blocked for more than 464 seconds. ** 10 printk messages dropped ** [ 1337.643205][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.643317][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.643519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a2b480 [ 1337.643542][ T32] r4:00000000 [ 1337.643564][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.643612][ T32] r9:83018005 r8:8566a400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1337.643635][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.643680][ T32] r5:00001000 r4:eb74d000 [ 1337.643701][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.643754][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.643805][ T32] r5:856a978c r4:856a9400 [ 1337.643826][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.643873][ T32] r7:dddced40 r6:83018000 r5:856a978c r4:84a5c300 [ 1337.643895][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.660516][ T32] r10:61c88647 r9:8566a400 r8:84a5c32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.660589][ T32] r4:84a5c300 [ 1337.660616][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.660680][ T32] r10:00000000 r9:84a5c300 r8:8027ed34 r7:ebcb1e60 r6:84a5c380 r5:8566a400 [ 1337.660728][ T32] r4:00000001 [ 1337.660755][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.660806][ T32] Exception stack(0xebcb9fb0 to 0xebcb9ff8) [ 1337.660863][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.660968][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.661002][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.661035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.661060][ T32] r4:84a2b640 [ 1337.661625][ T32] INFO: task kworker/0:862:5627 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1337.661662][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.661743][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.661794][ T32] Call trace: [ 1337.661828][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1337.661881][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1337.661907][ T32] r4:00000000 [ 1337.661929][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.661971][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1337.662005][ T32] 9d20: 9ea25000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1337.662050][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1337.662081][ T32] 9d60: 80070013 ffffffff [ 1337.662107][ T32] r5:80070013 r4:80239bd0 [ 1337.662129][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.662175][ T32] r4:82ac11e4 [ 1337.662196][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1337.662374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 11 printk messages dropped ** [ 1337.662999][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1337.663391][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.674530][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.674817][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.674873][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.674930][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcbde08 [ 1337.674970][ T32] r4:00000000 [ 1337.674995][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1337.675039][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.675082][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.675131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a2b680 [ 1337.675155][ T32] r4:00000000 [ 1337.675177][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.675243][ T32] r9:83018005 r8:8566b000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1337.675270][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.675317][ T32] r5:00001000 r4:eb771000 [ 1337.675339][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.675379][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.675475][ T32] r5:856a9b8c r4:856a9800 [ 1337.675546][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.675648][ T32] r7:dddced40 r6:83018000 r5:856a9b8c r4:84a5c400 [ 1337.675681][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.675735][ T32] r10:61c88647 r9:8566b000 r8:84a5c42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.675759][ T32] r4:84a5c400 [ 1337.675781][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.675829][ T32] r10:00000000 r9:84a5c400 r8:8027ed34 r7:ebcb9e60 r6:84a5c480 r5:8566b000 [ 1337.675853][ T32] r4:00000001 [ 1337.675874][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.675911][ T32] Exception stack(0xebcbdfb0 to 0xebcbdff8) [ 1337.675941][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.675973][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.676001][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.676033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.676120][ T32] r4:84a2b4c0 [ 1337.676804][ T32] INFO: task kworker/0:863:5630 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1337.676844][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.677119][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.677187][ T32] Call trace: [ 1337.677316][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1337.677436][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1337.677494][ T32] r4:00000000 [ 1337.677519][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.677561][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1337.677593][ T32] 9d20: 9ecb0000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1337.677625][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1337.677651][ T32] 9d60: 80070013 ffffffff [ 1337.677677][ T32] r5:80070013 r4:80239bd0 [ 1337.677698][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.677740][ T32] r4:82ac11e4 [ 1337.677762][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.677808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 3 printk messages dropped ** [ 1337.677929][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.678191][ T32] r5:00001000 r4:ecc4f000 ** 4 printk messages dropped ** [ 1337.678374][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 7 printk messages dropped ** [ 1337.678667][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 6 printk messages dropped ** [ 1337.678881][ T32] INFO: task kworker/0:864:5631 blocked for more than 464 seconds. ** 10 printk messages dropped ** [ 1337.679345][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.679386][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1337.679465][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.679641][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.679938][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.680721][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.680907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1337.681701][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.681935][ T32] r5:80070013 r4:80239bd0 ** 4 printk messages dropped ** [ 1337.682116][ T32] r4:eaec9dc0 ** 5 printk messages dropped ** [ 1337.682579][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1337.683099][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1337.683376][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.683879][ T32] task:kworker/0:865 state:D stack:0 pid:5633 tgid:5633 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1337.716626][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.716673][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.716747][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcd1e08 [ 1337.716780][ T32] r4:00000000 [ 1337.716803][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1337.716844][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.716886][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.716948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a2bbc0 [ 1337.716976][ T32] r4:00000000 [ 1337.716998][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.717049][ T32] r9:83018005 r8:85666c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1337.717072][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.717116][ T32] r5:00001000 r4:eb8f1000 [ 1337.717137][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.717196][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.717245][ T32] r5:856aab8c r4:856aa800 [ 1337.717302][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.717444][ T32] r7:dddced40 r6:83018000 r5:856aab8c r4:84a5c580 [ 1337.717500][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.717557][ T32] r10:61c88647 r9:85666c00 r8:84a5c5ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.717581][ T32] r4:84a5c580 [ 1337.717625][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.717678][ T32] r10:00000000 r9:84a5c580 r8:8027ed34 r7:ebcc9e60 r6:8535e780 r5:85666c00 [ 1337.717703][ T32] r4:00000001 [ 1337.717724][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.717761][ T32] Exception stack(0xebcd1fb0 to 0xebcd1ff8) [ 1337.717813][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.717855][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.717887][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.717945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.717972][ T32] r4:84a2ba40 [ 1337.718626][ T32] INFO: task kworker/0:865:5633 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1337.718663][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.718726][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.718772][ T32] Call trace: [ 1337.718855][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1337.718909][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1337.718933][ T32] r4:00000000 [ 1337.718977][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.719028][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1337.719060][ T32] 9d20: 9f36a000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1337.719115][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1337.719156][ T32] 9d60: 80070013 ffffffff [ 1337.719184][ T32] r5:80070013 r4:80239bd0 [ 1337.719206][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.719250][ T32] r4:82ac11e4 [ 1337.719334][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.719438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1337.719473][ T32] r4:eaec9dc0 [ 1337.719496][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.719566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1337.719623][ T32] r4:00000000 [ 1337.719648][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.719697][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1337.719720][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.719775][ T32] r5:00001000 r4:ecc4f000 [ 1337.719801][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.719867][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.719922][ T32] r5:85a50b8c r4:85a50800 [ 1337.719992][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.720051][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1337.720073][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.720132][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.720156][ T32] r4:84879d00 ** 2 printk messages dropped ** [ 1337.720340][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.720507][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1337.720746][ T32] task:kworker/0:866 state:D stack:0 pid:5634 tgid:5634 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1337.721078][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1337.721433][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.721633][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.722083][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.722579][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1337.723479][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1337.723556][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1337.723589][ T32] 9d20: 9f36a000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1337.723621][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1337.723646][ T32] 9d60: 80070013 ffffffff [ 1337.723774][ T32] r5:80070013 r4:80239bd0 [ 1337.723798][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.723841][ T32] r4:82ac11e4 [ 1337.723862][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.724052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1337.735416][ T32] r4:eaec9dc0 [ 1337.735465][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.735528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1337.735553][ T32] r4:00000000 [ 1337.735575][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.735626][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1337.735650][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.735697][ T32] r5:00001000 r4:ecc4f000 [ 1337.735733][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.735780][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.735825][ T32] r5:85a50b8c r4:85a50800 [ 1337.735846][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.735930][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1337.735957][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.736010][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.736034][ T32] r4:84879d00 [ 1337.736078][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.736133][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1337.736183][ T32] r4:00000001 [ 1337.736209][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.736272][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1337.736312][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.736344][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.736374][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.736433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.736462][ T32] r4:851e4ec0 [ 1337.736487][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.736557][ T32] INFO: task kworker/0:867:5637 blocked for more than 464 seconds. [ 1337.736621][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.736675][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.736703][ T32] task:kworker/0:867 state:D stack:0 pid:5637 tgid:5637 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.736782][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1337.737093][ T32] r10:829187f4 r9:ebcd5d84 r8:00000002 r7:60000113 r6:ebcd5d8c r5:8566c800 ** 3 printk messages dropped ** [ 1337.737293][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.737493][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.737733][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.737994][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.738404][ T32] Exception stack(0xebcd5fb0 to 0xebcd5ff8) ** 6 printk messages dropped ** [ 1337.739174][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1337.740006][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.740223][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1337.740366][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1337.740387][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.740442][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.740467][ T32] r4:84879d00 [ 1337.740487][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.740573][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1337.740601][ T32] r4:00000001 [ 1337.740623][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.740663][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1337.740691][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.740723][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.740753][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.740797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.740825][ T32] r4:851e4ec0 [ 1337.740846][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.740871][ T32] INFO: task kworker/0:868:5640 blocked for more than 464 seconds. [ 1337.740922][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.740951][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1337.741206][ T32] r4:8566d400 ** 2 printk messages dropped ** [ 1337.741290][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.741330][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1337.741540][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1337.742018][ T32] r7:dddced40 r6:83018000 r5:856ab38c r4:84a5c800 ** 8 printk messages dropped ** [ 1337.742502][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.743173][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 11 printk messages dropped ** [ 1337.761118][ T32] r4:eaec9dc0 ** 5 printk messages dropped ** [ 1337.761342][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1337.761751][ T32] r4:84879d00 ** 5 printk messages dropped ** [ 1337.762213][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.762657][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.762969][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1337.763235][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1337.763622][ T32] r5:856aaf8c r4:856aac00 ** 6 printk messages dropped ** [ 1337.763878][ T32] r10:00000000 r9:84a5c900 r8:8027ed34 r7:ebcd9e60 r6:84a5c980 r5:8566e000 ** 7 printk messages dropped ** [ 1337.779436][ T32] r4:84a2bc00 [ 1337.780082][ T32] INFO: task kworker/0:869:5641 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1337.780118][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.780198][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.780319][ T32] Call trace: [ 1337.780416][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1337.780497][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1337.780528][ T32] r4:00000000 [ 1337.780567][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.780609][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1337.780665][ T32] 9d20: 9fa6a000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1337.780760][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1337.780792][ T32] 9d60: 80070013 ffffffff [ 1337.780819][ T32] r5:80070013 r4:80239bd0 [ 1337.780841][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.780930][ T32] r4:82ac11e4 [ 1337.780954][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.781169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1337.781269][ T32] r4:eaec9dc0 [ 1337.781316][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.781369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1337.781393][ T32] r4:00000000 [ 1337.781414][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.781470][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1337.781494][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.781539][ T32] r5:00001000 r4:ecc4f000 [ 1337.781560][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.781646][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.781697][ T32] r5:85a50b8c r4:85a50800 [ 1337.781718][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.781804][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1337.781831][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.781883][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.781961][ T32] r4:84879d00 [ 1337.781985][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.782035][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1337.782072][ T32] r4:00000001 [ 1337.782108][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.782149][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1337.782177][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.782209][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.782240][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.782298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.782328][ T32] r4:851e4ec0 [ 1337.782350][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.782403][ T32] INFO: task kworker/0:870:5643 blocked for more than 464 seconds. [ 1337.782472][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.782502][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.782524][ T32] task:kworker/0:870 state:D stack:0 pid:5643 tgid:5643 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.782610][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.782667][ T32] Call trace: [ 1337.782718][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1337.782768][ T32] r10:829187f4 r9:ebce1d84 r8:00000002 r7:60000013 r6:ebce1d8c r5:8566ec00 [ 1337.782837][ T32] r4:8566ec00 [ 1337.782863][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1337.782929][ T32] r5:8566ec00 r4:829187f0 [ 1337.782995][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.783086][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.783141][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebce1e08 [ 1337.783374][ T32] r4:00000000 [ 1337.783400][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1337.783448][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.783502][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.783552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85523d40 [ 1337.783599][ T32] r4:00000000 [ 1337.783623][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.783674][ T32] r9:83018005 r8:8566ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 3 printk messages dropped ** [ 1337.791123][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.791527][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.791784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1337.793076][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 8 printk messages dropped ** [ 1337.793501][ T32] r4:eaec9dc0 ** 5 printk messages dropped ** [ 1337.793732][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1337.807058][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 8 printk messages dropped ** [ 1337.807539][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 9 printk messages dropped ** [ 1337.808074][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1337.808156][ T32] r5:84b88000 r4:829187f0 [ 1337.808186][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.808229][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.808289][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebce5e08 [ 1337.808318][ T32] r4:00000000 [ 1337.808339][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1337.808380][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.808422][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.808508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a2bfc0 [ 1337.808552][ T32] r4:00000000 [ 1337.808578][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.808668][ T32] r9:83018005 r8:84b88000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1337.808718][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.808782][ T32] r5:00001000 r4:eb949000 [ 1337.808807][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.808849][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.808912][ T32] r5:856abb8c r4:856ab800 [ 1337.808959][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.809011][ T32] r7:dddced40 r6:83018000 r5:856abb8c r4:84a5cb00 [ 1337.809433][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.809488][ T32] r10:61c88647 r9:84b88000 r8:84a5cb2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.809527][ T32] r4:84a5cb00 [ 1337.809587][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.809640][ T32] r10:00000000 r9:84a5cb00 r8:8027ed34 r7:ebce1e60 r6:84a5cb80 r5:84b88000 [ 1337.809694][ T32] r4:00000001 [ 1337.809717][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.809754][ T32] Exception stack(0xebce5fb0 to 0xebce5ff8) [ 1337.809784][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.809819][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.809850][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.809895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.809935][ T32] r4:84a2bf80 [ 1337.810603][ T32] INFO: task kworker/0:871:5645 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1337.810641][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.810790][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.810839][ T32] Call trace: [ 1337.810885][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1337.810986][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1337.811015][ T32] r4:00000000 [ 1337.811062][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.811135][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 2 printk messages dropped ** [ 1337.811346][ T32] 9d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1337.811554][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1337.811749][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 6 printk messages dropped ** [ 1337.812021][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 8 printk messages dropped ** [ 1337.812480][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.812834][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.813110][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.813153][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1337.813437][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.813708][ T32] r5:856b078c r4:856b0400 ** 6 printk messages dropped ** [ 1337.838814][ T32] r10:00000000 r9:84a5cc00 r8:8027ed34 r7:ebce5e60 r6:84a5cc80 r5:84b88c00 ** 9 printk messages dropped ** [ 1337.839881][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1337.840951][ T32] r4:eaec9dc0 ** 5 printk messages dropped ** [ 1337.841269][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1337.841867][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 9 printk messages dropped ** [ 1337.842280][ T32] INFO: task kworker/0:873:5649 blocked for more than 464 seconds. ** 10 printk messages dropped ** [ 1337.842895][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1337.842992][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcede08 ** 2 printk messages dropped ** [ 1337.843369][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.843622][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.843673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550e000 [ 1337.843718][ T32] r4:00000000 [ 1337.843742][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.843790][ T32] r9:83018005 r8:84b89800 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1337.843813][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.843881][ T32] r5:00001000 r4:eb961000 [ 1337.843905][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.854833][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.854909][ T32] r5:856abf8c r4:856abc00 [ 1337.854936][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.855006][ T32] r7:dddced40 r6:83018000 r5:856abf8c r4:84a5cd00 [ 1337.855062][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.855141][ T32] r10:61c88647 r9:84b89800 r8:84a5cd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.855171][ T32] r4:84a5cd00 [ 1337.855193][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.855288][ T32] r10:00000000 r9:84a5cd00 r8:8027ed34 r7:ebce9e60 r6:84a5cd80 r5:84b89800 [ 1337.855319][ T32] r4:00000001 [ 1337.855365][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.855410][ T32] Exception stack(0xebcedfb0 to 0xebcedff8) [ 1337.855447][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.855574][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.855631][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.855770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.855909][ T32] r4:8550e300 [ 1337.856505][ T32] INFO: task kworker/0:873:5649 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1337.856575][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.856726][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.856775][ T32] Call trace: [ 1337.856808][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1337.856861][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1337.856885][ T32] r4:00000000 [ 1337.856906][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.856945][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1337.856977][ T32] 9d20: a017d000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1337.857009][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1337.857035][ T32] 9d60: 80070013 ffffffff [ 1337.857063][ T32] r5:80070013 r4:80239bd0 [ 1337.857084][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.857127][ T32] r4:82ac11e4 [ 1337.857220][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.857493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1337.857524][ T32] r4:eaec9dc0 [ 1337.857545][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.857593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1337.857638][ T32] r4:00000000 [ 1337.857664][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.857719][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1337.857742][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.857788][ T32] r5:00001000 r4:ecc4f000 [ 1337.857970][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.858016][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.858109][ T32] r5:85a50b8c r4:85a50800 [ 1337.858170][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.858263][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1337.858289][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.858489][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.858573][ T32] r4:84879d00 [ 1337.858602][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.858674][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1337.858781][ T32] r4:00000001 [ 1337.858833][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.858924][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1337.858956][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1337.859022][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.859446][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.859782][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.859901][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1337.860280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550e1c0 ** 11 printk messages dropped ** [ 1337.860847][ T32] r10:61c88647 r9:84b8a400 r8:84a5ce2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1337.861352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1337.862132][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 8 printk messages dropped ** [ 1337.862562][ T32] r4:eaec9dc0 ** 5 printk messages dropped ** [ 1337.862927][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1337.863619][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.863876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1337.896906][ T32] r10:829187f4 r9:ebcf1d84 r8:00000002 r7:60000113 r6:ebcf1d8c r5:84b8b000 ** 3 printk messages dropped ** [ 1337.897069][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1337.897463][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.897695][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1337.897958][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.898037][ T32] r10:61c88647 r9:84b8b000 r8:84a5cf2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.898242][ T32] r4:84a5cf00 [ 1337.898268][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.898354][ T32] r10:00000000 r9:84a5cf00 r8:8027ed34 r7:ebce9e60 r6:84a5cf80 r5:84b8b000 [ 1337.898396][ T32] r4:00000001 [ 1337.898419][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.898466][ T32] Exception stack(0xebcf1fb0 to 0xebcf1ff8) [ 1337.898499][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.898531][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.898560][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.898592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.898616][ T32] r4:8550e3c0 [ 1337.899366][ T32] INFO: task kworker/0:875:5653 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1337.899410][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.899490][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.899551][ T32] Call trace: [ 1337.899612][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1337.899667][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1337.899718][ T32] r4:00000000 [ 1337.899768][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.899814][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1337.899872][ T32] 9d20: a07cc000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1337.899908][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1337.899934][ T32] 9d60: 80070013 ffffffff [ 1337.899960][ T32] r5:80070013 r4:80239bd0 [ 1337.899982][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.900026][ T32] r4:82ac11e4 [ 1337.900048][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.900169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1337.900198][ T32] r4:eaec9dc0 [ 1337.900219][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.900581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1337.900617][ T32] r4:00000000 [ 1337.900640][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.900695][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1337.900719][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.900764][ T32] r5:00001000 r4:ecc4f000 [ 1337.900785][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.900826][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.900872][ T32] r5:85a50b8c r4:85a50800 [ 1337.900893][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.900941][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1337.900963][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.901012][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.901038][ T32] r4:84879d00 [ 1337.901083][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.901137][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1337.901161][ T32] r4:00000001 [ 1337.901182][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1337.901498][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.901916][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.902420][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.902475][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1337.902732][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.903015][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.903653][ T32] Exception stack(0xebcf9fb0 to 0xebcf9ff8) ** 6 printk messages dropped ** [ 1337.916974][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1337.917955][ T32] r4:eaec9dc0 ** 6 printk messages dropped ** [ 1337.918673][ T32] r5:00001000 r4:ecc4f000 ** 6 printk messages dropped ** [ 1337.918977][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1337.919412][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1337.920010][ T32] r10:829187f4 r9:ebcf5d84 r8:00000002 r7:60000113 r6:ebcf5d8c r5:84b8c800 ** 3 printk messages dropped ** [ 1337.920121][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1337.920855][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1337.921256][ T32] r4:8548b100 ** 2 printk messages dropped ** [ 1337.921528][ T32] r4:00000001 [ 1337.921553][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.921640][ T32] Exception stack(0xebcf5fb0 to 0xebcf5ff8) [ 1337.921673][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.921755][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.921787][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.921820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.921926][ T32] r4:8550e500 [ 1337.922241][ T32] INFO: task kworker/0:877:5656 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1337.922277][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.922337][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.922382][ T32] Call trace: [ 1337.922414][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1337.922471][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1337.922503][ T32] r4:00000000 [ 1337.922557][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.922607][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1337.922640][ T32] 9d20: a07cc000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1337.922672][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1337.922697][ T32] 9d60: 80070013 ffffffff [ 1337.922748][ T32] r5:80070013 r4:80239bd0 [ 1337.922772][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.922815][ T32] r4:82ac11e4 [ 1337.922836][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.922908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1337.922938][ T32] r4:eaec9dc0 [ 1337.922959][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.923006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1337.923030][ T32] r4:00000000 [ 1337.923050][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.923099][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1337.923123][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.923167][ T32] r5:00001000 r4:ecc4f000 [ 1337.923187][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.923227][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.923271][ T32] r5:85a50b8c r4:85a50800 [ 1337.923291][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.923341][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1337.923388][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.923475][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.923503][ T32] r4:84879d00 [ 1337.923611][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.923665][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1337.923715][ T32] r4:00000001 [ 1337.923740][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.923789][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1337.923817][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.923848][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.923877][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.923957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.947345][ T32] r4:851e4ec0 [ 1337.947499][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.947536][ T32] INFO: task kworker/0:878:5660 blocked for more than 464 seconds. [ 1337.947606][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.947637][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.947702][ T32] task:kworker/0:878 state:D stack:0 pid:5660 tgid:5660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.947809][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.948044][ T32] Call trace: [ 1337.948103][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1337.948171][ T32] r10:829187f4 r9:ebcfdd84 r8:00000002 r7:60000013 r6:ebcfdd8c r5:84b8d400 [ 1337.948196][ T32] r4:84b8d400 [ 1337.948241][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1337.948290][ T32] r5:84b8d400 r4:829187f0 [ 1337.948355][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.948469][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.948570][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcfde08 [ 1337.948600][ T32] r4:00000000 [ 1337.948646][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1337.948721][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1337.949056][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1337.949578][ T32] r10:00000000 r9:8548b200 r8:8027ed34 r7:ebcf5e60 r6:8548b280 r5:84b8d400 ** 9 printk messages dropped ** [ 1337.950892][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1337.951828][ T32] r4:eaec9dc0 ** 6 printk messages dropped ** [ 1337.952131][ T32] r5:00001000 r4:ecc4f000 ** 6 printk messages dropped ** [ 1337.952400][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1337.952795][ T32] r4:851e4ec0 ** 4 printk messages dropped ** [ 1337.952940][ T32] task:kworker/0:879 state:D stack:0 pid:5661 tgid:5661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1337.953316][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1337.953860][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1337.973631][ T32] r10:00000000 r9:8548b300 r8:8027ed34 r7:ebcfde60 r6:8548b380 r5:84b8e000 ** 7 printk messages dropped ** [ 1337.973889][ T32] r4:8550e6c0 ** 1 printk messages dropped ** [ 1337.974813][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.974975][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.975089][ T32] Call trace: [ 1337.975322][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1337.975484][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1337.975515][ T32] r4:00000000 [ 1337.975537][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.975582][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1337.975615][ T32] 9d20: a103c000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1337.975647][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1337.975673][ T32] 9d60: 80070013 ffffffff [ 1337.975749][ T32] r5:80070013 r4:80239bd0 [ 1337.975860][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.975908][ T32] r4:82ac11e4 [ 1337.975952][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.976005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1337.976091][ T32] r4:eaec9dc0 [ 1337.976116][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.976165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1337.976190][ T32] r4:00000000 [ 1337.976211][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.976261][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1337.976309][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.976381][ T32] r5:00001000 r4:ecc4f000 [ 1337.976406][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1337.976459][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.976508][ T32] r5:85a50b8c r4:85a50800 [ 1337.976529][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.976635][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1337.976662][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.976737][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.976827][ T32] r4:84879d00 [ 1337.976852][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.976906][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1337.976931][ T32] r4:00000001 [ 1337.976952][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.976990][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1337.977018][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.977074][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.977143][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.977178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.977204][ T32] r4:851e4ec0 [ 1337.977252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.977285][ T32] INFO: task kworker/0:880:5664 blocked for more than 464 seconds. [ 1337.977320][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.977346][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.977369][ T32] task:kworker/0:880 state:D stack:0 pid:5664 tgid:5664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.977417][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.977466][ T32] Call trace: [ 1337.977498][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1337.977561][ T32] r10:829187f4 r9:ebd09d84 r8:00000002 r7:60000113 r6:ebd09d8c r5:84b8ec00 [ 1337.977639][ T32] r4:84b8ec00 [ 1337.977664][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1337.977708][ T32] r5:84b8ec00 r4:829187f0 [ 1337.977754][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.977801][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.977874][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd09e08 [ 1337.977901][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.978273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550ec80 ** 9 printk messages dropped ** [ 1337.978829][ T32] r7:dddced40 r6:83018000 r5:856b1f8c r4:8548b400 ** 8 printk messages dropped ** [ 1337.979142][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.980101][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 10 printk messages dropped ** [ 1337.980525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 10 printk messages dropped ** [ 1337.981220][ T32] r5:85a50b8c r4:85a50800 ** 6 printk messages dropped ** [ 1337.981951][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 9 printk messages dropped ** [ 1337.982667][ T32] INFO: task kworker/0:881:5665 blocked for more than 464 seconds. ** 7 printk messages dropped ** [ 1337.983153][ T32] r4:85680000 ** 1 printk messages dropped ** [ 1337.983216][ T32] r5:85680000 r4:829187f0 [ 1337.983236][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1337.983559][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1337.983607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550ee40 [ 1337.983631][ T32] r4:00000000 [ 1337.983652][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1337.983699][ T32] r9:83018005 r8:85680000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1337.983721][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.983945][ T32] r5:00001000 r4:ebb31000 [ 1338.012040][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.012161][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.012212][ T32] r5:856b238c r4:856b2000 [ 1338.012236][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.012289][ T32] r7:dddced40 r6:83018000 r5:856b238c r4:8548b500 [ 1338.012313][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.012365][ T32] r10:61c88647 r9:85680000 r8:8548b52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.012390][ T32] r4:8548b500 [ 1338.012412][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.012492][ T32] r10:00000000 r9:8548b500 r8:8027ed34 r7:ebd09e60 r6:8548b580 r5:85680000 [ 1338.012561][ T32] r4:00000001 [ 1338.012614][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.012675][ T32] Exception stack(0xebd0dfb0 to 0xebd0dff8) [ 1338.012711][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.012745][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.012798][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.012835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.012860][ T32] r4:8550ea40 [ 1338.013567][ T32] INFO: task kworker/0:881:5665 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1338.013606][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.013777][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.013863][ T32] Call trace: [ 1338.013898][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1338.024329][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1338.024390][ T32] r4:00000000 [ 1338.024414][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.024479][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1338.024548][ T32] 9d20: a1600000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1338.024613][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1338.024683][ T32] 9d60: 80070013 ffffffff [ 1338.024713][ T32] r5:80070013 r4:80239bd0 [ 1338.024751][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.024848][ T32] r4:82ac11e4 [ 1338.024921][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.024992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1338.025019][ T32] r4:eaec9dc0 [ 1338.025064][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.025146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1338.025215][ T32] r4:00000000 [ 1338.025285][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.025340][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1338.025468][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.025528][ T32] r5:00001000 r4:ecc4f000 [ 1338.025573][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.025620][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.025667][ T32] r5:85a50b8c r4:85a50800 [ 1338.025712][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.025766][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1338.025813][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.025914][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.025941][ T32] r4:84879d00 [ 1338.025974][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1338.026272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1338.026800][ T32] r4:85680c00 ** 1 printk messages dropped ** [ 1338.026868][ T32] r5:85680c00 r4:829187f0 [ 1338.026889][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1338.026980][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd11e08 ** 8 printk messages dropped ** [ 1338.027741][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1338.028629][ T32] r10:00000000 r9:8548b600 r8:8027ed34 r7:ebd0de60 r6:8548b680 r5:85680c00 ** 8 printk messages dropped ** [ 1338.029576][ T32] INFO: task kworker/0:882:5667 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 11 printk messages dropped ** [ 1338.030117][ T32] r5:80070013 r4:80239bd0 ** 4 printk messages dropped ** [ 1338.030273][ T32] r4:eaec9dc0 ** 5 printk messages dropped ** [ 1338.030466][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1338.030907][ T32] r4:84879d00 ** 5 printk messages dropped ** [ 1338.031140][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.031390][ T32] task:kworker/0:883 state:D stack:0 pid:5669 tgid:5669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.031446][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.031509][ T32] Call trace: [ 1338.031545][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1338.031594][ T32] r10:829187f4 r9:ebd19d84 r8:00000002 r7:60000013 r6:ebd19d8c r5:85681800 [ 1338.031618][ T32] r4:85681800 [ 1338.031665][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1338.031718][ T32] r5:85681800 r4:829187f0 [ 1338.031750][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.031794][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.031843][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd19e08 [ 1338.031866][ T32] r4:00000000 [ 1338.031887][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1338.031927][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.031974][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.032047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a3040 [ 1338.032086][ T32] r4:00000000 [ 1338.032110][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.032160][ T32] r9:83018005 r8:85681800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1338.032183][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.032227][ T32] r5:00001000 r4:ebd15000 [ 1338.032247][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.032287][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.032331][ T32] r5:856b278c r4:856b2400 [ 1338.032352][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.032399][ T32] r7:dddced40 r6:83018000 r5:856b278c r4:8548b700 [ 1338.032434][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.032488][ T32] r10:61c88647 r9:85681800 r8:8548b72c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.032588][ T32] r4:8548b700 [ 1338.032617][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.032668][ T32] r10:00000000 r9:8548b700 r8:8027ed34 r7:ebd11e60 r6:8548b780 r5:85681800 [ 1338.032696][ T32] r4:00000001 [ 1338.032741][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.032781][ T32] Exception stack(0xebd19fb0 to 0xebd19ff8) [ 1338.032833][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.032869][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.032898][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.032930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.032954][ T32] r4:856a3080 [ 1338.033293][ T32] INFO: task kworker/0:883:5669 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 7 printk messages dropped ** [ 1338.052146][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 7 printk messages dropped ** [ 1338.052475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 9 printk messages dropped ** [ 1338.052823][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1338.053192][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 1 printk messages dropped ** [ 1338.053253][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.053282][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.053313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.053337][ T32] r4:851e4ec0 [ 1338.053360][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.053390][ T32] INFO: task kworker/0:884:5671 blocked for more than 464 seconds. [ 1338.053434][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.053470][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.053494][ T32] task:kworker/0:884 state:D stack:0 pid:5671 tgid:5671 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.053560][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.053606][ T32] Call trace: [ 1338.053639][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1338.053692][ T32] r10:829187f4 r9:ebd21d84 r8:00000002 r7:60000013 r6:ebd21d8c r5:85682400 [ 1338.053715][ T32] r4:85682400 [ 1338.053761][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1338.053810][ T32] r5:85682400 r4:829187f0 [ 1338.053832][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.053894][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.058574][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd21e08 [ 1338.058630][ T32] r4:00000000 [ 1338.058655][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1338.058714][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.058756][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.058816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a3300 [ 1338.058846][ T32] r4:00000000 [ 1338.058889][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.059010][ T32] r9:83018005 r8:85682400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1338.059040][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.059116][ T32] r5:00001000 r4:ebd29000 [ 1338.059143][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.059185][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.059229][ T32] r5:856b2f8c r4:856b2c00 [ 1338.059250][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.059301][ T32] r7:dddced40 r6:83018000 r5:856b2f8c r4:8548b800 [ 1338.059323][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.059395][ T32] r10:61c88647 r9:85682400 r8:8548b82c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.059436][ T32] r4:8548b800 [ 1338.059460][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.059510][ T32] r10:00000000 r9:8548b800 r8:8027ed34 r7:ebd11e60 r6:8548b880 r5:85682400 [ 1338.059556][ T32] r4:00000001 [ 1338.059581][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.059667][ T32] Exception stack(0xebd21fb0 to 0xebd21ff8) [ 1338.059703][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.059737][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.059768][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1338.059933][ T32] r4:856a3200 ** 3 printk messages dropped ** [ 1338.060907][ T32] Call trace: ** 6 printk messages dropped ** [ 1338.061191][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1338.061571][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.061710][ T32] r5:00001000 r4:ecc4f000 ** 1 printk messages dropped ** [ 1338.061772][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.061817][ T32] r5:85a50b8c r4:85a50800 [ 1338.061838][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.061886][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1338.061909][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.061957][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.061981][ T32] r4:84879d00 [ 1338.062002][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.062060][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1338.062087][ T32] r4:00000001 [ 1338.062108][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.062145][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1338.062174][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.062205][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.062233][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.062265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.062288][ T32] r4:851e4ec0 [ 1338.062309][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.062338][ T32] INFO: task kworker/0:885:5673 blocked for more than 464 seconds. [ 1338.062392][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.062422][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.062492][ T32] task:kworker/0:885 state:D stack:0 pid:5673 tgid:5673 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.062570][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.062627][ T32] Call trace: [ 1338.062660][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1338.062799][ T32] r5:85683000 r4:829187f0 [ 1338.062821][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.062955][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.063263][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.063491][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1338.063915][ T32] Exception stack(0xebd2dfb0 to 0xebd2dff8) ** 6 printk messages dropped ** [ 1338.080838][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1338.081486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 9 printk messages dropped ** [ 1338.081829][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.082109][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 9 printk messages dropped ** [ 1338.082558][ T32] INFO: task kworker/0:886:5674 blocked for more than 464 seconds. ** 9 printk messages dropped ** [ 1338.083101][ T32] r5:85683c00 r4:829187f0 [ 1338.083122][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1338.083360][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1338.083822][ T32] r7:dddced40 r6:83018000 r5:856b378c r4:8548ba00 ** 8 printk messages dropped ** [ 1338.097129][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1338.097958][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.098024][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.098074][ T32] Call trace: [ 1338.098107][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1338.098162][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1338.098187][ T32] r4:00000000 [ 1338.098207][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.098249][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1338.098282][ T32] 9d20: a1eb5000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1338.098344][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1338.098402][ T32] 9d60: 80070013 ffffffff [ 1338.098435][ T32] r5:80070013 r4:80239bd0 [ 1338.098471][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.098522][ T32] r4:82ac11e4 [ 1338.098543][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.098589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1338.098637][ T32] r4:eaec9dc0 [ 1338.098662][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.098714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1338.098738][ T32] r4:00000000 [ 1338.098771][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.098850][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1338.098875][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.098921][ T32] r5:00001000 r4:ecc4f000 [ 1338.098942][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.098985][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.099030][ T32] r5:85a50b8c r4:85a50800 [ 1338.099051][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.099104][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1338.099171][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.099226][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.099250][ T32] r4:84879d00 [ 1338.099283][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.099336][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1338.099361][ T32] r4:00000001 [ 1338.099381][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.099417][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1338.099489][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.099755][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.099789][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.099821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.099845][ T32] r4:851e4ec0 [ 1338.100016][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.100115][ T32] INFO: task kworker/0:887:5677 blocked for more than 464 seconds. [ 1338.100152][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.100179][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.100201][ T32] task:kworker/0:887 state:D stack:0 pid:5677 tgid:5677 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.100300][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.100345][ T32] Call trace: [ 1338.100378][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1338.100449][ T32] r10:829187f4 r9:ebd35d84 r8:00000002 r7:60000013 r6:ebd35d8c r5:85684800 [ 1338.100664][ T32] r4:85684800 [ 1338.100724][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1338.100796][ T32] r5:85684800 r4:829187f0 [ 1338.100822][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.100866][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.100927][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd35e08 ** 3 printk messages dropped ** [ 1338.101074][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1338.101628][ T32] r7:dddced40 r6:83018000 r5:856b3b8c r4:8548bb00 ** 7 printk messages dropped ** [ 1338.101926][ T32] Exception stack(0xebd35fb0 to 0xebd35ff8) ** 6 printk messages dropped ** [ 1338.102400][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1338.103043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 9 printk messages dropped ** [ 1338.103515][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.118239][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.118551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1338.119070][ T32] r4:85685400 ** 1 printk messages dropped ** [ 1338.119151][ T32] r5:85685400 r4:829187f0 ** 2 printk messages dropped ** [ 1338.119276][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd49e08 ** 8 printk messages dropped ** [ 1338.119688][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1338.120126][ T32] r10:00000000 r9:8548bc00 r8:8027ed34 r7:ebd35e60 r6:8548bc80 r5:85685400 ** 9 printk messages dropped ** [ 1338.120995][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1338.121779][ T32] r4:eaec9dc0 ** 1 printk messages dropped ** [ 1338.121870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1338.121897][ T32] r4:00000000 [ 1338.121953][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.122007][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1338.122029][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.122139][ T32] r5:00001000 r4:ecc4f000 [ 1338.122219][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.122266][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.122311][ T32] r5:85a50b8c r4:85a50800 [ 1338.122332][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.122380][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1338.122402][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.122478][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.122557][ T32] r4:84879d00 [ 1338.122629][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.122684][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1338.122733][ T32] r4:00000001 [ 1338.122781][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.122823][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1338.122852][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.122882][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.122911][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.122964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.122997][ T32] r4:851e4ec0 [ 1338.123020][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.123067][ T32] INFO: task kworker/0:889:5681 blocked for more than 464 seconds. [ 1338.123100][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.123126][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.123148][ T32] task:kworker/0:889 state:D stack:0 pid:5681 tgid:5681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.123347][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.123435][ T32] Call trace: [ 1338.123564][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1338.123614][ T32] r10:829187f4 r9:ebd55d84 r8:00000002 r7:60000013 r6:ebd55d8c r5:85686000 [ 1338.123639][ T32] r4:85686000 [ 1338.123660][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1338.123728][ T32] r5:85686000 r4:829187f0 [ 1338.123753][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.123795][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.123844][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd55e08 [ 1338.123956][ T32] r4:00000000 [ 1338.141087][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1338.141199][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.141274][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.141337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a3a80 [ 1338.141395][ T32] r4:00000000 [ 1338.141421][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.141539][ T32] r9:83018005 r8:85686000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1338.141602][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.141655][ T32] r5:00001000 r4:ebd63000 [ 1338.141678][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.141719][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1338.141800][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1338.142367][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1338.143703][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 8 printk messages dropped ** [ 1338.157332][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1338.157519][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 10 printk messages dropped ** [ 1338.157950][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1338.158334][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1338.158917][ T32] r5:85686c00 r4:829187f0 [ 1338.158978][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1338.159349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a3cc0 ** 9 printk messages dropped ** [ 1338.159824][ T32] r7:dddced40 r6:83018000 r5:856c078c r4:8548be00 ** 7 printk messages dropped ** [ 1338.160267][ T32] Exception stack(0xebd61fb0 to 0xebd61ff8) ** 6 printk messages dropped ** [ 1338.161142][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1338.161915][ T32] r4:eaec9dc0 ** 9 printk messages dropped ** [ 1338.162321][ T32] r5:85a50b8c r4:85a50800 ** 5 printk messages dropped ** [ 1338.162638][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.162713][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1338.162773][ T32] r4:00000001 [ 1338.162798][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.162836][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1338.162937][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.162971][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.163002][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.163034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.163057][ T32] r4:851e4ec0 [ 1338.163104][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.163133][ T32] INFO: task kworker/0:891:5684 blocked for more than 464 seconds. [ 1338.163166][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.163192][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.163213][ T32] task:kworker/0:891 state:D stack:0 pid:5684 tgid:5684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.163364][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.163409][ T32] Call trace: [ 1338.163466][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1338.163518][ T32] r10:829187f4 r9:ebd41d84 r8:00000002 r7:60000113 r6:ebd41d8c r5:84a68000 [ 1338.163567][ T32] r4:84a68000 [ 1338.163663][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1338.163710][ T32] r5:84a68000 r4:829187f0 [ 1338.163745][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.163837][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.163890][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd41e08 [ 1338.163966][ T32] r4:00000000 [ 1338.164012][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1338.178243][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.178323][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.178379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a3e80 [ 1338.178406][ T32] r4:00000000 [ 1338.178456][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.178513][ T32] r9:83018005 r8:84a68000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1338.178536][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.178595][ T32] r5:00001000 r4:ebd77000 [ 1338.178621][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.178663][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.178721][ T32] r5:856c0b8c r4:856c0800 [ 1338.178746][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.178826][ T32] r7:dddced40 r6:83018000 r5:856c0b8c r4:8548bf00 [ 1338.178875][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.178931][ T32] r10:61c88647 r9:84a68000 r8:8548bf2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.178956][ T32] r4:8548bf00 [ 1338.178977][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.179036][ T32] r10:00000000 r9:8548bf00 r8:8027ed34 r7:ebd61e60 r6:8548bf80 r5:84a68000 [ 1338.179078][ T32] r4:00000001 [ 1338.179126][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.179168][ T32] Exception stack(0xebd41fb0 to 0xebd41ff8) [ 1338.179223][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.179259][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.179289][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.179346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.179421][ T32] r4:856a3e00 [ 1338.180013][ T32] INFO: task kworker/0:891:5684 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1338.180052][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.180161][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.180337][ T32] Call trace: [ 1338.180374][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1338.180432][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1338.180459][ T32] r4:00000000 [ 1338.180479][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.180520][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1338.180571][ T32] 9d20: a282d000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1338.180631][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1338.180660][ T32] 9d60: 80070013 ffffffff [ 1338.180687][ T32] r5:80070013 r4:80239bd0 [ 1338.180708][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1338.181125][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 9 printk messages dropped ** [ 1338.181533][ T32] r4:84879d00 ** 2 printk messages dropped ** [ 1338.181654][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.181863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1338.182401][ T32] r10:829187f4 r9:ebd6dd84 r8:00000002 r7:60000113 r6:ebd6dd8c r5:84a68c00 ** 2 printk messages dropped ** [ 1338.182494][ T32] r5:84a68c00 r4:829187f0 ** 3 printk messages dropped ** [ 1338.182682][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.182890][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.183080][ T32] r5:00001000 r4:ebd7d000 [ 1338.183154][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.183224][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.183274][ T32] r5:856c0f8c r4:856c0c00 [ 1338.183294][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.183341][ T32] r7:dddced40 r6:83018000 r5:856c0f8c r4:85367000 [ 1338.183436][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.183492][ T32] r10:61c88647 r9:84a68c00 r8:8536702c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.183540][ T32] r4:85367000 [ 1338.183590][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.183666][ T32] r10:00000000 r9:85367000 r8:8027ed34 r7:ebd41e60 r6:85367080 r5:84a68c00 [ 1338.183717][ T32] r4:00000001 [ 1338.183746][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.183783][ T32] Exception stack(0xebd6dfb0 to 0xebd6dff8) [ 1338.183810][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.183891][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.183982][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.200744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.200780][ T32] r4:8550ef40 [ 1338.201361][ T32] INFO: task kworker/0:892:5687 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1338.201424][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.201498][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.201553][ T32] Call trace: [ 1338.201621][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1338.201681][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1338.201707][ T32] r4:00000000 [ 1338.201729][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.201794][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1338.201940][ T32] 9d20: a2a83000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1338.201977][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1338.202017][ T32] 9d60: 80070013 ffffffff [ 1338.202086][ T32] r5:80070013 r4:80239bd0 [ 1338.202111][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.202156][ T32] r4:82ac11e4 [ 1338.202234][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.202294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1338.202343][ T32] r4:eaec9dc0 ** 2 printk messages dropped ** [ 1338.202445][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.202723][ T32] r5:85a50b8c r4:85a50800 ** 5 printk messages dropped ** [ 1338.202921][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1338.203338][ T32] INFO: task kworker/0:893:5689 blocked for more than 464 seconds. ** 9 printk messages dropped ** [ 1338.203769][ T32] r5:84a69800 r4:829187f0 [ 1338.203805][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.203869][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1338.214694][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.214950][ T32] r5:856c138c r4:856c1000 ** 6 printk messages dropped ** [ 1338.215314][ T32] r10:00000000 r9:85367100 r8:8027ed34 r7:ebd6de60 r6:85367180 r5:84a69800 ** 9 printk messages dropped ** [ 1338.216143][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1338.217113][ T32] r4:eaec9dc0 ** 6 printk messages dropped ** [ 1338.217494][ T32] r5:00001000 r4:ecc4f000 ** 6 printk messages dropped ** [ 1338.217845][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1338.218196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1338.218961][ T32] r4:84a6a400 ** 1 printk messages dropped ** [ 1338.219054][ T32] r5:84a6a400 r4:829187f0 ** 2 printk messages dropped ** [ 1338.219170][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd89e08 ** 2 printk messages dropped ** [ 1338.219256][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.219311][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.219391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853600c0 [ 1338.219419][ T32] r4:00000000 [ 1338.219470][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.219523][ T32] r9:83018005 r8:84a6a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0e5000 [ 1338.219546][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.219590][ T32] r5:00001000 r4:ebd91000 [ 1338.219642][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.219735][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.219784][ T32] r5:856c178c r4:856c1400 [ 1338.219805][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.219853][ T32] r7:dddced40 r6:83018000 r5:856c178c r4:85367200 [ 1338.219925][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.220011][ T32] r10:61c88647 r9:84a6a400 r8:8536722c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.220061][ T32] r4:85367200 [ 1338.220085][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.220135][ T32] r10:00000000 r9:85367200 r8:8027ed34 r7:ebd81e60 r6:85367280 r5:84a6a400 [ 1338.220172][ T32] r4:00000001 [ 1338.220196][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.220233][ T32] Exception stack(0xebd89fb0 to 0xebd89ff8) [ 1338.220279][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.220364][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.220403][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.220442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.220490][ T32] r4:853601c0 [ 1338.220783][ T32] INFO: task kworker/0:894:5691 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1338.220819][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.220980][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.221052][ T32] Call trace: [ 1338.221113][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1338.221167][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1338.221202][ T32] r4:00000000 [ 1338.221227][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.221267][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1338.221321][ T32] 9d20: a2bef000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1338.221386][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1338.221419][ T32] 9d60: 80070013 ffffffff [ 1338.221451][ T32] r5:80070013 r4:80239bd0 [ 1338.221472][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.221514][ T32] r4:82ac11e4 [ 1338.221535][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.221581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1338.221616][ T32] r4:eaec9dc0 [ 1338.221641][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.221688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1338.221751][ T32] r4:00000000 [ 1338.221810][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.221992][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1338.222018][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.222064][ T32] r5:00001000 r4:ecc4f000 [ 1338.222187][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.222248][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.222343][ T32] r5:85a50b8c r4:85a50800 [ 1338.222386][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.222492][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 5 printk messages dropped ** [ 1338.222687][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.222909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1338.223359][ T32] r4:84a6b000 ** 1 printk messages dropped ** [ 1338.223460][ T32] r5:84a6b000 r4:829187f0 [ 1338.223482][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.223522][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1338.223820][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.243464][ T32] r5:856c1b8c r4:856c1800 ** 6 printk messages dropped ** [ 1338.243706][ T32] r10:00000000 r9:85367300 r8:8027ed34 r7:ebd89e60 r6:85367380 r5:84a6b000 ** 8 printk messages dropped ** [ 1338.245099][ T32] INFO: task kworker/0:895:5694 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 13 printk messages dropped ** [ 1338.245901][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1338.246080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 9 printk messages dropped ** [ 1338.246472][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 8 printk messages dropped ** [ 1338.246795][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.246827][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.246857][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.246900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.246929][ T32] r4:851e4ec0 [ 1338.246974][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.247006][ T32] INFO: task kworker/0:896:5695 blocked for more than 464 seconds. [ 1338.247057][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.247088][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.247110][ T32] task:kworker/0:896 state:D stack:0 pid:5695 tgid:5695 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.247159][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.247201][ T32] Call trace: [ 1338.247232][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1338.247316][ T32] r10:829187f4 r9:ebd9dd84 r8:00000002 r7:60000113 r6:ebd9dd8c r5:84a6bc00 [ 1338.247367][ T32] r4:84a6bc00 [ 1338.247399][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1338.247451][ T32] r5:84a6bc00 r4:829187f0 [ 1338.247473][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.247514][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.247564][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd9de08 [ 1338.247587][ T32] r4:00000000 [ 1338.247620][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1338.247666][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.247704][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.247749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85360480 [ 1338.247772][ T32] r4:00000000 [ 1338.247878][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.247931][ T32] r9:83018005 r8:84a6bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0e9000 [ 1338.247968][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.248016][ T32] r5:00001000 r4:ebda5000 [ 1338.248050][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.248095][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.248140][ T32] r5:856c1f8c r4:856c1c00 [ 1338.248160][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.248209][ T32] r7:dddced40 r6:83018000 r5:856c1f8c r4:85367400 [ 1338.248231][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.248295][ T32] r10:61c88647 r9:84a6bc00 r8:8536742c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.248325][ T32] r4:85367400 [ 1338.248347][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1338.248480][ T32] Exception stack(0xebd9dfb0 to 0xebd9dff8) ** 5 printk messages dropped ** [ 1338.248958][ T32] INFO: task kworker/0:896:5695 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 9 printk messages dropped ** [ 1338.249556][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1338.250183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 7 printk messages dropped ** [ 1338.250578][ T32] r5:85a50b8c r4:85a50800 ** 4 printk messages dropped ** [ 1338.250751][ T32] r4:84879d00 ** 5 printk messages dropped ** [ 1338.250991][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.251518][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.251732][ T32] r5:84a6c800 r4:829187f0 ** 1 printk messages dropped ** [ 1338.251797][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1338.252264][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1338.252680][ T32] r10:61c88647 r9:84a6c800 r8:8536752c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1338.253159][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1338.286630][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 8 printk messages dropped ** [ 1338.286978][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1338.287280][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 9 printk messages dropped ** [ 1338.287669][ T32] r4:84879d00 ** 2 printk messages dropped ** [ 1338.287761][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.287942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1338.288065][ T32] INFO: task kworker/0:898:5705 blocked for more than 464 seconds. [ 1338.288101][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.288129][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.288154][ T32] task:kworker/0:898 state:D stack:0 pid:5705 tgid:5705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.288212][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.288274][ T32] Call trace: [ 1338.288307][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1338.288361][ T32] r10:829187f4 r9:ebd75d84 r8:00000002 r7:60000113 r6:ebd75d8c r5:84a6d400 [ 1338.288386][ T32] r4:84a6d400 [ 1338.288406][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1338.288454][ T32] r5:84a6d400 r4:829187f0 [ 1338.288477][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.288518][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.288593][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd75e08 [ 1338.288617][ T32] r4:00000000 [ 1338.288637][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1338.288695][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.288748][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.288819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85360680 [ 1338.288846][ T32] r4:00000000 [ 1338.288877][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.288930][ T32] r9:83018005 r8:84a6d400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1338.288954][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.288999][ T32] r5:00001000 r4:eaee5000 [ 1338.289020][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.289064][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.289111][ T32] r5:856c278c r4:856c2400 [ 1338.289132][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.289202][ T32] r7:dddced40 r6:83018000 r5:856c278c r4:85367600 [ 1338.289228][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.289295][ T32] r10:61c88647 r9:84a6d400 r8:8536762c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.289322][ T32] r4:85367600 [ 1338.289343][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.289390][ T32] r10:00000000 r9:85367600 r8:8027ed34 r7:ebda9e60 r6:85367680 r5:84a6d400 [ 1338.289415][ T32] r4:00000001 [ 1338.289440][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.289476][ T32] Exception stack(0xebd75fb0 to 0xebd75ff8) [ 1338.289504][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.289579][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.289615][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.289648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.289696][ T32] r4:85360b40 [ 1338.290400][ T32] INFO: task kworker/0:898:5705 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1338.290465][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.290575][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.290643][ T32] Call trace: [ 1338.290795][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1338.290848][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1338.290873][ T32] r4:00000000 [ 1338.290895][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.290935][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1338.290968][ T32] 9d20: a37a4000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1338.291000][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1338.291047][ T32] 9d60: 80070013 ffffffff [ 1338.291077][ T32] r5:80070013 r4:80239bd0 [ 1338.291121][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.291168][ T32] r4:82ac11e4 [ 1338.291190][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.291236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1338.291261][ T32] r4:eaec9dc0 [ 1338.291303][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.291353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1338.291377][ T32] r4:00000000 [ 1338.291397][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.291451][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 11 printk messages dropped ** [ 1338.291930][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 11 printk messages dropped ** [ 1338.292376][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1338.292660][ T32] r4:84a6e000 [ 1338.292685][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1338.292730][ T32] r5:84a6e000 r4:829187f0 [ 1338.292775][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.292856][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.292909][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc31e08 [ 1338.292934][ T32] r4:00000000 [ 1338.292968][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1338.293145][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1338.293725][ T32] r5:856c2b8c r4:856c2800 ** 4 printk messages dropped ** [ 1338.304864][ T32] r4:85367700 ** 6 printk messages dropped ** [ 1338.305167][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.306354][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.306675][ T32] 9d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1338.306860][ T32] r4:eaec9dc0 ** 5 printk messages dropped ** [ 1338.307128][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1338.307595][ T32] r4:84879d00 ** 5 printk messages dropped ** [ 1338.307979][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.308442][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1338.308782][ T32] r5:84a6ec00 r4:829187f0 ** 1 printk messages dropped ** [ 1338.308850][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1338.309223][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1338.309624][ T32] r4:85367800 ** 5 printk messages dropped ** [ 1338.309884][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.310659][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 4 printk messages dropped ** [ 1338.310809][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1338.310834][ T32] 9d60: 80070013 ffffffff [ 1338.310859][ T32] r5:80070013 r4:80239bd0 [ 1338.310880][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.310937][ T32] r4:82ac11e4 [ 1338.310961][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.311009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1338.311032][ T32] r4:eaec9dc0 [ 1338.311054][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.311101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1338.311148][ T32] r4:00000000 [ 1338.311172][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.311224][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1338.311247][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.311292][ T32] r5:00001000 r4:ecc4f000 [ 1338.311312][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.311353][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.311397][ T32] r5:85a50b8c r4:85a50800 [ 1338.311417][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.311471][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1338.311493][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.311542][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.311594][ T32] r4:84879d00 [ 1338.311618][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.311667][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1338.311690][ T32] r4:00000001 [ 1338.311710][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.311746][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1338.311775][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.311806][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.311835][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.311867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.311896][ T32] r4:851e4ec0 [ 1338.311919][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.312024][ T32] INFO: task kworker/0:901:5708 blocked for more than 464 seconds. [ 1338.312059][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.312084][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.312105][ T32] task:kworker/0:901 state:D stack:0 pid:5708 tgid:5708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.312152][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.312193][ T32] Call trace: [ 1338.312224][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1338.312297][ T32] r4:85688000 ** 1 printk messages dropped ** [ 1338.312451][ T32] r5:85688000 r4:829187f0 [ 1338.312477][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1338.312636][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc49e08 [ 1338.312702][ T32] r4:00000000 [ 1338.312746][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1338.312871][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.312913][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.313011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853608c0 [ 1338.313038][ T32] r4:00000000 [ 1338.313060][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.313109][ T32] r9:83018005 r8:85688000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1338.313131][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.313175][ T32] r5:00001000 r4:eb2a3000 [ 1338.313196][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.313237][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1338.313721][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1338.342247][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 7 printk messages dropped ** [ 1338.342570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 9 printk messages dropped ** [ 1338.343137][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1338.343602][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.343981][ T32] task:kworker/0:902 state:D stack:0 pid:5709 tgid:5709 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1338.356918][ T32] r10:829187f4 r9:ebdb1d84 r8:00000002 r7:60000113 r6:ebdb1d8c r5:85688c00 [ 1338.356991][ T32] r4:85688c00 [ 1338.357017][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1338.357127][ T32] r5:85688c00 r4:829187f0 [ 1338.357199][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.357245][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.357295][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdb1e08 [ 1338.357331][ T32] r4:00000000 [ 1338.357356][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1338.357399][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.357445][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.357492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85360ac0 [ 1338.357515][ T32] r4:00000000 [ 1338.357536][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.357586][ T32] r9:83018005 r8:85688c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1338.357608][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1338.357759][ T32] r5:856c378c r4:856c3400 ** 4 printk messages dropped ** [ 1338.357927][ T32] r4:85367a00 ** 5 printk messages dropped ** [ 1338.358135][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.359368][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 11 printk messages dropped ** [ 1338.359800][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1338.359976][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 9 printk messages dropped ** [ 1338.360349][ T32] r4:84879d00 ** 5 printk messages dropped ** [ 1338.360594][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.360831][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1338.361157][ T32] r5:85689800 r4:829187f0 [ 1338.361180][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1338.361403][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1338.361848][ T32] r5:856c3b8c r4:856c3800 ** 6 printk messages dropped ** [ 1338.362102][ T32] r10:00000000 r9:85367b00 r8:8027ed34 r7:ebdb1e60 r6:85367b80 r5:85689800 ** 9 printk messages dropped ** [ 1338.362699][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1338.363407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 7 printk messages dropped ** [ 1338.363792][ T32] r5:00001000 r4:ecc4f000 ** 7 printk messages dropped ** [ 1338.384741][ T32] r4:84879d00 ** 4 printk messages dropped ** [ 1338.384900][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 6 printk messages dropped ** [ 1338.385117][ T32] INFO: task kworker/0:904:5711 blocked for more than 464 seconds. ** 7 printk messages dropped ** [ 1338.385522][ T32] r4:8568a400 ** 1 printk messages dropped ** [ 1338.385606][ T32] r5:8568a400 r4:829187f0 [ 1338.385629][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.385672][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.385724][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdb9e08 [ 1338.385751][ T32] r4:00000000 [ 1338.385773][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1338.385814][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.385856][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.385915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85377680 [ 1338.385956][ T32] r4:00000000 [ 1338.385982][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.386046][ T32] r9:83018005 r8:8568a400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1338.386074][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.386121][ T32] r5:00001000 r4:eaf89000 [ 1338.386145][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.386210][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.386272][ T32] r5:856cc78c r4:856cc400 [ 1338.386298][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.386372][ T32] r7:dddced40 r6:83018000 r5:856cc78c r4:85367c00 [ 1338.386477][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.386534][ T32] r10:61c88647 r9:8568a400 r8:85367c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.386560][ T32] r4:85367c00 [ 1338.386593][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.386645][ T32] r10:00000000 r9:85367c00 r8:8027ed34 r7:ebdb5e60 r6:85367c80 r5:8568a400 [ 1338.386671][ T32] r4:00000001 [ 1338.386693][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.386731][ T32] Exception stack(0xebdb9fb0 to 0xebdb9ff8) [ 1338.386785][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1338.387543][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1338.387655][ T32] Call trace: [ 1338.387689][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1338.387766][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1338.387797][ T32] r4:00000000 [ 1338.387825][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.387869][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1338.387903][ T32] 9d20: a4313000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1338.387936][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1338.387999][ T32] 9d60: 80070013 ffffffff [ 1338.388030][ T32] r5:80070013 r4:80239bd0 [ 1338.388066][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.388148][ T32] r4:82ac11e4 [ 1338.388175][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.388224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1338.388260][ T32] r4:eaec9dc0 [ 1338.388286][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.388336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1338.388386][ T32] r4:00000000 [ 1338.388412][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.388469][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1338.388494][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.388556][ T32] r5:00001000 r4:ecc4f000 [ 1338.388650][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1338.388774][ T32] r5:85a50b8c r4:85a50800 ** 5 printk messages dropped ** [ 1338.389003][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1338.389430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1338.390074][ T32] r4:8568b000 ** 1 printk messages dropped ** [ 1338.390189][ T32] r5:8568b000 r4:829187f0 [ 1338.390211][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.390351][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.390528][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.390752][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.391209][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.391563][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1338.392093][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.392204][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.392299][ T32] Call trace: [ 1338.392369][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1338.392446][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1338.392482][ T32] r4:00000000 [ 1338.392554][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.392601][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1338.392634][ T32] 9d20: a4313000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1338.392666][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1338.392692][ T32] 9d60: 80070013 ffffffff [ 1338.392748][ T32] r5:80070013 r4:80239bd0 [ 1338.392778][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.392881][ T32] r4:82ac11e4 [ 1338.392929][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.392980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1338.393004][ T32] r4:eaec9dc0 [ 1338.393066][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.393140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1338.393168][ T32] r4:00000000 [ 1338.393206][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.393259][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1338.393283][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.393352][ T32] r5:00001000 r4:ecc4f000 [ 1338.393376][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.393418][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1338.393519][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1338.416303][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1338.416597][ T32] INFO: task kworker/0:906:5715 blocked for more than 464 seconds. ** 6 printk messages dropped ** [ 1338.416979][ T32] r10:829187f4 r9:ebdc1d84 r8:00000002 r7:60000113 r6:ebdc1d8c r5:8568bc00 ** 2 printk messages dropped ** [ 1338.417122][ T32] r5:8568bc00 r4:829187f0 [ 1338.417149][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1338.417277][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdc1e08 ** 8 printk messages dropped ** [ 1338.417646][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1338.418121][ T32] r10:61c88647 r9:8568bc00 r8:85367e2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1338.418463][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.419699][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 10 printk messages dropped ** [ 1338.420230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 7 printk messages dropped ** [ 1338.420491][ T32] r5:00001000 r4:ecc4f000 ** 4 printk messages dropped ** [ 1338.420721][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 7 printk messages dropped ** [ 1338.421036][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 6 printk messages dropped ** [ 1338.421260][ T32] INFO: task kworker/1:385:5718 blocked for more than 464 seconds. ** 3 printk messages dropped ** [ 1338.421432][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.421476][ T32] Call trace: [ 1338.421519][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1338.421571][ T32] r10:829187f4 r9:ebdc5d84 r8:00000002 r7:60000013 r6:ebdc5d8c r5:8568c800 [ 1338.421596][ T32] r4:8568c800 [ 1338.421617][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1338.421659][ T32] r5:8568c800 r4:829187f0 [ 1338.421703][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.421775][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.421829][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdc5e08 [ 1338.421854][ T32] r4:00000000 [ 1338.421880][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1338.421966][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.422030][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.422107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8471ea40 [ 1338.422135][ T32] r4:00000000 [ 1338.422156][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.422253][ T32] r9:83018205 r8:8568c800 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.422363][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.422411][ T32] r5:00001000 r4:eb7af000 [ 1338.422461][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.422551][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.422602][ T32] r5:847ea38c r4:847ea000 [ 1338.422623][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.422696][ T32] r7:ddde2d40 r6:83018200 r5:847ea38c r4:8535e800 [ 1338.422722][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.422787][ T32] r10:61c88647 r9:8568c800 r8:8535e82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.422814][ T32] r4:8535e800 [ 1338.422836][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.422883][ T32] r10:00000000 r9:8535e800 r8:8027ed34 r7:eb9cde60 r6:85367f00 r5:8568c800 [ 1338.422907][ T32] r4:00000001 [ 1338.422937][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.422977][ T32] Exception stack(0xebdc5fb0 to 0xebdc5ff8) [ 1338.423005][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.423036][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.423066][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.423098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.423145][ T32] r4:8471e880 [ 1338.423493][ T32] INFO: task kworker/1:385:5718 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 1 printk messages dropped ** [ 1338.423660][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1338.440197][ T32] r5:80070013 r4:80239bd0 ** 6 printk messages dropped ** [ 1338.440483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 8 printk messages dropped ** [ 1338.440973][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1338.441332][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.441678][ T32] task:kworker/1:386 state:D stack:0 pid:5719 tgid:5719 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.441967][ T32] r5:8568d400 r4:829187f0 ** 2 printk messages dropped ** [ 1338.442103][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdc9e08 ** 8 printk messages dropped ** [ 1338.442408][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1338.442767][ T32] r7:ddde2d40 r6:83018200 r5:855a038c r4:8535e880 [ 1338.442789][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.442838][ T32] r10:61c88647 r9:8568d400 r8:8535e8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.442885][ T32] r4:8535e880 [ 1338.442933][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.442986][ T32] r10:00000000 r9:8535e880 r8:8027ed34 r7:eb9cde60 r6:85367f80 r5:8568d400 [ 1338.443011][ T32] r4:00000001 [ 1338.443043][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.443107][ T32] Exception stack(0xebdc9fb0 to 0xebdc9ff8) [ 1338.443140][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.443198][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.443230][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.443287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.443321][ T32] r4:8471eb40 [ 1338.443899][ T32] INFO: task kworker/1:386:5719 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1338.462136][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.462272][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.462400][ T32] Call trace: [ 1338.462466][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1338.462526][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1338.462552][ T32] r4:00000000 [ 1338.462593][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.462639][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1338.462672][ T32] 9d20: a4eb5000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1338.462729][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1338.462760][ T32] 9d60: 80070013 ffffffff [ 1338.462786][ T32] r5:80070013 r4:80239bd0 [ 1338.462808][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.462891][ T32] r4:82ac11e4 [ 1338.462930][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.462982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1338.463031][ T32] r4:eaec9dc0 [ 1338.463055][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1338.463312][ T32] r5:00001000 r4:ecc4f000 ** 6 printk messages dropped ** [ 1338.463596][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1338.466388][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1338.466738][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1338.467177][ T32] r5:8568e000 r4:829187f0 [ 1338.467274][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.467319][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.467399][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdcde08 [ 1338.467454][ T32] r4:00000000 [ 1338.467514][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1338.467558][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.467598][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.467722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8471ed40 [ 1338.467775][ T32] r4:00000000 [ 1338.467823][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.467931][ T32] r9:83018205 r8:8568e000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1338.467958][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.468005][ T32] r5:00001000 r4:eb7f3000 [ 1338.468028][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.468075][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.468120][ T32] r5:847e9b8c r4:847e9800 [ 1338.468141][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1338.468422][ T32] r10:00000000 r9:8535e900 r8:8027ed34 r7:ebdc9e60 r6:855ee000 r5:8568e000 ** 13 printk messages dropped ** [ 1338.469608][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 17 printk messages dropped ** [ 1338.470381][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1338.470929][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1338.471052][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.471082][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.471113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.471148][ T32] r4:851e4ec0 [ 1338.471174][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.471226][ T32] INFO: task kworker/1:388:5724 blocked for more than 464 seconds. [ 1338.471260][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.471287][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.471309][ T32] task:kworker/1:388 state:D stack:0 pid:5724 tgid:5724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.471491][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.471547][ T32] Call trace: [ 1338.471581][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1338.471680][ T32] r10:829187f4 r9:ebdbdd84 r8:00000002 r7:60000013 r6:ebdbdd8c r5:85665400 [ 1338.471731][ T32] r4:85665400 [ 1338.471756][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1338.471897][ T32] r5:85665400 r4:829187f0 [ 1338.471935][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.471980][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.472029][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdbde08 [ 1338.472055][ T32] r4:00000000 [ 1338.472076][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1338.472196][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.472460][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.472572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8471edc0 [ 1338.472602][ T32] r4:00000000 [ 1338.472622][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.472683][ T32] r9:83018205 r8:85665400 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1338.472709][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.472778][ T32] r5:00001000 r4:eb825000 [ 1338.472921][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.472965][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.473028][ T32] r5:847e978c r4:847e9400 [ 1338.473159][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.473272][ T32] r7:ddde2d40 r6:83018200 r5:847e978c r4:8535e980 [ 1338.473298][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.473348][ T32] r10:61c88647 r9:85665400 r8:8535e9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.473371][ T32] r4:8535e980 [ 1338.473392][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.473444][ T32] r10:00000000 r9:8535e980 r8:8027ed34 r7:ebdc9e60 r6:8535ea00 r5:85665400 [ 1338.473493][ T32] r4:00000001 [ 1338.473517][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.473555][ T32] Exception stack(0xebdbdfb0 to 0xebdbdff8) [ 1338.473584][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.473614][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.473643][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.473820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.473872][ T32] r4:8471ee80 [ 1338.497468][ T32] INFO: task kworker/1:388:5724 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 5 printk messages dropped ** [ 1338.498008][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.498282][ T32] 9d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1338.498587][ T32] r4:eaec9dc0 ** 2 printk messages dropped ** [ 1338.498882][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.499027][ T32] r5:00001000 r4:ecc4f000 ** 4 printk messages dropped ** [ 1338.499296][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 8 printk messages dropped ** [ 1338.499827][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.500147][ T32] task:kworker/1:389 state:D stack:0 pid:5726 tgid:5726 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.500496][ T32] r5:85664800 r4:829187f0 ** 2 printk messages dropped ** [ 1338.500641][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdd9e08 ** 8 printk messages dropped ** [ 1338.500928][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1338.501429][ T32] r10:00000000 r9:8535ea80 r8:8027ed34 r7:ebdc9e60 r6:8535eb00 r5:85664800 ** 7 printk messages dropped ** [ 1338.501719][ T32] r4:8471ee00 ** 2 printk messages dropped ** [ 1338.502167][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.502563][ T32] 9d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1338.502895][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1338.503133][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 9 printk messages dropped ** [ 1338.503558][ T32] r4:84879d00 ** 1 printk messages dropped ** [ 1338.503625][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1338.503722][ T32] r4:00000001 [ 1338.503747][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.503785][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1338.503813][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.503859][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.503892][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.518407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.518470][ T32] r4:851e4ec0 [ 1338.518522][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.518618][ T32] INFO: task kworker/1:390:5727 blocked for more than 465 seconds. [ 1338.518703][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.518768][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.518817][ T32] task:kworker/1:390 state:D stack:0 pid:5727 tgid:5727 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.518876][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.518979][ T32] Call trace: [ 1338.519045][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1338.519107][ T32] r10:829187f4 r9:ebdd1d84 r8:00000002 r7:60000113 r6:ebdd1d8c r5:854c8000 [ 1338.519132][ T32] r4:854c8000 [ 1338.519153][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1338.519219][ T32] r5:854c8000 r4:829187f0 [ 1338.519244][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.519297][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.519351][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdd1e08 [ 1338.519375][ T32] r4:00000000 [ 1338.519395][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1338.519465][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.519511][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.519607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8471e600 [ 1338.519635][ T32] r4:00000000 [ 1338.519720][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.519776][ T32] r9:83018205 r8:854c8000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1338.519799][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.519844][ T32] r5:00001000 r4:eb951000 [ 1338.519866][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.519908][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.519967][ T32] r5:855a078c r4:855a0400 [ 1338.519992][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.520043][ T32] r7:ddde2d40 r6:83018200 r5:855a078c r4:8535eb80 [ 1338.520081][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.520134][ T32] r10:61c88647 r9:854c8000 r8:8535ebac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.520157][ T32] r4:8535eb80 [ 1338.520179][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.520227][ T32] r10:00000000 r9:8535eb80 r8:8027ed34 r7:ebdd9e60 r6:8535ec00 r5:854c8000 [ 1338.520274][ T32] r4:00000001 [ 1338.520298][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.520337][ T32] Exception stack(0xebdd1fb0 to 0xebdd1ff8) [ 1338.520366][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.520398][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1338.521208][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1338.522010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 9 printk messages dropped ** [ 1338.522502][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.522877][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1338.523191][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1338.523695][ T32] r5:854c6c00 r4:829187f0 [ 1338.523719][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1338.536205][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1338.536861][ T32] r7:ddde2d40 r6:83018200 r5:855a0f8c r4:8535ec80 [ 1338.536884][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.536946][ T32] r10:61c88647 r9:854c6c00 r8:8535ecac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.536980][ T32] r4:8535ec80 [ 1338.537003][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.537053][ T32] r10:00000000 r9:8535ec80 r8:8027ed34 r7:ebdd9e60 r6:8535ed00 r5:854c6c00 [ 1338.537088][ T32] r4:00000001 [ 1338.537113][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.537183][ T32] Exception stack(0xebdddfb0 to 0xebdddff8) [ 1338.537217][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.537248][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.537279][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.537311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.537335][ T32] r4:8471e040 [ 1338.537883][ T32] INFO: task kworker/1:391:5730 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1338.537940][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.538096][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.538178][ T32] Call trace: [ 1338.538211][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1338.538263][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1338.538288][ T32] r4:00000000 [ 1338.538309][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.538349][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1338.538406][ T32] 9d20: a57e9000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1338.538452][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1338.538478][ T32] 9d60: 80070013 ffffffff [ 1338.538504][ T32] r5:80070013 r4:80239bd0 [ 1338.538536][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.538582][ T32] r4:82ac11e4 [ 1338.538628][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.538688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1338.538740][ T32] r4:eaec9dc0 [ 1338.538764][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.538814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1338.538838][ T32] r4:00000000 [ 1338.538858][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.538908][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1338.538931][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.539023][ T32] r5:00001000 r4:ecc4f000 [ 1338.539054][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.539124][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.539172][ T32] r5:85a50b8c r4:85a50800 [ 1338.539223][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.539276][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1338.539357][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1338.539566][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 11 printk messages dropped ** [ 1338.540011][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1338.540438][ T32] r5:856e8000 r4:829187f0 [ 1338.540465][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.540552][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1338.540975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ae580 ** 9 printk messages dropped ** [ 1338.541449][ T32] r7:ddde2d40 r6:83018200 r5:855a138c r4:8535ed80 ** 8 printk messages dropped ** [ 1338.541765][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.542569][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 10 printk messages dropped ** [ 1338.543335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 9 printk messages dropped ** [ 1338.543746][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1338.567144][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 6 printk messages dropped ** [ 1338.567367][ T32] INFO: task kworker/1:393:5734 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1338.567961][ T32] r5:856e8c00 r4:829187f0 [ 1338.568016][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1338.568220][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1338.568559][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1338.568983][ T32] r4:00000001 [ 1338.569005][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.569042][ T32] Exception stack(0xebde5fb0 to 0xebde5ff8) [ 1338.569097][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.569142][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.569171][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.569250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.569279][ T32] r4:8471e480 [ 1338.569966][ T32] INFO: task kworker/1:393:5734 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1338.570006][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.570141][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.570190][ T32] Call trace: [ 1338.570248][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1338.570336][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1338.570365][ T32] r4:00000000 [ 1338.570387][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.570456][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1338.570493][ T32] 9d20: a5b16000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1338.570525][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1338.570597][ T32] 9d60: 80070013 ffffffff [ 1338.570626][ T32] r5:80070013 r4:80239bd0 [ 1338.570671][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.570755][ T32] r4:82ac11e4 [ 1338.570781][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.570853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1338.570905][ T32] r4:eaec9dc0 [ 1338.570937][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.571032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1338.571059][ T32] r4:00000000 [ 1338.571090][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.571167][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1338.571245][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.571293][ T32] r5:00001000 r4:ecc4f000 [ 1338.571315][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.571356][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.571427][ T32] r5:85a50b8c r4:85a50800 [ 1338.571455][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.571505][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1338.571527][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.571625][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.571687][ T32] r4:84879d00 [ 1338.571717][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.571767][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 3 printk messages dropped ** [ 1338.571910][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.571979][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.572035][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.572084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.572135][ T32] r4:851e4ec0 [ 1338.572188][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.572222][ T32] INFO: task kworker/1:394:5735 blocked for more than 465 seconds. [ 1338.572267][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.572296][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.572320][ T32] task:kworker/1:394 state:D stack:0 pid:5735 tgid:5735 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.572391][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.572596][ T32] r4:856e9800 ** 1 printk messages dropped ** [ 1338.572695][ T32] r5:856e9800 r4:829187f0 ** 1 printk messages dropped ** [ 1338.572763][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1338.572988][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1338.573345][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.573740][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1338.592972][ T32] r4:85496100 ** 3 printk messages dropped ** [ 1338.593930][ T32] Call trace: ** 6 printk messages dropped ** [ 1338.594499][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1338.594920][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 9 printk messages dropped ** [ 1338.595483][ T32] r4:84879d00 ** 5 printk messages dropped ** [ 1338.595792][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.596152][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.596230][ T32] task:kworker/1:395 state:D stack:0 pid:5738 tgid:5738 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.596324][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.596369][ T32] Call trace: [ 1338.596454][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1338.596568][ T32] r10:829187f4 r9:ebde9d84 r8:00000002 r7:60000113 r6:ebde9d8c r5:856ea400 [ 1338.596719][ T32] r4:856ea400 [ 1338.596781][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1338.596890][ T32] r5:856ea400 r4:829187f0 [ 1338.596940][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.597080][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.597135][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebde9e08 [ 1338.597212][ T32] r4:00000000 [ 1338.597243][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1338.597356][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.597429][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.597571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85496300 [ 1338.597598][ T32] r4:00000000 [ 1338.597619][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.597691][ T32] r9:83018205 r8:856ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1338.597719][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.597789][ T32] r5:00001000 r4:eba3f000 [ 1338.597818][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.597862][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.597931][ T32] r5:855a1f8c r4:855a1c00 [ 1338.597981][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.598039][ T32] r7:ddde2d40 r6:83018200 r5:855a1f8c r4:85608080 [ 1338.598074][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.598134][ T32] r10:61c88647 r9:856ea400 r8:856080ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.598160][ T32] r4:85608080 [ 1338.598180][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.598251][ T32] r10:00000000 r9:85608080 r8:8027ed34 r7:ebde5e60 r6:85608100 r5:856ea400 ** 5 printk messages dropped ** [ 1338.598463][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1338.599771][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1338.600065][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.600334][ T32] r5:85a50b8c r4:85a50800 ** 6 printk messages dropped ** [ 1338.600674][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 12 printk messages dropped ** [ 1338.601210][ T32] task:kworker/1:396 state:D stack:0 pid:5740 tgid:5740 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.601663][ T32] r5:856eb000 r4:829187f0 [ 1338.601711][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1338.601835][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdf5e08 ** 8 printk messages dropped ** [ 1338.602277][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1338.602705][ T32] r10:61c88647 r9:856eb000 r8:856081ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1338.602969][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.603004][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.603033][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.603092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.603191][ T32] r4:85496340 [ 1338.603558][ T32] INFO: task kworker/1:396:5740 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1338.603659][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.603738][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.603815][ T32] Call trace: [ 1338.603856][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1338.634272][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1338.634365][ T32] r4:00000000 [ 1338.634392][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.634455][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1338.634492][ T32] 9d20: a63b3000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1338.634524][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1338.634549][ T32] 9d60: 80070013 ffffffff [ 1338.634575][ T32] r5:80070013 r4:80239bd0 [ 1338.634596][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.634642][ T32] r4:82ac11e4 [ 1338.634663][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.634736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1338.634789][ T32] r4:eaec9dc0 [ 1338.634814][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.634885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1338.634913][ T32] r4:00000000 [ 1338.634982][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.635038][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1338.635090][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.635143][ T32] r5:00001000 r4:ecc4f000 [ 1338.635198][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.635253][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.635299][ T32] r5:85a50b8c r4:85a50800 [ 1338.635344][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1338.635567][ T32] r4:84879d00 ** 5 printk messages dropped ** [ 1338.635766][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.636078][ T32] task:kworker/1:397 state:D stack:0 pid:5742 tgid:5742 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.636478][ T32] r5:856ebc00 r4:829187f0 [ 1338.636530][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1338.636678][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdf9e08 ** 10 printk messages dropped ** [ 1338.637301][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1338.637671][ T32] r10:00000000 r9:85608280 r8:8027ed34 r7:ebdf5e60 r6:85608300 r5:856ebc00 ** 9 printk messages dropped ** [ 1338.638601][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1338.639165][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1338.639248][ T32] 9d60: 80070013 ffffffff [ 1338.639312][ T32] r5:80070013 r4:80239bd0 [ 1338.639338][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.639381][ T32] r4:82ac11e4 [ 1338.639401][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.639450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1338.639473][ T32] r4:eaec9dc0 [ 1338.639521][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.639571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1338.639595][ T32] r4:00000000 [ 1338.639616][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.639664][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1338.639686][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.639766][ T32] r5:00001000 r4:ecc4f000 [ 1338.639790][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.639833][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.639924][ T32] r5:85a50b8c r4:85a50800 [ 1338.639973][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.640025][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1338.640070][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.640124][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.640149][ T32] r4:84879d00 [ 1338.640213][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.640290][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1338.640341][ T32] r4:00000001 [ 1338.640390][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.640466][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1338.640497][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.640528][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.640572][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.640605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.640630][ T32] r4:851e4ec0 [ 1338.640652][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.640711][ T32] INFO: task kworker/1:398:5744 blocked for more than 465 seconds. [ 1338.640826][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.640862][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.640883][ T32] task:kworker/1:398 state:D stack:0 pid:5744 tgid:5744 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.640969][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.641021][ T32] Call trace: [ 1338.641066][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1338.641141][ T32] r10:829187f4 r9:ebdfdd84 r8:00000002 r7:60000113 r6:ebdfdd8c r5:856ec800 [ 1338.641196][ T32] r4:856ec800 [ 1338.641237][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1338.641284][ T32] r5:856ec800 r4:829187f0 [ 1338.641305][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.641347][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.641419][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdfde08 [ 1338.641450][ T32] r4:00000000 [ 1338.641473][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1338.641537][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.641579][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.641624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85496880 [ 1338.641653][ T32] r4:00000000 [ 1338.641691][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.641742][ T32] r9:83018205 r8:856ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.641780][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.641866][ T32] r5:00001000 r4:ebbdb000 [ 1338.641897][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.641939][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.641983][ T32] r5:855a2b8c r4:855a2800 [ 1338.642013][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.642111][ T32] r7:ddde2d40 r6:83018200 r5:855a2b8c r4:85608380 [ 1338.642137][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.642222][ T32] r10:61c88647 r9:856ec800 r8:856083ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.642274][ T32] r4:85608380 [ 1338.642322][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1338.642398][ T32] r4:00000001 [ 1338.642418][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.642528][ T32] Exception stack(0xebdfdfb0 to 0xebdfdff8) [ 1338.642566][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.642603][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.642652][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.642687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.642775][ T32] r4:85496780 [ 1338.643067][ T32] INFO: task kworker/1:398:5744 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1338.643125][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.643260][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.643306][ T32] Call trace: [ 1338.643385][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 22 printk messages dropped ** [ 1338.664866][ T32] r5:85a50b8c r4:85a50800 ** 13 printk messages dropped ** [ 1338.665559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1338.666247][ T32] r5:856ed400 r4:829187f0 ** 3 printk messages dropped ** [ 1338.666443][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.666770][ T32] r9:83018205 r8:856ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 ** 6 printk messages dropped ** [ 1338.667012][ T32] r7:ddde2d40 r6:83018200 r5:855a2f8c r4:85608480 ** 8 printk messages dropped ** [ 1338.667413][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.668493][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 11 printk messages dropped ** [ 1338.669085][ T32] r4:eaec9dc0 ** 6 printk messages dropped ** [ 1338.669393][ T32] r5:00001000 r4:ecc4f000 ** 6 printk messages dropped ** [ 1338.669731][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1338.670115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1338.670605][ T32] r10:829187f4 r9:ebe05d84 r8:00000002 r7:60000013 r6:ebe05d8c r5:856ee000 ** 2 printk messages dropped ** [ 1338.670749][ T32] r5:856ee000 r4:829187f0 ** 5 printk messages dropped ** [ 1338.670985][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1338.671610][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.671664][ T32] r7:ddde2d40 r6:83018200 r5:855a338c r4:85608580 [ 1338.671726][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.671786][ T32] r10:61c88647 r9:856ee000 r8:856085ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.671810][ T32] r4:85608580 [ 1338.671831][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.671903][ T32] r10:00000000 r9:85608580 r8:8027ed34 r7:ebe01e60 r6:85608600 r5:856ee000 [ 1338.671938][ T32] r4:00000001 [ 1338.672005][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.672047][ T32] Exception stack(0xebe05fb0 to 0xebe05ff8) [ 1338.672083][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.672166][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.672222][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.672257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.672283][ T32] r4:85496b00 [ 1338.672581][ T32] INFO: task kworker/1:400:5748 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1338.672643][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.672743][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.672868][ T32] Call trace: [ 1338.672925][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1338.672981][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1338.673006][ T32] r4:00000000 [ 1338.673056][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.673100][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1338.673156][ T32] 9d20: a66a8000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1338.673197][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1338.673225][ T32] 9d60: 80070013 ffffffff [ 1338.673251][ T32] r5:80070013 r4:80239bd0 [ 1338.673289][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.673381][ T32] r4:82ac11e4 [ 1338.673422][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.673479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1338.673542][ T32] r4:eaec9dc0 [ 1338.673574][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.673644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1338.673700][ T32] r4:00000000 [ 1338.673749][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.673847][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1338.673904][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.704327][ T32] r5:00001000 r4:ecc4f000 [ 1338.704363][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.704423][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.704477][ T32] r5:85a50b8c r4:85a50800 [ 1338.704500][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.704591][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1338.704619][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.704669][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.704693][ T32] r4:84879d00 [ 1338.704713][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.704763][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1338.704787][ T32] r4:00000001 [ 1338.704807][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1338.704876][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1338.705124][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1338.705269][ T32] task:kworker/1:401 state:D stack:0 pid:5749 tgid:5749 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.705659][ T32] r5:856eec00 r4:829187f0 [ 1338.705681][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.705739][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.705795][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdf1e08 [ 1338.705818][ T32] r4:00000000 [ 1338.705880][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1338.705947][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.706016][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.706066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85496e40 [ 1338.706117][ T32] r4:00000000 [ 1338.706149][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.706201][ T32] r9:83018205 r8:856eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1338.706260][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.706333][ T32] r5:00001000 r4:ebc1f000 [ 1338.706382][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.706439][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.706485][ T32] r5:855a3b8c r4:855a3800 [ 1338.706530][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.706582][ T32] r7:ddde2d40 r6:83018200 r5:855a3b8c r4:85608680 [ 1338.706639][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.706691][ T32] r10:61c88647 r9:856eec00 r8:856086ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.706715][ T32] r4:85608680 [ 1338.706735][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.706806][ T32] r10:00000000 r9:85608680 r8:8027ed34 r7:ebe05e60 r6:85608700 r5:856eec00 [ 1338.706899][ T32] r4:00000001 [ 1338.706929][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.707063][ T32] Exception stack(0xebdf1fb0 to 0xebdf1ff8) [ 1338.707170][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.707235][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.707275][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.707307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.707359][ T32] r4:85496c80 [ 1338.708004][ T32] INFO: task kworker/1:401:5749 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1338.708067][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.708163][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.708240][ T32] Call trace: [ 1338.708300][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1338.708381][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1338.708415][ T32] r4:00000000 [ 1338.708441][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.708597][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1338.708635][ T32] 9d20: a6c3c000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1338.708668][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1338.708694][ T32] 9d60: 80070013 ffffffff [ 1338.708746][ T32] r5:80070013 r4:80239bd0 [ 1338.708801][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.708919][ T32] r4:82ac11e4 [ 1338.708944][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.708991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1338.709028][ T32] r4:eaec9dc0 [ 1338.709053][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.709128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1338.709155][ T32] r4:00000000 [ 1338.709176][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.709224][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 4 printk messages dropped ** [ 1338.709448][ T32] r5:85a50b8c r4:85a50800 ** 1 printk messages dropped ** [ 1338.709550][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 3 printk messages dropped ** [ 1338.709725][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1338.709913][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1338.710049][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1338.710264][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.710447][ T32] r4:856f0000 ** 1 printk messages dropped ** [ 1338.710559][ T32] r5:856f0000 r4:829187f0 [ 1338.710609][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.710654][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.710703][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe09e08 [ 1338.710765][ T32] r4:00000000 [ 1338.710796][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1338.710837][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.710898][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.710947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85496cc0 [ 1338.710972][ T32] r4:00000000 [ 1338.710993][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.711041][ T32] r9:83018205 r8:856f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1338.711063][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.711106][ T32] r5:00001000 r4:ebc05000 [ 1338.711151][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.711225][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.711274][ T32] r5:855a378c r4:855a3400 [ 1338.711295][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.711341][ T32] r7:ddde2d40 r6:83018200 r5:855a378c r4:85608780 [ 1338.711364][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.711432][ T32] r10:61c88647 r9:856f0000 r8:856087ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.711460][ T32] r4:85608780 [ 1338.711511][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.711570][ T32] r10:00000000 r9:85608780 r8:8027ed34 r7:ebdf1e60 r6:85608800 r5:856f0000 [ 1338.711593][ T32] r4:00000001 [ 1338.711613][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.711650][ T32] Exception stack(0xebe09fb0 to 0xebe09ff8) [ 1338.711678][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.711734][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.711815][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.711851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.711920][ T32] r4:85496e00 [ 1338.712204][ T32] INFO: task kworker/1:402:5752 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1338.712238][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.712326][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.712406][ T32] Call trace: [ 1338.712445][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1338.712520][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1338.712574][ T32] r4:00000000 [ 1338.712607][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.712701][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1338.712737][ T32] 9d20: a6c3c000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1338.712794][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1338.712829][ T32] 9d60: 80070013 ffffffff [ 1338.712856][ T32] r5:80070013 r4:80239bd0 [ 1338.712955][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.713002][ T32] r4:82ac11e4 [ 1338.713022][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.713067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1338.713091][ T32] r4:eaec9dc0 [ 1338.713111][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.713157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1338.713180][ T32] r4:00000000 [ 1338.713231][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.713330][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1338.713398][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.713516][ T32] r5:00001000 r4:ecc4f000 [ 1338.713582][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.713628][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.713673][ T32] r5:85a50b8c r4:85a50800 [ 1338.713694][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.713782][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1338.713850][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.713904][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.736667][ T32] r4:84879d00 [ 1338.736828][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.736924][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1338.736962][ T32] r4:00000001 [ 1338.737001][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.737069][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1338.737128][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.737169][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.737199][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.737231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.737255][ T32] r4:851e4ec0 [ 1338.737302][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.737336][ T32] INFO: task kworker/1:403:5754 blocked for more than 465 seconds. [ 1338.737370][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.737397][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.737419][ T32] task:kworker/1:403 state:D stack:0 pid:5754 tgid:5754 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.737513][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.737578][ T32] Call trace: [ 1338.737626][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1338.737679][ T32] r10:829187f4 r9:ebe11d84 r8:00000002 r7:60000113 r6:ebe11d8c r5:856f0c00 [ 1338.737704][ T32] r4:856f0c00 [ 1338.737725][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1338.737768][ T32] r5:856f0c00 r4:829187f0 [ 1338.737789][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.737841][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.737923][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe11e08 [ 1338.737951][ T32] r4:00000000 [ 1338.737972][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1338.738025][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.738093][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.738144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85494480 [ 1338.738168][ T32] r4:00000000 [ 1338.738199][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.738253][ T32] r9:83018205 r8:856f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1338.738302][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.738351][ T32] r5:00001000 r4:ebc75000 [ 1338.738397][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.738449][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.738523][ T32] r5:856a4f8c r4:856a4c00 [ 1338.738550][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.738598][ T32] r7:ddde2d40 r6:83018200 r5:856a4f8c r4:85608880 [ 1338.738620][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.738694][ T32] r10:61c88647 r9:856f0c00 r8:856088ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.738721][ T32] r4:85608880 [ 1338.738754][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.738806][ T32] r10:00000000 r9:85608880 r8:8027ed34 r7:ebdf1e60 r6:85608900 r5:856f0c00 ** 3 printk messages dropped ** [ 1338.738927][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.739761][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.740057][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1338.740482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 8 printk messages dropped ** [ 1338.740828][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1338.741241][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.741575][ T32] task:kworker/1:404 state:D stack:0 pid:5756 tgid:5756 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.741830][ T32] r5:856f1800 r4:829187f0 [ 1338.741851][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.741891][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.741939][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe15e08 [ 1338.741962][ T32] r4:00000000 [ 1338.741983][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1338.742023][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.742061][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.742114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85494000 [ 1338.742138][ T32] r4:00000000 [ 1338.742182][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.742234][ T32] r9:83018205 r8:856f1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1338.742258][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.742304][ T32] r5:00001000 r4:ebc4b000 [ 1338.742325][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.742390][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.742444][ T32] r5:856a438c r4:856a4000 [ 1338.742489][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.742565][ T32] r7:ddde2d40 r6:83018200 r5:856a438c r4:85608980 [ 1338.742614][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.742715][ T32] r10:61c88647 r9:856f1800 r8:856089ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.742760][ T32] r4:85608980 [ 1338.742794][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.742846][ T32] r10:00000000 r9:85608980 r8:8027ed34 r7:ebe11e60 r6:85608a00 r5:856f1800 [ 1338.742911][ T32] r4:00000001 [ 1338.742936][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.742997][ T32] Exception stack(0xebe15fb0 to 0xebe15ff8) [ 1338.743052][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.743133][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.743167][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.743226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.743306][ T32] r4:85494100 [ 1338.743635][ T32] INFO: task kworker/1:404:5756 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1338.743674][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.762153][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 8 printk messages dropped ** [ 1338.762497][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1338.762772][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 8 printk messages dropped ** [ 1338.763205][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1338.763684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1338.763892][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.768103][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.768153][ T32] task:kworker/1:405 state:D stack:0 pid:5759 tgid:5759 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.768215][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.768293][ T32] Call trace: [ 1338.768382][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1338.768446][ T32] r10:829187f4 r9:ebe19d84 r8:00000002 r7:60000113 r6:ebe19d8c r5:856f2400 [ 1338.768496][ T32] r4:856f2400 [ 1338.768521][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1338.768589][ T32] r5:856f2400 r4:829187f0 ** 2 printk messages dropped ** [ 1338.768702][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe19e08 ** 12 printk messages dropped ** [ 1338.769260][ T32] r5:856a478c r4:856a4400 [ 1338.769305][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.769360][ T32] r7:ddde2d40 r6:83018200 r5:856a478c r4:85608a80 [ 1338.769396][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.769455][ T32] r10:61c88647 r9:856f2400 r8:85608aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.769481][ T32] r4:85608a80 [ 1338.769519][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.769572][ T32] r10:00000000 r9:85608a80 r8:8027ed34 r7:ebe11e60 r6:85608b00 r5:856f2400 ** 5 printk messages dropped ** [ 1338.769744][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1338.770800][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1338.771155][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1338.771331][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 8 printk messages dropped ** [ 1338.771742][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1338.772092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1338.772692][ T32] r5:856f3000 r4:829187f0 [ 1338.772713][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.772766][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1338.772843][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.773158][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1338.773628][ T32] r7:ddde2d40 r6:83018200 r5:856a4b8c r4:85608b80 ** 9 printk messages dropped ** [ 1338.790026][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.791095][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.791380][ T32] r5:80070013 r4:80239bd0 ** 6 printk messages dropped ** [ 1338.791665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 8 printk messages dropped ** [ 1338.792170][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1338.792629][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.793017][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.793249][ T32] r4:856f3c00 [ 1338.793270][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1338.793312][ T32] r5:856f3c00 r4:829187f0 [ 1338.793338][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.793381][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.793438][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe21e08 [ 1338.793465][ T32] r4:00000000 [ 1338.793486][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1338.793526][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.793563][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.793608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853775c0 [ 1338.793631][ T32] r4:00000000 [ 1338.793657][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.793705][ T32] r9:83018005 r8:856f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1338.793727][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.793771][ T32] r5:00001000 r4:eaa0f000 [ 1338.793803][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.793885][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.810090][ T32] r5:856cc38c r4:856cc000 [ 1338.810124][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.810216][ T32] r7:dddced40 r6:83018000 r5:856cc38c r4:855ee080 [ 1338.810282][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.810338][ T32] r10:61c88647 r9:856f3c00 r8:855ee0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.810364][ T32] r4:855ee080 [ 1338.810410][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.810472][ T32] r10:00000000 r9:855ee080 r8:8027ed34 r7:ebdb9e60 r6:85608c80 r5:856f3c00 [ 1338.810497][ T32] r4:00000001 [ 1338.810543][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.810586][ T32] Exception stack(0xebe21fb0 to 0xebe21ff8) [ 1338.810673][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.810710][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.810809][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.810871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.810900][ T32] r4:85377400 [ 1338.811496][ T32] INFO: task kworker/0:907:5765 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1338.811533][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1338.812445][ T32] r5:00001000 r4:ecc4f000 ** 11 printk messages dropped ** [ 1338.812927][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1338.813364][ T32] task:kworker/0:908 state:D stack:0 pid:5766 tgid:5766 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.813720][ T32] r5:856f4800 r4:829187f0 ** 3 printk messages dropped ** [ 1338.826076][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.826364][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.826701][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1338.827248][ T32] Exception stack(0xebe0dfb0 to 0xebe0dff8) ** 5 printk messages dropped ** [ 1338.828046][ T32] INFO: task kworker/0:908:5766 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 12 printk messages dropped ** [ 1338.828640][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1338.829113][ T32] r5:00001000 r4:ecc4f000 ** 7 printk messages dropped ** [ 1338.829446][ T32] r4:84879d00 ** 5 printk messages dropped ** [ 1338.829691][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.830022][ T32] task:kworker/1:407 state:D stack:0 pid:5767 tgid:5767 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.830435][ T32] r5:856f5400 r4:829187f0 [ 1338.830456][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.830498][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.830562][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe31e08 [ 1338.830625][ T32] r4:00000000 [ 1338.830649][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1338.830700][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.830771][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.830820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85522bc0 [ 1338.830844][ T32] r4:00000000 [ 1338.830864][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.830932][ T32] r9:83018205 r8:856f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1338.830970][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.831021][ T32] r5:00001000 r4:ebbcb000 [ 1338.831042][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.831082][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.831138][ T32] r5:856a6b8c r4:856a6800 [ 1338.831162][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.831209][ T32] r7:ddde2d40 r6:83018200 r5:856a6b8c r4:85608d80 [ 1338.831242][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.831296][ T32] r10:61c88647 r9:856f5400 r8:85608dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.831319][ T32] r4:85608d80 [ 1338.831339][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.831387][ T32] r10:00000000 r9:85608d80 r8:8027ed34 r7:ebe11e60 r6:85608e00 r5:856f5400 [ 1338.831410][ T32] r4:00000001 [ 1338.831435][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.831472][ T32] Exception stack(0xebe31fb0 to 0xebe31ff8) [ 1338.831522][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.831583][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.831615][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.831647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.831695][ T32] r4:854945c0 [ 1338.831976][ T32] INFO: task kworker/1:407:5767 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1338.832011][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.832117][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.832162][ T32] Call trace: [ 1338.832221][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1338.832273][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1338.832321][ T32] r4:00000000 [ 1338.832397][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.832472][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1338.832571][ T32] 9d20: a7b4c000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1338.832610][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1338.832635][ T32] 9d60: 80070013 ffffffff [ 1338.832667][ T32] r5:80070013 r4:80239bd0 [ 1338.832689][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.832833][ T32] r4:82ac11e4 [ 1338.832933][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.833038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1338.833194][ T32] r4:eaec9dc0 ** 2 printk messages dropped ** [ 1338.833310][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.833637][ T32] r5:85a50b8c r4:85a50800 ** 6 printk messages dropped ** [ 1338.854712][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 7 printk messages dropped ** [ 1338.855032][ T32] r4:851e4ec0 ** 4 printk messages dropped ** [ 1338.855201][ T32] task:kworker/1:408 state:D stack:0 pid:5768 tgid:5768 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1338.856450][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1338.856909][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1338.858012][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.858137][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1338.858161][ T32] 9d60: 80070013 ffffffff [ 1338.858187][ T32] r5:80070013 r4:80239bd0 [ 1338.858208][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.858270][ T32] r4:82ac11e4 [ 1338.858307][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.858358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1338.858406][ T32] r4:eaec9dc0 [ 1338.858452][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.858502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1338.858538][ T32] r4:00000000 [ 1338.858563][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.858612][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1338.858635][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.858679][ T32] r5:00001000 r4:ecc4f000 [ 1338.858699][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.858739][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.858785][ T32] r5:85a50b8c r4:85a50800 [ 1338.858817][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.858885][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1338.858910][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.858960][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.858983][ T32] r4:84879d00 [ 1338.859004][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.859067][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1338.859131][ T32] r4:00000001 [ 1338.859156][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.859242][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1338.859298][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.859333][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.859362][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.859394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.859448][ T32] r4:851e4ec0 [ 1338.859517][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.859547][ T32] INFO: task kworker/0:909:5771 blocked for more than 465 seconds. [ 1338.859577][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1338.859671][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.859952][ T32] r5:856f8c00 r4:829187f0 ** 6 printk messages dropped ** [ 1338.860238][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 16 printk messages dropped ** [ 1338.860976][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1338.861706][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 24 printk messages dropped ** [ 1338.862802][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 20 printk messages dropped ** [ 1338.863844][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 12 printk messages dropped ** [ 1338.885000][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1338.885532][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1338.886757][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.886810][ T32] Call trace: [ 1338.886843][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1338.886896][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1338.886920][ T32] r4:00000000 [ 1338.886963][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.887033][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1338.887122][ T32] 9d20: a8222000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1338.887164][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1338.887193][ T32] 9d60: 80070013 ffffffff [ 1338.887218][ T32] r5:80070013 r4:80239bd0 [ 1338.887266][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.887322][ T32] r4:82ac11e4 [ 1338.887369][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.887446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1338.887476][ T32] r4:eaec9dc0 [ 1338.887498][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.887544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1338.887568][ T32] r4:00000000 [ 1338.887588][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.887637][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1338.887659][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.887733][ T32] r5:00001000 r4:ecc4f000 [ 1338.887834][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.887930][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.887983][ T32] r5:85a50b8c r4:85a50800 [ 1338.888004][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.888053][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1338.888104][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.888209][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.888244][ T32] r4:84879d00 ** 3 printk messages dropped ** [ 1338.888367][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1338.888578][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.888613][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.888645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.888671][ T32] r4:851e4ec0 [ 1338.888739][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.888771][ T32] INFO: task kworker/0:911:5774 blocked for more than 465 seconds. [ 1338.888805][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.888832][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.888853][ T32] task:kworker/0:911 state:D stack:0 pid:5774 tgid:5774 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.888941][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.889013][ T32] Call trace: [ 1338.889078][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1338.889157][ T32] r10:829187f4 r9:ebe4dd84 r8:00000002 r7:60000113 r6:ebe4dd8c r5:856f8000 ** 2 printk messages dropped ** [ 1338.889312][ T32] r5:856f8000 r4:829187f0 [ 1338.889366][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.889410][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1338.889501][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.889702][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.890052][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1338.890705][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 21 printk messages dropped ** [ 1338.891983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 12 printk messages dropped ** [ 1338.892458][ T32] r4:84879d00 ** 5 printk messages dropped ** [ 1338.892785][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.893136][ T32] task:kworker/1:409 state:D stack:0 pid:5776 tgid:5776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.893515][ T32] r5:856fb000 r4:829187f0 ** 1 printk messages dropped ** [ 1338.893593][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.893646][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe45e08 [ 1338.893694][ T32] r4:00000000 [ 1338.893718][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1338.893759][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.893796][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.893842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85494dc0 [ 1338.893870][ T32] r4:00000000 [ 1338.893891][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.926912][ T32] r9:83018205 r8:856fb000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1338.927004][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.927079][ T32] r5:00001000 r4:eb6a7000 [ 1338.927129][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.927176][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.927252][ T32] r5:856a578c r4:856a5400 [ 1338.927278][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.927360][ T32] r7:ddde2d40 r6:83018200 r5:856a578c r4:8537b100 [ 1338.927386][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.927520][ T32] r10:61c88647 r9:856fb000 r8:8537b12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.927548][ T32] r4:8537b100 [ 1338.927570][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.927621][ T32] r10:00000000 r9:8537b100 r8:8027ed34 r7:ebe31e60 r6:8537b180 r5:856fb000 [ 1338.927686][ T32] r4:00000001 [ 1338.927711][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.927762][ T32] Exception stack(0xebe45fb0 to 0xebe45ff8) [ 1338.927798][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.927829][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.927858][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1338.928663][ T32] INFO: task kworker/1:409:5776 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 11 printk messages dropped ** [ 1338.929421][ T32] r5:80070013 r4:80239bd0 ** 6 printk messages dropped ** [ 1338.929682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 8 printk messages dropped ** [ 1338.930135][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1338.930558][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1338.931356][ T32] r5:856fbc00 r4:829187f0 [ 1338.931378][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.931447][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.931503][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe25e08 [ 1338.931527][ T32] r4:00000000 [ 1338.931572][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1338.931649][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.931692][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.931836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85522700 [ 1338.931865][ T32] r4:00000000 [ 1338.931887][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.931952][ T32] r9:83018205 r8:856fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1338.932177][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.932235][ T32] r5:00001000 r4:eba1d000 [ 1338.932258][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.932298][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.932343][ T32] r5:856a5f8c r4:856a5c00 [ 1338.932364][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.932435][ T32] r7:ddde2d40 r6:83018200 r5:856a5f8c r4:8537b200 ** 2 printk messages dropped ** [ 1338.932613][ T32] r4:8537b200 ** 6 printk messages dropped ** [ 1338.932940][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.933576][ T32] Call trace: ** 7 printk messages dropped ** [ 1338.933898][ T32] 9d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1338.945059][ T32] r4:eaec9dc0 ** 6 printk messages dropped ** [ 1338.945638][ T32] r5:00001000 r4:ecc4f000 ** 5 printk messages dropped ** [ 1338.945890][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.946325][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1338.947058][ T32] r10:829187f4 r9:ebe59d84 r8:00000002 r7:60000113 r6:ebe59d8c r5:856fe000 ** 2 printk messages dropped ** [ 1338.947148][ T32] r5:856fe000 r4:829187f0 ** 3 printk messages dropped ** [ 1338.947295][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.947525][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1338.948007][ T32] r10:61c88647 r9:856fe000 r8:855ee32c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1338.948424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1338.949636][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1338.949978][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.950387][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.950460][ T32] r5:85a50b8c r4:85a50800 [ 1338.950484][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.950558][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1338.950589][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.950707][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.950791][ T32] r4:84879d00 [ 1338.950820][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.950892][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1338.950943][ T32] r4:00000001 [ 1338.950968][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.951007][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1338.951059][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.951121][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.951154][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.951186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.951209][ T32] r4:851e4ec0 [ 1338.951247][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.951275][ T32] INFO: task kworker/0:913:5783 blocked for more than 465 seconds. [ 1338.951361][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.951390][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.951432][ T32] task:kworker/0:913 state:D stack:0 pid:5783 tgid:5783 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.951516][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.951641][ T32] Call trace: [ 1338.951677][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1338.951751][ T32] r10:829187f4 r9:ebe61d84 r8:00000002 r7:60000113 r6:ebe61d8c r5:856fd400 [ 1338.951778][ T32] r4:856fd400 [ 1338.951799][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1338.951842][ T32] r5:856fd400 r4:829187f0 [ 1338.951863][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.951902][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.951967][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe61e08 [ 1338.952017][ T32] r4:00000000 [ 1338.952042][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1338.952148][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.952196][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1338.952758][ T32] r10:61c88647 r9:856fd400 r8:855ee3ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1338.953150][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1338.972844][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1338.973254][ T32] r4:eaec9dc0 ** 6 printk messages dropped ** [ 1338.973590][ T32] r5:00001000 r4:ecc4f000 ** 4 printk messages dropped ** [ 1338.973839][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 8 printk messages dropped ** [ 1338.987536][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.988079][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.988337][ T32] r5:856fec00 r4:829187f0 [ 1338.988359][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.988401][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.988455][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe65e08 [ 1338.988508][ T32] r4:00000000 [ 1338.988567][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1338.988637][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.988685][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1338.988732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85377f00 [ 1338.988755][ T32] r4:00000000 [ 1338.988776][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1338.988848][ T32] r9:83018005 r8:856fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1338.988885][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.988935][ T32] r5:00001000 r4:eb85b000 [ 1338.988982][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1338.989051][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.989127][ T32] r5:856cdf8c r4:856cdc00 [ 1338.989186][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.989262][ T32] r7:dddced40 r6:83018000 r5:856cdf8c r4:855ee400 [ 1338.989289][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.989340][ T32] r10:61c88647 r9:856fec00 r8:855ee42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.989365][ T32] r4:855ee400 [ 1338.989456][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.989509][ T32] r10:00000000 r9:855ee400 r8:8027ed34 r7:ebe61e60 r6:8537b400 r5:856fec00 [ 1338.989557][ T32] r4:00000001 [ 1338.989587][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.989664][ T32] Exception stack(0xebe65fb0 to 0xebe65ff8) [ 1338.989702][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.989782][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.989815][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.989895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.989947][ T32] r4:85377d40 [ 1338.990653][ T32] INFO: task kworker/0:914:5784 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 9 printk messages dropped ** [ 1338.991241][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1338.991650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 9 printk messages dropped ** [ 1338.992063][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 8 printk messages dropped ** [ 1338.992416][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.992798][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.993130][ T32] r5:856fc800 r4:829187f0 [ 1338.993179][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.993248][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1338.993554][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1339.005161][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1339.005638][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.006554][ T32] Call trace: ** 7 printk messages dropped ** [ 1339.006943][ T32] 9d60: 80070013 ffffffff ** 7 printk messages dropped ** [ 1339.007280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 19 printk messages dropped ** [ 1339.008364][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1339.009040][ T32] r5:856f9800 r4:829187f0 ** 1 printk messages dropped ** [ 1339.009139][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.009548][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1339.009721][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.009768][ T32] r7:dddced40 r6:83018000 r5:856cf78c r4:855ee500 [ 1339.009803][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.009905][ T32] r10:61c88647 r9:856f9800 r8:855ee52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.009933][ T32] r4:855ee500 [ 1339.009954][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.010002][ T32] r10:00000000 r9:855ee500 r8:8027ed34 r7:ebe61e60 r6:8537b500 r5:856f9800 [ 1339.010025][ T32] r4:00000001 [ 1339.010045][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.010097][ T32] Exception stack(0xebe75fb0 to 0xebe75ff8) [ 1339.010175][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.010210][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.010239][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.010271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.010295][ T32] r4:85377f80 [ 1339.010571][ T32] INFO: task kworker/0:916:5788 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1339.010607][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.010673][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.010717][ T32] Call trace: [ 1339.010747][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1339.010822][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1339.010901][ T32] r4:00000000 [ 1339.010950][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.010994][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 7 printk messages dropped ** [ 1339.011295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 19 printk messages dropped ** [ 1339.012144][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1339.012598][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.012829][ T32] r5:85700c00 r4:829187f0 ** 1 printk messages dropped ** [ 1339.012893][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 17 printk messages dropped ** [ 1339.013896][ T32] r10:61c88647 r9:85700c00 r8:855ee5ac r7:82804d40 r6:dddced40 r5:dddced60 ** 17 printk messages dropped ** [ 1339.039812][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1339.040421][ T32] r4:eaec9dc0 ** 8 printk messages dropped ** [ 1339.040934][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1339.041813][ T32] r4:851e4ec0 ** 11 printk messages dropped ** [ 1339.042640][ T32] r5:85703000 r4:829187f0 ** 2 printk messages dropped ** [ 1339.042787][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe89e08 ** 2 printk messages dropped ** [ 1339.042890][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.042943][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.043014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8437b000 [ 1339.043059][ T32] r4:00000000 [ 1339.043082][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1339.043130][ T32] r9:83018005 r8:85703000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1339.043155][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.043201][ T32] r5:00001000 r4:eb92b000 [ 1339.043221][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1339.043261][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.043304][ T32] r5:856cef8c r4:856cec00 [ 1339.043325][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.043374][ T32] r7:dddced40 r6:83018000 r5:856cef8c r4:855ee600 [ 1339.043395][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.043455][ T32] r10:61c88647 r9:85703000 r8:855ee62c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.043525][ T32] r4:855ee600 [ 1339.043550][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.043609][ T32] r10:00000000 r9:855ee600 r8:8027ed34 r7:ebe75e60 r6:8537b600 r5:85703000 [ 1339.043635][ T32] r4:00000001 [ 1339.043680][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.043747][ T32] Exception stack(0xebe89fb0 to 0xebe89ff8) [ 1339.043827][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.043861][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.043890][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.056802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.056871][ T32] r4:8437b100 [ 1339.057455][ T32] INFO: task kworker/0:918:5793 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1339.057493][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.057572][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.057628][ T32] Call trace: [ 1339.057664][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1339.057769][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1339.057841][ T32] r4:00000000 [ 1339.057897][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.057944][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1339.057979][ T32] 9d20: a9d70000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1339.058012][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1339.058062][ T32] 9d60: 80070013 ffffffff [ 1339.058196][ T32] r5:80070013 r4:80239bd0 [ 1339.058280][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.058352][ T32] r4:82ac11e4 [ 1339.058409][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.058468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1339.058525][ T32] r4:eaec9dc0 [ 1339.058570][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.058655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 5 printk messages dropped ** [ 1339.058889][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1339.059233][ T32] r4:84879d00 ** 6 printk messages dropped ** [ 1339.059569][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1339.060195][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1339.060375][ T32] r5:85701800 r4:829187f0 [ 1339.060413][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1339.060584][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.060823][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.061069][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1339.061605][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.061807][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.061866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.061894][ T32] r4:8437b2c0 [ 1339.062165][ T32] INFO: task kworker/0:919:5794 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1339.062201][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.062280][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.062348][ T32] Call trace: [ 1339.062418][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1339.062481][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1339.062508][ T32] r4:00000000 [ 1339.062529][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.062570][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1339.062627][ T32] 9d20: a9d70000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1339.062701][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1339.062731][ T32] 9d60: 80070013 ffffffff [ 1339.062761][ T32] r5:80070013 r4:80239bd0 [ 1339.062784][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.062826][ T32] r4:82ac11e4 [ 1339.062847][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.062897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1339.062922][ T32] r4:eaec9dc0 [ 1339.062972][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.063021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1339.063069][ T32] r4:00000000 [ 1339.063093][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1339.063143][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1339.063167][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.063223][ T32] r5:00001000 r4:ecc4f000 [ 1339.063263][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1339.063309][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.063353][ T32] r5:85a50b8c r4:85a50800 [ 1339.063446][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.063514][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1339.063538][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.063587][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.063610][ T32] r4:84879d00 [ 1339.063630][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.063678][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1339.063706][ T32] r4:00000001 [ 1339.063726][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.063765][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1339.063794][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.063825][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.063854][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.063886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.063926][ T32] r4:851e4ec0 ** 2 printk messages dropped ** [ 1339.091405][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1339.091902][ T32] r5:85703c00 r4:829187f0 [ 1339.091927][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.091969][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1339.092282][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1339.092634][ T32] r5:856cfb8c r4:856cf800 ** 4 printk messages dropped ** [ 1339.092858][ T32] r4:855ee700 ** 5 printk messages dropped ** [ 1339.093102][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.099297][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1339.099922][ T32] r5:80070013 r4:80239bd0 ** 6 printk messages dropped ** [ 1339.100780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 8 printk messages dropped ** [ 1339.101211][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1339.101695][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1339.102231][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1339.102527][ T32] r5:85704800 r4:829187f0 ** 3 printk messages dropped ** [ 1339.102786][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.103083][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1339.103609][ T32] r10:61c88647 r9:85704800 r8:855ee7ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1339.124521][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1339.125943][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1339.126574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 8 printk messages dropped ** [ 1339.126971][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.127024][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1339.127046][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.127095][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.127118][ T32] r4:84879d00 [ 1339.127138][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.127186][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1339.127210][ T32] r4:00000001 [ 1339.127254][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.127297][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1339.127327][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.127383][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.127416][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.127452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.127476][ T32] r4:851e4ec0 [ 1339.127499][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.127550][ T32] INFO: task kworker/0:922:5801 blocked for more than 465 seconds. [ 1339.127587][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.127615][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.127636][ T32] task:kworker/0:922 state:D stack:0 pid:5801 tgid:5801 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.127706][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.127750][ T32] Call trace: [ 1339.127795][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1339.127845][ T32] r10:829187f4 r9:ebea5d84 r8:00000002 r7:60000113 r6:ebea5d8c r5:85706000 ** 2 printk messages dropped ** [ 1339.127933][ T32] r5:85706000 r4:829187f0 [ 1339.127955][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.128006][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1339.128206][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1339.128671][ T32] r5:856d038c r4:856d0000 ** 9 printk messages dropped ** [ 1339.129280][ T32] Exception stack(0xebea5fb0 to 0xebea5ff8) ** 15 printk messages dropped ** [ 1339.130583][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 13 printk messages dropped ** [ 1339.131135][ T32] r5:00001000 r4:ecc4f000 ** 5 printk messages dropped ** [ 1339.131376][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1339.131800][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1339.132228][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1339.132443][ T32] r5:85706c00 r4:829187f0 ** 3 printk messages dropped ** [ 1339.132633][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.132809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8437bcc0 ** 9 printk messages dropped ** [ 1339.133290][ T32] r7:dddced40 r6:83018000 r5:856d138c r4:855ee880 ** 7 printk messages dropped ** [ 1339.133683][ T32] Exception stack(0xebea9fb0 to 0xebea9ff8) ** 6 printk messages dropped ** [ 1339.141889][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1339.142629][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.142676][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1339.142711][ T32] 9d20: aa7de000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1339.142744][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1339.142770][ T32] 9d60: 80070013 ffffffff [ 1339.142796][ T32] r5:80070013 r4:80239bd0 [ 1339.142818][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.142886][ T32] r4:82ac11e4 [ 1339.142924][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.143001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1339.143078][ T32] r4:eaec9dc0 [ 1339.143198][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.143250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1339.143274][ T32] r4:00000000 [ 1339.143296][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1339.143346][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1339.143370][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.143432][ T32] r5:00001000 r4:ecc4f000 [ 1339.143459][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1339.143502][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.143547][ T32] r5:85a50b8c r4:85a50800 [ 1339.143569][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.143620][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1339.143642][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.143691][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.143716][ T32] r4:84879d00 [ 1339.143749][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.143802][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1339.143901][ T32] r4:00000001 [ 1339.143954][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.159701][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1339.159746][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.159803][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.159862][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.159900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.159927][ T32] r4:851e4ec0 [ 1339.159975][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.160063][ T32] INFO: task kworker/0:924:5804 blocked for more than 465 seconds. ** 3 printk messages dropped ** [ 1339.160212][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.160595][ T32] r5:85705400 r4:829187f0 [ 1339.160623][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.160666][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.160773][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebeade08 [ 1339.160801][ T32] r4:00000000 [ 1339.160834][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1339.160879][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.160920][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.160966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8437b8c0 ** 3 printk messages dropped ** [ 1339.161109][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1339.161514][ T32] r10:61c88647 r9:85705400 r8:855ee92c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1339.161900][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.162804][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1339.163288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 5 printk messages dropped ** [ 1339.163534][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 7 printk messages dropped ** [ 1339.163836][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1339.176973][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.177414][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.177685][ T32] r5:84b9b000 r4:829187f0 [ 1339.177706][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.177773][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1339.178026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8437b9c0 ** 8 printk messages dropped ** [ 1339.178398][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1339.179194][ T32] r4:00000001 [ 1339.179214][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.179456][ T32] Exception stack(0xebe39fb0 to 0xebe39ff8) [ 1339.179517][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.179554][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.179602][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.179643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.179670][ T32] r4:8437b880 [ 1339.180218][ T32] INFO: task kworker/0:925:5807 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1339.180272][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.180359][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.180410][ T32] Call trace: [ 1339.180448][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1339.180501][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1339.180525][ T32] r4:00000000 [ 1339.180564][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.180606][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 2 printk messages dropped ** [ 1339.180694][ T32] 9d60: 80070013 ffffffff ** 10 printk messages dropped ** [ 1339.181320][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 15 printk messages dropped ** [ 1339.182068][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1339.182592][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1339.182778][ T32] r5:84b9bc00 r4:829187f0 ** 3 printk messages dropped ** [ 1339.182965][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1339.183407][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 1339.198435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 20 printk messages dropped ** [ 1339.199964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 10 printk messages dropped ** [ 1339.200448][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1339.200992][ T32] INFO: task kworker/0:927:5810 blocked for more than 465 seconds. ** 7 printk messages dropped ** [ 1339.201286][ T32] r4:84b9c800 [ 1339.201351][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1339.201424][ T32] r5:84b9c800 r4:829187f0 [ 1339.201501][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.201547][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.201598][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebeb9e08 [ 1339.201621][ T32] r4:00000000 [ 1339.201651][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1339.201708][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.201798][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.201848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8437bf40 [ 1339.201871][ T32] r4:00000000 [ 1339.201892][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1339.201940][ T32] r9:83018005 r8:84b9c800 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1339.201962][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.202007][ T32] r5:00001000 r4:ebd25000 [ 1339.202028][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1339.202068][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.202180][ T32] r5:856d1b8c r4:856d1800 [ 1339.202212][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.202262][ T32] r7:dddced40 r6:83018000 r5:856d1b8c r4:855eeb80 [ 1339.202283][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.202332][ T32] r10:61c88647 r9:84b9c800 r8:855eebac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.202356][ T32] r4:855eeb80 [ 1339.202423][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.202511][ T32] r10:00000000 r9:855eeb80 r8:8027ed34 r7:ebea9e60 r6:855eec00 r5:84b9c800 [ 1339.202539][ T32] r4:00000001 [ 1339.202560][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.202599][ T32] Exception stack(0xebeb9fb0 to 0xebeb9ff8) [ 1339.202627][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.202735][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.202815][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.202851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.202876][ T32] r4:8437ba80 [ 1339.203160][ T32] INFO: task kworker/0:927:5810 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1339.203228][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.203297][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.203343][ T32] Call trace: [ 1339.203424][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1339.203486][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1339.203510][ T32] r4:00000000 [ 1339.203531][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.203570][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1339.203603][ T32] 9d20: aaf43000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1339.203657][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1339.203725][ T32] 9d60: 80070013 ffffffff [ 1339.203754][ T32] r5:80070013 r4:80239bd0 [ 1339.203775][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.203817][ T32] r4:82ac11e4 [ 1339.203837][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.203883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1339.203906][ T32] r4:eaec9dc0 [ 1339.203927][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.220363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1339.220437][ T32] r4:00000000 [ 1339.220489][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1339.220577][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1339.220603][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.220653][ T32] r5:00001000 r4:ecc4f000 [ 1339.220674][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1339.220985][ T32] r4:84879d00 ** 5 printk messages dropped ** [ 1339.221214][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.221726][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.221981][ T32] r5:84b9d400 r4:829187f0 [ 1339.222012][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1339.222159][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.222432][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1339.222811][ T32] r7:dddced40 r6:83018000 r5:856d178c r4:855eec80 ** 8 printk messages dropped ** [ 1339.223804][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.236496][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.236868][ T32] Call trace: [ 1339.236971][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1339.237121][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1339.237151][ T32] r4:00000000 [ 1339.237470][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.237681][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1339.237720][ T32] 9d20: ab3df000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1339.238028][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1339.238062][ T32] 9d60: 80070013 ffffffff [ 1339.238090][ T32] r5:80070013 r4:80239bd0 [ 1339.238112][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.238159][ T32] r4:82ac11e4 [ 1339.238445][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.238540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1339.238570][ T32] r4:eaec9dc0 [ 1339.238801][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.238853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1339.239015][ T32] r4:00000000 [ 1339.239040][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1339.239094][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1339.239118][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.239163][ T32] r5:00001000 r4:ecc4f000 [ 1339.239380][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1339.239434][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.239483][ T32] r5:85a50b8c r4:85a50800 [ 1339.239506][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.239556][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1339.239578][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.240032][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.240060][ T32] r4:84879d00 [ 1339.240177][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.240508][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1339.240573][ T32] r4:00000001 [ 1339.240599][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1339.241375][ T32] task:kworker/0:929 state:D stack:0 pid:5815 tgid:5815 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.241867][ T32] r5:84b9e000 r4:829187f0 ** 5 printk messages dropped ** [ 1339.242738][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 15 printk messages dropped ** [ 1339.264419][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 15 printk messages dropped ** [ 1339.266461][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.266765][ T32] r5:80070013 r4:80239bd0 [ 1339.266833][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.266950][ T32] r4:82ac11e4 [ 1339.266997][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.267072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1339.267131][ T32] r4:eaec9dc0 [ 1339.267156][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.267203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1339.267284][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.267434][ T32] r5:00001000 r4:ecc4f000 ** 7 printk messages dropped ** [ 1339.267772][ T32] r4:84879d00 ** 6 printk messages dropped ** [ 1339.268078][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.268417][ T32] task:kworker/0:930 state:D stack:0 pid:5818 tgid:5818 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.269151][ T32] r5:84b9ec00 r4:829187f0 [ 1339.269177][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.269275][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1339.269613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560a000 ** 8 printk messages dropped ** [ 1339.269947][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1339.270510][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1339.271164][ T32] Call trace: ** 6 printk messages dropped ** [ 1339.271417][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1339.271777][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.271933][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1339.272415][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 9 printk messages dropped ** [ 1339.272864][ T32] INFO: task kworker/0:931:5819 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1339.273455][ T32] r5:84b9a400 r4:829187f0 [ 1339.273478][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1339.273591][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.273835][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.297348][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1339.297440][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.297494][ T32] r5:856d2b8c r4:856d2800 [ 1339.297541][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.297597][ T32] r7:dddced40 r6:83018000 r5:856d2b8c r4:855eef80 [ 1339.297620][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.297670][ T32] r10:61c88647 r9:84b9a400 r8:855eefac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.297694][ T32] r4:855eef80 [ 1339.297714][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.297764][ T32] r10:00000000 r9:855eef80 r8:8027ed34 r7:ebe51e60 r6:85363000 r5:84b9a400 [ 1339.297787][ T32] r4:00000001 [ 1339.297819][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.297892][ T32] Exception stack(0xebec5fb0 to 0xebec5ff8) [ 1339.297925][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.297958][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.297987][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.298019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.298108][ T32] r4:8560a080 [ 1339.298695][ T32] INFO: task kworker/0:931:5819 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1339.298733][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.298826][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.298874][ T32] Call trace: [ 1339.298929][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1339.299000][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1339.299028][ T32] r4:00000000 [ 1339.299049][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.299093][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1339.299127][ T32] 9d20: abc16000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1339.299159][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1339.299185][ T32] 9d60: 80070013 ffffffff [ 1339.299292][ T32] r5:80070013 r4:80239bd0 [ 1339.299317][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.299361][ T32] r4:82ac11e4 [ 1339.299382][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.299458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1339.299539][ T32] r4:eaec9dc0 [ 1339.299585][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.299636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1339.299661][ T32] r4:00000000 [ 1339.299682][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1339.299755][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1339.299782][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.299839][ T32] r5:00001000 r4:ecc4f000 [ 1339.299885][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1339.299932][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.299977][ T32] r5:85a50b8c r4:85a50800 [ 1339.300010][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1339.300404][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1339.300867][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1339.301268][ T32] r10:829187f4 r9:ebed5d84 r8:00000002 r7:60000113 r6:ebed5d8c r5:84b98000 ** 2 printk messages dropped ** [ 1339.301387][ T32] r5:84b98000 r4:829187f0 [ 1339.301409][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.301455][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1339.301722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560a200 ** 8 printk messages dropped ** [ 1339.302142][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1339.302413][ T32] r10:00000000 r9:85363080 r8:8027ed34 r7:ebec5e60 r6:85363100 r5:84b98000 [ 1339.302445][ T32] r4:00000001 [ 1339.302466][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.302502][ T32] Exception stack(0xebed5fb0 to 0xebed5ff8) [ 1339.302568][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.302689][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.302722][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.302770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.302810][ T32] r4:8560a080 [ 1339.303085][ T32] INFO: task kworker/0:932:5820 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1339.303120][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.303200][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.303248][ T32] Call trace: [ 1339.303331][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1339.303392][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1339.303417][ T32] r4:00000000 [ 1339.303449][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.303490][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1339.303522][ T32] 9d20: abc16000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1339.303556][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1339.303581][ T32] 9d60: 80070013 ffffffff [ 1339.303606][ T32] r5:80070013 r4:80239bd0 [ 1339.303721][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.303768][ T32] r4:82ac11e4 [ 1339.303789][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.303835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1339.303859][ T32] r4:eaec9dc0 [ 1339.303883][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.324830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1339.324965][ T32] r4:00000000 [ 1339.325042][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1339.325111][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1339.325148][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.325201][ T32] r5:00001000 r4:ecc4f000 [ 1339.325231][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1339.325309][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.325359][ T32] r5:85a50b8c r4:85a50800 [ 1339.325432][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.325496][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1339.325518][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.325568][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.325616][ T32] r4:84879d00 [ 1339.325682][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1339.326123][ T32] r4:851e4ec0 ** 9 printk messages dropped ** [ 1339.326691][ T32] r4:84b99800 ** 1 printk messages dropped ** [ 1339.326772][ T32] r5:84b99800 r4:829187f0 ** 1 printk messages dropped ** [ 1339.326839][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.327313][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1339.327675][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1339.328759][ T32] INFO: task kworker/0:933:5824 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 11 printk messages dropped ** [ 1339.329307][ T32] r5:80070013 r4:80239bd0 ** 4 printk messages dropped ** [ 1339.329496][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1339.329672][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 9 printk messages dropped ** [ 1339.330042][ T32] r4:84879d00 ** 5 printk messages dropped ** [ 1339.330283][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.330319][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.330361][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.330407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.330454][ T32] r4:851e4ec0 [ 1339.330479][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.330515][ T32] INFO: task kworker/0:934:5825 blocked for more than 465 seconds. [ 1339.330548][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.330574][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.330605][ T32] task:kworker/0:934 state:D stack:0 pid:5825 tgid:5825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.330678][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.330724][ T32] Call trace: [ 1339.330788][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1339.330865][ T32] r10:829187f4 r9:ebed9d84 r8:00000002 r7:60000113 r6:ebed9d8c r5:84b98c00 [ 1339.330893][ T32] r4:84b98c00 [ 1339.330914][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1339.330957][ T32] r5:84b98c00 r4:829187f0 [ 1339.331003][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.331062][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.331132][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebed9e08 [ 1339.331171][ T32] r4:00000000 [ 1339.331194][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1339.331235][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.331273][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.331324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560a640 [ 1339.331349][ T32] r4:00000000 [ 1339.331370][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1339.331417][ T32] r9:83018005 r8:84b98c00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1339.331444][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.331494][ T32] r5:00001000 r4:ebd71000 [ 1339.331516][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1339.331558][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.331602][ T32] r5:856d2f8c r4:856d2c00 [ 1339.331645][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.331697][ T32] r7:dddced40 r6:83018000 r5:856d2f8c r4:85363280 [ 1339.331719][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.331767][ T32] r10:61c88647 r9:84b98c00 r8:853632ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.331805][ T32] r4:85363280 [ 1339.331829][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.331893][ T32] r10:00000000 r9:85363280 r8:8027ed34 r7:ebed1e60 r6:85363300 r5:84b98c00 [ 1339.331919][ T32] r4:00000001 [ 1339.331940][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.331977][ T32] Exception stack(0xebed9fb0 to 0xebed9ff8) [ 1339.332016][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.332056][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.332098][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.332134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.332172][ T32] r4:8560a680 [ 1339.332522][ T32] INFO: task kworker/0:934:5825 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1339.332574][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.332803][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.332847][ T32] Call trace: [ 1339.332906][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1339.332974][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1339.333088][ T32] r4:00000000 [ 1339.333119][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1339.333597][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1339.333796][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 9 printk messages dropped ** [ 1339.361422][ T32] r4:84879d00 ** 1 printk messages dropped ** [ 1339.361541][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1339.361570][ T32] r4:00000001 [ 1339.362524][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.362569][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1339.362614][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.362650][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.363585][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.363624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.363907][ T32] r4:851e4ec0 [ 1339.364685][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.390896][ T32] INFO: task kworker/0:935:5827 blocked for more than 465 seconds. [ 1339.390964][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.391001][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.392486][ T32] task:kworker/0:935 state:D stack:0 pid:5827 tgid:5827 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.392599][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.392895][ T32] Call trace: [ 1339.392958][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1339.393021][ T32] r10:829187f4 r9:ebecdd84 r8:00000002 r7:60000013 r6:ebecdd8c r5:85730000 [ 1339.393047][ T32] r4:85730000 [ 1339.393074][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1339.393121][ T32] r5:85730000 r4:829187f0 [ 1339.393142][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.393184][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.393234][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebecde08 [ 1339.393264][ T32] r4:00000000 [ 1339.393302][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1339.393347][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.393391][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.393437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560a980 [ 1339.393500][ T32] r4:00000000 [ 1339.393526][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1339.393579][ T32] r9:83018005 r8:85730000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1339.393602][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.393649][ T32] r5:00001000 r4:ebd8f000 [ 1339.393971][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1339.404450][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.404528][ T32] r5:856d378c r4:856d3400 [ 1339.404573][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.404632][ T32] r7:dddced40 r6:83018000 r5:856d378c r4:85363380 [ 1339.404655][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.404705][ T32] r10:61c88647 r9:85730000 r8:853633ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.404729][ T32] r4:85363380 [ 1339.404749][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.404900][ T32] r10:00000000 r9:85363380 r8:8027ed34 r7:ebed1e60 r6:85363400 r5:85730000 [ 1339.404929][ T32] r4:00000001 [ 1339.404950][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.404989][ T32] Exception stack(0xebecdfb0 to 0xebecdff8) [ 1339.405056][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.405093][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.405122][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1339.406010][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 1339.409695][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 20 printk messages dropped ** [ 1339.411355][ T32] task:kworker/0:936 state:D stack:0 pid:5829 tgid:5829 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.412068][ T32] r5:85730c00 r4:829187f0 ** 9 printk messages dropped ** [ 1339.412892][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 12 printk messages dropped ** [ 1339.441317][ T32] r10:00000000 r9:85363480 r8:8027ed34 r7:ebecde60 r6:85363500 r5:85730c00 ** 15 printk messages dropped ** [ 1339.443727][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1339.454457][ T32] 9d60: 80070013 ffffffff [ 1339.454502][ T32] r5:80070013 r4:80239bd0 [ 1339.454535][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.454598][ T32] r4:82ac11e4 [ 1339.454621][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.454668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1339.454693][ T32] r4:eaec9dc0 [ 1339.454752][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.454805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1339.454830][ T32] r4:00000000 [ 1339.454851][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1339.454902][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1339.454924][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.455026][ T32] r5:00001000 r4:ecc4f000 [ 1339.455157][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1339.455205][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.455251][ T32] r5:85a50b8c r4:85a50800 [ 1339.455288][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.455342][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1339.455364][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.455517][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.455546][ T32] r4:84879d00 [ 1339.455567][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.455761][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1339.455788][ T32] r4:00000001 [ 1339.455954][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.455997][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1339.456027][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.456057][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.456105][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.456140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.456164][ T32] r4:851e4ec0 [ 1339.456190][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.456221][ T32] INFO: task kworker/0:937:5831 blocked for more than 465 seconds. [ 1339.456440][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.456472][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.456496][ T32] task:kworker/0:937 state:D stack:0 pid:5831 tgid:5831 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.456632][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.457223][ T32] Call trace: [ 1339.457307][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1339.457363][ T32] r10:829187f4 r9:ebee9d84 r8:00000002 r7:60000113 r6:ebee9d8c r5:85732400 [ 1339.457388][ T32] r4:85732400 [ 1339.457409][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1339.457454][ T32] r5:85732400 r4:829187f0 [ 1339.457484][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.457588][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.457699][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebee9e08 [ 1339.457796][ T32] r4:00000000 [ 1339.457859][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1339.457957][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1339.458184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560abc0 ** 9 printk messages dropped ** [ 1339.458854][ T32] r7:dddced40 r6:83018000 r5:856d3b8c r4:85363580 ** 8 printk messages dropped ** [ 1339.459574][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.461584][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.462503][ T32] 9d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1339.463076][ T32] r4:eaec9dc0 ** 6 printk messages dropped ** [ 1339.463718][ T32] r5:00001000 r4:ecc4f000 ** 4 printk messages dropped ** [ 1339.487524][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 6 printk messages dropped ** [ 1339.488076][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1339.488757][ T32] INFO: task kworker/0:938:5833 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1339.489745][ T32] r5:85709800 r4:829187f0 [ 1339.489802][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1339.490209][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.490261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560ae80 [ 1339.490310][ T32] r4:00000000 [ 1339.490418][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1339.490499][ T32] r9:83018005 r8:85709800 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [ 1339.490605][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.490655][ T32] r5:00001000 r4:dfabd000 [ 1339.490677][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1339.490719][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.490764][ T32] r5:856e038c r4:856e0000 [ 1339.490810][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.490862][ T32] r7:dddced40 r6:83018000 r5:856e038c r4:85363680 [ 1339.490885][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.490934][ T32] r10:61c88647 r9:85709800 r8:853636ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.490957][ T32] r4:85363680 [ 1339.490977][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.491034][ T32] r10:00000000 r9:85363680 r8:8027ed34 r7:ebee5e60 r6:8537b980 r5:85709800 [ 1339.491063][ T32] r4:00000001 [ 1339.491107][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.491150][ T32] Exception stack(0xebbc9fb0 to 0xebbc9ff8) [ 1339.491179][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.491212][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.491264][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.491306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.491330][ T32] r4:8560aa80 [ 1339.492086][ T32] INFO: task kworker/0:938:5833 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1339.492123][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.492184][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.492230][ T32] Call trace: [ 1339.492271][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1339.492327][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1339.492354][ T32] r4:00000000 [ 1339.492402][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.492455][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1339.492489][ T32] 9d20: ad8a1000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1339.492535][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1339.492585][ T32] 9d60: 80070013 ffffffff [ 1339.492653][ T32] r5:80070013 r4:80239bd0 [ 1339.492679][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.492737][ T32] r4:82ac11e4 [ 1339.492763][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.492810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1339.492871][ T32] r4:eaec9dc0 [ 1339.492898][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.492944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1339.493002][ T32] r4:00000000 [ 1339.493026][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1339.493076][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1339.493146][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.493197][ T32] r5:00001000 r4:ecc4f000 ** 7 printk messages dropped ** [ 1339.493468][ T32] r4:84879d00 ** 5 printk messages dropped ** [ 1339.493812][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.519469][ T32] task:kworker/0:939 state:D stack:0 pid:5835 tgid:5835 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.520361][ T32] r5:85708c00 r4:829187f0 [ 1339.520416][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.520529][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1339.520882][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.521202][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1339.521733][ T32] Exception stack(0xebeedfb0 to 0xebeedff8) ** 5 printk messages dropped ** [ 1339.522744][ T32] INFO: task kworker/0:939:5835 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 7 printk messages dropped ** [ 1339.523272][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1339.523304][ T32] 9d20: adc50000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1339.523407][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1339.523438][ T32] 9d60: 80070013 ffffffff [ 1339.523526][ T32] r5:80070013 r4:80239bd0 [ 1339.523552][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.523596][ T32] r4:82ac11e4 [ 1339.523617][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.523661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1339.523684][ T32] r4:eaec9dc0 [ 1339.523720][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.523768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1339.523812][ T32] r4:00000000 [ 1339.523836][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1339.523927][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1339.524011][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.532993][ T32] r5:00001000 r4:ecc4f000 [ 1339.533028][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1339.533086][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.533132][ T32] r5:85a50b8c r4:85a50800 [ 1339.533154][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.533247][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1339.533312][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.533400][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.533482][ T32] r4:84879d00 [ 1339.533511][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.533564][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1339.533616][ T32] r4:00000001 [ 1339.533671][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.533715][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1339.533745][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.533776][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.533840][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.533875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1339.534531][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.534593][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.534621][ T32] task:kworker/0:940 state:D stack:0 pid:5837 tgid:5837 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.534677][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.534730][ T32] Call trace: [ 1339.534762][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1339.534816][ T32] r10:829187f4 r9:ebef1d84 r8:00000002 r7:60000113 r6:ebef1d8c r5:85708000 [ 1339.534840][ T32] r4:85708000 [ 1339.534861][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1339.534915][ T32] r5:85708000 r4:829187f0 [ 1339.534941][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.534982][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.535031][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebef1e08 [ 1339.535055][ T32] r4:00000000 [ 1339.535075][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1339.535115][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.535155][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.535227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f4380 [ 1339.535254][ T32] r4:00000000 [ 1339.535275][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1339.535351][ T32] r9:83018005 r8:85708000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1339.535411][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.535459][ T32] r5:00001000 r4:eb48f000 ** 3 printk messages dropped ** [ 1339.535771][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1339.536264][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.537336][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.538363][ T32] 9d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1339.539208][ T32] r4:eaec9dc0 ** 2 printk messages dropped ** [ 1339.539815][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.540150][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1339.540471][ T32] r4:84879d00 ** 5 printk messages dropped ** [ 1339.540750][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.541032][ T32] task:kworker/0:941 state:D stack:0 pid:5840 tgid:5840 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.541324][ T32] r5:85733000 r4:829187f0 ** 2 printk messages dropped ** [ 1339.541448][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebef5e08 ** 8 printk messages dropped ** [ 1339.541924][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1339.542212][ T32] r7:dddced40 r6:83018000 r5:856e0b8c r4:85363800 ** 7 printk messages dropped ** [ 1339.542597][ T32] Exception stack(0xebef5fb0 to 0xebef5ff8) ** 5 printk messages dropped ** [ 1339.543079][ T32] INFO: task kworker/0:941:5840 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 19 printk messages dropped ** [ 1339.566362][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.567001][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1339.567092][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.567228][ T32] r5:85a50b8c r4:85a50800 [ 1339.567283][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.567391][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1339.567446][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.567614][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.567688][ T32] r4:84879d00 [ 1339.567795][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.567937][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1339.568010][ T32] r4:00000001 [ 1339.568077][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.568166][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1339.568235][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.568309][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.568389][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.568482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.568578][ T32] r4:851e4ec0 [ 1339.568635][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.568698][ T32] INFO: task kworker/0:942:5841 blocked for more than 466 seconds. [ 1339.568768][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.568849][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.568905][ T32] task:kworker/0:942 state:D stack:0 pid:5841 tgid:5841 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.569050][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.569150][ T32] Call trace: [ 1339.569311][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1339.569425][ T32] r10:829187f4 r9:ebef9d84 r8:00000002 r7:60000013 r6:ebef9d8c r5:85731800 [ 1339.569480][ T32] r4:85731800 [ 1339.569535][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1339.569639][ T32] r5:85731800 r4:829187f0 [ 1339.569707][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.569804][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.569927][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebef9e08 [ 1339.570002][ T32] r4:00000000 [ 1339.570246][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1339.570364][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.570453][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.570562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f4800 [ 1339.570615][ T32] r4:00000000 [ 1339.570661][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1339.570778][ T32] r9:83018005 r8:85731800 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1339.570834][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.570930][ T32] r5:00001000 r4:eb62f000 [ 1339.570977][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1339.571761][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1339.603511][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1339.605807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 3 printk messages dropped ** [ 1339.606154][ T32] r4:00000000 [ 1339.606209][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1339.606369][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1339.606452][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.606566][ T32] r5:00001000 r4:ecc4f000 [ 1339.606614][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1339.607106][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.607211][ T32] r5:85a50b8c r4:85a50800 [ 1339.607330][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.607443][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1339.607499][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.607622][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.607679][ T32] r4:84879d00 [ 1339.607765][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.607888][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1339.607983][ T32] r4:00000001 [ 1339.608043][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.608218][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1339.608293][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.608579][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.608714][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.608795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.608925][ T32] r4:851e4ec0 [ 1339.609000][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.609069][ T32] INFO: task kworker/0:943:5842 blocked for more than 466 seconds. [ 1339.609365][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.609483][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.609614][ T32] task:kworker/0:943 state:D stack:0 pid:5842 tgid:5842 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.609732][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.609943][ T32] Call trace: [ 1339.610065][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1339.610169][ T32] r10:829187f4 r9:ebefdd84 r8:00000002 r7:60000113 r6:ebefdd8c r5:85734800 [ 1339.610223][ T32] r4:85734800 [ 1339.610271][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1339.610379][ T32] r5:85734800 r4:829187f0 [ 1339.610434][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.610534][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.610640][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebefde08 [ 1339.610722][ T32] r4:00000000 [ 1339.610791][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1339.610961][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.611060][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.611158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f4640 [ 1339.611211][ T32] r4:00000000 [ 1339.611258][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1339.611430][ T32] r9:83018005 r8:85734800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1339.611487][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1339.611915][ T32] r5:856e138c r4:856e1000 ** 4 printk messages dropped ** [ 1339.612336][ T32] r4:85363a00 ** 5 printk messages dropped ** [ 1339.612917][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.639621][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1339.640402][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1339.640904][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.641358][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1339.642149][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 9 printk messages dropped ** [ 1339.643014][ T32] INFO: task kworker/0:944:5845 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 1339.643774][ T32] r4:85735400 ** 1 printk messages dropped ** [ 1339.664876][ T32] r5:85735400 r4:829187f0 [ 1339.664994][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1339.665574][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1339.666514][ T32] r5:856e1f8c r4:856e1c00 ** 3 printk messages dropped ** [ 1339.666873][ T32] r10:61c88647 r9:85735400 r8:85363b2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1339.667639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.667762][ T32] r4:855f4a40 [ 1339.669048][ T32] INFO: task kworker/0:944:5845 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1339.669189][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.669336][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.669411][ T32] Call trace: [ 1339.669483][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1339.669584][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1339.669651][ T32] r4:00000000 [ 1339.669679][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.669729][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1339.669809][ T32] 9d20: aef42000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1339.669851][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1339.669883][ T32] 9d60: 80070013 ffffffff [ 1339.669914][ T32] r5:80070013 r4:80239bd0 [ 1339.669940][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.669994][ T32] r4:82ac11e4 [ 1339.670043][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.670103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1339.670132][ T32] r4:eaec9dc0 [ 1339.670158][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.670211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1339.670236][ T32] r4:00000000 [ 1339.670256][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1339.670305][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1339.670352][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.670402][ T32] r5:00001000 r4:ecc4f000 [ 1339.670425][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1339.670467][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.670524][ T32] r5:85a50b8c r4:85a50800 [ 1339.670549][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.670600][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1339.670673][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.670727][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.670755][ T32] r4:84879d00 [ 1339.670856][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.670909][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1339.670945][ T32] r4:00000001 [ 1339.670985][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.671051][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1339.671082][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.671162][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.671195][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.671256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.671306][ T32] r4:851e4ec0 [ 1339.671349][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.671420][ T32] INFO: task kworker/0:945:5846 blocked for more than 466 seconds. [ 1339.671480][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.671537][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.671563][ T32] task:kworker/0:945 state:D stack:0 pid:5846 tgid:5846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.671637][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.671686][ T32] Call trace: [ 1339.671719][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1339.671816][ T32] r10:829187f4 r9:ebf05d84 r8:00000002 r7:60000013 r6:ebf05d8c r5:85736000 [ 1339.671845][ T32] r4:85736000 [ 1339.671866][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1339.671910][ T32] r5:85736000 r4:829187f0 [ 1339.671973][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.672020][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.672165][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf05e08 [ 1339.672193][ T32] r4:00000000 [ 1339.672214][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1339.672256][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.672295][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.672339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f4900 [ 1339.672362][ T32] r4:00000000 [ 1339.672382][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1339.672429][ T32] r9:83018005 r8:85736000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1339.672499][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1339.672894][ T32] r7:dddced40 r6:83018000 r5:856e1b8c r4:85363c00 [ 1339.672917][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.673042][ T32] r10:61c88647 r9:85736000 r8:85363c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.673070][ T32] r4:85363c00 [ 1339.673137][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.673191][ T32] r10:00000000 r9:85363c00 r8:8027ed34 r7:ebee1e60 r6:85363c80 r5:85736000 [ 1339.673272][ T32] r4:00000001 [ 1339.673296][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.673335][ T32] Exception stack(0xebf05fb0 to 0xebf05ff8) [ 1339.673387][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.673422][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.673471][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.673512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.673561][ T32] r4:855f4a40 [ 1339.700233][ T32] INFO: task kworker/0:945:5846 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 2 printk messages dropped ** [ 1339.700623][ T32] Call trace: ** 9 printk messages dropped ** [ 1339.701099][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 17 printk messages dropped ** [ 1339.701978][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 12 printk messages dropped ** [ 1339.702510][ T32] INFO: task kworker/0:946:5849 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1339.702977][ T32] r5:85736c00 r4:829187f0 [ 1339.703005][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1339.703328][ T32] r4:00000000 [ 1339.703348][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1339.703394][ T32] r9:83018005 r8:85736c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1339.703437][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.703487][ T32] r5:00001000 r4:eb7d9000 [ 1339.703512][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1339.703553][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.703617][ T32] r5:856e238c r4:856e2000 [ 1339.703662][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.703716][ T32] r7:dddced40 r6:83018000 r5:856e238c r4:85363d00 [ 1339.703739][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.703788][ T32] r10:61c88647 r9:85736c00 r8:85363d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.703832][ T32] r4:85363d00 [ 1339.703857][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.711695][ T32] r10:00000000 r9:85363d00 r8:8027ed34 r7:ebee1e60 r6:85363d80 r5:85736c00 [ 1339.711757][ T32] r4:00000001 [ 1339.711782][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.711872][ T32] Exception stack(0xebf09fb0 to 0xebf09ff8) [ 1339.711942][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.711977][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.712005][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.712041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.712103][ T32] r4:855f4ac0 [ 1339.712882][ T32] INFO: task kworker/0:946:5849 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1339.712957][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.713068][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.713172][ T32] Call trace: [ 1339.713239][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1339.713346][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1339.713403][ T32] r4:00000000 [ 1339.713470][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1339.713654][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 16 printk messages dropped ** [ 1339.726952][ T32] r5:85a50b8c r4:85a50800 ** 11 printk messages dropped ** [ 1339.727508][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1339.728262][ T32] r5:85733c00 r4:829187f0 [ 1339.728305][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1339.728640][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 13 printk messages dropped ** [ 1339.729293][ T32] r4:85363e00 ** 9 printk messages dropped ** [ 1339.729698][ T32] r4:855f4b80 ** 8 printk messages dropped ** [ 1339.730873][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 11 printk messages dropped ** [ 1339.731318][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1339.731671][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 11 printk messages dropped ** [ 1339.732149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.732177][ T32] r4:851e4ec0 [ 1339.732220][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.732248][ T32] INFO: task kworker/0:948:5853 blocked for more than 466 seconds. [ 1339.732311][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.732340][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.732363][ T32] task:kworker/0:948 state:D stack:0 pid:5853 tgid:5853 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.732408][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.732449][ T32] Call trace: [ 1339.732479][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1339.732534][ T32] r10:829187f4 r9:ebf11d84 r8:00000002 r7:60000013 r6:ebf11d8c r5:8568ec00 [ 1339.732591][ T32] r4:8568ec00 [ 1339.732638][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1339.732687][ T32] r5:8568ec00 r4:829187f0 [ 1339.732728][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.732786][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.732849][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf11e08 [ 1339.732876][ T32] r4:00000000 [ 1339.732897][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1339.732948][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.732989][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.733034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85494880 [ 1339.733059][ T32] r4:00000000 [ 1339.733103][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1339.733154][ T32] r9:83018005 r8:8568ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1339.733176][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.733232][ T32] r5:00001000 r4:eb94f000 [ 1339.733287][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1339.733331][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1339.733765][ T32] Exception stack(0xebf11fb0 to 0xebf11ff8) ** 6 printk messages dropped ** [ 1339.755333][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1339.755992][ T32] 9d60: 80070013 ffffffff ** 4 printk messages dropped ** [ 1339.756280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 10 printk messages dropped ** [ 1339.756929][ T32] r5:85a50b8c r4:85a50800 ** 5 printk messages dropped ** [ 1339.757211][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1339.757621][ T32] r4:851e4ec0 ** 1 printk messages dropped ** [ 1339.757750][ T32] INFO: task kworker/0:949:5855 blocked for more than 466 seconds. [ 1339.757789][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.757849][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.757895][ T32] task:kworker/0:949 state:D stack:0 pid:5855 tgid:5855 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.757977][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.758058][ T32] Call trace: [ 1339.758092][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1339.758178][ T32] r10:829187f4 r9:ebf1dd84 r8:00000002 r7:60000013 r6:ebf1dd8c r5:8570bc00 [ 1339.758207][ T32] r4:8570bc00 [ 1339.758227][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1339.758270][ T32] r5:8570bc00 r4:829187f0 [ 1339.758369][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.758424][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.758474][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf1de08 [ 1339.758497][ T32] r4:00000000 [ 1339.758525][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1339.758595][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.758637][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.758720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a5d080 [ 1339.758781][ T32] r4:00000000 [ 1339.758805][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1339.758856][ T32] r9:83018005 r8:8570bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1339.758878][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.758944][ T32] r5:00001000 r4:eba3d000 [ 1339.758968][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1339.759009][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.759053][ T32] r5:856e338c r4:856e3000 [ 1339.759078][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.759125][ T32] r7:dddced40 r6:83018000 r5:856e338c r4:85517000 [ 1339.759147][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.759196][ T32] r10:61c88647 r9:8570bc00 r8:8551702c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.759220][ T32] r4:85517000 [ 1339.759261][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.759314][ T32] r10:00000000 r9:85517000 r8:8027ed34 r7:ebf11e60 r6:8537bb00 r5:8570bc00 [ 1339.759338][ T32] r4:00000001 [ 1339.759390][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.759430][ T32] Exception stack(0xebf1dfb0 to 0xebf1dff8) [ 1339.759491][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.759530][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.759559][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1339.760048][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1339.760791][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) ** 19 printk messages dropped ** [ 1339.761819][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1339.762275][ T32] task:kworker/0:950 state:D stack:0 pid:5856 tgid:5856 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.762623][ T32] r5:8570c800 r4:829187f0 [ 1339.762643][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.762703][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.762776][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf21e08 [ 1339.762803][ T32] r4:00000000 [ 1339.762824][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1339.762863][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.762908][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.762953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560af00 [ 1339.762976][ T32] r4:00000000 [ 1339.763010][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1339.763061][ T32] r9:83018005 r8:8570c800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1339.763093][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.763143][ T32] r5:00001000 r4:eb975000 [ 1339.763178][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1339.763243][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.763291][ T32] r5:856e2f8c r4:856e2c00 [ 1339.763311][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.763359][ T32] r7:dddced40 r6:83018000 r5:856e2f8c r4:85517080 [ 1339.763403][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.763458][ T32] r10:61c88647 r9:8570c800 r8:855170ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.763511][ T32] r4:85517080 [ 1339.763536][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.763612][ T32] r10:00000000 r9:85517080 r8:8027ed34 r7:ebf1de60 r6:8537bb80 r5:8570c800 [ 1339.763649][ T32] r4:00000001 [ 1339.763699][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.763753][ T32] Exception stack(0xebf21fb0 to 0xebf21ff8) [ 1339.763810][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.763843][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.763899][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.763979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1339.787369][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1339.787789][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.787851][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1339.787918][ T32] 9d20: b0536000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1339.787975][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1339.788005][ T32] 9d60: 80070013 ffffffff [ 1339.788031][ T32] r5:80070013 r4:80239bd0 ** 4 printk messages dropped ** [ 1339.788260][ T32] r4:eaec9dc0 ** 6 printk messages dropped ** [ 1339.788652][ T32] r5:00001000 r4:ecc4f000 ** 10 printk messages dropped ** [ 1339.789237][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1339.789464][ T32] r4:851e4ec0 ** 9 printk messages dropped ** [ 1339.789941][ T32] r4:8570d400 ** 1 printk messages dropped ** [ 1339.790008][ T32] r5:8570d400 r4:829187f0 [ 1339.790029][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1339.790202][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1339.790941][ T32] r10:61c88647 r9:8570d400 r8:8537bc2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 14 printk messages dropped ** [ 1339.791858][ T32] Call trace: ** 4 printk messages dropped ** [ 1339.792143][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1339.792232][ T32] 9d20: b0536000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1339.792267][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1339.792329][ T32] 9d60: 80070013 ffffffff [ 1339.792376][ T32] r5:80070013 r4:80239bd0 [ 1339.792436][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.792481][ T32] r4:82ac11e4 [ 1339.792502][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.792637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1339.792699][ T32] r4:eaec9dc0 [ 1339.792723][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.792785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1339.792835][ T32] r4:00000000 [ 1339.792888][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1339.793006][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1339.793074][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.793122][ T32] r5:00001000 r4:ecc4f000 [ 1339.793205][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1339.793290][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.793351][ T32] r5:85a50b8c r4:85a50800 [ 1339.793376][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.793425][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1339.793446][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.793494][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.793522][ T32] r4:84879d00 [ 1339.793543][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.793590][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1339.793613][ T32] r4:00000001 [ 1339.793634][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.793670][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1339.793782][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.793818][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.793849][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.793890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.812647][ T32] r4:851e4ec0 [ 1339.812716][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.812753][ T32] INFO: task kworker/0:951:5861 blocked for more than 466 seconds. [ 1339.812791][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.812831][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.812857][ T32] task:kworker/0:951 state:D stack:0 pid:5861 tgid:5861 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.812916][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1339.813128][ T32] r4:8570e000 ** 1 printk messages dropped ** [ 1339.813217][ T32] r5:8570e000 r4:829187f0 [ 1339.813241][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1339.813482][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 14 printk messages dropped ** [ 1339.816761][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1339.817815][ T32] INFO: task kworker/0:951:5861 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 9 printk messages dropped ** [ 1339.818326][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1339.818586][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1339.818899][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 5 printk messages dropped ** [ 1339.819189][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.819242][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1339.819263][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.819311][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.819334][ T32] r4:84879d00 [ 1339.819354][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.819401][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1339.819424][ T32] r4:00000001 [ 1339.819444][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.819479][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1339.819529][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.819562][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.819591][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.819636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.819674][ T32] r4:851e4ec0 [ 1339.819743][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.819777][ T32] INFO: task kworker/1:412:5864 blocked for more than 466 seconds. [ 1339.819811][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.819862][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.819887][ T32] task:kworker/1:412 state:D stack:0 pid:5864 tgid:5864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.819999][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.820115][ T32] Call trace: [ 1339.820160][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1339.820210][ T32] r10:829187f4 r9:ebf01d84 r8:00000002 r7:60000113 r6:ebf01d8c r5:8570ec00 [ 1339.820262][ T32] r4:8570ec00 [ 1339.820287][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1339.820360][ T32] r5:8570ec00 r4:829187f0 [ 1339.820385][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.820426][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.820511][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf01e08 [ 1339.820587][ T32] r4:00000000 [ 1339.820659][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1339.820704][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.820742][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.820786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85522980 [ 1339.820809][ T32] r4:00000000 [ 1339.820858][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1339.821247][ T32] r5:856a678c r4:856a6400 ** 5 printk messages dropped ** [ 1339.821573][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1339.821933][ T32] r4:85522880 ** 5 printk messages dropped ** [ 1339.822610][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 9 printk messages dropped ** [ 1339.822964][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1339.823445][ T32] r5:85a50b8c r4:85a50800 ** 5 printk messages dropped ** [ 1339.823784][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1339.842694][ T32] r4:851e4ec0 ** 4 printk messages dropped ** [ 1339.842906][ T32] task:kworker/0:952 state:D stack:0 pid:5865 tgid:5865 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.843216][ T32] r5:8570b000 r4:829187f0 ** 2 printk messages dropped ** [ 1339.843379][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf2de08 ** 8 printk messages dropped ** [ 1339.843724][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1339.848426][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.848789][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1339.850149][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 13 printk messages dropped ** [ 1339.850797][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1339.850819][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.850863][ T32] r5:00001000 r4:ecc4f000 [ 1339.850883][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1339.850925][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.850969][ T32] r5:85a50b8c r4:85a50800 [ 1339.850989][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.851036][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1339.851057][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.851106][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.851169][ T32] r4:84879d00 [ 1339.851208][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.851259][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1339.851283][ T32] r4:00000001 [ 1339.851336][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.851394][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1339.851426][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.851456][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.851520][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.851556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.851579][ T32] r4:851e4ec0 [ 1339.851604][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.851633][ T32] INFO: task kworker/1:413:5867 blocked for more than 466 seconds. [ 1339.851701][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.851730][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.851751][ T32] task:kworker/1:413 state:D stack:0 pid:5867 tgid:5867 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.851844][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.851902][ T32] Call trace: [ 1339.851936][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1339.851985][ T32] r10:829187f4 r9:ebf39d84 r8:00000002 r7:60000113 r6:ebf39d8c r5:8570a400 [ 1339.852032][ T32] r4:8570a400 [ 1339.852086][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1339.852132][ T32] r5:8570a400 r4:829187f0 [ 1339.852153][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.852223][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.852287][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf39e08 [ 1339.852328][ T32] r4:00000000 [ 1339.852352][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1339.852392][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.852454][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.852507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85522d40 [ 1339.852558][ T32] r4:00000000 [ 1339.852594][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1339.852688][ T32] r9:83018205 r8:8570a400 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1339.852734][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.852786][ T32] r5:00001000 r4:ebbd3000 [ 1339.852828][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1339.852872][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.852948][ T32] r5:856a6f8c r4:856a6c00 [ 1339.852972][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.853041][ T32] r7:ddde2d40 r6:83018200 r5:856a6f8c r4:8537bf00 [ 1339.853067][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.853117][ T32] r10:61c88647 r9:8570a400 r8:8537bf2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.853162][ T32] r4:8537bf00 [ 1339.853207][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.853277][ T32] r10:00000000 r9:8537bf00 r8:8027ed34 r7:ebe31e60 r6:8537bf80 r5:8570a400 ** 5 printk messages dropped ** [ 1339.853510][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1339.870337][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.870563][ T32] r5:80070013 r4:80239bd0 ** 6 printk messages dropped ** [ 1339.870908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 11 printk messages dropped ** [ 1339.871427][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 1 printk messages dropped ** [ 1339.871496][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.871561][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1339.871596][ T32] r4:00000001 [ 1339.871619][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.871656][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1339.871704][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.871738][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.871792][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.871848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.871891][ T32] r4:851e4ec0 [ 1339.871916][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.871966][ T32] INFO: task kworker/1:414:5870 blocked for more than 466 seconds. [ 1339.872005][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.872053][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.872078][ T32] task:kworker/1:414 state:D stack:0 pid:5870 tgid:5870 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.872127][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.872170][ T32] Call trace: [ 1339.872200][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1339.872252][ T32] r10:829187f4 r9:ebf3dd84 r8:00000002 r7:60000113 r6:ebf3dd8c r5:85702400 [ 1339.872298][ T32] r4:85702400 [ 1339.872322][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1339.872378][ T32] r5:85702400 r4:829187f0 [ 1339.872401][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.872444][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.872493][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf3de08 [ 1339.872523][ T32] r4:00000000 [ 1339.872581][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1339.872927][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1339.873389][ T32] r4:855f2000 [ 1339.873425][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.873473][ T32] r10:00000000 r9:855f2000 r8:8027ed34 r7:ebf39e60 r6:855f2080 r5:85702400 [ 1339.873523][ T32] r4:00000001 [ 1339.873579][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.873621][ T32] Exception stack(0xebf3dfb0 to 0xebf3dff8) [ 1339.873684][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.873718][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.873785][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.873820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.873963][ T32] r4:85522c80 [ 1339.887552][ T32] INFO: task kworker/1:414:5870 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1339.887627][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.887725][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.887805][ T32] Call trace: [ 1339.887889][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1339.887953][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1339.887999][ T32] r4:00000000 [ 1339.888036][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 5 printk messages dropped ** [ 1339.888332][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1339.888668][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.889010][ T32] r5:85a50b8c r4:85a50800 ** 4 printk messages dropped ** [ 1339.889235][ T32] r4:84879d00 ** 5 printk messages dropped ** [ 1339.889499][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.889775][ T32] task:kworker/1:415 state:D stack:0 pid:5871 tgid:5871 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.890126][ T32] r5:85700000 r4:829187f0 [ 1339.890147][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.890188][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1339.890346][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1339.890807][ T32] r5:856a778c r4:856a7400 ** 5 printk messages dropped ** [ 1339.891012][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1339.891257][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1339.891959][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.892131][ T32] 9d60: 80070013 ffffffff ** 7 printk messages dropped ** [ 1339.892397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 8 printk messages dropped ** [ 1339.892740][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1339.893233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 8 printk messages dropped ** [ 1339.893613][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1339.893747][ T32] r5:85710c00 r4:829187f0 ** 1 printk messages dropped ** [ 1339.893811][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1339.908447][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.908496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a5d680 [ 1339.908532][ T32] r4:00000000 [ 1339.908627][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1339.908725][ T32] r9:83018005 r8:85710c00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1339.908757][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.908808][ T32] r5:00001000 r4:ebbef000 [ 1339.908830][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1339.908904][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.908953][ T32] r5:856e3b8c r4:856e3800 [ 1339.908975][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.909062][ T32] r7:dddced40 r6:83018000 r5:856e3b8c r4:85517200 [ 1339.909091][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.909166][ T32] r10:61c88647 r9:85710c00 r8:8551722c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.909195][ T32] r4:85517200 [ 1339.909217][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.909266][ T32] r10:00000000 r9:85517200 r8:8027ed34 r7:ebf19e60 r6:855f2200 r5:85710c00 [ 1339.909289][ T32] r4:00000001 [ 1339.909309][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.909367][ T32] Exception stack(0xebf51fb0 to 0xebf51ff8) [ 1339.909403][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.909434][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.909463][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.909494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.909524][ T32] r4:84a5d700 [ 1339.910161][ T32] INFO: task kworker/0:953:5874 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1339.910198][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.910262][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.910308][ T32] Call trace: [ 1339.910340][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1339.910392][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1339.910415][ T32] r4:00000000 [ 1339.910435][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.910534][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1339.910582][ T32] 9d20: b1c01000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1339.910618][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1339.910644][ T32] 9d60: 80070013 ffffffff [ 1339.910669][ T32] r5:80070013 r4:80239bd0 [ 1339.910719][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.910766][ T32] r4:82ac11e4 [ 1339.910789][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.910836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1339.910859][ T32] r4:eaec9dc0 [ 1339.910878][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.910945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1339.910973][ T32] r4:00000000 [ 1339.910994][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1339.911063][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1339.911110][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.911179][ T32] r5:00001000 r4:ecc4f000 [ 1339.911211][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1339.911256][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.911645][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.911886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 8 printk messages dropped ** [ 1339.912239][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1339.912423][ T32] r5:85710000 r4:829187f0 [ 1339.912465][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.912524][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1339.912813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a5dc40 ** 9 printk messages dropped ** [ 1339.913232][ T32] r7:dddced40 r6:83018000 r5:85774f8c r4:85517280 ** 5 printk messages dropped ** [ 1339.913458][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.913605][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1339.934910][ T32] Call trace: ** 7 printk messages dropped ** [ 1339.935263][ T32] 9d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1339.935479][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1339.935651][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 1 printk messages dropped ** [ 1339.935717][ T32] r5:00001000 r4:ecc4f000 [ 1339.935738][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1339.935782][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.935849][ T32] r5:85a50b8c r4:85a50800 [ 1339.935895][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.935948][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1339.935970][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.936020][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.936065][ T32] r4:84879d00 [ 1339.936090][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.936147][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1339.936170][ T32] r4:00000001 [ 1339.936220][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.936281][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1339.936311][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.936343][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.936371][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.936402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.936425][ T32] r4:851e4ec0 [ 1339.936469][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.936564][ T32] INFO: task kworker/0:955:5877 blocked for more than 466 seconds. [ 1339.936616][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.936643][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.936666][ T32] task:kworker/0:955 state:D stack:0 pid:5877 tgid:5877 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.936743][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.936793][ T32] Call trace: [ 1339.936871][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1339.936924][ T32] r10:829187f4 r9:ebf5dd84 r8:00000002 r7:60000013 r6:ebf5dd8c r5:85712400 [ 1339.936951][ T32] r4:85712400 [ 1339.936993][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1339.937050][ T32] r5:85712400 r4:829187f0 [ 1339.937074][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.937135][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.937188][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf5de08 [ 1339.937212][ T32] r4:00000000 [ 1339.937233][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1339.937292][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.937336][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.937408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a5d800 [ 1339.937435][ T32] r4:00000000 [ 1339.937455][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1339.937510][ T32] r9:83018005 r8:85712400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1339.937544][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.937597][ T32] r5:00001000 r4:ebc0b000 [ 1339.937643][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1339.937687][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.937776][ T32] r5:8577438c r4:85774000 [ 1339.937801][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.937864][ T32] r7:dddced40 r6:83018000 r5:8577438c r4:85517300 [ 1339.937890][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.937939][ T32] r10:61c88647 r9:85712400 r8:8551732c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.937962][ T32] r4:85517300 [ 1339.937982][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.938029][ T32] r10:00000000 r9:85517300 r8:8027ed34 r7:ebf59e60 r6:855f2300 r5:85712400 ** 7 printk messages dropped ** [ 1339.938322][ T32] r4:84a5d940 ** 2 printk messages dropped ** [ 1339.939154][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.939425][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 5 printk messages dropped ** [ 1339.939725][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1339.939887][ T32] r4:eaec9dc0 ** 10 printk messages dropped ** [ 1339.940344][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1339.940600][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.940660][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1339.940684][ T32] r4:00000001 [ 1339.940745][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.940786][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1339.940823][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.940866][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.940897][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.940935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.940960][ T32] r4:851e4ec0 [ 1339.940981][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.941007][ T32] INFO: task kworker/0:956:5879 blocked for more than 466 seconds. ** 2 printk messages dropped ** [ 1339.941084][ T32] task:kworker/0:956 state:D stack:0 pid:5879 tgid:5879 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.941493][ T32] r5:85711800 r4:829187f0 ** 1 printk messages dropped ** [ 1339.941577][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1339.942102][ T32] r5:00001000 r4:ebc21000 ** 10 printk messages dropped ** [ 1339.942539][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1339.943233][ T32] INFO: task kworker/0:956:5879 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 15 printk messages dropped ** [ 1339.943982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 12 printk messages dropped ** [ 1339.966377][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 11 printk messages dropped ** [ 1339.966833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1339.967392][ T32] r5:85713000 r4:829187f0 [ 1339.967444][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.967508][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.967600][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf6de08 [ 1339.967627][ T32] r4:00000000 [ 1339.967686][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1339.967729][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.967772][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.967816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a5da00 [ 1339.967870][ T32] r4:00000000 [ 1339.967922][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1339.968001][ T32] r9:83018005 r8:85713000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1339.968028][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.968073][ T32] r5:00001000 r4:ebc43000 [ 1339.968093][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1339.968134][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.968178][ T32] r5:85774b8c r4:85774800 [ 1339.968198][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.968245][ T32] r7:dddced40 r6:83018000 r5:85774b8c r4:85517400 [ 1339.968265][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.968342][ T32] r10:61c88647 r9:85713000 r8:8551742c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.968384][ T32] r4:85517400 [ 1339.968461][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.968532][ T32] r10:00000000 r9:85517400 r8:8027ed34 r7:ebf59e60 r6:855f2400 r5:85713000 [ 1339.968592][ T32] r4:00000001 [ 1339.968662][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.968703][ T32] Exception stack(0xebf6dfb0 to 0xebf6dff8) [ 1339.968754][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.968813][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.968879][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.968920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.968943][ T32] r4:84a5dcc0 [ 1339.969612][ T32] INFO: task kworker/0:957:5881 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1339.969648][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.969706][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.969780][ T32] Call trace: [ 1339.969869][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1339.969925][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1339.969949][ T32] r4:00000000 [ 1339.969995][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.970042][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1339.970129][ T32] 9d20: b2b54000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1339.970170][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1339.970196][ T32] 9d60: 80070013 ffffffff [ 1339.970221][ T32] r5:80070013 r4:80239bd0 [ 1339.970246][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.970326][ T32] r4:82ac11e4 [ 1339.970351][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.970397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1339.970421][ T32] r4:eaec9dc0 [ 1339.970440][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.970485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 3 printk messages dropped ** [ 1339.970622][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1339.971075][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.971221][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.971603][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.971960][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1339.972092][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf75e08 ** 8 printk messages dropped ** [ 1339.972535][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1339.972964][ T32] r10:61c88647 r9:85715400 r8:855174ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1339.973337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 4 printk messages dropped ** [ 1339.973831][ T32] Call trace: [ 1339.973861][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1339.998311][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1339.998432][ T32] r4:00000000 [ 1339.998491][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.998560][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1339.998596][ T32] 9d20: b312c000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1339.998629][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1339.998654][ T32] 9d60: 80070013 ffffffff [ 1339.998706][ T32] r5:80070013 r4:80239bd0 [ 1339.998743][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.998792][ T32] r4:82ac11e4 [ 1339.998815][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.998874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1339.998902][ T32] r4:eaec9dc0 [ 1339.998924][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1339.998972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1339.999018][ T32] r4:00000000 [ 1339.999066][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1339.999141][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1339.999168][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.999232][ T32] r5:00001000 r4:ecc4f000 [ 1339.999256][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1339.999298][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.999342][ T32] r5:85a50b8c r4:85a50800 [ 1339.999363][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.999422][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1339.999447][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.999522][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.999551][ T32] r4:84879d00 [ 1339.999571][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.999630][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1339.999677][ T32] r4:00000001 [ 1339.999712][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.999752][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1339.999780][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.999812][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.999840][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.999894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.999928][ T32] r4:851e4ec0 [ 1339.999952][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.999991][ T32] INFO: task kworker/0:959:5885 blocked for more than 466 seconds. [ 1340.000025][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.000051][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1340.000217][ T32] Call trace: ** 5 printk messages dropped ** [ 1340.000510][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.000586][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.000639][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec785e08 ** 1 printk messages dropped ** [ 1340.000682][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1340.001185][ T32] r5:00001000 r4:ebc73000 ** 5 printk messages dropped ** [ 1340.001380][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.001777][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.002817][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 10 printk messages dropped ** [ 1340.003259][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.003309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1340.003333][ T32] r4:eaec9dc0 [ 1340.003373][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.003421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1340.003444][ T32] r4:00000000 [ 1340.003464][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.003517][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1340.003540][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.003607][ T32] r5:00001000 r4:ecc4f000 [ 1340.003637][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.003679][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.003744][ T32] r5:85a50b8c r4:85a50800 [ 1340.003768][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.003838][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 4 printk messages dropped ** [ 1340.024570][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 9 printk messages dropped ** [ 1340.024965][ T32] INFO: task kworker/0:960:5887 blocked for more than 466 seconds. ** 4 printk messages dropped ** [ 1340.025182][ T32] Call trace: ** 5 printk messages dropped ** [ 1340.025433][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.025473][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.025532][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec791e08 ** 1 printk messages dropped ** [ 1340.025582][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1340.026087][ T32] r5:85775f8c r4:85775c00 ** 9 printk messages dropped ** [ 1340.026541][ T32] Exception stack(0xec791fb0 to 0xec791ff8) ** 11 printk messages dropped ** [ 1340.027674][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1340.027991][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1340.028154][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1340.028618][ T32] r5:85a50b8c r4:85a50800 ** 6 printk messages dropped ** [ 1340.028934][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 9 printk messages dropped ** [ 1340.029279][ T32] INFO: task kworker/0:961:5889 blocked for more than 466 seconds. [ 1340.029345][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.029395][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.029419][ T32] task:kworker/0:961 state:D stack:0 pid:5889 tgid:5889 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.029481][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.029530][ T32] Call trace: [ 1340.029561][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1340.029622][ T32] r10:829187f4 r9:ec799d84 r8:00000002 r7:60000113 r6:ec799d8c r5:85713c00 [ 1340.029653][ T32] r4:85713c00 [ 1340.029673][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1340.029716][ T32] r5:85713c00 r4:829187f0 [ 1340.029788][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.029832][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.029889][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec799e08 [ 1340.029938][ T32] r4:00000000 [ 1340.029963][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1340.030004][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.030041][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1340.030410][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1340.031492][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1340.032079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 13 printk messages dropped ** [ 1340.032678][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 15 printk messages dropped ** [ 1340.033238][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1340.033744][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1340.056176][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1340.056365][ T32] r9:83018005 r8:85716c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1340.056412][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.056464][ T32] r5:00001000 r4:ec7ab000 [ 1340.056486][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.056640][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.056733][ T32] r5:8577638c r4:85776000 [ 1340.056769][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.056856][ T32] r7:dddced40 r6:83018000 r5:8577638c r4:85517680 [ 1340.056884][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.056971][ T32] r10:61c88647 r9:85716c00 r8:855176ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.056998][ T32] r4:85517680 [ 1340.057019][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.057068][ T32] r10:00000000 r9:85517680 r8:8027ed34 r7:ec791e60 r6:855f2680 r5:85716c00 [ 1340.057091][ T32] r4:00000001 [ 1340.057111][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.057148][ T32] Exception stack(0xec7a1fb0 to 0xec7a1ff8) [ 1340.057179][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.057210][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.057239][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.057295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.057333][ T32] r4:84a5df80 [ 1340.058028][ T32] INFO: task kworker/0:962:5891 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1340.058067][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.058134][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.058216][ T32] Call trace: [ 1340.058254][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1340.058338][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1340.058398][ T32] r4:00000000 [ 1340.058422][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.058464][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1340.058511][ T32] 9d20: b3fb8000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1340.058548][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1340.058574][ T32] 9d60: 80070013 ffffffff [ 1340.058600][ T32] r5:80070013 r4:80239bd0 [ 1340.058621][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.058665][ T32] r4:82ac11e4 [ 1340.058709][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.058770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1340.058817][ T32] r4:eaec9dc0 [ 1340.058871][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.058921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1340.058944][ T32] r4:00000000 [ 1340.058997][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.059049][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1340.059107][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.059157][ T32] r5:00001000 r4:ecc4f000 [ 1340.059210][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.059255][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.059332][ T32] r5:85a50b8c r4:85a50800 [ 1340.059367][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.059451][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1340.059476][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1340.059797][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 6 printk messages dropped ** [ 1340.060010][ T32] INFO: task kworker/0:963:5893 blocked for more than 466 seconds. ** 6 printk messages dropped ** [ 1340.060364][ T32] r10:829187f4 r9:ec7b5d84 r8:00000002 r7:60000013 r6:ec7b5d8c r5:85718c00 ** 4 printk messages dropped ** [ 1340.060626][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.060676][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7b5e08 ** 1 printk messages dropped ** [ 1340.060746][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 4 printk messages dropped ** [ 1340.060954][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1340.061103][ T32] r5:00001000 r4:ec7b1000 [ 1340.061126][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.061168][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.061212][ T32] r5:8577678c r4:85776400 [ 1340.061232][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.061296][ T32] r7:dddced40 r6:83018000 r5:8577678c r4:85517700 [ 1340.061338][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.061397][ T32] r10:61c88647 r9:85718c00 r8:8551772c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.061421][ T32] r4:85517700 [ 1340.061463][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.061518][ T32] r10:00000000 r9:85517700 r8:8027ed34 r7:ec7a1e60 r6:855f2700 r5:85718c00 [ 1340.061542][ T32] r4:00000001 [ 1340.061565][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.061613][ T32] Exception stack(0xec7b5fb0 to 0xec7b5ff8) [ 1340.061642][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.061672][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.061710][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.061768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.061795][ T32] r4:85515040 [ 1340.062109][ T32] INFO: task kworker/0:963:5893 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1340.062150][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.062212][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.062334][ T32] Call trace: [ 1340.062368][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1340.062422][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1340.062446][ T32] r4:00000000 [ 1340.062486][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.062537][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1340.062591][ T32] 9d20: b3fb8000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1340.062627][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1340.062663][ T32] 9d60: 80070013 ffffffff [ 1340.062718][ T32] r5:80070013 r4:80239bd0 [ 1340.062741][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.062785][ T32] r4:82ac11e4 [ 1340.062805][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.062850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1340.062873][ T32] r4:eaec9dc0 [ 1340.062896][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.062966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1340.063015][ T32] r4:00000000 [ 1340.063061][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.063135][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 4 printk messages dropped ** [ 1340.063355][ T32] r5:85a50b8c r4:85a50800 ** 6 printk messages dropped ** [ 1340.063655][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 10 printk messages dropped ** [ 1340.081350][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1340.081844][ T32] r4:85718000 ** 3 printk messages dropped ** [ 1340.081971][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.082020][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c1e08 [ 1340.082044][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.082176][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1340.082580][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1340.083235][ T32] Exception stack(0xec7c1fb0 to 0xec7c1ff8) ** 3 printk messages dropped ** [ 1340.083398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.083424][ T32] r4:85515200 [ 1340.097023][ T32] INFO: task kworker/0:964:5895 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1340.097119][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.097261][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.097370][ T32] Call trace: [ 1340.097411][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1340.097528][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1340.097559][ T32] r4:00000000 [ 1340.097595][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.097655][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1340.097723][ T32] 9d20: b4480000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1340.097759][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1340.097786][ T32] 9d60: 80070013 ffffffff [ 1340.097813][ T32] r5:80070013 r4:80239bd0 [ 1340.097834][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.097879][ T32] r4:82ac11e4 [ 1340.098020][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.098129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1340.098157][ T32] r4:eaec9dc0 [ 1340.098179][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.098225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1340.098271][ T32] r4:00000000 [ 1340.098296][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.098421][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1340.098450][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.098497][ T32] r5:00001000 r4:ecc4f000 ** 2 printk messages dropped ** [ 1340.098654][ T32] r5:85a50b8c r4:85a50800 ** 11 printk messages dropped ** [ 1340.099181][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1340.100003][ T32] r5:85719800 r4:829187f0 ** 1 printk messages dropped ** [ 1340.100197][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.100379][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7d1e08 [ 1340.100506][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1340.100635][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1340.100960][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1340.101416][ T32] r10:00000000 r9:85517800 r8:8027ed34 r7:ec7c1e60 r6:855f2800 r5:85719800 ** 9 printk messages dropped ** [ 1340.102752][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1340.103605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 8 printk messages dropped ** [ 1340.114361][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1340.114812][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.115117][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.115649][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1340.116261][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1340.117005][ T32] r5:85776f8c r4:85776c00 ** 5 printk messages dropped ** [ 1340.117538][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1340.119279][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.119344][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.119390][ T32] Call trace: [ 1340.119441][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1340.119525][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1340.119555][ T32] r4:00000000 [ 1340.119577][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.119618][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1340.119650][ T32] 9d20: b456e000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1340.119681][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1340.119706][ T32] 9d60: 80070013 ffffffff [ 1340.119731][ T32] r5:80070013 r4:80239bd0 [ 1340.119751][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.119794][ T32] r4:82ac11e4 [ 1340.119815][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.119860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1340.119884][ T32] r4:eaec9dc0 [ 1340.119928][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.119993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1340.120033][ T32] r4:00000000 [ 1340.120058][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.120109][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1340.120132][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.120177][ T32] r5:00001000 r4:ecc4f000 [ 1340.120235][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.120280][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.120326][ T32] r5:85a50b8c r4:85a50800 [ 1340.120346][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.120395][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1340.120439][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.120493][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.120555][ T32] r4:84879d00 [ 1340.120594][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.120647][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1340.120671][ T32] r4:00000001 [ 1340.120793][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.120835][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1340.120864][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.120896][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.120925][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.120956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.120980][ T32] r4:851e4ec0 [ 1340.121002][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.121027][ T32] INFO: task kworker/0:967:5901 blocked for more than 466 seconds. [ 1340.121057][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.121083][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.121105][ T32] task:kworker/0:967 state:D stack:0 pid:5901 tgid:5901 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.121152][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.121194][ T32] Call trace: [ 1340.121239][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1340.121312][ T32] r10:829187f4 r9:ec7edd84 r8:00000002 r7:60000013 r6:ec7edd8c r5:8571b000 [ 1340.121341][ T32] r4:8571b000 [ 1340.121509][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1340.121558][ T32] r5:8571b000 r4:829187f0 [ 1340.121594][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.121638][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.121688][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7ede08 [ 1340.121711][ T32] r4:00000000 [ 1340.121734][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1340.121807][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.122407][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.122475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855156c0 [ 1340.122508][ T32] r4:00000000 [ 1340.122531][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.122582][ T32] r9:83018005 r8:8571b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1340.122606][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.122741][ T32] r5:00001000 r4:ec7e9000 [ 1340.123084][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.123131][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1340.123233][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1340.156992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1340.158663][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1340.159122][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.159407][ T32] r5:85a50b8c r4:85a50800 [ 1340.159429][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.159512][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1340.159549][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.159605][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.159639][ T32] r4:84879d00 [ 1340.159687][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.159741][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1340.159776][ T32] r4:00000001 [ 1340.159801][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.159849][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1340.159887][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.159921][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.159950][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.160004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.160034][ T32] r4:851e4ec0 [ 1340.160057][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.160087][ T32] INFO: task kworker/0:968:5903 blocked for more than 466 seconds. ** 3 printk messages dropped ** [ 1340.160278][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.160658][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.160732][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7f9e08 [ 1340.160766][ T32] r4:00000000 [ 1340.160800][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1340.161043][ T32] r9:83018005 r8:8571bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 ** 5 printk messages dropped ** [ 1340.161297][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.161367][ T32] r7:dddced40 r6:83018000 r5:85777b8c r4:85517980 [ 1340.161404][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.161458][ T32] r10:61c88647 r9:8571bc00 r8:855179ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.161483][ T32] r4:85517980 [ 1340.161510][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.161559][ T32] r10:00000000 r9:85517980 r8:8027ed34 r7:ec7ede60 r6:855f2980 r5:8571bc00 [ 1340.161585][ T32] r4:00000001 [ 1340.161607][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.161659][ T32] Exception stack(0xec7f9fb0 to 0xec7f9ff8) [ 1340.161713][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.161778][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.161812][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.161847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.161893][ T32] r4:855154c0 [ 1340.162306][ T32] INFO: task kworker/0:968:5903 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1340.162346][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.162476][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.162553][ T32] Call trace: [ 1340.162591][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1340.162646][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1340.162708][ T32] r4:00000000 [ 1340.162735][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.162800][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1340.162867][ T32] 9d20: b4d87000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1340.162906][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 1 printk messages dropped ** [ 1340.162960][ T32] r5:80070013 r4:80239bd0 ** 4 printk messages dropped ** [ 1340.163154][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1340.163372][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 5 printk messages dropped ** [ 1340.163608][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.163660][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1340.163703][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.163758][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.163785][ T32] r4:84879d00 [ 1340.163827][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.163901][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1340.178817][ T32] r4:00000001 [ 1340.178888][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.178952][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1340.179024][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.179071][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.179103][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1340.179275][ T32] INFO: task kworker/0:969:5905 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1340.179820][ T32] r5:8571c800 r4:829187f0 ** 1 printk messages dropped ** [ 1340.179974][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.180029][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec809e08 [ 1340.180073][ T32] r4:00000000 [ 1340.180097][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1340.180296][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.180563][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.180984][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.181164][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1340.182196][ T32] Call trace: ** 6 printk messages dropped ** [ 1340.182545][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1340.182927][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1340.183361][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 21 printk messages dropped ** [ 1340.196624][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1340.196780][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe81e08 ** 5 printk messages dropped ** [ 1340.197056][ T32] r4:00000000 [ 1340.197080][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.197132][ T32] r9:83018005 r8:8571d400 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [ 1340.197155][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.197222][ T32] r5:00001000 r4:dfaad000 [ 1340.197247][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.197309][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.197358][ T32] r5:85777f8c r4:85777c00 [ 1340.197400][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.197474][ T32] r7:dddced40 r6:83018000 r5:85777f8c r4:85517a80 [ 1340.197506][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.197577][ T32] r10:61c88647 r9:8571d400 r8:85517aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.197606][ T32] r4:85517a80 [ 1340.197627][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.197678][ T32] r10:00000000 r9:85517a80 r8:8027ed34 r7:ec809e60 r6:855f2a80 r5:8571d400 [ 1340.197703][ T32] r4:00000001 [ 1340.197724][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.197773][ T32] Exception stack(0xebe81fb0 to 0xebe81ff8) [ 1340.197806][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.197838][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.197867][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.197928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.197955][ T32] r4:855159c0 [ 1340.198774][ T32] INFO: task kworker/0:970:5907 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1340.198826][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.198919][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.198965][ T32] Call trace: [ 1340.198997][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1340.199081][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1340.199131][ T32] r4:00000000 [ 1340.199156][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.199206][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1340.199250][ T32] 9d20: b562f000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1340.199324][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1340.199354][ T32] 9d60: 80070013 ffffffff [ 1340.199381][ T32] r5:80070013 r4:80239bd0 [ 1340.199402][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.199444][ T32] r4:82ac11e4 [ 1340.199507][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.199580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1340.199622][ T32] r4:eaec9dc0 [ 1340.199647][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.199714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 4 printk messages dropped ** [ 1340.199939][ T32] r5:00001000 r4:ecc4f000 ** 6 printk messages dropped ** [ 1340.200313][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1340.200703][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.200982][ T32] task:kworker/0:971 state:D stack:0 pid:5909 tgid:5909 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1340.201464][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.201596][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec815e08 ** 2 printk messages dropped ** [ 1340.201787][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1340.202141][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1340.202516][ T32] r10:00000000 r9:85517b00 r8:8027ed34 r7:ec809e60 r6:855f2b00 r5:8571e000 ** 8 printk messages dropped ** [ 1340.203174][ T32] INFO: task kworker/0:971:5909 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 12 printk messages dropped ** [ 1340.203838][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1340.228034][ T32] r5:00001000 r4:ecc4f000 ** 4 printk messages dropped ** [ 1340.228240][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 8 printk messages dropped ** [ 1340.228663][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.229322][ T32] task:kworker/0:972 state:D stack:0 pid:5911 tgid:5911 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1340.230035][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.230127][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec81de08 [ 1340.230155][ T32] r4:00000000 [ 1340.230225][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1340.230271][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.230358][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.230459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85515bc0 [ 1340.230488][ T32] r4:00000000 [ 1340.230518][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.230567][ T32] r9:83018005 r8:8571ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1340.230591][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.230636][ T32] r5:00001000 r4:eb087000 [ 1340.230658][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.230698][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.230743][ T32] r5:8577878c r4:85778400 [ 1340.230777][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.230828][ T32] r7:dddced40 r6:83018000 r5:8577878c r4:85517b80 [ 1340.230850][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.230899][ T32] r10:61c88647 r9:8571ec00 r8:85517bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.231011][ T32] r4:85517b80 [ 1340.231035][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.231098][ T32] r10:00000000 r9:85517b80 r8:8027ed34 r7:ec809e60 r6:855f2b80 r5:8571ec00 [ 1340.231128][ T32] r4:00000001 [ 1340.231244][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.231309][ T32] Exception stack(0xec81dfb0 to 0xec81dff8) [ 1340.231411][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.231523][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.231597][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.231633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.231659][ T32] r4:85515a00 [ 1340.232410][ T32] INFO: task kworker/0:972:5911 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1340.232499][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.232640][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.232741][ T32] Call trace: [ 1340.232811][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1340.232907][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1340.232942][ T32] r4:00000000 [ 1340.232964][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.233060][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1340.233112][ T32] 9d20: b5c3e000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1340.233159][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1340.233296][ T32] 9d60: 80070013 ffffffff [ 1340.233325][ T32] r5:80070013 r4:80239bd0 [ 1340.233385][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.233432][ T32] r4:82ac11e4 [ 1340.233454][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.233532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1340.233628][ T32] r4:eaec9dc0 [ 1340.233653][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.233701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1340.233729][ T32] r4:00000000 [ 1340.233765][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.233845][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1340.233916][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.245740][ T32] r5:00001000 r4:ecc4f000 [ 1340.245782][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.245846][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.245953][ T32] r5:85a50b8c r4:85a50800 ** 1 printk messages dropped ** [ 1340.246033][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 9 printk messages dropped ** [ 1340.246529][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1340.246733][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.246797][ T32] INFO: task kworker/0:973:5913 blocked for more than 466 seconds. [ 1340.246886][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.246932][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.246959][ T32] task:kworker/0:973 state:D stack:0 pid:5913 tgid:5913 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.247018][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.247065][ T32] Call trace: [ 1340.247100][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1340.247331][ T32] r10:829187f4 r9:ec825d84 r8:00000002 r7:60000113 r6:ec825d8c r5:857b0c00 [ 1340.247360][ T32] r4:857b0c00 [ 1340.247382][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1340.247427][ T32] r5:857b0c00 r4:829187f0 [ 1340.247449][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.247490][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.247871][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec825e08 [ 1340.247900][ T32] r4:00000000 [ 1340.247922][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1340.247963][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.248103][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.248156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85515c40 ** 5 printk messages dropped ** [ 1340.248612][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1340.249074][ T32] r4:85517c00 ** 11 printk messages dropped ** [ 1340.250608][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 27 printk messages dropped ** [ 1340.251873][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 9 printk messages dropped ** [ 1340.252365][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.252814][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.253208][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1340.253338][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1340.253776][ T32] r5:00001000 r4:eb865000 ** 7 printk messages dropped ** [ 1340.278861][ T32] r4:85517c80 [ 1340.278935][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.278990][ T32] r10:00000000 r9:85517c80 r8:8027ed34 r7:ec809e60 r6:855f2c80 r5:857b0000 [ 1340.279015][ T32] r4:00000001 [ 1340.279037][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.279082][ T32] Exception stack(0xec82dfb0 to 0xec82dff8) [ 1340.279114][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.279146][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.279200][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.279249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.279282][ T32] r4:85515d40 [ 1340.280046][ T32] INFO: task kworker/0:974:5915 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1340.280113][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.280346][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.280469][ T32] Call trace: [ 1340.280650][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1340.280722][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1340.280749][ T32] r4:00000000 [ 1340.280771][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.280811][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1340.280844][ T32] 9d20: b607f000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1340.280876][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1340.280902][ T32] 9d60: 80070013 ffffffff [ 1340.280952][ T32] r5:80070013 r4:80239bd0 [ 1340.281003][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.281134][ T32] r4:82ac11e4 [ 1340.281185][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.281236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1340.281261][ T32] r4:eaec9dc0 [ 1340.281282][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.281328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1340.281368][ T32] r4:00000000 [ 1340.281392][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.281444][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1340.281466][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.281564][ T32] r5:00001000 r4:ecc4f000 [ 1340.281614][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1340.282055][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1340.282371][ T32] r4:851e4ec0 ** 5 printk messages dropped ** [ 1340.282942][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.283515][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.283567][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec835e08 [ 1340.283590][ T32] r4:00000000 [ 1340.283611][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1340.283809][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.301667][ T32] r5:8577938c r4:85779000 ** 6 printk messages dropped ** [ 1340.301971][ T32] r10:00000000 r9:85517d00 r8:8027ed34 r7:ec82de60 r6:855f2d00 r5:857b1800 ** 10 printk messages dropped ** [ 1340.303169][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1340.303938][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 12 printk messages dropped ** [ 1340.316625][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1340.317374][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.318074][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.318379][ T32] r5:857b2400 r4:829187f0 [ 1340.318407][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.318452][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.318506][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec845e08 [ 1340.318531][ T32] r4:00000000 [ 1340.318554][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1340.318608][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.318678][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.318789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ae840 [ 1340.318819][ T32] r4:00000000 [ 1340.318839][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.318926][ T32] r9:83018005 r8:857b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1340.318976][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.319040][ T32] r5:00001000 r4:eb74b000 [ 1340.319066][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.319211][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.319307][ T32] r5:8577978c r4:85779400 [ 1340.319332][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.319381][ T32] r7:dddced40 r6:83018000 r5:8577978c r4:85517d80 [ 1340.319403][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.319451][ T32] r10:61c88647 r9:857b2400 r8:85517dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.319475][ T32] r4:85517d80 [ 1340.319645][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.319698][ T32] r10:00000000 r9:85517d80 r8:8027ed34 r7:ec82de60 r6:855f2d80 r5:857b2400 [ 1340.319723][ T32] r4:00000001 [ 1340.319743][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.319780][ T32] Exception stack(0xec845fb0 to 0xec845ff8) [ 1340.319808][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.319840][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.319870][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.319902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.319926][ T32] r4:8552cb80 [ 1340.320686][ T32] INFO: task kworker/0:976:5919 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1340.320726][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.320786][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.320831][ T32] Call trace: [ 1340.320884][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1340.321231][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1340.321260][ T32] r4:00000000 [ 1340.321280][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.321321][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1340.321353][ T32] 9d20: b67c1000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1340.321385][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1340.321444][ T32] 9d60: 80070013 ffffffff [ 1340.321501][ T32] r5:80070013 r4:80239bd0 [ 1340.321525][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.321603][ T32] r4:82ac11e4 [ 1340.321627][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.322003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1340.322031][ T32] r4:eaec9dc0 [ 1340.322118][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.322173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1340.322264][ T32] r4:00000000 [ 1340.322320][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.322496][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1340.322524][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.322570][ T32] r5:00001000 r4:ecc4f000 [ 1340.322619][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.322664][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1340.322880][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1340.323816][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1340.344987][ T32] Call trace: ** 6 printk messages dropped ** [ 1340.345423][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.345790][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec849e08 ** 5 printk messages dropped ** [ 1340.346403][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.346910][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.347509][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.347721][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1340.348841][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.348906][ T32] Call trace: [ 1340.348993][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1340.349083][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1340.349114][ T32] r4:00000000 [ 1340.349178][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.349224][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1340.349257][ T32] 9d20: b6a24000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1340.349289][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1340.349314][ T32] 9d60: 80070013 ffffffff [ 1340.349339][ T32] r5:80070013 r4:80239bd0 [ 1340.349359][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.349401][ T32] r4:82ac11e4 [ 1340.349423][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.349509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1340.349614][ T32] r4:eaec9dc0 [ 1340.349638][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.349701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1340.349765][ T32] r4:00000000 [ 1340.349824][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.349877][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1340.349901][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.349945][ T32] r5:00001000 r4:ecc4f000 [ 1340.349966][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.350006][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1340.350146][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 7 printk messages dropped ** [ 1340.350579][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 7 printk messages dropped ** [ 1340.350951][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1340.351274][ T32] r10:829187f4 r9:ec851d84 r8:00000002 r7:60000113 r6:ec851d8c r5:857b5400 ** 4 printk messages dropped ** [ 1340.351481][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.351537][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec851e08 ** 2 printk messages dropped ** [ 1340.351764][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1340.352300][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1340.352800][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.352959][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1340.353862][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.376819][ T32] 9d60: 80070013 ffffffff ** 7 printk messages dropped ** [ 1340.377411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 9 printk messages dropped ** [ 1340.377966][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 8 printk messages dropped ** [ 1340.378406][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.379048][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.379536][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1340.379652][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.379990][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.380296][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.380340][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.380409][ T32] r5:8577a38c r4:8577a000 [ 1340.380435][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.380484][ T32] r7:dddced40 r6:83018000 r5:8577a38c r4:85517f00 [ 1340.380679][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.380740][ T32] r10:61c88647 r9:857b4800 r8:85517f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.380764][ T32] r4:85517f00 [ 1340.380808][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.380881][ T32] r10:00000000 r9:85517f00 r8:8027ed34 r7:ec851e60 r6:855f2f00 r5:857b4800 [ 1340.380925][ T32] r4:00000001 [ 1340.380957][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.381019][ T32] Exception stack(0xec86dfb0 to 0xec86dff8) [ 1340.381064][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.381098][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.381139][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.381185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.381212][ T32] r4:855e2400 [ 1340.382039][ T32] INFO: task kworker/0:979:5925 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1340.382079][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.382142][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.382187][ T32] Call trace: [ 1340.382225][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1340.382326][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1340.382429][ T32] r4:00000000 [ 1340.382453][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.382499][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1340.382534][ T32] 9d20: b6d7a000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1340.382567][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1340.382593][ T32] 9d60: 80070013 ffffffff [ 1340.382618][ T32] r5:80070013 r4:80239bd0 [ 1340.382638][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.382681][ T32] r4:82ac11e4 [ 1340.382702][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.382750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1340.382774][ T32] r4:eaec9dc0 [ 1340.382794][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.382913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1340.382941][ T32] r4:00000000 [ 1340.382986][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.383063][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1340.383089][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.383169][ T32] r5:00001000 r4:ecc4f000 [ 1340.383193][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.383236][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.383281][ T32] r5:85a50b8c r4:85a50800 [ 1340.383350][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.383404][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1340.383426][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1340.383521][ T32] r4:84879d00 ** 6 printk messages dropped ** [ 1340.383789][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.402290][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.402857][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.402911][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec875e08 [ 1340.402959][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1340.403067][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1340.403517][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.403570][ T32] r5:8577a78c r4:8577a400 [ 1340.403592][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.403643][ T32] r7:dddced40 r6:83018000 r5:8577a78c r4:85534000 [ 1340.403714][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.403798][ T32] r10:61c88647 r9:857b6000 r8:8553402c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.403826][ T32] r4:85534000 [ 1340.403849][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.414450][ T32] r10:00000000 r9:85534000 r8:8027ed34 r7:ec851e60 r6:855f2f80 r5:857b6000 [ 1340.414539][ T32] r4:00000001 [ 1340.414565][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.414638][ T32] Exception stack(0xec875fb0 to 0xec875ff8) [ 1340.414674][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.414706][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.414747][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.414813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.414844][ T32] r4:855e21c0 [ 1340.415604][ T32] INFO: task kworker/0:980:5927 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 1 printk messages dropped ** [ 1340.415747][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.416326][ T32] 9d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1340.416590][ T32] r4:eaec9dc0 ** 3 printk messages dropped ** [ 1340.416749][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1340.417435][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 5 printk messages dropped ** [ 1340.417632][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.417884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1340.418589][ T32] r10:829187f4 r9:ec885d84 r8:00000002 r7:60000113 r6:ec885d8c r5:857b6c00 ** 5 printk messages dropped ** [ 1340.418838][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec885e08 [ 1340.418887][ T32] r4:00000000 [ 1340.418985][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1340.419158][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1340.419619][ T32] r5:00001000 r4:ebc89000 ** 2 printk messages dropped ** [ 1340.419816][ T32] r5:8577bb8c r4:8577b800 ** 6 printk messages dropped ** [ 1340.420204][ T32] r10:00000000 r9:85534080 r8:8027ed34 r7:ec851e60 r6:8551f000 r5:857b6c00 ** 10 printk messages dropped ** [ 1340.421064][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.421529][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1340.422232][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1340.422256][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.422326][ T32] r5:00001000 r4:ecc4f000 [ 1340.422374][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.422420][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.422468][ T32] r5:85a50b8c r4:85a50800 [ 1340.422524][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.422604][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1340.422636][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.422711][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.422764][ T32] r4:84879d00 [ 1340.422787][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.422839][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1340.422863][ T32] r4:00000001 [ 1340.422883][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.422920][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1340.422947][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.422978][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.423030][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.423119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.423148][ T32] r4:851e4ec0 [ 1340.423170][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.423195][ T32] INFO: task kworker/0:982:5931 blocked for more than 466 seconds. [ 1340.423225][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.423308][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.423335][ T32] task:kworker/0:982 state:D stack:0 pid:5931 tgid:5931 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.423435][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.423498][ T32] Call trace: [ 1340.423591][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1340.423644][ T32] r10:829187f4 r9:ec88dd84 r8:00000002 r7:60000013 r6:ec88dd8c r5:857b3000 [ 1340.423668][ T32] r4:857b3000 [ 1340.423689][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1340.423732][ T32] r5:857b3000 r4:829187f0 [ 1340.423753][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.423966][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.446980][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec88de08 [ 1340.447087][ T32] r4:00000000 [ 1340.447201][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1340.447327][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.447415][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.447553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e25c0 [ 1340.447772][ T32] r4:00000000 [ 1340.447813][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.447868][ T32] r9:83018005 r8:857b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1340.448052][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.448244][ T32] r5:00001000 r4:ebad9000 [ 1340.448270][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.448385][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.448445][ T32] r5:8577af8c r4:8577ac00 [ 1340.448698][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.448936][ T32] r7:dddced40 r6:83018000 r5:8577af8c r4:85534100 [ 1340.449056][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.449115][ T32] r10:61c88647 r9:857b3000 r8:8553412c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.449172][ T32] r4:85534100 [ 1340.449292][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.449346][ T32] r10:00000000 r9:85534100 r8:8027ed34 r7:ec885e60 r6:8551f080 r5:857b3000 [ 1340.449371][ T32] r4:00000001 [ 1340.449412][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.449455][ T32] Exception stack(0xec88dfb0 to 0xec88dff8) [ 1340.449487][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.449524][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.449620][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1340.449762][ T32] r4:855e2500 ** 3 printk messages dropped ** [ 1340.450793][ T32] Call trace: ** 7 printk messages dropped ** [ 1340.451419][ T32] 9d60: 80070013 ffffffff ** 7 printk messages dropped ** [ 1340.451718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 6 printk messages dropped ** [ 1340.452274][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1340.453017][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.453380][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.475128][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec841e08 [ 1340.475272][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.475528][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1340.476081][ T32] r5:8577b38c r4:8577b000 ** 7 printk messages dropped ** [ 1340.476480][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.476871][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.478041][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 8 printk messages dropped ** [ 1340.478470][ T32] r4:82ac11e4 [ 1340.478499][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.478548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1340.478610][ T32] r4:eaec9dc0 [ 1340.478696][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.478758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1340.478783][ T32] r4:00000000 [ 1340.478804][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.478854][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1340.478891][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.478981][ T32] r5:00001000 r4:ecc4f000 [ 1340.479006][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.479050][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.479100][ T32] r5:85a50b8c r4:85a50800 [ 1340.479122][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.479242][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1340.479555][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.480106][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.480369][ T32] r5:84be2400 r4:829187f0 ** 2 printk messages dropped ** [ 1340.480616][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec891e08 [ 1340.480680][ T32] r4:00000000 [ 1340.480707][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1340.480748][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1340.480859][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.481126][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.481510][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.481844][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1340.482600][ T32] Call trace: ** 7 printk messages dropped ** [ 1340.483008][ T32] 9d60: 80070013 ffffffff ** 6 printk messages dropped ** [ 1340.483331][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1340.483778][ T32] r5:85a50b8c r4:85a50800 ** 5 printk messages dropped ** [ 1340.509384][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1340.509839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1340.510632][ T32] r10:829187f4 r9:ebf49d84 r8:00000002 r7:60000113 r6:ebf49d8c r5:84be3000 ** 5 printk messages dropped ** [ 1340.510860][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf49e08 [ 1340.510885][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.510986][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1340.511419][ T32] r5:8577bf8c r4:8577bc00 [ 1340.511441][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.511489][ T32] r7:dddced40 r6:83018000 r5:8577bf8c r4:85534380 [ 1340.511520][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.511571][ T32] r10:61c88647 r9:84be3000 r8:855343ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.511595][ T32] r4:85534380 [ 1340.511638][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.511692][ T32] r10:00000000 r9:85534380 r8:8027ed34 r7:ec885e60 r6:85534400 r5:84be3000 [ 1340.511728][ T32] r4:00000001 [ 1340.511752][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.511790][ T32] Exception stack(0xebf49fb0 to 0xebf49ff8) [ 1340.511818][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.511849][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.511880][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.511960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.511987][ T32] r4:855e2a80 [ 1340.512796][ T32] INFO: task kworker/0:985:5937 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1340.512838][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.513005][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.513079][ T32] Call trace: [ 1340.513238][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1340.513297][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1340.513346][ T32] r4:00000000 [ 1340.513467][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.513545][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1340.513591][ T32] 9d20: b7d37000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1340.513626][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1340.513653][ T32] 9d60: 80070013 ffffffff [ 1340.513690][ T32] r5:80070013 r4:80239bd0 [ 1340.513744][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.513802][ T32] r4:82ac11e4 [ 1340.513824][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.513870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1340.513922][ T32] r4:eaec9dc0 [ 1340.528235][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.528472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1340.528521][ T32] r4:00000000 [ 1340.528595][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.528660][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1340.528687][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.528768][ T32] r5:00001000 r4:ecc4f000 [ 1340.528816][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.528865][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.528975][ T32] r5:85a50b8c r4:85a50800 [ 1340.529096][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.529218][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1340.529246][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.529299][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1340.529579][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.529832][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.530211][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.530471][ T32] r5:84be3c00 r4:829187f0 ** 2 printk messages dropped ** [ 1340.530631][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec899e08 [ 1340.530658][ T32] r4:00000000 [ 1340.530679][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1340.530720][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1340.530938][ T32] r9:83018005 r8:84be3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 9 printk messages dropped ** [ 1340.531730][ T32] r4:85534480 ** 6 printk messages dropped ** [ 1340.532158][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.533544][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.533920][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 6 printk messages dropped ** [ 1340.555034][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1340.555508][ T32] r5:00001000 r4:ecc4f000 ** 5 printk messages dropped ** [ 1340.555927][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1340.556717][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1340.556886][ T32] r4:851e4ec0 [ 1340.556912][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.556946][ T32] INFO: task kworker/0:987:5942 blocked for more than 467 seconds. [ 1340.557071][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.557104][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.557128][ T32] task:kworker/0:987 state:D stack:0 pid:5942 tgid:5942 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.557201][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.557299][ T32] Call trace: [ 1340.557370][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1340.557425][ T32] r10:829187f4 r9:ec8a1d84 r8:00000002 r7:60000013 r6:ec8a1d8c r5:84be4800 [ 1340.557454][ T32] r4:84be4800 [ 1340.557497][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1340.557597][ T32] r5:84be4800 r4:829187f0 [ 1340.557621][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.557757][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.558006][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8a1e08 [ 1340.558033][ T32] r4:00000000 [ 1340.558055][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1340.558109][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.558156][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.558238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e2980 [ 1340.558265][ T32] r4:00000000 [ 1340.558285][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.558385][ T32] r9:83018005 r8:84be4800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1340.558426][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.558500][ T32] r5:00001000 r4:ebd27000 [ 1340.558529][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.558572][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.558630][ T32] r5:8577c38c r4:8577c000 [ 1340.558676][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.558727][ T32] r7:dddced40 r6:83018000 r5:8577c38c r4:85534580 [ 1340.558784][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.558839][ T32] r10:61c88647 r9:84be4800 r8:855345ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.558863][ T32] r4:85534580 [ 1340.558883][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.558930][ T32] r10:00000000 r9:85534580 r8:8027ed34 r7:ec899e60 r6:85534600 r5:84be4800 [ 1340.558953][ T32] r4:00000001 [ 1340.558974][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.559011][ T32] Exception stack(0xec8a1fb0 to 0xec8a1ff8) [ 1340.559038][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.559074][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.559103][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.559135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.559164][ T32] r4:855e2d80 [ 1340.559978][ T32] INFO: task kworker/0:987:5942 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1340.560019][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.560080][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.560324][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 14 printk messages dropped ** [ 1340.561069][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1340.561596][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 12 printk messages dropped ** [ 1340.562028][ T32] task:kworker/0:988 state:D stack:0 pid:5944 tgid:5944 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.562771][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8a5e08 [ 1340.562794][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.562892][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1340.563641][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.587794][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.588241][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1340.589344][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.589492][ T32] Call trace: [ 1340.589655][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1340.589817][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1340.589848][ T32] r4:00000000 [ 1340.589870][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.589912][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1340.589944][ T32] 9d20: b8bae000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1340.589976][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1340.590036][ T32] 9d60: 80070013 ffffffff [ 1340.590215][ T32] r5:80070013 r4:80239bd0 [ 1340.590241][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.590325][ T32] r4:82ac11e4 [ 1340.590351][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.590447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1340.590518][ T32] r4:eaec9dc0 [ 1340.590597][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.590732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1340.590796][ T32] r4:00000000 [ 1340.590821][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.590871][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1340.590954][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.591011][ T32] r5:00001000 r4:ecc4f000 [ 1340.591090][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.591136][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.591207][ T32] r5:85a50b8c r4:85a50800 [ 1340.591232][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.591282][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1340.591303][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.591382][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.591409][ T32] r4:84879d00 [ 1340.591429][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.591479][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1340.591513][ T32] r4:00000001 [ 1340.591533][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.591571][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1340.591646][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.591731][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.591764][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.591953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.592183][ T32] r4:851e4ec0 [ 1340.592380][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.592431][ T32] INFO: task kworker/0:989:5945 blocked for more than 467 seconds. [ 1340.592468][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.592501][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.592524][ T32] task:kworker/0:989 state:D stack:0 pid:5945 tgid:5945 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.592732][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.592805][ T32] Call trace: [ 1340.592839][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1340.592889][ T32] r10:829187f4 r9:ec89dd84 r8:00000002 r7:60000113 r6:ec89dd8c r5:84be6000 ** 2 printk messages dropped ** [ 1340.592977][ T32] r5:84be6000 r4:829187f0 ** 2 printk messages dropped ** [ 1340.593140][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec89de08 [ 1340.593168][ T32] r4:00000000 [ 1340.593190][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1340.593230][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1340.593469][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1340.593895][ T32] r10:61c88647 r9:84be6000 r8:855347ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1340.608132][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 18 printk messages dropped ** [ 1340.610228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 15 printk messages dropped ** [ 1340.611036][ T32] r4:84879d00 [ 1340.611059][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.611169][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1340.611206][ T32] r4:00000001 [ 1340.611230][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.611269][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1340.611298][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.611353][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.611388][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.611420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.611445][ T32] r4:851e4ec0 [ 1340.611468][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.611511][ T32] INFO: task kworker/0:990:5948 blocked for more than 467 seconds. [ 1340.611566][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.611601][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.611647][ T32] task:kworker/0:990 state:D stack:0 pid:5948 tgid:5948 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.611704][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.611753][ T32] Call trace: [ 1340.611837][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1340.611891][ T32] r10:829187f4 r9:ec8a9d84 r8:00000002 r7:60000013 r6:ec8a9d8c r5:84be6c00 [ 1340.611915][ T32] r4:84be6c00 [ 1340.611969][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1340.612017][ T32] r5:84be6c00 r4:829187f0 [ 1340.612105][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.612177][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.612239][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8a9e08 [ 1340.612263][ T32] r4:00000000 [ 1340.612341][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1340.612494][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.612580][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.612642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f0240 ** 7 printk messages dropped ** [ 1340.613024][ T32] r5:8577cf8c r4:8577cc00 ** 11 printk messages dropped ** [ 1340.613554][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1340.632715][ T32] 9d60: 80070013 ffffffff ** 15 printk messages dropped ** [ 1340.633293][ T32] r5:85a50b8c r4:85a50800 ** 9 printk messages dropped ** [ 1340.633802][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 7 printk messages dropped ** [ 1340.638239][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1340.638698][ T32] r10:829187f4 r9:ec8b1d84 r8:00000002 r7:60000113 r6:ec8b1d8c r5:84be0000 ** 5 printk messages dropped ** [ 1340.638912][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8b1e08 [ 1340.638936][ T32] r4:00000000 [ 1340.638956][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1340.639111][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.639420][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.639699][ T32] r10:61c88647 r9:84be0000 r8:855349ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1340.640190][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1340.642268][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.642475][ T32] 9d60: 80070013 ffffffff ** 7 printk messages dropped ** [ 1340.643040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 7 printk messages dropped ** [ 1340.643369][ T32] r5:85a50b8c r4:85a50800 ** 3 printk messages dropped ** [ 1340.643536][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1340.643905][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1340.667040][ T32] r4:851e4ec0 [ 1340.667071][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.667116][ T32] INFO: task kworker/0:992:5952 blocked for more than 467 seconds. [ 1340.667157][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.667214][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.667242][ T32] task:kworker/0:992 state:D stack:0 pid:5952 tgid:5952 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.667305][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.667403][ T32] Call trace: [ 1340.667525][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1340.667634][ T32] r10:829187f4 r9:ec8cdd84 r8:00000002 r7:60000013 r6:ec8cdd8c r5:84be0c00 [ 1340.667663][ T32] r4:84be0c00 [ 1340.667683][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1340.667729][ T32] r5:84be0c00 r4:829187f0 [ 1340.667751][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.667865][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.667950][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8cde08 [ 1340.667980][ T32] r4:00000000 [ 1340.668003][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1340.668047][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.668095][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.668141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f0640 [ 1340.668164][ T32] r4:00000000 [ 1340.668184][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.668236][ T32] r9:83018005 r8:84be0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1340.668322][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.668418][ T32] r5:00001000 r4:ebe27000 [ 1340.668570][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.668651][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.668702][ T32] r5:8577db8c r4:8577d800 [ 1340.668724][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.668876][ T32] r7:dddced40 r6:83018000 r5:8577db8c r4:85534a80 [ 1340.668916][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.668974][ T32] r10:61c88647 r9:84be0c00 r8:85534aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.669048][ T32] r4:85534a80 [ 1340.669078][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.669163][ T32] r10:00000000 r9:85534a80 r8:8027ed34 r7:ec89de60 r6:85534b00 r5:84be0c00 [ 1340.669199][ T32] r4:00000001 [ 1340.669220][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.669260][ T32] Exception stack(0xec8cdfb0 to 0xec8cdff8) [ 1340.669290][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.669322][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.669377][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.669418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.669468][ T32] r4:857f0500 [ 1340.670255][ T32] INFO: task kworker/0:992:5952 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1340.670329][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.670433][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.670625][ T32] Call trace: [ 1340.670706][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1340.670763][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1340.670789][ T32] r4:00000000 [ 1340.670810][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.670850][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1340.670882][ T32] 9d20: b953f000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1340.670915][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1340.670941][ T32] 9d60: 80070013 ffffffff [ 1340.670966][ T32] r5:80070013 r4:80239bd0 [ 1340.671024][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.671126][ T32] r4:82ac11e4 [ 1340.671151][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.671265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1340.671294][ T32] r4:eaec9dc0 [ 1340.671315][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.671361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 6 printk messages dropped ** [ 1340.671616][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1340.672246][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.673005][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.673753][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8d1e08 [ 1340.673855][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.693749][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1340.694833][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1340.695752][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1340.697382][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1340.697415][ T32] 9d20: b9844000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1340.697472][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1340.697508][ T32] 9d60: 80070013 ffffffff [ 1340.697534][ T32] r5:80070013 r4:80239bd0 [ 1340.697557][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.697601][ T32] r4:82ac11e4 [ 1340.697622][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.697674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1340.697726][ T32] r4:eaec9dc0 [ 1340.697766][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.697816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1340.697841][ T32] r4:00000000 [ 1340.697862][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.697915][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1340.697939][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.697992][ T32] r5:00001000 r4:ecc4f000 [ 1340.698014][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.698054][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.698145][ T32] r5:85a50b8c r4:85a50800 [ 1340.698177][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.698251][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1340.698282][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.698377][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.698419][ T32] r4:84879d00 [ 1340.698443][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.698500][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1340.698527][ T32] r4:00000001 [ 1340.698597][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.698639][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1340.698668][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.698752][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.698791][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.698826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.698874][ T32] r4:851e4ec0 [ 1340.698900][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.698995][ T32] INFO: task kworker/0:994:5956 blocked for more than 467 seconds. [ 1340.699036][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.699069][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.699118][ T32] task:kworker/0:994 state:D stack:0 pid:5956 tgid:5956 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.699173][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.699239][ T32] Call trace: [ 1340.699275][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1340.699325][ T32] r10:829187f4 r9:ec8d5d84 r8:00000002 r7:60000113 r6:ec8d5d8c r5:85740c00 [ 1340.699348][ T32] r4:85740c00 ** 4 printk messages dropped ** [ 1340.699581][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8d5e08 [ 1340.699628][ T32] r4:00000000 [ 1340.699653][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1340.699737][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1340.700203][ T32] r5:8577e38c r4:8577e000 ** 3 printk messages dropped ** [ 1340.700360][ T32] r10:61c88647 r9:85740c00 r8:85534cac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1340.700973][ T32] r4:857f0840 ** 5 printk messages dropped ** [ 1340.701721][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 10 printk messages dropped ** [ 1340.702263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1340.702287][ T32] r4:eaec9dc0 [ 1340.702333][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.702383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1340.702408][ T32] r4:00000000 [ 1340.702429][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.702477][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1340.702505][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.702550][ T32] r5:00001000 r4:ecc4f000 [ 1340.702570][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.702611][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.702655][ T32] r5:85a50b8c r4:85a50800 [ 1340.702675][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.702724][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1340.702745][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.702795][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.702819][ T32] r4:84879d00 [ 1340.702839][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.702886][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1340.702909][ T32] r4:00000001 [ 1340.702929][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.702990][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1340.703022][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.703053][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.703095][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.703132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.703197][ T32] r4:851e4ec0 [ 1340.703223][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.703285][ T32] INFO: task kworker/0:995:5958 blocked for more than 467 seconds. [ 1340.703320][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.703346][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1340.703858][ T32] r10:829187f4 r9:ec8d9d84 r8:00000002 r7:60000113 r6:ec8d9d8c r5:85741800 ** 5 printk messages dropped ** [ 1340.738463][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8d9e08 [ 1340.738520][ T32] r4:00000000 [ 1340.738547][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1340.738669][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1340.738935][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1340.739306][ T32] r4:85534d80 ** 6 printk messages dropped ** [ 1340.739691][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.741006][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 9 printk messages dropped ** [ 1340.741417][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) ** 14 printk messages dropped ** [ 1340.742219][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1340.742913][ T32] INFO: task kworker/0:996:5960 blocked for more than 467 seconds. ** 11 printk messages dropped ** [ 1340.743467][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.743523][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8ade08 [ 1340.743572][ T32] r4:00000000 [ 1340.743597][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1340.743678][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.743728][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.743775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f0c00 [ 1340.743845][ T32] r4:00000000 [ 1340.743887][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.751123][ T32] r9:83018005 r8:85742400 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1340.751213][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.751286][ T32] r5:00001000 r4:ebe77000 [ 1340.751310][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.751354][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.751399][ T32] r5:8577eb8c r4:8577e800 [ 1340.751421][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.751473][ T32] r7:dddced40 r6:83018000 r5:8577eb8c r4:85534f00 [ 1340.751505][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.751580][ T32] r10:61c88647 r9:85742400 r8:85534f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.751619][ T32] r4:85534f00 [ 1340.751667][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.751722][ T32] r10:00000000 r9:85534f00 r8:8027ed34 r7:ec8d9e60 r6:85534f80 r5:85742400 [ 1340.751747][ T32] r4:00000001 [ 1340.751767][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.751804][ T32] Exception stack(0xec8adfb0 to 0xec8adff8) [ 1340.751835][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.751868][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.751908][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.751943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.751992][ T32] r4:857f0d40 [ 1340.752765][ T32] INFO: task kworker/0:996:5960 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 4 printk messages dropped ** [ 1340.753147][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 10 printk messages dropped ** [ 1340.753624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 2 printk messages dropped ** [ 1340.753813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1340.753837][ T32] r4:00000000 [ 1340.753885][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.764592][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1340.764699][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.764782][ T32] r5:00001000 r4:ecc4f000 [ 1340.764811][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.764856][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.764953][ T32] r5:85a50b8c r4:85a50800 [ 1340.765036][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.765128][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1340.765190][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.765291][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.765345][ T32] r4:84879d00 [ 1340.765371][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.765422][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1340.765446][ T32] r4:00000001 [ 1340.765467][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.765513][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1340.765546][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.765578][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.765607][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1340.765693][ T32] r4:851e4ec0 ** 5 printk messages dropped ** [ 1340.766062][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.766558][ T32] r5:85743000 r4:829187f0 ** 2 printk messages dropped ** [ 1340.766747][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8dde08 ** 2 printk messages dropped ** [ 1340.766941][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 14 printk messages dropped ** [ 1340.767743][ T32] r4:85534e80 ** 6 printk messages dropped ** [ 1340.768071][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.769372][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1340.769717][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1340.769888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 7 printk messages dropped ** [ 1340.770409][ T32] r5:85a50b8c r4:85a50800 ** 3 printk messages dropped ** [ 1340.770584][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.770607][ T32] r4:84879d00 [ 1340.770627][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.770711][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1340.770749][ T32] r4:00000001 [ 1340.770854][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.770897][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1340.770952][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.771003][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.771039][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.771110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.771148][ T32] r4:851e4ec0 [ 1340.771173][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.771199][ T32] INFO: task kworker/0:998:5965 blocked for more than 467 seconds. [ 1340.771232][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.771258][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.771280][ T32] task:kworker/0:998 state:D stack:0 pid:5965 tgid:5965 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.771329][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.771372][ T32] Call trace: [ 1340.771423][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1340.771493][ T32] r10:829187f4 r9:ec7a5d84 r8:00000002 r7:60000013 r6:ec7a5d8c r5:85743c00 [ 1340.771562][ T32] r4:85743c00 [ 1340.771588][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1340.771633][ T32] r5:85743c00 r4:829187f0 [ 1340.771687][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.771744][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.771798][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7a5e08 [ 1340.771845][ T32] r4:00000000 [ 1340.771925][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1340.771969][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.772032][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.772088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858040c0 [ 1340.772113][ T32] r4:00000000 [ 1340.772158][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.772210][ T32] r9:83018005 r8:85743c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1340.772233][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.772278][ T32] r5:00001000 r4:eb4bd000 [ 1340.772308][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.772381][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1340.772528][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.772998][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1340.773692][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.797067][ T32] 9d60: 80070013 ffffffff ** 6 printk messages dropped ** [ 1340.797337][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1340.797698][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1340.798125][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 6 printk messages dropped ** [ 1340.798524][ T32] INFO: task kworker/0:999:5967 blocked for more than 467 seconds. ** 7 printk messages dropped ** [ 1340.799015][ T32] r4:85745400 ** 4 printk messages dropped ** [ 1340.799221][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e1e08 [ 1340.799252][ T32] r4:00000000 [ 1340.799273][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1340.799314][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.799352][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.799421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858045c0 [ 1340.799449][ T32] r4:00000000 [ 1340.799469][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.799524][ T32] r9:83018005 r8:85745400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1340.799547][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.799591][ T32] r5:00001000 r4:eb83f000 [ 1340.799627][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.799697][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.799757][ T32] r5:8577ff8c r4:8577fc00 [ 1340.799807][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.799859][ T32] r7:dddced40 r6:83018000 r5:8577ff8c r4:85800100 [ 1340.799926][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.800012][ T32] r10:61c88647 r9:85745400 r8:8580012c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.800053][ T32] r4:85800100 [ 1340.800100][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.800152][ T32] r10:00000000 r9:85800100 r8:8027ed34 r7:ec7a5e60 r6:85800180 r5:85745400 [ 1340.800176][ T32] r4:00000001 [ 1340.800196][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.800233][ T32] Exception stack(0xec8e1fb0 to 0xec8e1ff8) [ 1340.800261][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.800292][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.800335][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.800372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.800402][ T32] r4:85804180 [ 1340.801242][ T32] INFO: task kworker/0:999:5967 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1340.801289][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.801377][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.801427][ T32] Call trace: [ 1340.801470][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1340.801543][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1340.801572][ T32] r4:00000000 [ 1340.801593][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.801634][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1340.801680][ T32] 9d20: ba56c000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1340.801740][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1340.801770][ T32] 9d60: 80070013 ffffffff [ 1340.801795][ T32] r5:80070013 r4:80239bd0 [ 1340.801826][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.801872][ T32] r4:82ac11e4 [ 1340.801893][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.802030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1340.802069][ T32] r4:eaec9dc0 [ 1340.802111][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.802161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1340.802268][ T32] r4:00000000 [ 1340.802326][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.802403][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1340.802441][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.802513][ T32] r5:00001000 r4:ecc4f000 [ 1340.802538][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.802581][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1340.802977][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 7 printk messages dropped ** [ 1340.803307][ T32] r4:851e4ec0 ** 4 printk messages dropped ** [ 1340.803491][ T32] task:kworker/0:1000 state:D stack:0 pid:5968 tgid:5968 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.822840][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c5e08 [ 1340.822872][ T32] r4:00000000 [ 1340.822907][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1340.823002][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1340.823406][ T32] r5:8577fb8c r4:8577f800 ** 3 printk messages dropped ** [ 1340.823565][ T32] r10:61c88647 r9:85746000 r8:8580022c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1340.829644][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1340.830872][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.831112][ T32] 9d60: 80070013 ffffffff ** 8 printk messages dropped ** [ 1340.831441][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.831603][ T32] r5:00001000 r4:ecc4f000 ** 6 printk messages dropped ** [ 1340.831960][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1340.832778][ T32] r4:851e4ec0 ** 5 printk messages dropped ** [ 1340.833220][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.833601][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1340.833678][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.833888][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.847061][ T32] r5:00001000 r4:ebc15000 ** 4 printk messages dropped ** [ 1340.847249][ T32] r7:ddde2d40 r6:83018200 r5:856a7b8c r4:8551f100 [ 1340.847300][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.847356][ T32] r10:61c88647 r9:85746c00 r8:8551f12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.847380][ T32] r4:8551f100 [ 1340.847401][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.847450][ T32] r10:00000000 r9:8551f100 r8:8027ed34 r7:ebf3de60 r6:85800300 r5:85746c00 [ 1340.847495][ T32] r4:00000001 [ 1340.847524][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.847564][ T32] Exception stack(0xec7e1fb0 to 0xec7e1ff8) [ 1340.847596][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.847659][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.847692][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.847746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.847774][ T32] r4:85807100 [ 1340.848614][ T32] INFO: task kworker/1:416:5972 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1340.848862][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.848956][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.849011][ T32] Call trace: [ 1340.849076][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1340.849412][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1340.849471][ T32] r4:00000000 [ 1340.849503][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.849546][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1340.849585][ T32] 9d20: bae55000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1340.849647][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1340.849678][ T32] 9d60: 80070013 ffffffff [ 1340.849704][ T32] r5:80070013 r4:80239bd0 [ 1340.849728][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.849786][ T32] r4:82ac11e4 [ 1340.849811][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.849862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1340.849891][ T32] r4:eaec9dc0 [ 1340.849913][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.849959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1340.850012][ T32] r4:00000000 [ 1340.850036][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.850085][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1340.850109][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.850176][ T32] r5:00001000 r4:ecc4f000 [ 1340.850200][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.850242][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.850285][ T32] r5:85a50b8c r4:85a50800 [ 1340.850305][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.850354][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1340.850376][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.850504][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.850532][ T32] r4:84879d00 [ 1340.850553][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.850852][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1340.851142][ T32] r4:00000001 [ 1340.851196][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.851237][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1340.851265][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.851295][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.851324][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.851355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.851378][ T32] r4:851e4ec0 [ 1340.851400][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.851460][ T32] INFO: task kworker/0:1001:5974 blocked for more than 467 seconds. [ 1340.851504][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.851538][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1340.851827][ T32] r4:85744800 ** 4 printk messages dropped ** [ 1340.852278][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7b9e08 [ 1340.852336][ T32] r4:00000000 [ 1340.852388][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1340.852433][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1340.852655][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.852858][ T32] r5:00001000 r4:eb967000 ** 6 printk messages dropped ** [ 1340.853130][ T32] r10:61c88647 r9:85744800 r8:858003ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1340.853662][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1340.878136][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.878684][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 10 printk messages dropped ** [ 1340.879196][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1340.879734][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.880110][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.880440][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.880492][ T32] Call trace: [ 1340.880615][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1340.880700][ T32] r10:829187f4 r9:ec805d84 r8:00000002 r7:60000013 r6:ec805d8c r5:857ba400 [ 1340.880752][ T32] r4:857ba400 [ 1340.880778][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1340.880823][ T32] r5:857ba400 r4:829187f0 [ 1340.880844][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.880886][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.880935][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec805e08 [ 1340.880959][ T32] r4:00000000 [ 1340.880980][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1340.881030][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.881072][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.881117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85804d00 [ 1340.881141][ T32] r4:00000000 [ 1340.881161][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.881210][ T32] r9:83018005 r8:857ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1340.881232][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.881276][ T32] r5:00001000 r4:ebbb5000 [ 1340.881296][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.881336][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.881379][ T32] r5:8578d38c r4:8578d000 [ 1340.881411][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.881463][ T32] r7:dddced40 r6:83018000 r5:8578d38c r4:85800480 [ 1340.881492][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.881543][ T32] r10:61c88647 r9:857ba400 r8:858004ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.881566][ T32] r4:85800480 [ 1340.881588][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.881634][ T32] r10:00000000 r9:85800480 r8:8027ed34 r7:ec7b9e60 r6:8551f180 r5:857ba400 [ 1340.881680][ T32] r4:00000001 [ 1340.881705][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.881743][ T32] Exception stack(0xec805fb0 to 0xec805ff8) [ 1340.881772][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.881815][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.881880][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.881919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.881943][ T32] r4:85804780 [ 1340.882401][ T32] INFO: task kworker/0:1002:5976 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1340.882439][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.882508][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.882552][ T32] Call trace: [ 1340.882583][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1340.882634][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1340.882658][ T32] r4:00000000 [ 1340.882696][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.882740][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1340.882773][ T32] 9d20: bb180000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1340.882827][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1340.882858][ T32] 9d60: 80070013 ffffffff [ 1340.882898][ T32] r5:80070013 r4:80239bd0 [ 1340.882948][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.882995][ T32] r4:82ac11e4 [ 1340.883016][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.883061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1340.883084][ T32] r4:eaec9dc0 [ 1340.883188][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.883261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1340.883288][ T32] r4:00000000 [ 1340.883309][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.883359][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1340.883381][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.883426][ T32] r5:00001000 r4:ecc4f000 [ 1340.883461][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.883547][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.883597][ T32] r5:85a50b8c r4:85a50800 [ 1340.883618][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.883667][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1340.883689][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.883738][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.883763][ T32] r4:84879d00 [ 1340.883783][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.883832][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1340.883881][ T32] r4:00000001 [ 1340.883952][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.902514][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1340.902600][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.902663][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.902697][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.902734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.902759][ T32] r4:851e4ec0 [ 1340.902814][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.902861][ T32] INFO: task kworker/0:1003:5977 blocked for more than 467 seconds. [ 1340.902901][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.902930][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.903107][ T32] task:kworker/0:1003 state:D stack:0 pid:5977 tgid:5977 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.903198][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.903263][ T32] Call trace: [ 1340.903323][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1340.903717][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.903796][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7d5e08 [ 1340.903824][ T32] r4:00000000 [ 1340.903845][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1340.909483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85804880 ** 7 printk messages dropped ** [ 1340.909922][ T32] r5:8578c78c r4:8578c400 ** 3 printk messages dropped ** [ 1340.910069][ T32] r10:61c88647 r9:85060000 r8:8580052c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1340.910585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1340.911851][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1340.912357][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1340.912440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1340.912465][ T32] r4:eaec9dc0 [ 1340.912502][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.912609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1340.912640][ T32] r4:00000000 [ 1340.912663][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.912713][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1340.912762][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.912911][ T32] r5:00001000 r4:ecc4f000 [ 1340.912935][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.912977][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.913021][ T32] r5:85a50b8c r4:85a50800 [ 1340.913041][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.913092][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1340.913115][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.913259][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.913289][ T32] r4:84879d00 [ 1340.913309][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.913392][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1340.913444][ T32] r4:00000001 [ 1340.913496][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.913554][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1340.913586][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.913617][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.913646][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.913703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.913758][ T32] r4:851e4ec0 [ 1340.913810][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.913844][ T32] INFO: task kworker/0:1004:5979 blocked for more than 467 seconds. [ 1340.913893][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.913952][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.926902][ T32] task:kworker/0:1004 state:D stack:0 pid:5979 tgid:5979 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.927057][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.927138][ T32] Call trace: [ 1340.927176][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1340.927235][ T32] r10:829187f4 r9:ec7f1d84 r8:00000002 r7:60000113 r6:ec7f1d8c r5:85060c00 [ 1340.927261][ T32] r4:85060c00 [ 1340.927282][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1340.927337][ T32] r5:85060c00 r4:829187f0 [ 1340.927387][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.927434][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.927484][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7f1e08 [ 1340.927516][ T32] r4:00000000 [ 1340.927536][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1340.927578][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.927619][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.927664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85804a80 [ 1340.927698][ T32] r4:00000000 [ 1340.927751][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.927819][ T32] r9:83018005 r8:85060c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1340.927846][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.927892][ T32] r5:00001000 r4:eba33000 ** 2 printk messages dropped ** [ 1340.928001][ T32] r5:8578cb8c r4:8578c800 ** 6 printk messages dropped ** [ 1340.928445][ T32] r10:00000000 r9:85800600 r8:8027ed34 r7:ec805e60 r6:85800680 r5:85060c00 ** 7 printk messages dropped ** [ 1340.928883][ T32] r4:85804bc0 ** 3 printk messages dropped ** [ 1340.930022][ T32] Call trace: ** 6 printk messages dropped ** [ 1340.930324][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1340.930692][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.931226][ T32] r5:00001000 r4:ecc4f000 ** 2 printk messages dropped ** [ 1340.931432][ T32] r5:85a50b8c r4:85a50800 [ 1340.931454][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.931602][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1340.931628][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.931715][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.931742][ T32] r4:84879d00 [ 1340.931871][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.931924][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1340.931948][ T32] r4:00000001 [ 1340.931969][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.932127][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1340.932159][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.932204][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.932237][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.932269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.932293][ T32] r4:851e4ec0 [ 1340.932315][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.932346][ T32] INFO: task kworker/0:1005:5981 blocked for more than 467 seconds. [ 1340.932381][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.932427][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.932453][ T32] task:kworker/0:1005 state:D stack:0 pid:5981 tgid:5981 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.933038][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8ede08 [ 1340.933064][ T32] r4:00000000 [ 1340.933108][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1340.933154][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1340.933301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85804c40 ** 6 printk messages dropped ** [ 1340.933588][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1340.956993][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.958167][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.958997][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1340.959283][ T32] r4:eaec9dc0 ** 2 printk messages dropped ** [ 1340.959373][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.959504][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1340.959725][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 5 printk messages dropped ** [ 1340.959972][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.960151][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1340.960307][ T32] INFO: task kworker/0:1006:5985 blocked for more than 467 seconds. [ 1340.960345][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.960372][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.960397][ T32] task:kworker/0:1006 state:D stack:0 pid:5985 tgid:5985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.960453][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.960532][ T32] Call trace: [ 1340.960604][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1340.960655][ T32] r10:829187f4 r9:ec8fdd84 r8:00000002 r7:60000113 r6:ec8fdd8c r5:857bd400 [ 1340.960711][ T32] r4:857bd400 [ 1340.960736][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1340.960781][ T32] r5:857bd400 r4:829187f0 [ 1340.961121][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.961209][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.961262][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8fde08 [ 1340.961287][ T32] r4:00000000 [ 1340.961307][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1340.961347][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.961385][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.961431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85804e80 [ 1340.961454][ T32] r4:00000000 [ 1340.961492][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.961548][ T32] r9:83018005 r8:857bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1340.961571][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.961615][ T32] r5:00001000 r4:ebbd7000 [ 1340.961639][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.961681][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.961769][ T32] r5:8578d78c r4:8578d400 [ 1340.961794][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.962272][ T32] r7:dddced40 r6:83018000 r5:8578d78c r4:85800780 [ 1340.962299][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.962614][ T32] r10:61c88647 r9:857bd400 r8:858007ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.962663][ T32] r4:85800780 [ 1340.962686][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.962735][ T32] r10:00000000 r9:85800780 r8:8027ed34 r7:ec805e60 r6:8551f280 r5:857bd400 [ 1340.962843][ T32] r4:00000001 [ 1340.962867][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.962904][ T32] Exception stack(0xec8fdfb0 to 0xec8fdff8) [ 1340.962934][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.962964][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.962992][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.963024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.963048][ T32] r4:85804fc0 [ 1340.963423][ T32] INFO: task kworker/0:1006:5985 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1340.963458][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.963573][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.963632][ T32] Call trace: [ 1340.963700][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1340.963757][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1340.963798][ T32] r4:00000000 [ 1340.963847][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.963891][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1340.963988][ T32] 9d20: bbf8a000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1340.978166][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1340.978220][ T32] 9d60: 80070013 ffffffff [ 1340.978286][ T32] r5:80070013 r4:80239bd0 [ 1340.978340][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.978494][ T32] r4:82ac11e4 [ 1340.978524][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.978573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1340.978598][ T32] r4:eaec9dc0 [ 1340.978620][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.978715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1340.978742][ T32] r4:00000000 [ 1340.978765][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.978817][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1340.978840][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.978912][ T32] r5:00001000 r4:ecc4f000 [ 1340.978961][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.979055][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.979115][ T32] r5:85a50b8c r4:85a50800 [ 1340.979165][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.979232][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1340.979269][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.979325][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 1 printk messages dropped ** [ 1340.979395][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1340.979816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1340.980562][ T32] r10:829187f4 r9:ec901d84 r8:00000002 r7:60000113 r6:ec901d8c r5:857bb000 ** 5 printk messages dropped ** [ 1340.980813][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec901e08 [ 1340.980842][ T32] r4:00000000 [ 1340.980888][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1340.980944][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.981014][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1340.981063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580e440 [ 1340.981087][ T32] r4:00000000 [ 1340.981112][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1340.981162][ T32] r9:83018005 r8:857bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1340.981212][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.981261][ T32] r5:00001000 r4:ebeb1000 [ 1340.981351][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1340.981397][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.981449][ T32] r5:8578e38c r4:8578e000 [ 1340.981491][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.981574][ T32] r7:dddced40 r6:83018000 r5:8578e38c r4:85800800 [ 1340.981625][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.981727][ T32] r10:61c88647 r9:857bb000 r8:8580082c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.981837][ T32] r4:85800800 [ 1340.981861][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.981911][ T32] r10:00000000 r9:85800800 r8:8027ed34 r7:ec8fde60 r6:8551f300 r5:857bb000 [ 1340.981935][ T32] r4:00000001 [ 1340.981955][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.982022][ T32] Exception stack(0xec901fb0 to 0xec901ff8) [ 1340.982054][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.982085][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.982133][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.982169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.982192][ T32] r4:85804fc0 [ 1340.982942][ T32] INFO: task kworker/0:1007:5986 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1340.982980][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.983190][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1340.983453][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1341.008035][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1341.008524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 8 printk messages dropped ** [ 1341.009188][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1341.009349][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.009419][ T32] r4:84879d00 [ 1341.009467][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.009535][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1341.009583][ T32] r4:00000001 [ 1341.009613][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.009655][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1341.009688][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.009733][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.009766][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.009799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.009823][ T32] r4:851e4ec0 [ 1341.009847][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.009878][ T32] INFO: task kworker/0:1008:5987 blocked for more than 467 seconds. [ 1341.009914][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.009942][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.010004][ T32] task:kworker/0:1008 state:D stack:0 pid:5987 tgid:5987 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.010108][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.010213][ T32] Call trace: [ 1341.010267][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1341.010325][ T32] r10:829187f4 r9:ec905d84 r8:00000002 r7:60000113 r6:ec905d8c r5:857b8000 [ 1341.010351][ T32] r4:857b8000 [ 1341.010373][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1341.010474][ T32] r5:857b8000 r4:829187f0 [ 1341.010504][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.010568][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.010622][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec905e08 [ 1341.010646][ T32] r4:00000000 [ 1341.010668][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1341.010732][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.010799][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.010854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f0a40 [ 1341.010878][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.011060][ T32] r5:00001000 r4:ebbed000 ** 4 printk messages dropped ** [ 1341.011235][ T32] r7:dddced40 r6:83018000 r5:8578db8c r4:85800880 ** 8 printk messages dropped ** [ 1341.011704][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.012912][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 9 printk messages dropped ** [ 1341.013312][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1341.013549][ T32] r4:00000000 [ 1341.013571][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.013621][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1341.013654][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.013702][ T32] r5:00001000 r4:ecc4f000 [ 1341.013740][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.013786][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.013831][ T32] r5:85a50b8c r4:85a50800 [ 1341.013885][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.013995][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1341.033411][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.033534][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.033565][ T32] r4:84879d00 [ 1341.033607][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.033665][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1341.033689][ T32] r4:00000001 [ 1341.033836][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.033880][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1341.033912][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.034006][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.034557][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.034603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.034629][ T32] r4:851e4ec0 [ 1341.034657][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.034688][ T32] INFO: task kworker/0:1009:5989 blocked for more than 467 seconds. [ 1341.034724][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.034751][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.034774][ T32] task:kworker/0:1009 state:D stack:0 pid:5989 tgid:5989 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.034834][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.035025][ T32] r4:857bc800 ** 4 printk messages dropped ** [ 1341.035278][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec90de08 [ 1341.035307][ T32] r4:00000000 [ 1341.035329][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1341.035371][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.035413][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.035647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580e040 [ 1341.035722][ T32] r4:00000000 [ 1341.035793][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.035856][ T32] r9:83018005 r8:857bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1341.035880][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.036100][ T32] r5:00001000 r4:ebc03000 [ 1341.036179][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.036227][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.036322][ T32] r5:8578df8c r4:8578dc00 [ 1341.036412][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.036482][ T32] r7:dddced40 r6:83018000 r5:8578df8c r4:85800900 [ 1341.036831][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.036888][ T32] r10:61c88647 r9:857bc800 r8:8580092c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.036976][ T32] r4:85800900 [ 1341.037022][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.037075][ T32] r10:00000000 r9:85800900 r8:8027ed34 r7:ec901e60 r6:8551f400 r5:857bc800 [ 1341.037098][ T32] r4:00000001 [ 1341.037119][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.037164][ T32] Exception stack(0xec90dfb0 to 0xec90dff8) [ 1341.037470][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.037532][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.037564][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.037597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1341.038709][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 11 printk messages dropped ** [ 1341.039249][ T32] r4:eaec9dc0 ** 5 printk messages dropped ** [ 1341.039529][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1341.039773][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.040191][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1341.040687][ T32] r10:829187f4 r9:ec8e5d84 r8:00000002 r7:60000013 r6:ec8e5d8c r5:857bec00 ** 5 printk messages dropped ** [ 1341.040914][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e5e08 ** 4 printk messages dropped ** [ 1341.041106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85807ec0 ** 9 printk messages dropped ** [ 1341.041567][ T32] r7:ddde2d40 r6:83018200 r5:847eaf8c r4:8551f480 ** 7 printk messages dropped ** [ 1341.041890][ T32] Exception stack(0xec8e5fb0 to 0xec8e5ff8) ** 4 printk messages dropped ** [ 1341.042033][ T32] r4:85807c80 ** 5 printk messages dropped ** [ 1341.042730][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 6 printk messages dropped ** [ 1341.043021][ T32] r5:80070013 r4:80239bd0 ** 7 printk messages dropped ** [ 1341.043358][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.043531][ T32] r5:00001000 r4:ecc4f000 ** 5 printk messages dropped ** [ 1341.043762][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1341.068234][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.068294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.068409][ T32] r4:851e4ec0 [ 1341.068450][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.068568][ T32] INFO: task kworker/0:1010:5994 blocked for more than 467 seconds. [ 1341.068630][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.068665][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.068722][ T32] task:kworker/0:1010 state:D stack:0 pid:5994 tgid:5994 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.068821][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.068889][ T32] Call trace: [ 1341.068922][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1341.068976][ T32] r10:829187f4 r9:ec909d84 r8:00000002 r7:60000113 r6:ec909d8c r5:857be000 [ 1341.069027][ T32] r4:857be000 [ 1341.069052][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1341.069102][ T32] r5:857be000 r4:829187f0 [ 1341.069125][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.069211][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.069265][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec909e08 [ 1341.069303][ T32] r4:00000000 [ 1341.069329][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1341.069393][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.069439][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.069493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580e4c0 [ 1341.069520][ T32] r4:00000000 [ 1341.069541][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.069591][ T32] r9:83018005 r8:857be000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1341.069613][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.069683][ T32] r5:00001000 r4:ebf4d000 [ 1341.069783][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.069844][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.069893][ T32] r5:8578eb8c r4:8578e800 [ 1341.069914][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.069991][ T32] r7:dddced40 r6:83018000 r5:8578eb8c r4:85800980 [ 1341.070018][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.070094][ T32] r10:61c88647 r9:857be000 r8:858009ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.070122][ T32] r4:85800980 [ 1341.070144][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.070193][ T32] r10:00000000 r9:85800980 r8:8027ed34 r7:ec901e60 r6:8551f580 r5:857be000 [ 1341.070216][ T32] r4:00000001 [ 1341.070236][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.070272][ T32] Exception stack(0xec909fb0 to 0xec909ff8) [ 1341.070301][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.070333][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.070420][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.070456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.070480][ T32] r4:8580e140 [ 1341.071245][ T32] INFO: task kworker/0:1010:5994 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1341.071283][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.071419][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.071466][ T32] Call trace: [ 1341.071502][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1341.071555][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1341.071579][ T32] r4:00000000 [ 1341.071624][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.071682][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1341.071719][ T32] 9d20: bcac0000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1341.071751][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1341.071801][ T32] 9d60: 80070013 ffffffff ** 2 printk messages dropped ** [ 1341.072018][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1341.072313][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1341.072758][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1341.073101][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.073403][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.073863][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.073962][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e9e08 ** 4 printk messages dropped ** [ 1341.091481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85807700 ** 5 printk messages dropped ** [ 1341.091716][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1341.092080][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1341.092389][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.093615][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.093747][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1341.093800][ T32] 9d60: 80070013 ffffffff [ 1341.093830][ T32] r5:80070013 r4:80239bd0 [ 1341.093853][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.093897][ T32] r4:82ac11e4 [ 1341.093950][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.102033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1341.102086][ T32] r4:eaec9dc0 [ 1341.102123][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.102220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1341.102248][ T32] r4:00000000 [ 1341.102271][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.102363][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1341.102390][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.102440][ T32] r5:00001000 r4:ecc4f000 [ 1341.102462][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.102517][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.102563][ T32] r5:85a50b8c r4:85a50800 [ 1341.102586][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.102648][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1341.102675][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.102726][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.102750][ T32] r4:84879d00 [ 1341.102770][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.102843][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1341.102872][ T32] r4:00000001 [ 1341.102893][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.102933][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1341.102965][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.102996][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.103049][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.103086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.103145][ T32] r4:851e4ec0 [ 1341.103220][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.103268][ T32] INFO: task kworker/1:419:5997 blocked for more than 467 seconds. [ 1341.103336][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.103366][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.103414][ T32] task:kworker/1:419 state:D stack:0 pid:5997 tgid:5997 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.103512][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.103562][ T32] Call trace: [ 1341.103595][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1341.103659][ T32] r10:829187f4 r9:ec911d84 r8:00000002 r7:60000113 r6:ec911d8c r5:857b8c00 [ 1341.103687][ T32] r4:857b8c00 [ 1341.103708][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1341.103777][ T32] r5:857b8c00 r4:829187f0 [ 1341.103803][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.103846][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.103896][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec911e08 [ 1341.104009][ T32] r4:00000000 [ 1341.116827][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1341.116916][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.116964][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.117014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858170c0 [ 1341.117041][ T32] r4:00000000 [ 1341.117075][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.117135][ T32] r9:83018205 r8:857b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1341.117185][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.117238][ T32] r5:00001000 r4:ebf5f000 [ 1341.117261][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.117328][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.117378][ T32] r5:8576038c r4:85760000 [ 1341.117401][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.117453][ T32] r7:ddde2d40 r6:83018200 r5:8576038c r4:8551f700 [ 1341.117476][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.117533][ T32] r10:61c88647 r9:857b8c00 r8:8551f72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.117558][ T32] r4:8551f700 [ 1341.117651][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.117705][ T32] r10:00000000 r9:8551f700 r8:8027ed34 r7:ec8e9e60 r6:8551f780 r5:857b8c00 [ 1341.117730][ T32] r4:00000001 [ 1341.117750][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.117788][ T32] Exception stack(0xec911fb0 to 0xec911ff8) [ 1341.117820][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.117851][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.117881][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1341.117953][ T32] r4:85807a80 ** 5 printk messages dropped ** [ 1341.119183][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 10 printk messages dropped ** [ 1341.119630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 7 printk messages dropped ** [ 1341.120079][ T32] r5:00001000 r4:ecc4f000 ** 5 printk messages dropped ** [ 1341.120442][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1341.120978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1341.121275][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.121621][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.121672][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec915e08 ** 4 printk messages dropped ** [ 1341.121967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85807440 ** 9 printk messages dropped ** [ 1341.122558][ T32] r7:ddde2d40 r6:83018200 r5:847ea78c r4:8551f800 ** 4 printk messages dropped ** [ 1341.122719][ T32] r10:00000000 r9:8551f800 r8:8027ed34 r7:ec911e60 r6:8551f880 r5:856f6c00 [ 1341.122747][ T32] r4:00000001 [ 1341.122769][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.122806][ T32] Exception stack(0xec915fb0 to 0xec915ff8) [ 1341.122916][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.122959][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.122989][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.123022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.123045][ T32] r4:858073c0 [ 1341.123458][ T32] INFO: task kworker/1:420:5999 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1341.123533][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.123614][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.123745][ T32] Call trace: [ 1341.123813][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1341.123888][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1341.123917][ T32] r4:00000000 [ 1341.123938][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.136018][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1341.136152][ T32] 9d20: bd4fa000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1341.136190][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1341.136217][ T32] 9d60: 80070013 ffffffff [ 1341.136247][ T32] r5:80070013 r4:80239bd0 [ 1341.136271][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.136337][ T32] r4:82ac11e4 [ 1341.136358][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.136439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1341.136469][ T32] r4:eaec9dc0 [ 1341.136525][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.136623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1341.136673][ T32] r4:00000000 [ 1341.136698][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.136755][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1341.136790][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.136843][ T32] r5:00001000 r4:ecc4f000 [ 1341.136864][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.136910][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.136957][ T32] r5:85a50b8c r4:85a50800 [ 1341.136978][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.137029][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1341.137052][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.137104][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.137130][ T32] r4:84879d00 [ 1341.137151][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.137201][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1341.137224][ T32] r4:00000001 [ 1341.137291][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.137336][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1341.137376][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.137418][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.137448][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1341.137680][ T32] task:kworker/0:1011 state:D stack:0 pid:6003 tgid:6003 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1341.138071][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.138121][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec925e08 [ 1341.138146][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1341.138205][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1341.138586][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1341.138963][ T32] r10:61c88647 r9:85749800 r8:85800a2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1341.139549][ T32] r4:8580e680 ** 5 printk messages dropped ** [ 1341.140565][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 8 printk messages dropped ** [ 1341.140940][ T32] r4:82ac11e4 [ 1341.140966][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.141056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1341.141083][ T32] r4:eaec9dc0 [ 1341.141129][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.141192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1341.141218][ T32] r4:00000000 [ 1341.141239][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.141288][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1341.141312][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.141370][ T32] r5:00001000 r4:ecc4f000 [ 1341.141404][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.141473][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.141530][ T32] r5:85a50b8c r4:85a50800 [ 1341.141563][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.141616][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1341.141639][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.141687][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.141712][ T32] r4:84879d00 [ 1341.141743][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.141807][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1341.141833][ T32] r4:00000001 [ 1341.141855][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.141907][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1341.141938][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.141969][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.141997][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.142029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.142062][ T32] r4:851e4ec0 [ 1341.142112][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.142141][ T32] INFO: task kworker/0:1012:6004 blocked for more than 467 seconds. [ 1341.142173][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.142198][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.142231][ T32] task:kworker/0:1012 state:D stack:0 pid:6004 tgid:6004 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.142304][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.142370][ T32] Call trace: [ 1341.142430][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1341.142479][ T32] r10:829187f4 r9:ec929d84 r8:00000002 r7:60000013 r6:ec929d8c r5:85748c00 [ 1341.142509][ T32] r4:85748c00 [ 1341.142564][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1341.142610][ T32] r5:85748c00 r4:829187f0 [ 1341.142658][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.142703][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.142775][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec929e08 [ 1341.142812][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1341.142893][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1341.143195][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1341.143764][ T32] Exception stack(0xec929fb0 to 0xec929ff8) ** 6 printk messages dropped ** [ 1341.170058][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1341.171005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 9 printk messages dropped ** [ 1341.171470][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1341.172111][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.172576][ T32] task:kworker/1:421 state:D stack:0 pid:6007 tgid:6007 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1341.173174][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.173224][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec919e08 [ 1341.173247][ T32] r4:00000000 [ 1341.173268][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1341.173330][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.173373][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.173438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858032c0 [ 1341.173479][ T32] r4:00000000 [ 1341.173509][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.173559][ T32] r9:83018205 r8:8574a400 r7:00000000 r6:83018200 r5:00001000 r4:7f109000 [ 1341.173583][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.173637][ T32] r5:00001000 r4:eca13000 [ 1341.173661][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.173704][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.173749][ T32] r5:847f2b8c r4:847f2800 [ 1341.173793][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.173894][ T32] r7:ddde2d40 r6:83018200 r5:847f2b8c r4:8551fa00 [ 1341.186929][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.187096][ T32] r10:61c88647 r9:8574a400 r8:8551fa2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.187125][ T32] r4:8551fa00 [ 1341.187147][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.187200][ T32] r10:00000000 r9:8551fa00 r8:8027ed34 r7:ec911e60 r6:8551fa80 r5:8574a400 [ 1341.187225][ T32] r4:00000001 [ 1341.187247][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.187285][ T32] Exception stack(0xec919fb0 to 0xec919ff8) [ 1341.187345][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.187387][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.187419][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.187455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.187496][ T32] r4:85817080 [ 1341.188253][ T32] INFO: task kworker/1:421:6007 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1341.188291][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.188449][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.188516][ T32] Call trace: [ 1341.188579][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1341.188661][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1341.188693][ T32] r4:00000000 [ 1341.188714][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.188763][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1341.188837][ T32] 9d20: bddd6000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1341.188872][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1341.188922][ T32] 9d60: 80070013 ffffffff [ 1341.188976][ T32] r5:80070013 r4:80239bd0 [ 1341.189021][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.189101][ T32] r4:82ac11e4 [ 1341.189231][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.189307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1341.189335][ T32] r4:eaec9dc0 [ 1341.189357][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.189428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1341.189489][ T32] r4:00000000 [ 1341.189576][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.189635][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1341.189675][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.189761][ T32] r5:00001000 r4:ecc4f000 [ 1341.189786][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.189908][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.189982][ T32] r5:85a50b8c r4:85a50800 [ 1341.190007][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.190058][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1341.190084][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.190135][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.190159][ T32] r4:84879d00 [ 1341.190180][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.190228][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1341.190252][ T32] r4:00000001 [ 1341.190278][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.190318][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1341.190379][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1341.190525][ T32] r4:851e4ec0 ** 4 printk messages dropped ** [ 1341.190810][ T32] task:kworker/1:422 state:D stack:0 pid:6008 tgid:6008 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1341.191270][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.191324][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec92de08 [ 1341.191347][ T32] r4:00000000 [ 1341.191369][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1341.191556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85803140 ** 11 printk messages dropped ** [ 1341.192145][ T32] r10:61c88647 r9:8574b000 r8:8551fb2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1341.192625][ T32] r4:85817080 ** 5 printk messages dropped ** [ 1341.193404][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 10 printk messages dropped ** [ 1341.193886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 7 printk messages dropped ** [ 1341.214837][ T32] r5:00001000 r4:ecc4f000 ** 6 printk messages dropped ** [ 1341.215166][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1341.215778][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.215816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.215898][ T32] r4:851e4ec0 [ 1341.215927][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.215960][ T32] INFO: task kworker/0:1013:6009 blocked for more than 467 seconds. [ 1341.215995][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.216025][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.216088][ T32] task:kworker/0:1013 state:D stack:0 pid:6009 tgid:6009 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.216178][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.216341][ T32] Call trace: [ 1341.216503][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1341.216590][ T32] r10:829187f4 r9:ec931d84 r8:00000002 r7:60000113 r6:ec931d8c r5:8574bc00 [ 1341.216621][ T32] r4:8574bc00 [ 1341.216645][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1341.216735][ T32] r5:8574bc00 r4:829187f0 [ 1341.216874][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.216921][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.216972][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec931e08 [ 1341.216996][ T32] r4:00000000 [ 1341.217017][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1341.217056][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.217094][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.217247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580ea00 [ 1341.217330][ T32] r4:00000000 [ 1341.217353][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.217404][ T32] r9:83018005 r8:8574bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1341.217427][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.217471][ T32] r5:00001000 r4:ebf77000 [ 1341.217812][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.218058][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.218113][ T32] r5:8578f38c r4:8578f000 [ 1341.218205][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.218257][ T32] r7:dddced40 r6:83018000 r5:8578f38c r4:85800b00 [ 1341.218280][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.218362][ T32] r10:61c88647 r9:8574bc00 r8:85800b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.218423][ T32] r4:85800b00 [ 1341.218476][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.218540][ T32] r10:00000000 r9:85800b00 r8:8027ed34 r7:ec929e60 r6:8551fc00 r5:8574bc00 [ 1341.218568][ T32] r4:00000001 [ 1341.218590][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.218655][ T32] Exception stack(0xec931fb0 to 0xec931ff8) [ 1341.218715][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.218792][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.218826][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.218858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.218900][ T32] r4:8580e7c0 [ 1341.219676][ T32] INFO: task kworker/0:1013:6009 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1341.219713][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.219845][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.219897][ T32] Call trace: [ 1341.219929][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1341.219981][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1341.220031][ T32] r4:00000000 [ 1341.220079][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.220130][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1341.220166][ T32] 9d20: be1f0000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1341.220222][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1341.220281][ T32] 9d60: 80070013 ffffffff [ 1341.220317][ T32] r5:80070013 r4:80239bd0 [ 1341.220362][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.220410][ T32] r4:82ac11e4 [ 1341.220432][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.220478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1341.220513][ T32] r4:eaec9dc0 [ 1341.220535][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.220659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1341.220717][ T32] r4:00000000 [ 1341.220764][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.220819][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1341.220892][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.220952][ T32] r5:00001000 r4:ecc4f000 [ 1341.220993][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.221037][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.221082][ T32] r5:85a50b8c r4:85a50800 [ 1341.221104][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.221153][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 2 printk messages dropped ** [ 1341.221247][ T32] r4:84879d00 ** 4 printk messages dropped ** [ 1341.221516][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 4 printk messages dropped ** [ 1341.221734][ T32] r4:851e4ec0 ** 6 printk messages dropped ** [ 1341.222202][ T32] Call trace: ** 6 printk messages dropped ** [ 1341.222515][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.222565][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec935e08 [ 1341.222588][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1341.222686][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1341.223122][ T32] r5:8578f78c r4:8578f400 ** 4 printk messages dropped ** [ 1341.223488][ T32] r4:85800b80 ** 4 printk messages dropped ** [ 1341.223722][ T32] Exception stack(0xec935fb0 to 0xec935ff8) ** 2 printk messages dropped ** [ 1341.223882][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.246861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.246964][ T32] r4:8580e600 [ 1341.247729][ T32] INFO: task kworker/0:1014:6011 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1341.247792][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.247976][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.248070][ T32] Call trace: [ 1341.248137][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1341.248219][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1341.248254][ T32] r4:00000000 [ 1341.248276][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.248337][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1341.248407][ T32] 9d20: be503000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1341.248490][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1341.248527][ T32] 9d60: 80070013 ffffffff [ 1341.248639][ T32] r5:80070013 r4:80239bd0 [ 1341.248671][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.248719][ T32] r4:82ac11e4 [ 1341.248747][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.248839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1341.248869][ T32] r4:eaec9dc0 [ 1341.248891][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.248938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1341.248963][ T32] r4:00000000 [ 1341.248982][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.249055][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1341.249112][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.249163][ T32] r5:00001000 r4:ecc4f000 [ 1341.249185][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.249252][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.249301][ T32] r5:85a50b8c r4:85a50800 [ 1341.249369][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.249425][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1341.249526][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.249583][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.249663][ T32] r4:84879d00 [ 1341.249695][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.249744][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1341.249779][ T32] r4:00000001 [ 1341.249803][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.249962][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1341.249996][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.250028][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.250057][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.250089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.250138][ T32] r4:851e4ec0 [ 1341.250166][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.250245][ T32] INFO: task kworker/0:1015:6014 blocked for more than 467 seconds. [ 1341.250296][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.250328][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1341.250802][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.250851][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec941e08 [ 1341.250874][ T32] r4:00000000 [ 1341.250895][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1341.250974][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1341.251280][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1341.251709][ T32] Exception stack(0xec941fb0 to 0xec941ff8) ** 2 printk messages dropped ** [ 1341.251830][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1341.252559][ T32] Call trace: ** 6 printk messages dropped ** [ 1341.252846][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1341.253265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 9 printk messages dropped ** [ 1341.253724][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 8 printk messages dropped ** [ 1341.275349][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.275992][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.276341][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.276395][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec921e08 ** 4 printk messages dropped ** [ 1341.276631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580eb80 ** 10 printk messages dropped ** [ 1341.277216][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.277295][ T32] r10:61c88647 r9:85063000 r8:85800cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.277416][ T32] r4:85800c80 [ 1341.277441][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.277540][ T32] r10:00000000 r9:85800c80 r8:8027ed34 r7:ec941e60 r6:85800d00 r5:85063000 [ 1341.277573][ T32] r4:00000001 [ 1341.277596][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.277648][ T32] Exception stack(0xec921fb0 to 0xec921ff8) [ 1341.277681][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.277714][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.277789][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.277825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.277849][ T32] r4:8580ed00 [ 1341.278677][ T32] INFO: task kworker/0:1016:6015 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1341.278736][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.278859][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.278961][ T32] Call trace: [ 1341.279004][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1341.279059][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1341.279091][ T32] r4:00000000 [ 1341.279112][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.279176][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1341.279213][ T32] 9d20: be7ec000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1341.279271][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1341.279301][ T32] 9d60: 80070013 ffffffff [ 1341.279327][ T32] r5:80070013 r4:80239bd0 [ 1341.279349][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.279414][ T32] r4:82ac11e4 [ 1341.279439][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.279493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1341.279519][ T32] r4:eaec9dc0 [ 1341.279540][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.279585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1341.279632][ T32] r4:00000000 [ 1341.279736][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.279791][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1341.279815][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.279859][ T32] r5:00001000 r4:ecc4f000 [ 1341.279880][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.279943][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.280067][ T32] r5:85a50b8c r4:85a50800 [ 1341.280091][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.280169][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1341.280192][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.280290][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.280318][ T32] r4:84879d00 [ 1341.280338][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.280387][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1341.280410][ T32] r4:00000001 [ 1341.280430][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.280480][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1341.280523][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.280658][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.280739][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.280800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.280845][ T32] r4:851e4ec0 [ 1341.280871][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.280898][ T32] INFO: task kworker/0:1017:6018 blocked for more than 467 seconds. [ 1341.280929][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.280964][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.281061][ T32] task:kworker/0:1017 state:D stack:0 pid:6018 tgid:6018 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.281141][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.281188][ T32] Call trace: [ 1341.281245][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1341.281298][ T32] r10:829187f4 r9:ec93dd84 r8:00000002 r7:60000013 r6:ec93dd8c r5:85063c00 [ 1341.281357][ T32] r4:85063c00 [ 1341.281382][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1341.281472][ T32] r5:85063c00 r4:829187f0 [ 1341.281506][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.281572][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.281625][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec93de08 [ 1341.281649][ T32] r4:00000000 [ 1341.281696][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1341.281763][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.281812][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.281858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580eec0 [ 1341.281882][ T32] r4:00000000 [ 1341.281924][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.281976][ T32] r9:83018005 r8:85063c00 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [ 1341.281999][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.282058][ T32] r5:00001000 r4:dfab7000 [ 1341.282083][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.282124][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.282182][ T32] r5:8579038c r4:85790000 [ 1341.282207][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.282256][ T32] r7:dddced40 r6:83018000 r5:8579038c r4:85800d80 [ 1341.282277][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.282365][ T32] r10:61c88647 r9:85063c00 r8:85800dac r7:82804d40 r6:dddced40 r5:dddced60 ** 4 printk messages dropped ** [ 1341.282527][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1341.283380][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1341.283919][ T32] 9d60: 80070013 ffffffff ** 7 printk messages dropped ** [ 1341.309076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 8 printk messages dropped ** [ 1341.309542][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1341.310094][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.310620][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.311050][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.311100][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec91de08 ** 4 printk messages dropped ** [ 1341.311346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85819000 [ 1341.311370][ T32] r4:00000000 [ 1341.311390][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.311448][ T32] r9:83018005 r8:85064800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1341.311481][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.311584][ T32] r5:00001000 r4:eb6d1000 [ 1341.311614][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.311659][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.311728][ T32] r5:85790b8c r4:85790800 [ 1341.311812][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.311887][ T32] r7:dddced40 r6:83018000 r5:85790b8c r4:85800e80 [ 1341.311942][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.312026][ T32] r10:61c88647 r9:85064800 r8:85800eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.312076][ T32] r4:85800e80 [ 1341.312107][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.312155][ T32] r10:00000000 r9:85800e80 r8:8027ed34 r7:ec93de60 r6:85800f00 r5:85064800 [ 1341.312178][ T32] r4:00000001 [ 1341.312200][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.312238][ T32] Exception stack(0xec91dfb0 to 0xec91dff8) [ 1341.312303][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.312350][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.312388][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.312420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.312443][ T32] r4:8580e740 [ 1341.313223][ T32] INFO: task kworker/0:1018:6019 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1341.313260][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.313363][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.313426][ T32] Call trace: [ 1341.313476][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1341.313585][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1341.313633][ T32] r4:00000000 [ 1341.313658][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.313760][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1341.313795][ T32] 9d20: beda6000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1341.313827][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1341.313852][ T32] 9d60: 80070013 ffffffff [ 1341.313878][ T32] r5:80070013 r4:80239bd0 [ 1341.313899][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.314044][ T32] r4:82ac11e4 [ 1341.326743][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.326838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1341.326893][ T32] r4:eaec9dc0 [ 1341.326949][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.327122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1341.327176][ T32] r4:00000000 [ 1341.327200][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.327254][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1341.327294][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1341.327568][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 8 printk messages dropped ** [ 1341.328042][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.328524][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.329087][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.329209][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf41e08 [ 1341.329282][ T32] r4:00000000 [ 1341.329375][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1341.329594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580e380 ** 9 printk messages dropped ** [ 1341.330107][ T32] r7:dddced40 r6:83018000 r5:8579078c r4:85800f80 ** 5 printk messages dropped ** [ 1341.330397][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.330661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 8 printk messages dropped ** [ 1341.332026][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1341.332675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 9 printk messages dropped ** [ 1341.333150][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 8 printk messages dropped ** [ 1341.333465][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.333917][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.364937][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1341.365109][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1341.365627][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1341.366090][ T32] Exception stack(0xec85dfb0 to 0xec85dff8) ** 6 printk messages dropped ** [ 1341.367086][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1341.367724][ T32] r5:80070013 r4:80239bd0 [ 1341.367770][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.367925][ T32] r4:82ac11e4 [ 1341.368103][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.368208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1341.368320][ T32] r4:eaec9dc0 [ 1341.368379][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.368446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1341.368471][ T32] r4:00000000 [ 1341.368518][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.368603][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1341.368683][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.368785][ T32] r5:00001000 r4:ecc4f000 [ 1341.368809][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.368865][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.368915][ T32] r5:85a50b8c r4:85a50800 [ 1341.368964][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.369019][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1341.369079][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.369133][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.369158][ T32] r4:84879d00 [ 1341.369183][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.369273][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1341.369302][ T32] r4:00000001 [ 1341.369323][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.369360][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1341.369412][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.369446][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.369475][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.369515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.369540][ T32] r4:851e4ec0 [ 1341.369563][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.369594][ T32] INFO: task kworker/0:1021:6027 blocked for more than 467 seconds. [ 1341.369629][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.369655][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.369702][ T32] task:kworker/0:1021 state:D stack:0 pid:6027 tgid:6027 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.369757][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.369825][ T32] Call trace: [ 1341.369939][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1341.370015][ T32] r10:829187f4 r9:ec879d84 r8:00000002 r7:60000113 r6:ec879d8c r5:85748000 [ 1341.370043][ T32] r4:85748000 [ 1341.370064][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1341.370107][ T32] r5:85748000 r4:829187f0 [ 1341.370138][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.370197][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.370274][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec879e08 [ 1341.370301][ T32] r4:00000000 [ 1341.370328][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1341.370371][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.370408][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.370476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85819540 [ 1341.370510][ T32] r4:00000000 [ 1341.370531][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.370578][ T32] r9:83018005 r8:85748000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1341.370600][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.370670][ T32] r5:00001000 r4:eb955000 [ 1341.370696][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.370762][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.370835][ T32] r5:85791b8c r4:85791800 [ 1341.370858][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1341.371196][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.371406][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.372253][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1341.372576][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1341.372791][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.373136][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1341.373681][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 7 printk messages dropped ** [ 1341.386169][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1341.386561][ T32] r5:8574e000 r4:829187f0 ** 1 printk messages dropped ** [ 1341.386645][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.386694][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec949e08 [ 1341.386718][ T32] r4:00000000 [ 1341.386738][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1341.386777][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.386819][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.386890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85819300 [ 1341.386919][ T32] r4:00000000 [ 1341.386940][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.387018][ T32] r9:83018005 r8:8574e000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1341.387115][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.387238][ T32] r5:00001000 r4:eb86b000 [ 1341.387264][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.387348][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.387397][ T32] r5:8579138c r4:85791000 [ 1341.387448][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.387522][ T32] r7:dddced40 r6:83018000 r5:8579138c r4:8581c200 [ 1341.387549][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.387598][ T32] r10:61c88647 r9:8574e000 r8:8581c22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.387729][ T32] r4:8581c200 [ 1341.387755][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.387903][ T32] r10:00000000 r9:8581c200 r8:8027ed34 r7:ec879e60 r6:8551fe00 r5:8574e000 [ 1341.387936][ T32] r4:00000001 [ 1341.387958][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.387997][ T32] Exception stack(0xec949fb0 to 0xec949ff8) [ 1341.388027][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.388107][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.388142][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.388177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.388201][ T32] r4:858191c0 [ 1341.389051][ T32] INFO: task kworker/0:1022:6028 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1341.389103][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.389198][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.389245][ T32] Call trace: [ 1341.389289][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1341.389356][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1341.389384][ T32] r4:00000000 [ 1341.389417][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.389462][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1341.389515][ T32] 9d20: bf898000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1341.389562][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1341.389592][ T32] 9d60: 80070013 ffffffff [ 1341.389632][ T32] r5:80070013 r4:80239bd0 [ 1341.389682][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.389730][ T32] r4:82ac11e4 [ 1341.389752][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.389798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1341.389824][ T32] r4:eaec9dc0 [ 1341.389856][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.389906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1341.389930][ T32] r4:00000000 [ 1341.389951][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.390000][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 3 printk messages dropped ** [ 1341.390158][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1341.390744][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.391101][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.391445][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.391499][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec951e08 [ 1341.391549][ T32] r4:00000000 [ 1341.391573][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1341.392081][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1341.392853][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.393678][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 13 printk messages dropped ** [ 1341.417269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1341.417386][ T32] r4:00000000 [ 1341.417412][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.417463][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1341.417494][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.417544][ T32] r5:00001000 r4:ecc4f000 [ 1341.417565][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.417606][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.417651][ T32] r5:85a50b8c r4:85a50800 [ 1341.417673][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.417723][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1341.417752][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.417808][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.417833][ T32] r4:84879d00 [ 1341.417878][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.417933][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1341.417957][ T32] r4:00000001 [ 1341.417978][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.418015][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1341.418049][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.418091][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.418123][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.418155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.418180][ T32] r4:851e4ec0 [ 1341.418204][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.418248][ T32] INFO: task kworker/1:423:6150 blocked for more than 467 seconds. [ 1341.418285][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.418324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.418376][ T32] task:kworker/1:423 state:D stack:0 pid:6150 tgid:6150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.418471][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.418529][ T32] Call trace: [ 1341.418562][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1341.418616][ T32] r10:829187f4 r9:ecb49d84 r8:00000002 r7:60000113 r6:ecb49d8c r5:857c3000 [ 1341.418639][ T32] r4:857c3000 [ 1341.418661][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1341.418705][ T32] r5:857c3000 r4:829187f0 [ 1341.418727][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.418793][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.418867][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb49e08 [ 1341.418892][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.419051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858033c0 ** 11 printk messages dropped ** [ 1341.419598][ T32] r10:61c88647 r9:857c3000 r8:847de02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1341.420081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1341.421113][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 11 printk messages dropped ** [ 1341.421467][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1341.421632][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 11 printk messages dropped ** [ 1341.422229][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 9 printk messages dropped ** [ 1341.422783][ T32] INFO: task kworker/1:424:6153 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1341.423290][ T32] r5:857c4800 r4:829187f0 [ 1341.423312][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1341.423585][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1341.446648][ T32] r7:ddde2d40 r6:83018200 r5:847f238c r4:847de100 ** 8 printk messages dropped ** [ 1341.447080][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.448408][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 11 printk messages dropped ** [ 1341.448980][ T32] r4:eaec9dc0 ** 2 printk messages dropped ** [ 1341.449113][ T32] r4:00000000 [ 1341.449134][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.449220][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1341.449248][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.449294][ T32] r5:00001000 r4:ecc4f000 [ 1341.449315][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.449356][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.449401][ T32] r5:85a50b8c r4:85a50800 [ 1341.449422][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.449470][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1341.449544][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.449598][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.449622][ T32] r4:84879d00 [ 1341.449711][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.449772][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1341.449813][ T32] r4:00000001 [ 1341.449837][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.449875][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1341.449903][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.449934][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.449963][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.450104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.450133][ T32] r4:851e4ec0 [ 1341.450175][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.450209][ T32] INFO: task kworker/1:425:6154 blocked for more than 467 seconds. [ 1341.450245][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.450347][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.450373][ T32] task:kworker/1:425 state:D stack:0 pid:6154 tgid:6154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.450422][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.450589][ T32] Call trace: [ 1341.450684][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1341.450736][ T32] r10:829187f4 r9:ecb39d84 r8:00000002 r7:60000013 r6:ecb39d8c r5:857c5400 [ 1341.450761][ T32] r4:857c5400 [ 1341.450805][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1341.450880][ T32] r5:857c5400 r4:829187f0 [ 1341.450928][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.450982][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.451066][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb39e08 [ 1341.451099][ T32] r4:00000000 [ 1341.451127][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1341.451168][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.451229][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.451290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85803700 [ 1341.451318][ T32] r4:00000000 [ 1341.451339][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.451388][ T32] r9:83018205 r8:857c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f10f000 [ 1341.451410][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.451453][ T32] r5:00001000 r4:eca87000 [ 1341.451475][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.451521][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.451565][ T32] r5:847f1f8c r4:847f1c00 [ 1341.451585][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.451632][ T32] r7:ddde2d40 r6:83018200 r5:847f1f8c r4:847de200 [ 1341.451653][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.451703][ T32] r10:61c88647 r9:857c5400 r8:847de22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.451727][ T32] r4:847de200 [ 1341.451747][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.451793][ T32] r10:00000000 r9:847de200 r8:8027ed34 r7:ecb79e60 r6:847de280 r5:857c5400 [ 1341.451816][ T32] r4:00000001 [ 1341.451836][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.451873][ T32] Exception stack(0xecb39fb0 to 0xecb39ff8) [ 1341.451925][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.451981][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.452014][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.452046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.452069][ T32] r4:85803340 [ 1341.452450][ T32] INFO: task kworker/1:425:6154 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1341.452525][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.452642][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.452703][ T32] Call trace: [ 1341.452736][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1341.452788][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1341.452814][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1341.452898][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 8 printk messages dropped ** [ 1341.453273][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1341.453599][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 8 printk messages dropped ** [ 1341.472493][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1341.473002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1341.473520][ T32] r4:857c0000 ** 1 printk messages dropped ** [ 1341.473641][ T32] r5:857c0000 r4:829187f0 ** 1 printk messages dropped ** [ 1341.473752][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1341.479246][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1341.479670][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1341.480224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1341.481504][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1341.482039][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 2 printk messages dropped ** [ 1341.482158][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.482199][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.482243][ T32] r5:85a50b8c r4:85a50800 [ 1341.482300][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.482354][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1341.482376][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.482424][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.482448][ T32] r4:84879d00 [ 1341.482468][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.482527][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1341.482550][ T32] r4:00000001 [ 1341.482667][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.482709][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1341.482773][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.482871][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.482904][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.482941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.482966][ T32] r4:851e4ec0 [ 1341.482988][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.483030][ T32] INFO: task kworker/1:427:6159 blocked for more than 467 seconds. [ 1341.483069][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.483125][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.483152][ T32] task:kworker/1:427 state:D stack:0 pid:6159 tgid:6159 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.483199][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.483261][ T32] Call trace: [ 1341.483335][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1341.483407][ T32] r10:829187f4 r9:ecb89d84 r8:00000002 r7:60000113 r6:ecb89d8c r5:857c3c00 [ 1341.483434][ T32] r4:857c3c00 [ 1341.483456][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1341.483662][ T32] r5:857c3c00 r4:829187f0 [ 1341.483686][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.483728][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.483799][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb89e08 [ 1341.483825][ T32] r4:00000000 [ 1341.483846][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1341.483885][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.501867][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.502000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85803a00 [ 1341.502030][ T32] r4:00000000 [ 1341.502052][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.502130][ T32] r9:83018205 r8:857c3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f113000 [ 1341.502159][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.502209][ T32] r5:00001000 r4:eca99000 [ 1341.502231][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.502274][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.502319][ T32] r5:847f178c r4:847f1400 [ 1341.502340][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.502391][ T32] r7:ddde2d40 r6:83018200 r5:847f178c r4:847de400 [ 1341.502439][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.502502][ T32] r10:61c88647 r9:857c3c00 r8:847de42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.502538][ T32] r4:847de400 [ 1341.502563][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.502635][ T32] r10:00000000 r9:847de400 r8:8027ed34 r7:ecb81e60 r6:847de480 r5:857c3c00 [ 1341.502743][ T32] r4:00000001 [ 1341.502768][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.502807][ T32] Exception stack(0xecb89fb0 to 0xecb89ff8) [ 1341.502839][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1341.503049][ T32] r4:85803780 ** 5 printk messages dropped ** [ 1341.504623][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 11 printk messages dropped ** [ 1341.505070][ T32] r4:eaec9dc0 ** 5 printk messages dropped ** [ 1341.505582][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1341.506016][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 10 printk messages dropped ** [ 1341.507137][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1341.507655][ T32] r5:857c6000 r4:829187f0 [ 1341.507675][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1341.508262][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1341.508847][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1341.509401][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1341.510649][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 8 printk messages dropped ** [ 1341.511408][ T32] r4:eaec9dc0 [ 1341.511433][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.511481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1341.511545][ T32] r4:00000000 [ 1341.511636][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.511690][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1341.511713][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.511780][ T32] r5:00001000 r4:ecc4f000 [ 1341.511804][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.511854][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.511980][ T32] r5:85a50b8c r4:85a50800 [ 1341.512005][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.512055][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1341.512077][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.512125][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.512148][ T32] r4:84879d00 [ 1341.512169][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.512217][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1341.512255][ T32] r4:00000001 [ 1341.512279][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.512339][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1341.512372][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.512453][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.512492][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.512526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.512571][ T32] r4:851e4ec0 [ 1341.512594][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.512618][ T32] INFO: task kworker/1:429:6163 blocked for more than 468 seconds. [ 1341.512649][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.512697][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.512722][ T32] task:kworker/1:429 state:D stack:0 pid:6163 tgid:6163 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.512772][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.512895][ T32] Call trace: [ 1341.512928][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1341.512977][ T32] r10:829187f4 r9:ecb85d84 r8:00000002 r7:60000113 r6:ecb85d8c r5:8574ec00 [ 1341.513000][ T32] r4:8574ec00 [ 1341.513021][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1341.513074][ T32] r5:8574ec00 r4:829187f0 [ 1341.513098][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.513190][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.513254][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb85e08 [ 1341.513281][ T32] r4:00000000 [ 1341.513301][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1341.513451][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.513517][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.513567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85474000 [ 1341.513590][ T32] r4:00000000 [ 1341.513611][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.513790][ T32] r9:83018205 r8:8574ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f11f000 [ 1341.513816][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.513862][ T32] r5:00001000 r4:ecba1000 [ 1341.513892][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.513993][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.544737][ T32] r5:847ebb8c r4:847eb800 [ 1341.544782][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.544862][ T32] r7:ddde2d40 r6:83018200 r5:847ebb8c r4:847de600 [ 1341.544886][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.544975][ T32] r10:61c88647 r9:8574ec00 r8:847de62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.545001][ T32] r4:847de600 [ 1341.545023][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.545074][ T32] r10:00000000 r9:847de600 r8:8027ed34 r7:ecb8de60 r6:847de680 r5:8574ec00 [ 1341.545097][ T32] r4:00000001 [ 1341.545117][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.545155][ T32] Exception stack(0xecb85fb0 to 0xecb85ff8) [ 1341.545187][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.545219][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.545249][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.545281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.545305][ T32] r4:85803b00 [ 1341.546184][ T32] INFO: task kworker/1:429:6163 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1341.546237][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.546370][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.546420][ T32] Call trace: [ 1341.546521][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1341.546578][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1341.546604][ T32] r4:00000000 [ 1341.546625][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.546667][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1341.546725][ T32] 9d20: c1081000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1341.546771][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1341.546797][ T32] 9d60: 80070013 ffffffff [ 1341.546929][ T32] r5:80070013 r4:80239bd0 [ 1341.546979][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.547101][ T32] r4:82ac11e4 [ 1341.547154][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.547206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1341.547254][ T32] r4:eaec9dc0 [ 1341.547333][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.547407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1341.547472][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1341.547608][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1341.548166][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 9 printk messages dropped ** [ 1341.548833][ T32] INFO: task kworker/1:430:6164 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1341.549282][ T32] r5:857d0000 r4:829187f0 [ 1341.549304][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.549346][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1341.549472][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.549685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85803d40 ** 11 printk messages dropped ** [ 1341.550280][ T32] r10:61c88647 r9:857d0000 r8:847de72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1341.550768][ T32] r4:85803d00 ** 5 printk messages dropped ** [ 1341.551452][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 11 printk messages dropped ** [ 1341.552171][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1341.552527][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 4 printk messages dropped ** [ 1341.552941][ T32] r5:85a50b8c r4:85a50800 ** 1 printk messages dropped ** [ 1341.553255][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1341.553308][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.553415][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.553525][ T32] r4:84879d00 [ 1341.553637][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.553691][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1341.553772][ T32] r4:00000001 [ 1341.553865][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.553994][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1341.572765][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.572825][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.572865][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.572901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.572951][ T32] r4:851e4ec0 [ 1341.573005][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.573061][ T32] INFO: task kworker/1:431:6167 blocked for more than 468 seconds. [ 1341.573127][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.573158][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.573207][ T32] task:kworker/1:431 state:D stack:0 pid:6167 tgid:6167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.573279][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.573394][ T32] Call trace: [ 1341.573435][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1341.573500][ T32] r10:829187f4 r9:ecb9dd84 r8:00000002 r7:60000113 r6:ecb9dd8c r5:85066c00 [ 1341.573542][ T32] r4:85066c00 [ 1341.573621][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1341.573671][ T32] r5:85066c00 r4:829187f0 [ 1341.573713][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.573759][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.573832][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb9de08 [ 1341.573859][ T32] r4:00000000 [ 1341.573881][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1341.573922][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.573964][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.579395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85803e00 [ 1341.579452][ T32] r4:00000000 [ 1341.579531][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.579603][ T32] r9:83018205 r8:85066c00 r7:00000000 r6:83018200 r5:00001000 r4:7f119000 [ 1341.580033][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.580104][ T32] r5:00001000 r4:ecab3000 [ 1341.580128][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.580171][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.580437][ T32] r5:847f038c r4:847f0000 [ 1341.580464][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.580580][ T32] r7:ddde2d40 r6:83018200 r5:847f038c r4:847de800 [ 1341.580612][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.580743][ T32] r10:61c88647 r9:85066c00 r8:847de82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.580773][ T32] r4:847de800 [ 1341.580842][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.580922][ T32] r10:00000000 r9:847de800 r8:8027ed34 r7:ecb85e60 r6:8581c400 r5:85066c00 [ 1341.581004][ T32] r4:00000001 [ 1341.581062][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.581105][ T32] Exception stack(0xecb9dfb0 to 0xecb9dff8) [ 1341.581136][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.581168][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.581197][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1341.581252][ T32] r4:85803fc0 ** 5 printk messages dropped ** [ 1341.582366][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 11 printk messages dropped ** [ 1341.582951][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1341.583108][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 8 printk messages dropped ** [ 1341.583454][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 12 printk messages dropped ** [ 1341.583967][ T32] INFO: task kworker/1:432:6170 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1341.603054][ T32] r5:85065400 r4:829187f0 [ 1341.603171][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1341.603450][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.603692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e6580 ** 9 printk messages dropped ** [ 1341.607012][ T32] r7:ddde2d40 r6:83018200 r5:847ebf8c r4:847de880 ** 5 printk messages dropped ** [ 1341.607255][ T32] r4:00000001 [ 1341.607275][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.607314][ T32] Exception stack(0xecba9fb0 to 0xecba9ff8) [ 1341.607346][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.607410][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.607504][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.607541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.607589][ T32] r4:85803f80 [ 1341.608312][ T32] INFO: task kworker/1:432:6170 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1341.608386][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.608454][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.608613][ T32] Call trace: [ 1341.608741][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1341.608800][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1341.608826][ T32] r4:00000000 [ 1341.608873][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.608967][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1341.609025][ T32] 9d20: c191f000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1341.609067][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1341.609104][ T32] 9d60: 80070013 ffffffff [ 1341.609161][ T32] r5:80070013 r4:80239bd0 [ 1341.609198][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.609267][ T32] r4:82ac11e4 [ 1341.609292][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.609344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1341.609368][ T32] r4:eaec9dc0 [ 1341.609389][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.609475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1341.609565][ T32] r4:00000000 [ 1341.609590][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.609664][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1341.609690][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.609749][ T32] r5:00001000 r4:ecc4f000 [ 1341.609773][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.609837][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.609886][ T32] r5:85a50b8c r4:85a50800 [ 1341.609906][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.609955][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1341.609976][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.610025][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.610049][ T32] r4:84879d00 [ 1341.610094][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.610147][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1341.610171][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1341.610273][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 6 printk messages dropped ** [ 1341.610658][ T32] INFO: task kworker/1:433:6172 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1341.611546][ T32] r5:85061800 r4:829187f0 [ 1341.611567][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.611608][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1341.611927][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1341.612785][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.613808][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1341.613987][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.632026][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.632408][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1341.632988][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1341.633429][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1341.633719][ T32] r4:851e4ec0 ** 5 printk messages dropped ** [ 1341.647728][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.648093][ T32] r5:85878000 r4:829187f0 ** 1 printk messages dropped ** [ 1341.648161][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1341.648847][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1341.649311][ T32] r10:00000000 r9:847de980 r8:8027ed34 r7:ecbb5e60 r6:8581c580 r5:85878000 ** 9 printk messages dropped ** [ 1341.650572][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1341.651813][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1341.652111][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1341.652138][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.652184][ T32] r5:00001000 r4:ecc4f000 [ 1341.652204][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.652245][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.652288][ T32] r5:85a50b8c r4:85a50800 [ 1341.652308][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.652356][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1341.652377][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.652425][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.652448][ T32] r4:84879d00 [ 1341.652469][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.652523][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1341.652588][ T32] r4:00000001 [ 1341.652612][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.652679][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1341.652719][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.652755][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.652784][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.652824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.652848][ T32] r4:851e4ec0 [ 1341.652898][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.652933][ T32] INFO: task kworker/1:435:6175 blocked for more than 468 seconds. [ 1341.652996][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.653080][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.653134][ T32] task:kworker/1:435 state:D stack:0 pid:6175 tgid:6175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.653267][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.653366][ T32] Call trace: [ 1341.653435][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1341.653500][ T32] r10:829187f4 r9:ecbc9d84 r8:00000002 r7:60000113 r6:ecbc9d8c r5:85879800 [ 1341.653536][ T32] r4:85879800 [ 1341.653560][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1341.653657][ T32] r5:85879800 r4:829187f0 [ 1341.653687][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.653730][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.653815][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbc9e08 [ 1341.653841][ T32] r4:00000000 [ 1341.653909][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1341.677452][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.677644][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.677713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85474280 [ 1341.677752][ T32] r4:00000000 [ 1341.677777][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.677888][ T32] r9:83018205 r8:85879800 r7:00000000 r6:83018200 r5:00001000 r4:7f0dd000 [ 1341.677916][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.677969][ T32] r5:00001000 r4:df91f000 [ 1341.677992][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.678036][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.678107][ T32] r5:847eb38c r4:847eb000 [ 1341.678133][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1341.679534][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1341.680476][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 11 printk messages dropped ** [ 1341.681268][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 12 printk messages dropped ** [ 1341.681901][ T32] task:kworker/1:436 state:D stack:0 pid:6178 tgid:6178 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.682493][ T32] r5:85878c00 r4:829187f0 [ 1341.682548][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.682605][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.682676][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbd5e08 [ 1341.682709][ T32] r4:00000000 [ 1341.682731][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1341.682772][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.682810][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.682855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85474500 [ 1341.682901][ T32] r4:00000000 [ 1341.682931][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.683030][ T32] r9:83018205 r8:85878c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e1000 [ 1341.683062][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.683108][ T32] r5:00001000 r4:dfb39000 [ 1341.683143][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.683186][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.683230][ T32] r5:8584c78c r4:8584c400 [ 1341.683251][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.683299][ T32] r7:ddde2d40 r6:83018200 r5:8584c78c r4:847dea80 [ 1341.683321][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.683370][ T32] r10:61c88647 r9:85878c00 r8:847deaac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.683394][ T32] r4:847dea80 [ 1341.683454][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.683511][ T32] r10:00000000 r9:847dea80 r8:8027ed34 r7:ecbb5e60 r6:8581c680 r5:85878c00 ** 6 printk messages dropped ** [ 1341.683826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1341.693084][ T32] 9d20: c2503000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1341.693545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 9 printk messages dropped ** [ 1341.704745][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 5 printk messages dropped ** [ 1341.705046][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.705326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1341.705889][ T32] r4:857d0c00 ** 1 printk messages dropped ** [ 1341.705994][ T32] r5:857d0c00 r4:829187f0 ** 1 printk messages dropped ** [ 1341.706086][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1341.706499][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1341.707050][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1341.707430][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.708673][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 13 printk messages dropped ** [ 1341.709593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 9 printk messages dropped ** [ 1341.710108][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 9 printk messages dropped ** [ 1341.710577][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.710990][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.711297][ T32] r5:857d1800 r4:829187f0 ** 2 printk messages dropped ** [ 1341.711434][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb99e08 ** 2 printk messages dropped ** [ 1341.711552][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.711590][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.711645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85474880 [ 1341.711672][ T32] r4:00000000 [ 1341.711692][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.711742][ T32] r9:83018205 r8:857d1800 r7:00000000 r6:83018200 r5:00001000 r4:7f125000 [ 1341.711788][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.711844][ T32] r5:00001000 r4:eb4e9000 [ 1341.711865][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.711929][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.711978][ T32] r5:8584cf8c r4:8584cc00 [ 1341.712027][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.712103][ T32] r7:ddde2d40 r6:83018200 r5:8584cf8c r4:847dec00 [ 1341.712128][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.712178][ T32] r10:61c88647 r9:857d1800 r8:847dec2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.712225][ T32] r4:847dec00 [ 1341.712275][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.712327][ T32] r10:00000000 r9:847dec00 r8:8027ed34 r7:ecb95e60 r6:847dec80 r5:857d1800 [ 1341.712377][ T32] r4:00000001 [ 1341.712426][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.712473][ T32] Exception stack(0xecb99fb0 to 0xecb99ff8) [ 1341.712607][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.712704][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.712749][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.712847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.712876][ T32] r4:85474540 [ 1341.713201][ T32] INFO: task kworker/1:438:6181 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1341.713236][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.713362][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.713426][ T32] Call trace: [ 1341.713459][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1341.713519][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1341.713594][ T32] r4:00000000 [ 1341.713642][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.713686][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1341.713741][ T32] 9d20: c2724000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1341.713777][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1341.713834][ T32] 9d60: 80070013 ffffffff [ 1341.713863][ T32] r5:80070013 r4:80239bd0 [ 1341.713883][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.735992][ T32] r4:82ac11e4 [ 1341.736121][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.736207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1341.736234][ T32] r4:eaec9dc0 [ 1341.736256][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.736304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1341.736328][ T32] r4:00000000 [ 1341.736348][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.736421][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 6 printk messages dropped ** [ 1341.736801][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 14 printk messages dropped ** [ 1341.737366][ T32] INFO: task kworker/1:439:6184 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1341.737884][ T32] r5:857d3c00 r4:829187f0 ** 1 printk messages dropped ** [ 1341.737953][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 14 printk messages dropped ** [ 1341.738574][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.738622][ T32] r7:ddde2d40 r6:83018200 r5:857aab8c r4:847ded00 [ 1341.738647][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.738738][ T32] r10:61c88647 r9:857d3c00 r8:847ded2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.738765][ T32] r4:847ded00 [ 1341.738800][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.738872][ T32] r10:00000000 r9:847ded00 r8:8027ed34 r7:ecb99e60 r6:847ded80 r5:857d3c00 ** 9 printk messages dropped ** [ 1341.739975][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 1341.741418][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 20 printk messages dropped ** [ 1341.742423][ T32] task:kworker/1:440 state:D stack:0 pid:6188 tgid:6188 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.742786][ T32] r5:8587bc00 r4:829187f0 ** 3 printk messages dropped ** [ 1341.743067][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1341.743433][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1341.761628][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1341.763500][ T32] 9d60: 80070013 ffffffff ** 8 printk messages dropped ** [ 1341.763883][ T32] r4:00000000 [ 1341.763904][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.777919][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1341.777967][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.778040][ T32] r5:00001000 r4:ecc4f000 [ 1341.778064][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.778108][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.778157][ T32] r5:85a50b8c r4:85a50800 [ 1341.778178][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.778230][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1341.778253][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.778323][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.778396][ T32] r4:84879d00 [ 1341.778430][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.778500][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1341.778528][ T32] r4:00000001 [ 1341.778574][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.778618][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1341.778675][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.778714][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.778781][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.778850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.778886][ T32] r4:851e4ec0 [ 1341.778911][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.778998][ T32] INFO: task kworker/1:441:6190 blocked for more than 468 seconds. [ 1341.779060][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.779105][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.779134][ T32] task:kworker/1:441 state:D stack:0 pid:6190 tgid:6190 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.779199][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.779249][ T32] Call trace: [ 1341.779294][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1341.779362][ T32] r10:829187f4 r9:ecbe9d84 r8:00000002 r7:60000113 r6:ecbe9d8c r5:8587c800 [ 1341.779394][ T32] r4:8587c800 [ 1341.779470][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1341.779548][ T32] r5:8587c800 r4:829187f0 [ 1341.779574][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.779657][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.779744][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe9e08 [ 1341.779773][ T32] r4:00000000 [ 1341.779806][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1341.779851][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.779893][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.779973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85474e00 ** 3 printk messages dropped ** [ 1341.780130][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1341.780308][ T32] r5:8584db8c r4:8584d800 ** 2 printk messages dropped ** [ 1341.780421][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1341.780715][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1341.780835][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1341.780896][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.780930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.780954][ T32] r4:85474c00 [ 1341.781700][ T32] INFO: task kworker/1:441:6190 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1341.781754][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.781819][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.781889][ T32] Call trace: [ 1341.781923][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1341.781975][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1341.782001][ T32] r4:00000000 [ 1341.782047][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.782091][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1341.782123][ T32] 9d20: c2f43000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1341.782155][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1341.782347][ T32] 9d60: 80070013 ffffffff [ 1341.782387][ T32] r5:80070013 r4:80239bd0 [ 1341.782491][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.782560][ T32] r4:82ac11e4 [ 1341.782666][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.782730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1341.782789][ T32] r4:eaec9dc0 [ 1341.782824][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.782875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1341.782899][ T32] r4:00000000 [ 1341.782919][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.782968][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1341.782991][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.783035][ T32] r5:00001000 r4:ecc4f000 [ 1341.783056][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.783111][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.783186][ T32] r5:85a50b8c r4:85a50800 [ 1341.783210][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.783285][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1341.783317][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.783421][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.783557][ T32] r4:84879d00 [ 1341.783581][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.783640][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1341.783667][ T32] r4:00000001 [ 1341.783688][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.783726][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1341.783772][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.783806][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1341.783891][ T32] r4:851e4ec0 ** 2 printk messages dropped ** [ 1341.798901][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1341.799044][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.799389][ T32] r5:8587b000 r4:829187f0 [ 1341.799415][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.799457][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.799529][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbf1e08 ** 3 printk messages dropped ** [ 1341.799710][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1341.800221][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1341.800738][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.801842][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 11 printk messages dropped ** [ 1341.802328][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1341.802495][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 14 printk messages dropped ** [ 1341.803146][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 14 printk messages dropped ** [ 1341.803850][ T32] r4:8587ec00 ** 1 printk messages dropped ** [ 1341.803918][ T32] r5:8587ec00 r4:829187f0 ** 3 printk messages dropped ** [ 1341.817773][ T32] r4:00000000 [ 1341.817800][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1341.817844][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.818080][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.818158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85509d00 [ 1341.818186][ T32] r4:00000000 [ 1341.818207][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.818284][ T32] r9:83018205 r8:8587ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f153000 [ 1341.818330][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.818434][ T32] r5:00001000 r4:ecc75000 [ 1341.818469][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.818520][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.818565][ T32] r5:8584f38c r4:8584f000 [ 1341.818600][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.818656][ T32] r7:ddde2d40 r6:83018200 r5:8584f38c r4:847def80 [ 1341.818678][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.818755][ T32] r10:61c88647 r9:8587ec00 r8:847defac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.818819][ T32] r4:847def80 [ 1341.818845][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.818897][ T32] r10:00000000 r9:847def80 r8:8027ed34 r7:ecbe9e60 r6:8581c880 r5:8587ec00 [ 1341.818921][ T32] r4:00000001 [ 1341.818991][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.819066][ T32] Exception stack(0xecbf9fb0 to 0xecbf9ff8) [ 1341.819104][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.819136][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.819165][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.819197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.819220][ T32] r4:85474e40 [ 1341.819978][ T32] INFO: task kworker/1:443:6194 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1341.820044][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.820172][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.820253][ T32] Call trace: [ 1341.820289][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1341.820492][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 14 printk messages dropped ** [ 1341.821138][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 18 printk messages dropped ** [ 1341.822088][ T32] r4:851e4ec0 ** 5 printk messages dropped ** [ 1341.822417][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.822850][ T32] r5:8587a400 r4:829187f0 [ 1341.822900][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.823006][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 15 printk messages dropped ** [ 1341.823999][ T32] r7:ddde2d40 r6:83018200 r5:8584df8c r4:8585f000 ** 6 printk messages dropped ** [ 1341.847719][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.847770][ T32] Exception stack(0xecbfdfb0 to 0xecbfdff8) [ 1341.847805][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.847848][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.847906][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.847943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.847979][ T32] r4:85474e40 [ 1341.848851][ T32] INFO: task kworker/1:444:6195 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1341.848900][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.849019][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.849132][ T32] Call trace: [ 1341.849167][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1341.849223][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 4 printk messages dropped ** [ 1341.849372][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1341.849737][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.850034][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1341.850826][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.851120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1341.852162][ T32] r4:8587e000 ** 1 printk messages dropped ** [ 1341.852226][ T32] r5:8587e000 r4:829187f0 [ 1341.852259][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1341.852470][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.852531][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.852619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85509040 [ 1341.852667][ T32] r4:00000000 [ 1341.852696][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.852750][ T32] r9:83018205 r8:8587e000 r7:00000000 r6:83018200 r5:00001000 r4:7f135000 [ 1341.852773][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.852817][ T32] r5:00001000 r4:ebccb000 [ 1341.852883][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1341.853297][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 17 printk messages dropped ** [ 1341.861868][ T32] 9d60: 80070013 ffffffff ** 11 printk messages dropped ** [ 1341.862355][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 18 printk messages dropped ** [ 1341.863099][ T32] r4:851e4ec0 ** 11 printk messages dropped ** [ 1341.863601][ T32] r5:85880000 r4:829187f0 [ 1341.863648][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1341.863870][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1341.880043][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1341.881050][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.881087][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.881120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.881144][ T32] r4:85509280 [ 1341.881894][ T32] INFO: task kworker/1:446:6199 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1341.881953][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.882088][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.882169][ T32] Call trace: [ 1341.882225][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1341.882289][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1341.882317][ T32] r4:00000000 [ 1341.882349][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.882409][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1341.882454][ T32] 9d20: c3d6e000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1341.882511][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1341.882541][ T32] 9d60: 80070013 ffffffff [ 1341.882567][ T32] r5:80070013 r4:80239bd0 [ 1341.882589][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.882633][ T32] r4:82ac11e4 [ 1341.882665][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.882715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1341.882752][ T32] r4:eaec9dc0 [ 1341.882777][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.882823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1341.882871][ T32] r4:00000000 [ 1341.882895][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.882946][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1341.882969][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.883013][ T32] r5:00001000 r4:ecc4f000 [ 1341.883034][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.883075][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.883210][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.883593][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.883823][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1341.892354][ T32] r10:829187f4 r9:ecc15d84 r8:00000002 r7:60000013 r6:ecc15d8c r5:85881800 ** 2 printk messages dropped ** [ 1341.892445][ T32] r5:85881800 r4:829187f0 [ 1341.892482][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1341.892677][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1341.892780][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1341.893066][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1341.893499][ T32] r4:8585f180 ** 3 printk messages dropped ** [ 1341.893651][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.893690][ T32] Exception stack(0xecc15fb0 to 0xecc15ff8) [ 1341.893754][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.893792][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.893821][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.893854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.893877][ T32] r4:85509100 [ 1341.905136][ T32] INFO: task kworker/1:447:6201 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1341.905286][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.905380][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.905481][ T32] Call trace: [ 1341.905581][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1341.905643][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1341.905669][ T32] r4:00000000 [ 1341.905691][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.905771][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1341.905839][ T32] 9d20: c3fc5000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1341.905901][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1341.905931][ T32] 9d60: 80070013 ffffffff [ 1341.905981][ T32] r5:80070013 r4:80239bd0 [ 1341.906007][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.906081][ T32] r4:82ac11e4 [ 1341.906126][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.906214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1341.906272][ T32] r4:eaec9dc0 [ 1341.906298][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.906349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1341.906373][ T32] r4:00000000 [ 1341.906394][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.906526][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1341.906580][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.906692][ T32] r5:00001000 r4:ecc4f000 [ 1341.906743][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.906813][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.906863][ T32] r5:85a50b8c r4:85a50800 [ 1341.906899][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.906977][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1341.907009][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.907061][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.907085][ T32] r4:84879d00 [ 1341.907106][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.907179][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1341.907212][ T32] r4:00000001 [ 1341.907234][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.907272][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1341.907336][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.907373][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.907453][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.907493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.907554][ T32] r4:851e4ec0 [ 1341.907588][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.907632][ T32] INFO: task kworker/1:448:6203 blocked for more than 468 seconds. [ 1341.907694][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.907725][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.907772][ T32] task:kworker/1:448 state:D stack:0 pid:6203 tgid:6203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.907826][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.907870][ T32] Call trace: [ 1341.907913][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1341.907991][ T32] r10:829187f4 r9:ecc1dd84 r8:00000002 r7:60000013 r6:ecc1dd8c r5:85880c00 [ 1341.908035][ T32] r4:85880c00 [ 1341.908119][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1341.908197][ T32] r5:85880c00 r4:829187f0 [ 1341.908270][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.908381][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.908472][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc1de08 [ 1341.908514][ T32] r4:00000000 [ 1341.908562][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1341.908626][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.908695][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1341.909100][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1341.909428][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1341.909687][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.910365][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.910413][ T32] Call trace: [ 1341.910445][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1341.910510][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1341.910560][ T32] r4:00000000 [ 1341.910585][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.910626][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1341.910658][ T32] 9d20: c3fc5000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1341.910689][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1341.910738][ T32] 9d60: 80070013 ffffffff [ 1341.910798][ T32] r5:80070013 r4:80239bd0 [ 1341.910845][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.910917][ T32] r4:82ac11e4 [ 1341.910967][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.911031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1341.911060][ T32] r4:eaec9dc0 [ 1341.911082][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.911128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1341.911152][ T32] r4:00000000 [ 1341.911173][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.911221][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1341.911272][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.911321][ T32] r5:00001000 r4:ecc4f000 [ 1341.911515][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.911562][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.911617][ T32] r5:85a50b8c r4:85a50800 [ 1341.911642][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.911726][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1341.911766][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.911820][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.911849][ T32] r4:84879d00 [ 1341.911885][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.911938][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1341.911962][ T32] r4:00000001 [ 1341.911994][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.912035][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1341.912063][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.912104][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.912138][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1341.912649][ T32] INFO: task kworker/1:449:6209 blocked for more than 468 seconds. ** 6 printk messages dropped ** [ 1341.913083][ T32] r10:829187f4 r9:ecbe5d84 r8:00000002 r7:60000013 r6:ecbe5d8c r5:85883000 ** 2 printk messages dropped ** [ 1341.913209][ T32] r5:85883000 r4:829187f0 [ 1341.913305][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.913350][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.913400][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe5e08 [ 1341.913423][ T32] r4:00000000 [ 1341.913445][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1341.913494][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.913536][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.913581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85509c40 [ 1341.913619][ T32] r4:00000000 [ 1341.913644][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.913693][ T32] r9:83018205 r8:85883000 r7:00000000 r6:83018200 r5:00001000 r4:7f155000 [ 1341.913715][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.913764][ T32] r5:00001000 r4:ecc7f000 [ 1341.913890][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.933807][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.934265][ T32] r5:8584f78c r4:8584f400 [ 1341.934322][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.934389][ T32] r7:ddde2d40 r6:83018200 r5:8584f78c r4:8585f280 [ 1341.934412][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.934463][ T32] r10:61c88647 r9:85883000 r8:8585f2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.934496][ T32] r4:8585f280 [ 1341.934519][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.934673][ T32] r10:00000000 r9:8585f280 r8:8027ed34 r7:ecbf9e60 r6:8581cb80 r5:85883000 [ 1341.934711][ T32] r4:00000001 [ 1341.934786][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.934908][ T32] Exception stack(0xecbe5fb0 to 0xecbe5ff8) [ 1341.934945][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.934981][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.935040][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.935078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1341.936162][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.936749][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1341.937000][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1341.937247][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 8 printk messages dropped ** [ 1341.937665][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1341.938065][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1341.938165][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.938206][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.938283][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.938337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.938411][ T32] r4:851e4ec0 [ 1341.938440][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.938473][ T32] INFO: task kworker/1:450:6219 blocked for more than 468 seconds. [ 1341.938521][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.938550][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.938574][ T32] task:kworker/1:450 state:D stack:0 pid:6219 tgid:6219 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.938653][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.938752][ T32] Call trace: [ 1341.938786][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1341.938836][ T32] r10:829187f4 r9:ecc31d84 r8:00000002 r7:60000113 r6:ecc31d8c r5:85883c00 [ 1341.938875][ T32] r4:85883c00 [ 1341.938938][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1341.939006][ T32] r5:85883c00 r4:829187f0 [ 1341.939031][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.939123][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.939180][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc31e08 [ 1341.939228][ T32] r4:00000000 [ 1341.939260][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1341.939326][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.939392][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.939457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85509f00 [ 1341.939511][ T32] r4:00000000 [ 1341.939536][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.939656][ T32] r9:83018205 r8:85883c00 r7:00000000 r6:83018200 r5:00001000 r4:7f157000 ** 2 printk messages dropped ** [ 1341.939791][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1341.940143][ T32] r4:8585f300 ** 5 printk messages dropped ** [ 1341.940501][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.941328][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.942210][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1341.942733][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 7 printk messages dropped ** [ 1341.943271][ T32] r5:85a50b8c r4:85a50800 ** 3 printk messages dropped ** [ 1341.943433][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1341.974491][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.974617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.974692][ T32] r4:851e4ec0 [ 1341.974930][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.974971][ T32] INFO: task kworker/1:451:6221 blocked for more than 468 seconds. [ 1341.975046][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.975090][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.975160][ T32] task:kworker/1:451 state:D stack:0 pid:6221 tgid:6221 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.975242][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.975388][ T32] Call trace: [ 1341.975528][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1341.975607][ T32] r10:829187f4 r9:ecc19d84 r8:00000002 r7:60000013 r6:ecc19d8c r5:85884800 [ 1341.975750][ T32] r4:85884800 [ 1341.975777][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1341.975846][ T32] r5:85884800 r4:829187f0 [ 1341.975910][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.975957][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.976008][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc19e08 [ 1341.976033][ T32] r4:00000000 [ 1341.976113][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1341.976160][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.976202][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.976249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85842180 [ 1341.976273][ T32] r4:00000000 [ 1341.976294][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.976350][ T32] r9:83018205 r8:85884800 r7:00000000 r6:83018200 r5:00001000 r4:7f15f000 [ 1341.976376][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.976494][ T32] r5:00001000 r4:ecca5000 [ 1341.976594][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.976660][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.976707][ T32] r5:85844b8c r4:85844800 [ 1341.976728][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.976783][ T32] r7:ddde2d40 r6:83018200 r5:85844b8c r4:8585f380 [ 1341.976806][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.976856][ T32] r10:61c88647 r9:85884800 r8:8585f3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.976906][ T32] r4:8585f380 [ 1341.976935][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.976987][ T32] r10:00000000 r9:8585f380 r8:8027ed34 r7:ecc31e60 r6:8581cc80 r5:85884800 [ 1341.977012][ T32] r4:00000001 [ 1341.977033][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.977071][ T32] Exception stack(0xecc19fb0 to 0xecc19ff8) [ 1341.977110][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.977145][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.977222][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.977534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.977569][ T32] r4:85509f40 [ 1341.978370][ T32] INFO: task kworker/1:451:6221 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1341.978422][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.978484][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.978554][ T32] Call trace: [ 1341.978605][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1341.978686][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1341.978805][ T32] r4:00000000 [ 1341.978838][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.978923][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1341.978965][ T32] 9d20: c495a000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1341.978997][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1341.979022][ T32] 9d60: 80070013 ffffffff [ 1341.979048][ T32] r5:80070013 r4:80239bd0 [ 1341.979074][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.979118][ T32] r4:82ac11e4 [ 1341.979140][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.979205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1341.979233][ T32] r4:eaec9dc0 [ 1341.979254][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1341.979310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1341.979337][ T32] r4:00000000 [ 1341.979358][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1341.979406][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1341.979430][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.979474][ T32] r5:00001000 r4:ecc4f000 [ 1341.979579][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1341.979625][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.979671][ T32] r5:85a50b8c r4:85a50800 [ 1341.979798][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.979854][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1341.979876][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.979925][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.979949][ T32] r4:84879d00 [ 1341.979969][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.980017][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 4 printk messages dropped ** [ 1341.980251][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1341.980928][ T32] r5:85885400 r4:829187f0 ** 1 printk messages dropped ** [ 1341.980988][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 14 printk messages dropped ** [ 1341.981600][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.981674][ T32] r7:ddde2d40 r6:83018200 r5:8584438c r4:8585f400 [ 1341.981704][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.981850][ T32] r10:61c88647 r9:85885400 r8:8585f42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.981881][ T32] r4:8585f400 [ 1341.981902][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.982041][ T32] r10:00000000 r9:8585f400 r8:8027ed34 r7:ecc19e60 r6:8581cd00 r5:85885400 [ 1341.982069][ T32] r4:00000001 [ 1341.982090][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.982128][ T32] Exception stack(0xecc79fb0 to 0xecc79ff8) [ 1341.982166][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.982354][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.982389][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.982469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.982562][ T32] r4:85509f80 [ 1341.982929][ T32] INFO: task kworker/1:452:6223 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1341.982965][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.983024][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1341.983715][ T32] r4:82ac11e4 ** 10 printk messages dropped ** [ 1342.007576][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 15 printk messages dropped ** [ 1342.008227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1342.009056][ T32] r10:829187f4 r9:eccadd84 r8:00000002 r7:60000013 r6:eccadd8c r5:85886000 ** 2 printk messages dropped ** [ 1342.009204][ T32] r5:85886000 r4:829187f0 [ 1342.009232][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1342.009437][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1342.009787][ T32] r5:00001000 r4:ecc9f000 ** 13 printk messages dropped ** [ 1342.010307][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1342.012326][ T32] 9d20: c4e04000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1342.012787][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1342.012950][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.012972][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.013016][ T32] r5:00001000 r4:ecc4f000 [ 1342.013066][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.013118][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.013162][ T32] r5:85a50b8c r4:85a50800 [ 1342.013241][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.013296][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1342.013319][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.013369][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.013392][ T32] r4:84879d00 [ 1342.013412][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.013491][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1342.013519][ T32] r4:00000001 [ 1342.013540][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.013613][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1342.013669][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.013738][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.013770][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.013804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.013865][ T32] r4:851e4ec0 [ 1342.013890][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.025206][ T32] INFO: task kworker/1:454:6228 blocked for more than 468 seconds. [ 1342.025337][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.025394][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.025430][ T32] task:kworker/1:454 state:D stack:0 pid:6228 tgid:6228 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.025532][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.025750][ T32] Call trace: [ 1342.025810][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1342.025870][ T32] r10:829187f4 r9:eccb9d84 r8:00000002 r7:60000013 r6:eccb9d8c r5:857c6c00 [ 1342.025895][ T32] r4:857c6c00 [ 1342.025967][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1342.026017][ T32] r5:857c6c00 r4:829187f0 [ 1342.026039][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.026080][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.026130][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccb9e08 ** 2 printk messages dropped ** [ 1342.026343][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.026905][ T32] r5:85844f8c r4:85844c00 ** 8 printk messages dropped ** [ 1342.027484][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1342.027920][ T32] r4:85842000 [ 1342.028778][ T32] INFO: task kworker/1:454:6228 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.028825][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.029025][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.029120][ T32] Call trace: [ 1342.029266][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.029361][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.029415][ T32] r4:00000000 [ 1342.029464][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.029545][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.029583][ T32] 9d20: c4e04000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.029616][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.029643][ T32] 9d60: 80070013 ffffffff [ 1342.029670][ T32] r5:80070013 r4:80239bd0 [ 1342.029695][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.029765][ T32] r4:82ac11e4 [ 1342.029815][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.029872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.029897][ T32] r4:eaec9dc0 [ 1342.029945][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.030019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.030046][ T32] r4:00000000 [ 1342.030069][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.030118][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.030165][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.030222][ T32] r5:00001000 r4:ecc4f000 [ 1342.030244][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.030335][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.030418][ T32] r5:85a50b8c r4:85a50800 [ 1342.030467][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.030552][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1342.030665][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.030720][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1342.030894][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.031212][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1342.031686][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.032024][ T32] r5:85886c00 r4:829187f0 [ 1342.032048][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.032091][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.032180][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccc5e08 [ 1342.032209][ T32] r4:00000000 [ 1342.032232][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.032273][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.032311][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.032355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858424c0 [ 1342.032380][ T32] r4:00000000 [ 1342.032400][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.032448][ T32] r9:83018205 r8:85886c00 r7:00000000 r6:83018200 r5:00001000 r4:7f165000 [ 1342.032471][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.032523][ T32] r5:00001000 r4:ecccb000 [ 1342.032588][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.032668][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.032724][ T32] r5:8584538c r4:85845000 [ 1342.032785][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.032839][ T32] r7:ddde2d40 r6:83018200 r5:8584538c r4:8585f580 [ 1342.032861][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.032926][ T32] r10:61c88647 r9:85886c00 r8:8585f5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.032955][ T32] r4:8585f580 [ 1342.032990][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.033044][ T32] r10:00000000 r9:8585f580 r8:8027ed34 r7:eccb9e60 r6:8581ce80 r5:85886c00 [ 1342.033069][ T32] r4:00000001 [ 1342.033105][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.033148][ T32] Exception stack(0xeccc5fb0 to 0xeccc5ff8) [ 1342.033179][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1342.033469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1342.064691][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.065046][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.065553][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1342.065887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 3 printk messages dropped ** [ 1342.066097][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1342.066214][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1342.066601][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 2 printk messages dropped ** [ 1342.066891][ T32] r4:84879d00 ** 2 printk messages dropped ** [ 1342.067170][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1342.067299][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1342.067474][ T32] INFO: task kworker/1:456:6233 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1342.068023][ T32] r5:85882400 r4:829187f0 [ 1342.068046][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.068096][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.068165][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc95e08 [ 1342.068201][ T32] r4:00000000 [ 1342.068224][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.068266][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.068321][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.068419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85842580 [ 1342.068461][ T32] r4:00000000 [ 1342.068495][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.068574][ T32] r9:83018205 r8:85882400 r7:00000000 r6:83018200 r5:00001000 r4:7f167000 [ 1342.068602][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.068650][ T32] r5:00001000 r4:eccd1000 [ 1342.068686][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.068734][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.068798][ T32] r5:8584578c r4:85845400 [ 1342.068847][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.068902][ T32] r7:ddde2d40 r6:83018200 r5:8584578c r4:8585f600 [ 1342.068925][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.068988][ T32] r10:61c88647 r9:85882400 r8:8585f62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.069017][ T32] r4:8585f600 [ 1342.069039][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.069136][ T32] r10:00000000 r9:8585f600 r8:8027ed34 r7:eccc5e60 r6:8581cf00 r5:85882400 [ 1342.069196][ T32] r4:00000001 [ 1342.069221][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.069309][ T32] Exception stack(0xecc95fb0 to 0xecc95ff8) [ 1342.069520][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.069557][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.069586][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.069617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.069651][ T32] r4:85842480 [ 1342.070453][ T32] INFO: task kworker/1:456:6233 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.070499][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.070654][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.070717][ T32] Call trace: [ 1342.070890][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.071019][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.071048][ T32] r4:00000000 [ 1342.071081][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.071136][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.071171][ T32] 9d20: c5420000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.071202][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.071227][ T32] 9d60: 80070013 ffffffff [ 1342.071252][ T32] r5:80070013 r4:80239bd0 [ 1342.071283][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.071329][ T32] r4:82ac11e4 [ 1342.071350][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.071396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.071419][ T32] r4:eaec9dc0 [ 1342.071439][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.071484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.071516][ T32] r4:00000000 [ 1342.071537][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.071605][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.071637][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.071708][ T32] r5:00001000 r4:ecc4f000 [ 1342.071757][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.071802][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.071847][ T32] r5:85a50b8c r4:85a50800 [ 1342.071867][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.071916][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1342.071938][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.071987][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.072010][ T32] r4:84879d00 [ 1342.072031][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.072079][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1342.072103][ T32] r4:00000001 [ 1342.072123][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.072185][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1342.072216][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.072248][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.072276][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.072308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.072341][ T32] r4:851e4ec0 [ 1342.072490][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.072531][ T32] INFO: task kworker/1:457:6235 blocked for more than 468 seconds. [ 1342.072600][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.072628][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.072650][ T32] task:kworker/1:457 state:D stack:0 pid:6235 tgid:6235 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.072714][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.072783][ T32] Call trace: [ 1342.072879][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1342.072954][ T32] r10:829187f4 r9:eccd9d84 r8:00000002 r7:60000013 r6:eccd9d8c r5:8587d400 [ 1342.072981][ T32] r4:8587d400 [ 1342.073002][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1342.073070][ T32] r5:8587d400 r4:829187f0 [ 1342.073095][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.073143][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.073220][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccd9e08 [ 1342.073261][ T32] r4:00000000 [ 1342.073285][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.073325][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.073363][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.073409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858428c0 [ 1342.073456][ T32] r4:00000000 [ 1342.073494][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.073549][ T32] r9:83018205 r8:8587d400 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1342.073595][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.073666][ T32] r5:00001000 r4:dfb33000 [ 1342.073798][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.073843][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.073902][ T32] r5:85845f8c r4:85845c00 [ 1342.091556][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.091725][ T32] r7:ddde2d40 r6:83018200 r5:85845f8c r4:8585f680 [ 1342.091752][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.091820][ T32] r10:61c88647 r9:8587d400 r8:8585f6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.091924][ T32] r4:8585f680 [ 1342.092047][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.092154][ T32] r10:00000000 r9:8585f680 r8:8027ed34 r7:ecc95e60 r6:8581cf80 r5:8587d400 [ 1342.092231][ T32] r4:00000001 [ 1342.092257][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.092298][ T32] Exception stack(0xeccd9fb0 to 0xeccd9ff8) [ 1342.092343][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.092415][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.092473][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.092558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.092593][ T32] r4:858425c0 [ 1342.093334][ T32] INFO: task kworker/1:457:6235 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.093372][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.093556][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.093610][ T32] Call trace: [ 1342.093685][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.093756][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.093784][ T32] r4:00000000 [ 1342.093955][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.107038][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.107101][ T32] 9d20: c59ac000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.107160][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.107196][ T32] 9d60: 80070013 ffffffff [ 1342.107228][ T32] r5:80070013 r4:80239bd0 [ 1342.107260][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.107324][ T32] r4:82ac11e4 [ 1342.107346][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.107393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.107423][ T32] r4:eaec9dc0 [ 1342.107445][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.107499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.107524][ T32] r4:00000000 [ 1342.107625][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.107681][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.107762][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.107815][ T32] r5:00001000 r4:ecc4f000 [ 1342.107860][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.108253][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.108319][ T32] r5:85a50b8c r4:85a50800 [ 1342.108372][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.108452][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1342.108475][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.108764][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.108877][ T32] r4:84879d00 [ 1342.108924][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.108978][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1342.109070][ T32] r4:00000001 [ 1342.109096][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.109136][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1342.109166][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.109197][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.109228][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.109293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.109380][ T32] r4:851e4ec0 [ 1342.109415][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.109447][ T32] INFO: task kworker/1:458:6237 blocked for more than 468 seconds. [ 1342.109482][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.109521][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.109829][ T32] task:kworker/1:458 state:D stack:0 pid:6237 tgid:6237 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.110049][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.110107][ T32] Call trace: [ 1342.110168][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1342.110224][ T32] r10:829187f4 r9:ecb4dd84 r8:00000002 r7:60000113 r6:ecb4dd8c r5:857d8000 [ 1342.110249][ T32] r4:857d8000 [ 1342.110282][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1342.110337][ T32] r5:857d8000 r4:829187f0 [ 1342.110358][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.110521][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.110578][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb4de08 [ 1342.110604][ T32] r4:00000000 [ 1342.110650][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.110696][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.110734][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.110794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858426c0 [ 1342.110822][ T32] r4:00000000 [ 1342.110868][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.110945][ T32] r9:83018205 r8:857d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f169000 [ 1342.111027][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.111126][ T32] r5:00001000 r4:eccdb000 [ 1342.111152][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.111210][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.111284][ T32] r5:85845b8c r4:85845800 [ 1342.111308][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.111356][ T32] r7:ddde2d40 r6:83018200 r5:85845b8c r4:8585f700 [ 1342.111391][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.111444][ T32] r10:61c88647 r9:857d8000 r8:8585f72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.111467][ T32] r4:8585f700 [ 1342.111493][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.111543][ T32] r10:00000000 r9:8585f700 r8:8027ed34 r7:eccd9e60 r6:851b5000 r5:857d8000 [ 1342.111568][ T32] r4:00000001 [ 1342.111588][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.111625][ T32] Exception stack(0xecb4dfb0 to 0xecb4dff8) [ 1342.111656][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.111687][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.111716][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.111748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.111801][ T32] r4:85842600 [ 1342.112576][ T32] INFO: task kworker/1:458:6237 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.112615][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.112674][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.112720][ T32] Call trace: [ 1342.112751][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.112802][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.112826][ T32] r4:00000000 [ 1342.112847][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.112887][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.112938][ T32] 9d20: c59ac000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.112974][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.113000][ T32] 9d60: 80070013 ffffffff [ 1342.113026][ T32] r5:80070013 r4:80239bd0 [ 1342.113082][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.113143][ T32] r4:82ac11e4 [ 1342.113169][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.113227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.113259][ T32] r4:eaec9dc0 [ 1342.113331][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.113440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.113483][ T32] r4:00000000 [ 1342.113643][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.113708][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.113734][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.113791][ T32] r5:00001000 r4:ecc4f000 [ 1342.113816][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.113857][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.113948][ T32] r5:85a50b8c r4:85a50800 [ 1342.134611][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.134760][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1342.134813][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.134876][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.134927][ T32] r4:84879d00 [ 1342.134953][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.135006][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1342.135054][ T32] r4:00000001 [ 1342.135083][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.135150][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1342.135239][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.135299][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.135333][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.135368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.135392][ T32] r4:851e4ec0 [ 1342.135418][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.135494][ T32] INFO: task kworker/1:459:6242 blocked for more than 468 seconds. [ 1342.135544][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.135602][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.135655][ T32] task:kworker/1:459 state:D stack:0 pid:6242 tgid:6242 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.135752][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.135876][ T32] Call trace: [ 1342.135967][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1342.136022][ T32] r10:829187f4 r9:eccb5d84 r8:00000002 r7:60000113 r6:eccb5d8c r5:857d8c00 [ 1342.136072][ T32] r4:857d8c00 [ 1342.136098][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1342.136143][ T32] r5:857d8c00 r4:829187f0 [ 1342.136166][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.136302][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.136434][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccb5e08 [ 1342.136491][ T32] r4:00000000 [ 1342.136527][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.136613][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.136659][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.136705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85842dc0 [ 1342.136728][ T32] r4:00000000 [ 1342.136772][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.136914][ T32] r9:83018205 r8:857d8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f103000 [ 1342.136942][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.137054][ T32] r5:00001000 r4:eca07000 [ 1342.137079][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.137146][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.137195][ T32] r5:85791f8c r4:85791c00 [ 1342.137217][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.137264][ T32] r7:ddde2d40 r6:83018200 r5:85791f8c r4:8585f780 [ 1342.137286][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.137360][ T32] r10:61c88647 r9:857d8c00 r8:8585f7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.137389][ T32] r4:8585f780 [ 1342.137410][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.137459][ T32] r10:00000000 r9:8585f780 r8:8027ed34 r7:eccd9e60 r6:851b5080 r5:857d8c00 [ 1342.137483][ T32] r4:00000001 [ 1342.137531][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.137571][ T32] Exception stack(0xeccb5fb0 to 0xeccb5ff8) [ 1342.137599][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.137630][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.137682][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.137723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.137747][ T32] r4:85842880 [ 1342.138652][ T32] INFO: task kworker/1:459:6242 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.138703][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.138765][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.138813][ T32] Call trace: [ 1342.138849][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.138958][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.138989][ T32] r4:00000000 [ 1342.139010][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.139069][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.139108][ T32] 9d20: c5ce6000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.139140][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.139166][ T32] 9d60: 80070013 ffffffff [ 1342.139203][ T32] r5:80070013 r4:80239bd0 [ 1342.139232][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.139298][ T32] r4:82ac11e4 [ 1342.139323][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.139380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.139407][ T32] r4:eaec9dc0 [ 1342.139428][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.139474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.139534][ T32] r4:00000000 [ 1342.139559][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.139620][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.139646][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.139693][ T32] r5:00001000 r4:ecc4f000 [ 1342.139772][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.140054][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.140167][ T32] r5:85a50b8c r4:85a50800 [ 1342.140208][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.140322][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1342.140347][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.140397][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.140444][ T32] r4:84879d00 [ 1342.140467][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.140523][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1342.140582][ T32] r4:00000001 [ 1342.140608][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.140646][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1342.140674][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.140731][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.140765][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.140797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.140833][ T32] r4:851e4ec0 [ 1342.140859][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.140892][ T32] INFO: task kworker/1:460:6243 blocked for more than 468 seconds. [ 1342.140962][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.141119][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.141154][ T32] task:kworker/1:460 state:D stack:0 pid:6243 tgid:6243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.141205][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.141273][ T32] Call trace: [ 1342.141310][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1342.141361][ T32] r10:829187f4 r9:ecc9dd84 r8:00000002 r7:60000013 r6:ecc9dd8c r5:857d9800 [ 1342.141385][ T32] r4:857d9800 [ 1342.141406][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1342.141448][ T32] r5:857d9800 r4:829187f0 [ 1342.141468][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.141529][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.141582][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc9de08 [ 1342.141629][ T32] r4:00000000 [ 1342.141733][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.141797][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.141838][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.141883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85842980 [ 1342.141906][ T32] r4:00000000 [ 1342.141926][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.141973][ T32] r9:83018205 r8:857d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ed000 [ 1342.141995][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.142039][ T32] r5:00001000 r4:ebf55000 [ 1342.142078][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.142147][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.142194][ T32] r5:8584638c r4:85846000 [ 1342.142215][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.142263][ T32] r7:ddde2d40 r6:83018200 r5:8584638c r4:8585f800 [ 1342.142285][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.142334][ T32] r10:61c88647 r9:857d9800 r8:8585f82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.142357][ T32] r4:8585f800 [ 1342.142377][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.142425][ T32] r10:00000000 r9:8585f800 r8:8027ed34 r7:eccb5e60 r6:851b5100 r5:857d9800 [ 1342.142449][ T32] r4:00000001 [ 1342.142470][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.142533][ T32] Exception stack(0xecc9dfb0 to 0xecc9dff8) [ 1342.142572][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.142604][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.142657][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.142692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.142716][ T32] r4:85842880 [ 1342.143132][ T32] INFO: task kworker/1:460:6243 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.143174][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.143340][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.143391][ T32] Call trace: [ 1342.143423][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.143490][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.143524][ T32] r4:00000000 [ 1342.143545][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.143586][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.143618][ T32] 9d20: c5ce6000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.143685][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.143716][ T32] 9d60: 80070013 ffffffff [ 1342.143742][ T32] r5:80070013 r4:80239bd0 [ 1342.143762][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.143805][ T32] r4:82ac11e4 [ 1342.143825][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.143917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.143996][ T32] r4:eaec9dc0 [ 1342.161884][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.162038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.162093][ T32] r4:00000000 [ 1342.162122][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.162180][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.162204][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.162255][ T32] r5:00001000 r4:ecc4f000 [ 1342.162277][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.162319][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.162365][ T32] r5:85a50b8c r4:85a50800 [ 1342.162507][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.162566][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1342.162589][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.162651][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.162679][ T32] r4:84879d00 [ 1342.162701][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.162756][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1342.162783][ T32] r4:00000001 [ 1342.162876][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.163061][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1342.163099][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.163158][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.163293][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.163357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.163386][ T32] r4:851e4ec0 [ 1342.163411][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.163532][ T32] INFO: task kworker/1:461:6244 blocked for more than 468 seconds. [ 1342.163574][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.163603][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.163627][ T32] task:kworker/1:461 state:D stack:0 pid:6244 tgid:6244 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.163690][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.163749][ T32] Call trace: [ 1342.163860][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1342.163974][ T32] r10:829187f4 r9:ecb55d84 r8:00000002 r7:60000013 r6:ecb55d8c r5:857da400 [ 1342.177157][ T32] r4:857da400 [ 1342.177222][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1342.177306][ T32] r5:857da400 r4:829187f0 [ 1342.177332][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.177377][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.177449][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb55e08 [ 1342.177507][ T32] r4:00000000 [ 1342.177539][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.177581][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.177624][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.177691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84adfa80 [ 1342.177741][ T32] r4:00000000 [ 1342.177771][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.177844][ T32] r9:83018205 r8:857da400 r7:00000000 r6:83018200 r5:00001000 r4:7f2d9000 [ 1342.177890][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.177944][ T32] r5:00001000 r4:ecbad000 [ 1342.177966][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.178007][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.178072][ T32] r5:847f878c r4:847f8400 [ 1342.178103][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.178155][ T32] r7:ddde2d40 r6:83018200 r5:847f878c r4:8585f880 [ 1342.178198][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.178253][ T32] r10:61c88647 r9:857da400 r8:8585f8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.178286][ T32] r4:8585f880 [ 1342.178336][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.178439][ T32] r10:00000000 r9:8585f880 r8:8027ed34 r7:eccb5e60 r6:851b5180 r5:857da400 [ 1342.178466][ T32] r4:00000001 [ 1342.178515][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.178561][ T32] Exception stack(0xecb55fb0 to 0xecb55ff8) [ 1342.178595][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.178626][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.178660][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.178726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.178752][ T32] r4:85842880 [ 1342.179519][ T32] INFO: task kworker/1:461:6244 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.179557][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.179685][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.179765][ T32] Call trace: [ 1342.179799][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.179873][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.179921][ T32] r4:00000000 [ 1342.179945][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.180008][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.180046][ T32] 9d20: c6287000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.180109][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.180142][ T32] 9d60: 80070013 ffffffff [ 1342.180189][ T32] r5:80070013 r4:80239bd0 [ 1342.180214][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.180258][ T32] r4:82ac11e4 [ 1342.180278][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.180346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.180374][ T32] r4:eaec9dc0 [ 1342.180396][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.180453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.180480][ T32] r4:00000000 [ 1342.180505][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.180586][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.180633][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.180682][ T32] r5:00001000 r4:ecc4f000 [ 1342.180703][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.180744][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.180787][ T32] r5:85a50b8c r4:85a50800 [ 1342.180821][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.180874][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1342.180897][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.180945][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.180969][ T32] r4:84879d00 [ 1342.181012][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.181069][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1342.181093][ T32] r4:00000001 [ 1342.181114][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.181151][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1342.181179][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.181211][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.181261][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.181296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.181319][ T32] r4:851e4ec0 [ 1342.181341][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.181396][ T32] INFO: task kworker/1:462:6263 blocked for more than 468 seconds. [ 1342.181445][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.181488][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.181523][ T32] task:kworker/1:462 state:D stack:0 pid:6263 tgid:6263 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.181572][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.181616][ T32] Call trace: [ 1342.181647][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1342.181696][ T32] r10:829187f4 r9:ecb59d84 r8:00000002 r7:60000113 r6:ecb59d8c r5:857dc800 [ 1342.181721][ T32] r4:857dc800 [ 1342.181741][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1342.181782][ T32] r5:857dc800 r4:829187f0 [ 1342.181803][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.181863][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.181919][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb59e08 [ 1342.181986][ T32] r4:00000000 [ 1342.182025][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.182070][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.182118][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.182190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ff280 [ 1342.182219][ T32] r4:00000000 [ 1342.182255][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.182312][ T32] r9:83018205 r8:857dc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1b5000 [ 1342.182356][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.182408][ T32] r5:00001000 r4:ec80d000 [ 1342.182430][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.182472][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.182522][ T32] r5:857ff78c r4:857ff400 [ 1342.182543][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.182610][ T32] r7:ddde2d40 r6:83018200 r5:857ff78c r4:8585f900 [ 1342.182635][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.182687][ T32] r10:61c88647 r9:857dc800 r8:8585f92c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.182711][ T32] r4:8585f900 [ 1342.182742][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.182814][ T32] r10:00000000 r9:8585f900 r8:8027ed34 r7:ecb55e60 r6:851b5200 r5:857dc800 [ 1342.182841][ T32] r4:00000001 [ 1342.182862][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.182898][ T32] Exception stack(0xecb59fb0 to 0xecb59ff8) [ 1342.182926][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.182957][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.182985][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.183025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.183052][ T32] r4:858373c0 [ 1342.183437][ T32] INFO: task kworker/1:462:6263 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.183493][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.183585][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.183665][ T32] Call trace: [ 1342.183717][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.183770][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.183816][ T32] r4:00000000 [ 1342.183861][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.204344][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.204455][ T32] 9d20: c68d3000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.204521][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.204579][ T32] 9d60: 80070013 ffffffff [ 1342.204612][ T32] r5:80070013 r4:80239bd0 [ 1342.204637][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.204701][ T32] r4:82ac11e4 [ 1342.204722][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.204767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.204790][ T32] r4:eaec9dc0 [ 1342.204826][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.204887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.204917][ T32] r4:00000000 [ 1342.204938][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.204989][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.205012][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.205058][ T32] r5:00001000 r4:ecc4f000 [ 1342.205080][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.205120][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.205164][ T32] r5:85a50b8c r4:85a50800 [ 1342.205185][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.205233][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1342.205256][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.205326][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.205354][ T32] r4:84879d00 [ 1342.205384][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.205438][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1342.205484][ T32] r4:00000001 [ 1342.205538][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.205582][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1342.205610][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.205641][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.205669][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.205721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.205747][ T32] r4:851e4ec0 [ 1342.205771][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.205812][ T32] INFO: task kworker/1:463:6335 blocked for more than 468 seconds. [ 1342.205859][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.205896][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.205924][ T32] task:kworker/1:463 state:D stack:0 pid:6335 tgid:6335 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.205984][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.206040][ T32] Call trace: [ 1342.206076][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1342.206129][ T32] r10:829187f4 r9:ec9c9d84 r8:00000002 r7:60000013 r6:ec9c9d8c r5:857dd400 [ 1342.206154][ T32] r4:857dd400 [ 1342.206174][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1342.206231][ T32] r5:857dd400 r4:829187f0 [ 1342.206264][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.206308][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.206378][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9c9e08 [ 1342.206406][ T32] r4:00000000 [ 1342.206439][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.206484][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.206533][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.206578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84877300 [ 1342.206602][ T32] r4:00000000 [ 1342.206644][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.206699][ T32] r9:83018205 r8:857dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f20d000 [ 1342.206722][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.206769][ T32] r5:00001000 r4:ecc0f000 [ 1342.206809][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.206864][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.206934][ T32] r5:85869f8c r4:85869c00 [ 1342.206975][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.207040][ T32] r7:ddde2d40 r6:83018200 r5:85869f8c r4:8585fa00 [ 1342.207089][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.207151][ T32] r10:61c88647 r9:857dd400 r8:8585fa2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.207181][ T32] r4:8585fa00 [ 1342.207209][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.207257][ T32] r10:00000000 r9:8585fa00 r8:8027ed34 r7:ecb55e60 r6:851b5380 r5:857dd400 [ 1342.207280][ T32] r4:00000001 [ 1342.207299][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.207356][ T32] Exception stack(0xec9c9fb0 to 0xec9c9ff8) [ 1342.207394][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.207425][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.207454][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.207486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.207513][ T32] r4:858ff100 [ 1342.208276][ T32] INFO: task kworker/1:463:6335 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.208322][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.208445][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.208526][ T32] Call trace: [ 1342.208580][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.208633][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.208673][ T32] r4:00000000 [ 1342.208727][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.208771][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.208803][ T32] 9d20: c68d3000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.208856][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.208907][ T32] 9d60: 80070013 ffffffff [ 1342.208936][ T32] r5:80070013 r4:80239bd0 [ 1342.208957][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.209020][ T32] r4:82ac11e4 [ 1342.209065][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.209114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.209138][ T32] r4:eaec9dc0 [ 1342.209158][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.209205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.209228][ T32] r4:00000000 [ 1342.209268][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.209320][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.209354][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.209412][ T32] r5:00001000 r4:ecc4f000 [ 1342.209476][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.209538][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.209619][ T32] r5:85a50b8c r4:85a50800 [ 1342.209643][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.209693][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1342.209736][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.209804][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.209830][ T32] r4:84879d00 [ 1342.209850][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.209898][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1342.209923][ T32] r4:00000001 [ 1342.209968][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.210028][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1342.210059][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.210089][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.210118][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.210149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.210194][ T32] r4:851e4ec0 [ 1342.210219][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.210245][ T32] INFO: task kworker/1:464:6386 blocked for more than 468 seconds. [ 1342.210275][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.210307][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.210329][ T32] task:kworker/1:464 state:D stack:0 pid:6386 tgid:6386 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.210408][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.210477][ T32] Call trace: [ 1342.210517][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1342.210567][ T32] r10:829187f4 r9:ec9c5d84 r8:00000002 r7:60000113 r6:ec9c5d8c r5:857de000 [ 1342.210590][ T32] r4:857de000 [ 1342.210610][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1342.210652][ T32] r5:857de000 r4:829187f0 [ 1342.210672][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.210711][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.210759][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9c5e08 [ 1342.210805][ T32] r4:00000000 [ 1342.210833][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.210874][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.210933][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.210994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475c100 [ 1342.211020][ T32] r4:00000000 [ 1342.211039][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.211088][ T32] r9:83018205 r8:857de000 r7:00000000 r6:83018200 r5:00001000 r4:7f2d5000 [ 1342.211118][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.211169][ T32] r5:00001000 r4:ecb33000 [ 1342.211190][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.211231][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.211275][ T32] r5:847f8f8c r4:847f8c00 [ 1342.211295][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.211352][ T32] r7:ddde2d40 r6:83018200 r5:847f8f8c r4:8585fa80 [ 1342.211378][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.211458][ T32] r10:61c88647 r9:857de000 r8:8585faac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.211485][ T32] r4:8585fa80 [ 1342.211512][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.211562][ T32] r10:00000000 r9:8585fa80 r8:8027ed34 r7:ecb55e60 r6:851b5400 r5:857de000 [ 1342.211585][ T32] r4:00000001 [ 1342.211604][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.211647][ T32] Exception stack(0xec9c5fb0 to 0xec9c5ff8) [ 1342.211676][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.211708][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.211750][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.211789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.211816][ T32] r4:84877680 [ 1342.212128][ T32] INFO: task kworker/1:464:6386 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.212162][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.212219][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.212293][ T32] Call trace: [ 1342.212337][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.212392][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.212425][ T32] r4:00000000 [ 1342.212469][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.212517][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.212570][ T32] 9d20: c68d3000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.212604][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.212651][ T32] 9d60: 80070013 ffffffff [ 1342.212720][ T32] r5:80070013 r4:80239bd0 [ 1342.212743][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.212788][ T32] r4:82ac11e4 [ 1342.212808][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.212852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.212876][ T32] r4:eaec9dc0 [ 1342.212911][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.212960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.212983][ T32] r4:00000000 [ 1342.213023][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.213096][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.213122][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.213186][ T32] r5:00001000 r4:ecc4f000 [ 1342.213210][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.213273][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.213321][ T32] r5:85a50b8c r4:85a50800 [ 1342.213341][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.213390][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1342.213421][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.213472][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.213503][ T32] r4:84879d00 [ 1342.213528][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.213578][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1342.213601][ T32] r4:00000001 [ 1342.213636][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.213697][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1342.213734][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.213768][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.213797][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.213828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.213871][ T32] r4:851e4ec0 [ 1342.213900][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.236463][ T32] INFO: task kworker/1:465:6489 blocked for more than 468 seconds. [ 1342.236622][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.236660][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.236702][ T32] task:kworker/1:465 state:D stack:0 pid:6489 tgid:6489 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.236780][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.236844][ T32] Call trace: [ 1342.236899][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1342.236964][ T32] r10:829187f4 r9:ecee1d84 r8:00000002 r7:60000113 r6:ecee1d8c r5:8483c800 [ 1342.236989][ T32] r4:8483c800 [ 1342.237010][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1342.237074][ T32] r5:8483c800 r4:829187f0 [ 1342.237099][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.237230][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.237285][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecee1e08 [ 1342.237308][ T32] r4:00000000 [ 1342.237349][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.237402][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.237448][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.237513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595cc80 [ 1342.237563][ T32] r4:00000000 [ 1342.237587][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.237638][ T32] r9:83018205 r8:8483c800 r7:00000000 r6:83018200 r5:00001000 r4:7f2d7000 [ 1342.237660][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.237723][ T32] r5:00001000 r4:ecb73000 [ 1342.237769][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.237814][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.237859][ T32] r5:847f8b8c r4:847f8800 [ 1342.237887][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.237943][ T32] r7:ddde2d40 r6:83018200 r5:847f8b8c r4:8585fb00 [ 1342.237965][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.238023][ T32] r10:61c88647 r9:8483c800 r8:8585fb2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.238049][ T32] r4:8585fb00 [ 1342.238070][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.238119][ T32] r10:00000000 r9:8585fb00 r8:8027ed34 r7:ecb55e60 r6:851b5480 r5:8483c800 [ 1342.238143][ T32] r4:00000001 [ 1342.238163][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.238201][ T32] Exception stack(0xecee1fb0 to 0xecee1ff8) [ 1342.238231][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.238262][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.238294][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.238359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.238419][ T32] r4:8595cc80 [ 1342.239258][ T32] INFO: task kworker/1:465:6489 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 7 printk messages dropped ** [ 1342.239924][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 8 printk messages dropped ** [ 1342.240425][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1342.240686][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 9 printk messages dropped ** [ 1342.241113][ T32] r4:84879d00 ** 6 printk messages dropped ** [ 1342.241333][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.241686][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.241898][ T32] r5:8483d400 r4:829187f0 [ 1342.241929][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1342.242351][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1342.242821][ T32] r10:61c88647 r9:8483d400 r8:8585fbac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1342.243196][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1342.267105][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1342.267453][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1342.267802][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.268139][ T32] r5:85a50b8c r4:85a50800 ** 4 printk messages dropped ** [ 1342.268395][ T32] r4:84879d00 [ 1342.268472][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.268621][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1342.268659][ T32] r4:00000001 [ 1342.268742][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.268828][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1342.268860][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.268891][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.268921][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.268953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.268976][ T32] r4:851e4ec0 [ 1342.269000][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.269079][ T32] INFO: task kworker/1:467:6493 blocked for more than 468 seconds. [ 1342.269120][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.269188][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.269215][ T32] task:kworker/1:467 state:D stack:0 pid:6493 tgid:6493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.269264][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.269349][ T32] Call trace: [ 1342.269403][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1342.269454][ T32] r10:829187f4 r9:ecef1d84 r8:00000002 r7:60000013 r6:ecef1d8c r5:8483bc00 [ 1342.269511][ T32] r4:8483bc00 [ 1342.269538][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1342.269602][ T32] r5:8483bc00 r4:829187f0 [ 1342.269627][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.269688][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.269741][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecef1e08 [ 1342.269764][ T32] r4:00000000 [ 1342.269785][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.269824][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.269860][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.269925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596e0c0 [ 1342.269956][ T32] r4:00000000 [ 1342.269998][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.270050][ T32] r9:83018205 r8:8483bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f2db000 [ 1342.270072][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.270136][ T32] r5:00001000 r4:ecbd9000 [ 1342.270160][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.270201][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.270244][ T32] r5:847f838c r4:847f8000 [ 1342.270306][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.270358][ T32] r7:ddde2d40 r6:83018200 r5:847f838c r4:8585fc80 [ 1342.270380][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.270429][ T32] r10:61c88647 r9:8483bc00 r8:8585fcac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.270475][ T32] r4:8585fc80 [ 1342.270583][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.270646][ T32] r10:00000000 r9:8585fc80 r8:8027ed34 r7:ecee9e60 r6:851b5580 r5:8483bc00 [ 1342.270678][ T32] r4:00000001 [ 1342.270719][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.270837][ T32] Exception stack(0xecef1fb0 to 0xecef1ff8) [ 1342.270891][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.270930][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.270973][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.271008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.271034][ T32] r4:8596e040 [ 1342.271791][ T32] INFO: task kworker/1:467:6493 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.271827][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.271902][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.272028][ T32] Call trace: [ 1342.272060][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.272112][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.272136][ T32] r4:00000000 [ 1342.272157][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.272196][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.272227][ T32] 9d20: c7319000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.272258][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.272283][ T32] 9d60: 80070013 ffffffff [ 1342.272309][ T32] r5:80070013 r4:80239bd0 [ 1342.272329][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.272370][ T32] r4:82ac11e4 [ 1342.272390][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.272456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 2 printk messages dropped ** [ 1342.272590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 4 printk messages dropped ** [ 1342.272814][ T32] r5:00001000 r4:ecc4f000 ** 2 printk messages dropped ** [ 1342.272917][ T32] r5:85a50b8c r4:85a50800 ** 1 printk messages dropped ** [ 1342.273095][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 3 printk messages dropped ** [ 1342.273237][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1342.273459][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1342.273584][ T32] r4:851e4ec0 ** 4 printk messages dropped ** [ 1342.273721][ T32] task:kworker/1:468 state:D stack:0 pid:6495 tgid:6495 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1342.284493][ T32] r4:8483e000 ** 1 printk messages dropped ** [ 1342.284621][ T32] r5:8483e000 r4:829187f0 [ 1342.284664][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.284711][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.284762][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecef9e08 [ 1342.284785][ T32] r4:00000000 [ 1342.284806][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.284844][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.284886][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.284953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596e180 [ 1342.284981][ T32] r4:00000000 [ 1342.285003][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.285054][ T32] r9:83018205 r8:8483e000 r7:00000000 r6:83018200 r5:00001000 r4:7f2dd000 [ 1342.285086][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.285139][ T32] r5:00001000 r4:ecc09000 [ 1342.285160][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.285201][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.285268][ T32] r5:847f3f8c r4:847f3c00 [ 1342.285294][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.285366][ T32] r7:ddde2d40 r6:83018200 r5:847f3f8c r4:8585fc00 [ 1342.285532][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.285609][ T32] r10:61c88647 r9:8483e000 r8:8585fc2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.285656][ T32] r4:8585fc00 [ 1342.285680][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.285729][ T32] r10:00000000 r9:8585fc00 r8:8027ed34 r7:ecee9e60 r6:851b5600 r5:8483e000 [ 1342.285773][ T32] r4:00000001 [ 1342.285803][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.285864][ T32] Exception stack(0xecef9fb0 to 0xecef9ff8) [ 1342.285920][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.285975][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.286022][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.286060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.286106][ T32] r4:8596e2c0 [ 1342.286883][ T32] INFO: task kworker/1:468:6495 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.286946][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.287062][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.287119][ T32] Call trace: [ 1342.287152][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.287240][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.287269][ T32] r4:00000000 [ 1342.287291][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.287333][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.287365][ T32] 9d20: c7319000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.287396][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.287421][ T32] 9d60: 80070013 ffffffff [ 1342.287468][ T32] r5:80070013 r4:80239bd0 [ 1342.287535][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.287582][ T32] r4:82ac11e4 [ 1342.287603][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.287652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.287677][ T32] r4:eaec9dc0 [ 1342.287697][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.287743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.287786][ T32] r4:00000000 [ 1342.287811][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.287885][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.287934][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.287983][ T32] r5:00001000 r4:ecc4f000 [ 1342.288004][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.288045][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.288088][ T32] r5:85a50b8c r4:85a50800 [ 1342.288108][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.288177][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1342.288204][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.288270][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.288296][ T32] r4:84879d00 [ 1342.288338][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.288425][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1342.288474][ T32] r4:00000001 [ 1342.288504][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.288581][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1342.288648][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.288722][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.288776][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.288809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.288843][ T32] r4:851e4ec0 [ 1342.288870][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.288940][ T32] INFO: task kworker/1:469:6497 blocked for more than 468 seconds. [ 1342.288978][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.289008][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.289075][ T32] task:kworker/1:469 state:D stack:0 pid:6497 tgid:6497 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.289151][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.289218][ T32] Call trace: [ 1342.289250][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1342.289323][ T32] r10:829187f4 r9:ecf01d84 r8:00000002 r7:60000113 r6:ecf01d8c r5:8483ec00 [ 1342.289350][ T32] r4:8483ec00 [ 1342.289372][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1342.289416][ T32] r5:8483ec00 r4:829187f0 [ 1342.289436][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.289477][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.289567][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf01e08 [ 1342.289594][ T32] r4:00000000 [ 1342.289615][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.289659][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.289720][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.289790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596e300 [ 1342.289816][ T32] r4:00000000 [ 1342.289859][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.289914][ T32] r9:83018205 r8:8483ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f2df000 [ 1342.289937][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.289983][ T32] r5:00001000 r4:ecc29000 [ 1342.290066][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.290165][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.290255][ T32] r5:847f3b8c r4:847f3800 [ 1342.290341][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.290395][ T32] r7:ddde2d40 r6:83018200 r5:847f3b8c r4:8585fd00 [ 1342.290418][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.290467][ T32] r10:61c88647 r9:8483ec00 r8:8585fd2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.290522][ T32] r4:8585fd00 [ 1342.290546][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.290612][ T32] r10:00000000 r9:8585fd00 r8:8027ed34 r7:ecee9e60 r6:851b5680 r5:8483ec00 [ 1342.290644][ T32] r4:00000001 [ 1342.290665][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.290701][ T32] Exception stack(0xecf01fb0 to 0xecf01ff8) [ 1342.290738][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.290773][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.290801][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.290863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.290939][ T32] r4:8596e140 [ 1342.291279][ T32] INFO: task kworker/1:469:6497 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.291313][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.291457][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.291561][ T32] Call trace: [ 1342.291615][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.291692][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.291720][ T32] r4:00000000 [ 1342.291762][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.291806][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.291851][ T32] 9d20: c7319000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.291885][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.291911][ T32] 9d60: 80070013 ffffffff [ 1342.291997][ T32] r5:80070013 r4:80239bd0 [ 1342.292022][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.292087][ T32] r4:82ac11e4 [ 1342.292125][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.292180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.292204][ T32] r4:eaec9dc0 [ 1342.292247][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.292302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.292328][ T32] r4:00000000 [ 1342.292350][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.292419][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.292445][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.292517][ T32] r5:00001000 r4:ecc4f000 [ 1342.292569][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.292654][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.292702][ T32] r5:85a50b8c r4:85a50800 [ 1342.292734][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.292786][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1342.292808][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.292857][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.292898][ T32] r4:84879d00 [ 1342.292922][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.292970][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1342.293027][ T32] r4:00000001 [ 1342.293094][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.293134][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1342.293163][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.293194][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.293252][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.293314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.293351][ T32] r4:851e4ec0 [ 1342.293384][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.293463][ T32] INFO: task kworker/1:470:6499 blocked for more than 468 seconds. [ 1342.293512][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.293565][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.293631][ T32] task:kworker/1:470 state:D stack:0 pid:6499 tgid:6499 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.293702][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.293786][ T32] Call trace: [ 1342.293818][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1342.293866][ T32] r10:829187f4 r9:ecf09d84 r8:00000002 r7:60000013 r6:ecf09d8c r5:84838c00 [ 1342.293945][ T32] r4:84838c00 [ 1342.324311][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1342.324402][ T32] r5:84838c00 r4:829187f0 [ 1342.324427][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.324494][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.324633][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf09e08 [ 1342.324663][ T32] r4:00000000 [ 1342.324686][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.324741][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.324795][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.324863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596e3c0 [ 1342.324913][ T32] r4:00000000 [ 1342.324937][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.325056][ T32] r9:83018205 r8:84838c00 r7:00000000 r6:83018200 r5:00001000 r4:7f2e3000 [ 1342.325090][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.325139][ T32] r5:00001000 r4:ecc6b000 [ 1342.325159][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.325200][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1342.325600][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1342.326892][ T32] Call trace: ** 13 printk messages dropped ** [ 1342.327474][ T32] r4:eaec9dc0 ** 10 printk messages dropped ** [ 1342.327930][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1342.328479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.328533][ T32] r4:851e4ec0 [ 1342.328583][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.328614][ T32] INFO: task kworker/1:471:6502 blocked for more than 468 seconds. [ 1342.328649][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.328691][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.328753][ T32] task:kworker/1:471 state:D stack:0 pid:6502 tgid:6502 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.328805][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.328848][ T32] Call trace: [ 1342.328891][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1342.328945][ T32] r10:829187f4 r9:ecf11d84 r8:00000002 r7:60000113 r6:ecf11d8c r5:84839800 [ 1342.328968][ T32] r4:84839800 [ 1342.328988][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1342.329067][ T32] r5:84839800 r4:829187f0 [ 1342.329125][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.329169][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.329241][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf11e08 [ 1342.329289][ T32] r4:00000000 [ 1342.329319][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.329359][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.329418][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.329475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596e800 [ 1342.329516][ T32] r4:00000000 [ 1342.329546][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.329617][ T32] r9:83018205 r8:84839800 r7:00000000 r6:83018200 r5:00001000 r4:7f2e9000 [ 1342.329686][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.329739][ T32] r5:00001000 r4:eccb1000 [ 1342.329761][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.329801][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.329953][ T32] r5:858b0b8c r4:858b0800 [ 1342.329977][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.330025][ T32] r7:ddde2d40 r6:83018200 r5:858b0b8c r4:8585fe00 [ 1342.330046][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.330093][ T32] r10:61c88647 r9:84839800 r8:8585fe2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.330116][ T32] r4:8585fe00 [ 1342.330145][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.330196][ T32] r10:00000000 r9:8585fe00 r8:8027ed34 r7:ecee9e60 r6:851b5780 r5:84839800 ** 2 printk messages dropped ** [ 1342.330290][ T32] Exception stack(0xecf11fb0 to 0xecf11ff8) ** 12 printk messages dropped ** [ 1342.331236][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 14 printk messages dropped ** [ 1342.331876][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 16 printk messages dropped ** [ 1342.333111][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1342.333641][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1342.333692][ T32] r10:829187f4 r9:ecf19d84 r8:00000002 r7:60000113 r6:ecf19d8c r5:8483b000 [ 1342.333740][ T32] r4:8483b000 [ 1342.333771][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1342.333816][ T32] r5:8483b000 r4:829187f0 [ 1342.333837][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.333877][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.365440][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf19e08 [ 1342.365537][ T32] r4:00000000 [ 1342.365564][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.365628][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.365673][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.365722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596e640 [ 1342.365785][ T32] r4:00000000 [ 1342.365812][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.365865][ T32] r9:83018205 r8:8483b000 r7:00000000 r6:83018200 r5:00001000 r4:7f2e7000 [ 1342.365888][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.365935][ T32] r5:00001000 r4:ecc97000 [ 1342.365978][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.366024][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.366070][ T32] r5:858b078c r4:858b0400 [ 1342.366131][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1342.366432][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1342.367678][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1342.368359][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1342.368604][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.368630][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.368697][ T32] r5:00001000 r4:ecc4f000 [ 1342.368721][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.368763][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.368806][ T32] r5:85a50b8c r4:85a50800 [ 1342.368847][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.368958][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1342.368985][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.369082][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.369115][ T32] r4:84879d00 [ 1342.369136][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.369185][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1342.369208][ T32] r4:00000001 [ 1342.369249][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1342.369694][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1342.369957][ T32] r4:8483a400 ** 1 printk messages dropped ** [ 1342.370027][ T32] r5:8483a400 r4:829187f0 ** 1 printk messages dropped ** [ 1342.370093][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1342.370536][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1342.370877][ T32] r7:ddde2d40 r6:83018200 r5:858b178c r4:8585ff00 [ 1342.370902][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.370972][ T32] r10:61c88647 r9:8483a400 r8:8585ff2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.371027][ T32] r4:8585ff00 [ 1342.371051][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.371099][ T32] r10:00000000 r9:8585ff00 r8:8027ed34 r7:ecf11e60 r6:851b5880 r5:8483a400 [ 1342.371145][ T32] r4:00000001 [ 1342.371189][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.371229][ T32] Exception stack(0xecf21fb0 to 0xecf21ff8) [ 1342.371256][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.371286][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.371343][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.371392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.371417][ T32] r4:8596e680 [ 1342.371757][ T32] INFO: task kworker/1:473:6506 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.371792][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.371968][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.372040][ T32] Call trace: [ 1342.372096][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.372148][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.372172][ T32] r4:00000000 [ 1342.372192][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.372231][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.372306][ T32] 9d20: c860d000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.372363][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.372391][ T32] 9d60: 80070013 ffffffff [ 1342.372416][ T32] r5:80070013 r4:80239bd0 [ 1342.372437][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.372520][ T32] r4:82ac11e4 [ 1342.372588][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.372638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.372661][ T32] r4:eaec9dc0 [ 1342.372683][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.372728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.372751][ T32] r4:00000000 [ 1342.372772][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.372840][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.372867][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1342.373270][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 13 printk messages dropped ** [ 1342.373904][ T32] task:kworker/1:474 state:D stack:0 pid:6508 tgid:6508 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1342.390451][ T32] r5:857dec00 r4:829187f0 [ 1342.390473][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1342.390665][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.391094][ T32] r9:83018205 r8:857dec00 r7:00000000 r6:83018200 r5:00001000 r4:7f2eb000 ** 16 printk messages dropped ** [ 1342.391934][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1342.393544][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1342.393689][ T32] r4:eaec9dc0 [ 1342.393724][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.393773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.393796][ T32] r4:00000000 [ 1342.393816][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.393886][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.393958][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.407124][ T32] r5:00001000 r4:ecc4f000 [ 1342.407232][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.407305][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.407376][ T32] r5:85a50b8c r4:85a50800 [ 1342.407407][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.407460][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1342.407528][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.407584][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.407608][ T32] r4:84879d00 [ 1342.407629][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.407678][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1342.407701][ T32] r4:00000001 [ 1342.407745][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.407855][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 3 printk messages dropped ** [ 1342.408071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1342.409039][ T32] r5:857db000 r4:829187f0 [ 1342.409060][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1342.409392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596ea00 ** 11 printk messages dropped ** [ 1342.410056][ T32] r10:61c88647 r9:857db000 r8:8585602c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1342.410479][ T32] r4:8596e900 ** 2 printk messages dropped ** [ 1342.411398][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1342.411895][ T32] r5:80070013 r4:80239bd0 ** 4 printk messages dropped ** [ 1342.412047][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1342.412228][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 4 printk messages dropped ** [ 1342.412438][ T32] r5:85a50b8c r4:85a50800 ** 1 printk messages dropped ** [ 1342.412513][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 3 printk messages dropped ** [ 1342.412716][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1342.412910][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.413200][ T32] task:kworker/1:476 state:D stack:0 pid:6512 tgid:6512 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1342.413515][ T32] r5:858a8c00 r4:829187f0 ** 3 printk messages dropped ** [ 1342.413754][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.433285][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1342.433358][ T32] r9:83018205 r8:858a8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f2f5000 [ 1342.433413][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.433469][ T32] r5:00001000 r4:ecd47000 [ 1342.433557][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.433607][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.433653][ T32] r5:858b238c r4:858b2000 [ 1342.433694][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.433749][ T32] r7:ddde2d40 r6:83018200 r5:858b238c r4:85856080 [ 1342.433771][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.433819][ T32] r10:61c88647 r9:858a8c00 r8:858560ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.433856][ T32] r4:85856080 [ 1342.433880][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.433931][ T32] r10:00000000 r9:85856080 r8:8027ed34 r7:ecf21e60 r6:851b5a00 r5:858a8c00 [ 1342.433995][ T32] r4:00000001 [ 1342.437000][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.437127][ T32] Exception stack(0xecf39fb0 to 0xecf39ff8) [ 1342.437166][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.437199][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.437228][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.437261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.437285][ T32] r4:8596ea40 [ 1342.438049][ T32] INFO: task kworker/1:476:6512 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.438087][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.438216][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.438292][ T32] Call trace: [ 1342.438372][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.438453][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.438516][ T32] r4:00000000 [ 1342.438547][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.438588][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.438619][ T32] 9d20: c8df9000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.438650][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.438693][ T32] 9d60: 80070013 ffffffff [ 1342.438722][ T32] r5:80070013 r4:80239bd0 [ 1342.438766][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.438845][ T32] r4:82ac11e4 [ 1342.438891][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.438943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.438990][ T32] r4:eaec9dc0 [ 1342.439015][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.439081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.439116][ T32] r4:00000000 [ 1342.439142][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.439194][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.439318][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.439373][ T32] r5:00001000 r4:ecc4f000 [ 1342.439394][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.439436][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.439480][ T32] r5:85a50b8c r4:85a50800 [ 1342.439546][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.439600][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1342.439644][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.439698][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.439721][ T32] r4:84879d00 [ 1342.439742][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.439790][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1342.439848][ T32] r4:00000001 [ 1342.439884][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.439924][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1342.439973][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.440024][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.440352][ T32] task:kworker/1:477 state:D stack:0 pid:6514 tgid:6514 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1342.440813][ T32] r5:858a8000 r4:829187f0 [ 1342.440835][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.440897][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.440951][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf41e08 [ 1342.440974][ T32] r4:00000000 [ 1342.440994][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1342.441115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596ecc0 ** 4 printk messages dropped ** [ 1342.441307][ T32] r5:00001000 r4:ecd1d000 ** 3 printk messages dropped ** [ 1342.441472][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.441545][ T32] r7:ddde2d40 r6:83018200 r5:858b1b8c r4:85856100 [ 1342.441570][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.441624][ T32] r10:61c88647 r9:858a8000 r8:8585612c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.441649][ T32] r4:85856100 [ 1342.441712][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.441764][ T32] r10:00000000 r9:85856100 r8:8027ed34 r7:ecf39e60 r6:851b5a80 r5:858a8000 [ 1342.441801][ T32] r4:00000001 [ 1342.441844][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.441884][ T32] Exception stack(0xecf41fb0 to 0xecf41ff8) [ 1342.441921][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.441954][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.442025][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.442062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.442128][ T32] r4:8596ee00 [ 1342.442536][ T32] INFO: task kworker/1:477:6514 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.442588][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.442735][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.442814][ T32] Call trace: [ 1342.442884][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.442981][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.443009][ T32] r4:00000000 [ 1342.443029][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.443110][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.443187][ T32] 9d20: c8df9000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.443230][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.443300][ T32] 9d60: 80070013 ffffffff [ 1342.443333][ T32] r5:80070013 r4:80239bd0 [ 1342.443356][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.443420][ T32] r4:82ac11e4 [ 1342.443443][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.443489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.443557][ T32] r4:eaec9dc0 [ 1342.443602][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.443652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.443676][ T32] r4:00000000 [ 1342.443697][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.443795][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.443843][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.443966][ T32] r5:00001000 r4:ecc4f000 [ 1342.463093][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.463183][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.463232][ T32] r5:85a50b8c r4:85a50800 [ 1342.463255][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.463308][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1342.463330][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.463386][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.463485][ T32] r4:84879d00 [ 1342.463549][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1342.463722][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 6 printk messages dropped ** [ 1342.464587][ T32] INFO: task kworker/1:478:6516 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1342.465031][ T32] r5:857d3000 r4:829187f0 [ 1342.465052][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.465092][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1342.465165][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.465491][ T32] r9:83018205 r8:857d3000 r7:00000000 r6:83018200 r5:00001000 r4:7f2f3000 ** 5 printk messages dropped ** [ 1342.465773][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.465846][ T32] r7:ddde2d40 r6:83018200 r5:858b1f8c r4:85856180 [ 1342.465913][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.465965][ T32] r10:61c88647 r9:857d3000 r8:858561ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.466013][ T32] r4:85856180 [ 1342.466057][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.466114][ T32] r10:00000000 r9:85856180 r8:8027ed34 r7:ecf39e60 r6:85856200 r5:857d3000 [ 1342.466137][ T32] r4:00000001 [ 1342.466157][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.466194][ T32] Exception stack(0xecea1fb0 to 0xecea1ff8) [ 1342.466223][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.466254][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.466283][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.466314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.466351][ T32] r4:8596ef40 [ 1342.467147][ T32] INFO: task kworker/1:478:6516 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.467206][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.467270][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.467355][ T32] Call trace: [ 1342.467426][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.467501][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.467540][ T32] r4:00000000 [ 1342.467564][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.467646][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.467695][ T32] 9d20: c92d3000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.467772][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.467808][ T32] 9d60: 80070013 ffffffff [ 1342.467833][ T32] r5:80070013 r4:80239bd0 [ 1342.467854][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.467898][ T32] r4:82ac11e4 [ 1342.467924][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.467971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.467996][ T32] r4:eaec9dc0 [ 1342.468057][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.468109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.468195][ T32] r4:00000000 [ 1342.468223][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.468299][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.468350][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1342.468520][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1342.469045][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 9 printk messages dropped ** [ 1342.469389][ T32] INFO: task kworker/1:479:6519 blocked for more than 468 seconds. ** 7 printk messages dropped ** [ 1342.469715][ T32] r4:857d2400 ** 1 printk messages dropped ** [ 1342.469804][ T32] r5:857d2400 r4:829187f0 [ 1342.469848][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.469892][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1342.470059][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1342.470418][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1342.470841][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.471027][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1342.471594][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.472037][ T32] 9d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1342.472315][ T32] r4:eaec9dc0 ** 6 printk messages dropped ** [ 1342.472600][ T32] r5:00001000 r4:ecc4f000 ** 6 printk messages dropped ** [ 1342.472981][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1342.473299][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1342.473410][ T32] r4:851e4ec0 [ 1342.473431][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.473476][ T32] INFO: task kworker/1:480:6520 blocked for more than 468 seconds. [ 1342.473513][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.473557][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.473582][ T32] task:kworker/1:480 state:D stack:0 pid:6520 tgid:6520 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.473651][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.473705][ T32] Call trace: [ 1342.473749][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1342.473824][ T32] r10:829187f4 r9:eceb5d84 r8:00000002 r7:60000013 r6:eceb5d8c r5:857d5400 [ 1342.473852][ T32] r4:857d5400 [ 1342.473893][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1342.507179][ T32] r5:857d5400 r4:829187f0 [ 1342.507259][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.507329][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.507381][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eceb5e08 [ 1342.507427][ T32] r4:00000000 [ 1342.507469][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.507564][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.507639][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.507691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85978a80 [ 1342.507715][ T32] r4:00000000 [ 1342.507740][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.507833][ T32] r9:83018205 r8:857d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f2f9000 [ 1342.507873][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.507924][ T32] r5:00001000 r4:ecd77000 [ 1342.507945][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.508008][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.508057][ T32] r5:858b278c r4:858b2400 [ 1342.508078][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.508163][ T32] r7:ddde2d40 r6:83018200 r5:858b278c r4:85856380 [ 1342.508238][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.508354][ T32] r10:61c88647 r9:857d5400 r8:858563ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.508448][ T32] r4:85856380 [ 1342.508474][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.508531][ T32] r10:00000000 r9:85856380 r8:8027ed34 r7:ecf45e60 r6:85856400 r5:857d5400 [ 1342.508690][ T32] r4:00000001 [ 1342.508719][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.508762][ T32] Exception stack(0xeceb5fb0 to 0xeceb5ff8) [ 1342.508809][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.508843][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.508872][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.508906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.508930][ T32] r4:8596edc0 [ 1342.509747][ T32] INFO: task kworker/1:480:6520 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.509796][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.509867][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.509922][ T32] Call trace: [ 1342.510073][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.510163][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.510217][ T32] r4:00000000 [ 1342.510241][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.510282][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.510330][ T32] 9d20: c9db6000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.510365][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.510495][ T32] 9d60: 80070013 ffffffff [ 1342.510528][ T32] r5:80070013 r4:80239bd0 [ 1342.510549][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.510592][ T32] r4:82ac11e4 [ 1342.510613][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.510703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.510731][ T32] r4:eaec9dc0 [ 1342.510809][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.510858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.510885][ T32] r4:00000000 [ 1342.510906][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.510966][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.510993][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.511037][ T32] r5:00001000 r4:ecc4f000 [ 1342.511057][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.511122][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.511171][ T32] r5:85a50b8c r4:85a50800 [ 1342.511191][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.511240][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1342.511261][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.511335][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.511403][ T32] r4:84879d00 [ 1342.511495][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.511552][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1342.511576][ T32] r4:00000001 [ 1342.511595][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.511730][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1342.511762][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.511793][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.511848][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.511932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.512034][ T32] r4:851e4ec0 [ 1342.512059][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.512089][ T32] INFO: task kworker/1:481:6524 blocked for more than 469 seconds. [ 1342.512159][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.512214][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.512239][ T32] task:kworker/1:481 state:D stack:0 pid:6524 tgid:6524 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.512308][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.512357][ T32] Call trace: [ 1342.512389][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1342.512459][ T32] r10:829187f4 r9:ecf4dd84 r8:00000002 r7:60000013 r6:ecf4dd8c r5:857d4800 [ 1342.512486][ T32] r4:857d4800 [ 1342.512534][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1342.512629][ T32] r5:857d4800 r4:829187f0 [ 1342.512653][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.512694][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.512742][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf4de08 [ 1342.512766][ T32] r4:00000000 [ 1342.512786][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.512826][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.512862][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.512906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581f240 [ 1342.512972][ T32] r4:00000000 [ 1342.512996][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.513045][ T32] r9:83018205 r8:857d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f2fd000 [ 1342.513108][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.513156][ T32] r5:00001000 r4:ecdc5000 [ 1342.513177][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.513218][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.513262][ T32] r5:858b2f8c r4:858b2c00 [ 1342.513282][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.513419][ T32] r7:ddde2d40 r6:83018200 r5:858b2f8c r4:85856480 [ 1342.513444][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.513502][ T32] r10:61c88647 r9:857d4800 r8:858564ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.513527][ T32] r4:85856480 [ 1342.513567][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.513617][ T32] r10:00000000 r9:85856480 r8:8027ed34 r7:ecf45e60 r6:85856500 r5:857d4800 [ 1342.513641][ T32] r4:00000001 [ 1342.513661][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.513720][ T32] Exception stack(0xecf4dfb0 to 0xecf4dff8) [ 1342.513752][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.513806][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.513853][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.513888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.513912][ T32] r4:8581f280 [ 1342.525232][ T32] INFO: task kworker/1:481:6524 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.525368][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.525505][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.525633][ T32] Call trace: [ 1342.525673][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.525754][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.525816][ T32] r4:00000000 [ 1342.525866][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.525987][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.526064][ T32] 9d20: c9ffb000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.526099][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.526145][ T32] 9d60: 80070013 ffffffff [ 1342.526187][ T32] r5:80070013 r4:80239bd0 [ 1342.526213][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.526260][ T32] r4:82ac11e4 [ 1342.526353][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.526449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.526501][ T32] r4:eaec9dc0 [ 1342.526527][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.526576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.526599][ T32] r4:00000000 [ 1342.526646][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.526707][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.526730][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.526776][ T32] r5:00001000 r4:ecc4f000 [ 1342.526797][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.526837][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.526907][ T32] r5:85a50b8c r4:85a50800 [ 1342.526932][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.526982][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1342.527015][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.527067][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.527090][ T32] r4:84879d00 [ 1342.527111][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.527168][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1342.527195][ T32] r4:00000001 [ 1342.527215][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.527260][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1342.527294][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.527326][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.527354][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.527408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.527448][ T32] r4:851e4ec0 [ 1342.527506][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.527550][ T32] INFO: task kworker/1:482:6526 blocked for more than 469 seconds. [ 1342.527606][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.527637][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.527700][ T32] task:kworker/1:482 state:D stack:0 pid:6526 tgid:6526 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.527755][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.527822][ T32] Call trace: [ 1342.527857][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1342.527906][ T32] r10:829187f4 r9:ecf55d84 r8:00000002 r7:60000113 r6:ecf55d8c r5:857d6c00 [ 1342.527930][ T32] r4:857d6c00 [ 1342.527973][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1342.528019][ T32] r5:857d6c00 r4:829187f0 [ 1342.528065][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.528110][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.528159][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf55e08 [ 1342.528193][ T32] r4:00000000 [ 1342.528225][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.528268][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.528311][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.528428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581f100 [ 1342.528483][ T32] r4:00000000 [ 1342.528512][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.528589][ T32] r9:83018205 r8:857d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f2ff000 [ 1342.528612][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.528679][ T32] r5:00001000 r4:ecdd1000 [ 1342.528702][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.528745][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.528811][ T32] r5:858b338c r4:858b3000 [ 1342.528834][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.528917][ T32] r7:ddde2d40 r6:83018200 r5:858b338c r4:85856580 [ 1342.528957][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.529009][ T32] r10:61c88647 r9:857d6c00 r8:858565ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.529032][ T32] r4:85856580 [ 1342.529052][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.529106][ T32] r10:00000000 r9:85856580 r8:8027ed34 r7:ecf4de60 r6:85856600 r5:857d6c00 ** 4 printk messages dropped ** [ 1342.529351][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.530107][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.530361][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 7 printk messages dropped ** [ 1342.530707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.530734][ T32] r4:eaec9dc0 [ 1342.530777][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.530826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.530860][ T32] r4:00000000 [ 1342.530885][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.530934][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.530956][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.531000][ T32] r5:00001000 r4:ecc4f000 [ 1342.531043][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.531109][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.531157][ T32] r5:85a50b8c r4:85a50800 [ 1342.531177][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.531226][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1342.531247][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.531317][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.531343][ T32] r4:84879d00 [ 1342.531364][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.531412][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1342.531434][ T32] r4:00000001 [ 1342.531454][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.531511][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1342.531563][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.531597][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.531628][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.531660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.531683][ T32] r4:851e4ec0 [ 1342.531704][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.531729][ T32] INFO: task kworker/1:483:6528 blocked for more than 469 seconds. [ 1342.531758][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.531782][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.531803][ T32] task:kworker/1:483 state:D stack:0 pid:6528 tgid:6528 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.531849][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.531901][ T32] Call trace: [ 1342.531967][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1342.532020][ T32] r10:829187f4 r9:ecf59d84 r8:00000002 r7:60000113 r6:ecf59d8c r5:857d6000 [ 1342.532044][ T32] r4:857d6000 [ 1342.532064][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1342.532106][ T32] r5:857d6000 r4:829187f0 [ 1342.532126][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.532166][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.532214][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf59e08 [ 1342.532278][ T32] r4:00000000 [ 1342.532303][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.532344][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.532381][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.532426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581f480 [ 1342.532449][ T32] r4:00000000 [ 1342.532468][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.532566][ T32] r9:83018205 r8:857d6000 r7:00000000 r6:83018200 r5:00001000 r4:7f301000 [ 1342.532594][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.532640][ T32] r5:00001000 r4:ece6b000 [ 1342.532661][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.532701][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.532746][ T32] r5:858b378c r4:858b3400 [ 1342.532766][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.532813][ T32] r7:ddde2d40 r6:83018200 r5:858b378c r4:85856700 [ 1342.532834][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.532882][ T32] r10:61c88647 r9:857d6000 r8:8585672c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.532905][ T32] r4:85856700 [ 1342.532943][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.533016][ T32] r10:00000000 r9:85856700 r8:8027ed34 r7:ecf55e60 r6:85856780 r5:857d6000 [ 1342.533063][ T32] r4:00000001 [ 1342.533085][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.533122][ T32] Exception stack(0xecf59fb0 to 0xecf59ff8) [ 1342.533150][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.533180][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.533208][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.533241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.533279][ T32] r4:8581f2c0 [ 1342.533615][ T32] INFO: task kworker/1:483:6528 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.533692][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.533780][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.533826][ T32] Call trace: [ 1342.533873][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.558806][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.558895][ T32] r4:00000000 [ 1342.558921][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.558987][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.559051][ T32] 9d20: ca51e000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.559121][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.559174][ T32] 9d60: 80070013 ffffffff [ 1342.559204][ T32] r5:80070013 r4:80239bd0 [ 1342.559252][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.559304][ T32] r4:82ac11e4 [ 1342.559325][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.559370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.559423][ T32] r4:eaec9dc0 [ 1342.559448][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.559523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.559550][ T32] r4:00000000 [ 1342.559592][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.559647][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.559670][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.559717][ T32] r5:00001000 r4:ecc4f000 [ 1342.559738][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.559783][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.559828][ T32] r5:85a50b8c r4:85a50800 [ 1342.559848][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.559968][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1342.560115][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1342.560228][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.560581][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.560835][ T32] r5:85890000 r4:829187f0 [ 1342.560855][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.560896][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1342.561066][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1342.561174][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1342.561523][ T32] r5:00001000 r4:dfbeb000 ** 2 printk messages dropped ** [ 1342.561629][ T32] r5:858b3f8c r4:858b3c00 ** 3 printk messages dropped ** [ 1342.561831][ T32] r10:61c88647 r9:85890000 r8:858566ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1342.561944][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1342.562028][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.562059][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.562114][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.562150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.562174][ T32] r4:8581f3c0 [ 1342.562943][ T32] INFO: task kworker/1:484:6530 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.562980][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.563072][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.563121][ T32] Call trace: [ 1342.563205][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.563283][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.563337][ T32] r4:00000000 [ 1342.563361][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.563401][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.563462][ T32] 9d20: ca51e000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.563520][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.563577][ T32] 9d60: 80070013 ffffffff [ 1342.563650][ T32] r5:80070013 r4:80239bd0 [ 1342.563674][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.563745][ T32] r4:82ac11e4 [ 1342.563769][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.563816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.563908][ T32] r4:eaec9dc0 [ 1342.577406][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.577532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.577562][ T32] r4:00000000 [ 1342.577613][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.577671][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.577742][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.577836][ T32] r5:00001000 r4:ecc4f000 [ 1342.577887][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.577958][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.578007][ T32] r5:85a50b8c r4:85a50800 [ 1342.578056][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.578112][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1342.578133][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.578182][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.578205][ T32] r4:84879d00 [ 1342.578225][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.578272][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1342.578296][ T32] r4:00000001 [ 1342.578342][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.578447][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1342.578491][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.578529][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.578560][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.578593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.578616][ T32] r4:851e4ec0 [ 1342.578672][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.578707][ T32] INFO: task kworker/1:485:6532 blocked for more than 469 seconds. [ 1342.578742][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.578792][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.578820][ T32] task:kworker/1:485 state:D stack:0 pid:6532 tgid:6532 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.578932][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.579013][ T32] Call trace: [ 1342.579047][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1342.579105][ T32] r10:829187f4 r9:ecf61d84 r8:00000002 r7:60000113 r6:ecf61d8c r5:85890c00 [ 1342.579132][ T32] r4:85890c00 [ 1342.579153][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1342.579195][ T32] r5:85890c00 r4:829187f0 [ 1342.579216][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.579256][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.579304][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf61e08 [ 1342.579327][ T32] r4:00000000 [ 1342.579347][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.579387][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.579426][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.579473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581f7c0 [ 1342.579517][ T32] r4:00000000 [ 1342.579543][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.579592][ T32] r9:83018205 r8:85890c00 r7:00000000 r6:83018200 r5:00001000 r4:7f303000 [ 1342.579615][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.579659][ T32] r5:00001000 r4:ece73000 [ 1342.579679][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.579739][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.579792][ T32] r5:858b3b8c r4:858b3800 [ 1342.579858][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.579909][ T32] r7:ddde2d40 r6:83018200 r5:858b3b8c r4:85856880 [ 1342.579931][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.579979][ T32] r10:61c88647 r9:85890c00 r8:858568ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.580004][ T32] r4:85856880 [ 1342.580061][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.580112][ T32] r10:00000000 r9:85856880 r8:8027ed34 r7:ecf5de60 r6:85856900 r5:85890c00 [ 1342.580136][ T32] r4:00000001 [ 1342.580155][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.580190][ T32] Exception stack(0xecf61fb0 to 0xecf61ff8) [ 1342.580247][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.580282][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.580310][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.580410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.580513][ T32] r4:8581f500 [ 1342.581332][ T32] INFO: task kworker/1:485:6532 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.581375][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.581452][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.581504][ T32] Call trace: [ 1342.581536][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.581587][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.581610][ T32] r4:00000000 [ 1342.581681][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.581756][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.581819][ T32] 9d20: cacd4000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.581855][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.581890][ T32] 9d60: 80070013 ffffffff [ 1342.581919][ T32] r5:80070013 r4:80239bd0 [ 1342.581968][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.582023][ T32] r4:82ac11e4 [ 1342.582091][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.582145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.582196][ T32] r4:eaec9dc0 [ 1342.582219][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.582269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 2 printk messages dropped ** [ 1342.582452][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 9 printk messages dropped ** [ 1342.582942][ T32] r4:84879d00 ** 5 printk messages dropped ** [ 1342.583265][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.583647][ T32] task:kworker/1:486 state:D stack:0 pid:6534 tgid:6534 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1342.607329][ T32] r5:85891800 r4:829187f0 [ 1342.607355][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.607400][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.607450][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf65e08 [ 1342.607508][ T32] r4:00000000 [ 1342.607578][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.607711][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.607846][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.607945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581f980 [ 1342.608043][ T32] r4:00000000 [ 1342.608097][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.608200][ T32] r9:83018205 r8:85891800 r7:00000000 r6:83018200 r5:00001000 r4:7f305000 [ 1342.608253][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.608356][ T32] r5:00001000 r4:dfc2d000 [ 1342.608403][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.608492][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.608633][ T32] r5:858b838c r4:858b8000 [ 1342.608687][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.608802][ T32] r7:ddde2d40 r6:83018200 r5:858b838c r4:85856980 [ 1342.608855][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.608965][ T32] r10:61c88647 r9:85891800 r8:858569ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.609021][ T32] r4:85856980 [ 1342.609078][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.609193][ T32] r10:00000000 r9:85856980 r8:8027ed34 r7:ecf5de60 r6:85856a00 r5:85891800 [ 1342.609283][ T32] r4:00000001 [ 1342.609345][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.609520][ T32] Exception stack(0xecf65fb0 to 0xecf65ff8) [ 1342.609601][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.609676][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.609744][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.609819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.609875][ T32] r4:8581f700 [ 1342.611281][ T32] INFO: task kworker/1:486:6534 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.611369][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.611538][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.611645][ T32] Call trace: [ 1342.611741][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.611863][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.611920][ T32] r4:00000000 [ 1342.611972][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.612058][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.612182][ T32] 9d20: cb2af000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.612265][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.612350][ T32] 9d60: 80070013 ffffffff [ 1342.612417][ T32] r5:80070013 r4:80239bd0 [ 1342.612475][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.612611][ T32] r4:82ac11e4 [ 1342.612691][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.612805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.612863][ T32] r4:eaec9dc0 [ 1342.612915][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.613019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.613075][ T32] r4:00000000 [ 1342.613127][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.613247][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.613302][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.613401][ T32] r5:00001000 r4:ecc4f000 [ 1342.613469][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.613577][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.613676][ T32] r5:85a50b8c r4:85a50800 [ 1342.613729][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.613862][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1342.634735][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.635006][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.635070][ T32] r4:84879d00 [ 1342.635125][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.635238][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1342.635308][ T32] r4:00000001 [ 1342.635367][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.635457][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1342.635546][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.635613][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.635676][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.635748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.635804][ T32] r4:851e4ec0 [ 1342.635861][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.635982][ T32] INFO: task kworker/1:487:6536 blocked for more than 469 seconds. [ 1342.636097][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.636171][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.636225][ T32] task:kworker/1:487 state:D stack:0 pid:6536 tgid:6536 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.636339][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.636474][ T32] Call trace: [ 1342.636601][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1342.636724][ T32] r10:829187f4 r9:ecf69d84 r8:00000002 r7:60000013 r6:ecf69d8c r5:85892400 [ 1342.636784][ T32] r4:85892400 [ 1342.636836][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1342.636940][ T32] r5:85892400 r4:829187f0 [ 1342.636991][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.637077][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.637261][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf69e08 [ 1342.637376][ T32] r4:00000000 [ 1342.637409][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.637453][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.637515][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.637569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581fa40 [ 1342.637594][ T32] r4:00000000 [ 1342.637615][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1342.637788][ T32] r5:00001000 r4:ec9e5000 ** 3 printk messages dropped ** [ 1342.637981][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1342.638525][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1342.638791][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1342.639849][ T32] INFO: task kworker/1:487:6536 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 4 printk messages dropped ** [ 1342.640147][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 8 printk messages dropped ** [ 1342.640432][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1342.640645][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1342.640973][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1342.641177][ T32] r4:84879d00 [ 1342.641200][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.641272][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1342.641299][ T32] r4:00000001 [ 1342.641320][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.641366][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1342.641400][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.641444][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.641475][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.641537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.641587][ T32] r4:851e4ec0 [ 1342.641622][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.641652][ T32] INFO: task kworker/1:488:6538 blocked for more than 469 seconds. [ 1342.641705][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.641755][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.641780][ T32] task:kworker/1:488 state:D stack:0 pid:6538 tgid:6538 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.641838][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.641889][ T32] Call trace: [ 1342.641920][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1342.641969][ T32] r10:829187f4 r9:ecf6dd84 r8:00000002 r7:60000013 r6:ecf6dd8c r5:85893000 [ 1342.642008][ T32] r4:85893000 [ 1342.642032][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1342.642076][ T32] r5:85893000 r4:829187f0 [ 1342.642099][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.642141][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.642220][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf6de08 [ 1342.642276][ T32] r4:00000000 [ 1342.642300][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.642414][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.642458][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.642510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581fb40 [ 1342.642538][ T32] r4:00000000 [ 1342.642559][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.642608][ T32] r9:83018205 r8:85893000 r7:00000000 r6:83018200 r5:00001000 r4:7f309000 [ 1342.642629][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.642687][ T32] r5:00001000 r4:eca8d000 [ 1342.642711][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.642796][ T32] r5:858b8b8c r4:858b8800 ** 5 printk messages dropped ** [ 1342.643009][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1342.643319][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1342.643863][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.643980][ T32] Call trace: [ 1342.658604][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.658715][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.658766][ T32] r4:00000000 [ 1342.658792][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.658836][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.658872][ T32] 9d20: cb9b8000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.658925][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.658975][ T32] 9d60: 80070013 ffffffff [ 1342.659005][ T32] r5:80070013 r4:80239bd0 [ 1342.659026][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.659077][ T32] r4:82ac11e4 [ 1342.659111][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.659161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.659184][ T32] r4:eaec9dc0 [ 1342.659205][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.659250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.659274][ T32] r4:00000000 [ 1342.659316][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.659370][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.659393][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.659471][ T32] r5:00001000 r4:ecc4f000 [ 1342.659510][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.659559][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.659604][ T32] r5:85a50b8c r4:85a50800 ** 1 printk messages dropped ** [ 1342.659700][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 7 printk messages dropped ** [ 1342.660002][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 6 printk messages dropped ** [ 1342.660208][ T32] INFO: task kworker/1:489:6540 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1342.660786][ T32] r5:85893c00 r4:829187f0 [ 1342.660821][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.660867][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1342.661082][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1342.661535][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.661583][ T32] r7:ddde2d40 r6:83018200 r5:858b8f8c r4:85856c80 [ 1342.661627][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.661684][ T32] r10:61c88647 r9:85893c00 r8:85856cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.661712][ T32] r4:85856c80 [ 1342.661733][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.661780][ T32] r10:00000000 r9:85856c80 r8:8027ed34 r7:ecf6de60 r6:85856d00 r5:85893c00 [ 1342.661803][ T32] r4:00000001 [ 1342.661847][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.661888][ T32] Exception stack(0xecf71fb0 to 0xecf71ff8) [ 1342.661916][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.661947][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.661975][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.662007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.662029][ T32] r4:8581fb80 [ 1342.662810][ T32] INFO: task kworker/1:489:6540 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.662877][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.662939][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.662983][ T32] Call trace: [ 1342.663013][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.663065][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.663116][ T32] r4:00000000 [ 1342.663141][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.663181][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.663238][ T32] 9d20: cb9b8000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.663302][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.663331][ T32] 9d60: 80070013 ffffffff [ 1342.663357][ T32] r5:80070013 r4:80239bd0 [ 1342.663377][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1342.663780][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 9 printk messages dropped ** [ 1342.680616][ T32] r4:84879d00 ** 4 printk messages dropped ** [ 1342.680794][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 6 printk messages dropped ** [ 1342.681042][ T32] INFO: task kworker/1:490:6542 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1342.681589][ T32] r5:85894800 r4:829187f0 [ 1342.681620][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.681688][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1342.681767][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1342.681872][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.681919][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.681987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859788c0 [ 1342.682015][ T32] r4:00000000 [ 1342.682036][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.682087][ T32] r9:83018205 r8:85894800 r7:00000000 r6:83018200 r5:00001000 r4:7f30d000 [ 1342.682151][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.682201][ T32] r5:00001000 r4:ecf7d000 [ 1342.682221][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.682304][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.682364][ T32] r5:858b938c r4:858b9000 [ 1342.682418][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.682489][ T32] r7:ddde2d40 r6:83018200 r5:858b938c r4:85856d80 [ 1342.682521][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.682571][ T32] r10:61c88647 r9:85894800 r8:85856dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.682596][ T32] r4:85856d80 [ 1342.682615][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.682662][ T32] r10:00000000 r9:85856d80 r8:8027ed34 r7:ecf71e60 r6:85856e00 r5:85894800 [ 1342.682686][ T32] r4:00000001 [ 1342.682728][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.682769][ T32] Exception stack(0xecf75fb0 to 0xecf75ff8) [ 1342.682818][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.682873][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.682905][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.682936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.682960][ T32] r4:8581ff00 [ 1342.683704][ T32] INFO: task kworker/1:490:6542 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.683741][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.683799][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.683876][ T32] Call trace: [ 1342.683961][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.688375][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.688418][ T32] r4:00000000 [ 1342.688441][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.688503][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.688590][ T32] 9d20: cc1dd000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.688672][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.688703][ T32] 9d60: 80070013 ffffffff [ 1342.688732][ T32] r5:80070013 r4:80239bd0 [ 1342.688771][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.688821][ T32] r4:82ac11e4 [ 1342.688843][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.688889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.688968][ T32] r4:eaec9dc0 [ 1342.688993][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.689093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.689147][ T32] r4:00000000 [ 1342.689171][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.689222][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.689249][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.689370][ T32] r5:00001000 r4:ecc4f000 [ 1342.689422][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.689468][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.689522][ T32] r5:85a50b8c r4:85a50800 [ 1342.689574][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.689628][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1342.689650][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.689698][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.689721][ T32] r4:84879d00 [ 1342.689745][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.689830][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 4 printk messages dropped ** [ 1342.689977][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1342.690182][ T32] INFO: task kworker/1:491:6544 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 1342.690477][ T32] r4:85895400 ** 1 printk messages dropped ** [ 1342.690555][ T32] r5:85895400 r4:829187f0 [ 1342.690577][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.690619][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.690668][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf81e08 [ 1342.690729][ T32] r4:00000000 [ 1342.690758][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.690801][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.690838][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.690885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85526000 [ 1342.690925][ T32] r4:00000000 [ 1342.690948][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.690998][ T32] r9:83018205 r8:85895400 r7:00000000 r6:83018200 r5:00001000 r4:7f30f000 [ 1342.691020][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.691092][ T32] r5:00001000 r4:ecf8b000 [ 1342.691118][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.691161][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.691205][ T32] r5:858b978c r4:858b9400 [ 1342.691227][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.691273][ T32] r7:ddde2d40 r6:83018200 r5:858b978c r4:85856e80 [ 1342.691295][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.691366][ T32] r10:61c88647 r9:85895400 r8:85856eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.691422][ T32] r4:85856e80 [ 1342.691445][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.691493][ T32] r10:00000000 r9:85856e80 r8:8027ed34 r7:ecf75e60 r6:85856f00 r5:85895400 [ 1342.691521][ T32] r4:00000001 [ 1342.691540][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.691577][ T32] Exception stack(0xecf81fb0 to 0xecf81ff8) [ 1342.691604][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.691636][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.691750][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.691798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.691822][ T32] r4:85526100 [ 1342.692570][ T32] INFO: task kworker/1:491:6544 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.692607][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.692666][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.692744][ T32] Call trace: [ 1342.692777][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.692829][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.692854][ T32] r4:00000000 [ 1342.692927][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.692983][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.693018][ T32] 9d20: cc1dd000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.693050][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.693099][ T32] 9d60: 80070013 ffffffff [ 1342.693129][ T32] r5:80070013 r4:80239bd0 [ 1342.693149][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.693192][ T32] r4:82ac11e4 [ 1342.693259][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.693337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.693364][ T32] r4:eaec9dc0 [ 1342.693410][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.693460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.693483][ T32] r4:00000000 [ 1342.693511][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.693617][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.693668][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.693716][ T32] r5:00001000 r4:ecc4f000 [ 1342.693761][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.693831][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.693880][ T32] r5:85a50b8c r4:85a50800 [ 1342.693900][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.714735][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1342.714925][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.715118][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.715183][ T32] r4:84879d00 [ 1342.715237][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.715347][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1342.715425][ T32] r4:00000001 [ 1342.715486][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.715597][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1342.715680][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.715760][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1342.715902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 5 printk messages dropped ** [ 1342.716307][ T32] task:kworker/1:492 state:D stack:0 pid:6546 tgid:6546 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1342.717088][ T32] r5:85896000 r4:829187f0 [ 1342.717138][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.717233][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.717349][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf89e08 [ 1342.717441][ T32] r4:00000000 [ 1342.717517][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.717641][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.717741][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1342.718234][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1342.718863][ T32] r7:ddde2d40 r6:83018200 r5:858b9b8c r4:85856f80 ** 1 printk messages dropped ** [ 1342.719138][ T32] r10:61c88647 r9:85896000 r8:85856fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.719206][ T32] r4:85856f80 [ 1342.719258][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.719368][ T32] r10:00000000 r9:85856f80 r8:8027ed34 r7:ecf81e60 r6:8548e000 r5:85896000 [ 1342.719460][ T32] r4:00000001 [ 1342.719550][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.719642][ T32] Exception stack(0xecf89fb0 to 0xecf89ff8) [ 1342.719742][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.719865][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.719943][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.720022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.720113][ T32] r4:85526300 [ 1342.721481][ T32] INFO: task kworker/1:492:6546 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.721571][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.721705][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.721863][ T32] Call trace: [ 1342.721959][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.722080][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.722140][ T32] r4:00000000 [ 1342.722191][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.722311][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.722391][ T32] 9d20: cc673000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.722460][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.722520][ T32] 9d60: 80070013 ffffffff [ 1342.722609][ T32] r5:80070013 r4:80239bd0 [ 1342.722698][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.722844][ T32] r4:82ac11e4 [ 1342.722915][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.723023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.723085][ T32] r4:eaec9dc0 [ 1342.723157][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.723300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.723365][ T32] r4:00000000 [ 1342.723442][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.723557][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.723613][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.723749][ T32] r5:00001000 r4:ecc4f000 [ 1342.723828][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.759520][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.759784][ T32] r5:85a50b8c r4:85a50800 [ 1342.759878][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.760002][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1342.760060][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.760172][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.760229][ T32] r4:84879d00 [ 1342.760279][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.760485][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1342.760590][ T32] r4:00000001 [ 1342.760683][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.760796][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1342.760876][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.760987][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.761099][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.761183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.761241][ T32] r4:851e4ec0 [ 1342.761298][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.761415][ T32] INFO: task kworker/1:493:6548 blocked for more than 469 seconds. [ 1342.761506][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.761573][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.761631][ T32] task:kworker/1:493 state:D stack:0 pid:6548 tgid:6548 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.761810][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.761916][ T32] Call trace: [ 1342.762030][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1342.762174][ T32] r10:829187f4 r9:ecf95d84 r8:00000002 r7:60000013 r6:ecf95d8c r5:85896c00 [ 1342.762236][ T32] r4:85896c00 [ 1342.762287][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1342.762413][ T32] r5:85896c00 r4:829187f0 [ 1342.762479][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.762576][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.762684][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf95e08 [ 1342.762742][ T32] r4:00000000 [ 1342.762814][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.762919][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.763016][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.763117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85526780 [ 1342.763173][ T32] r4:00000000 [ 1342.763221][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.763356][ T32] r9:83018205 r8:85896c00 r7:00000000 r6:83018200 r5:00001000 r4:7f317000 [ 1342.763419][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.763581][ T32] r5:00001000 r4:ecfab000 [ 1342.763643][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.763762][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.763866][ T32] r5:858ba78c r4:858ba400 [ 1342.763917][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.767869][ T32] r7:ddde2d40 r6:83018200 r5:858ba78c r4:8548e080 [ 1342.767956][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.768099][ T32] r10:61c88647 r9:85896c00 r8:8548e0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.768156][ T32] r4:8548e080 [ 1342.768207][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.768347][ T32] r10:00000000 r9:8548e080 r8:8027ed34 r7:ecf89e60 r6:8548e100 r5:85896c00 [ 1342.768411][ T32] r4:00000001 [ 1342.768527][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.768650][ T32] Exception stack(0xecf95fb0 to 0xecf95ff8) [ 1342.768721][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.768844][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.768925][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.769052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.769150][ T32] r4:85526180 [ 1342.770537][ T32] INFO: task kworker/1:493:6548 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.770658][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.770861][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.770978][ T32] Call trace: [ 1342.771086][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.771256][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.771326][ T32] r4:00000000 [ 1342.771380][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.771473][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.771548][ T32] 9d20: ccbc8000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.771626][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.771688][ T32] 9d60: 80070013 ffffffff [ 1342.771757][ T32] r5:80070013 r4:80239bd0 [ 1342.771809][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.771930][ T32] r4:82ac11e4 [ 1342.772052][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.772172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.772233][ T32] r4:eaec9dc0 [ 1342.772286][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.772402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.772463][ T32] r4:00000000 [ 1342.772516][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.772669][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.772727][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.772900][ T32] r5:00001000 r4:ecc4f000 [ 1342.772962][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.773056][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.773155][ T32] r5:85a50b8c r4:85a50800 [ 1342.773203][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.773307][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1342.773360][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.773498][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.773596][ T32] r4:84879d00 [ 1342.773657][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.773825][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1342.773896][ T32] r4:00000001 [ 1342.799106][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.799379][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1342.799479][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.799587][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.799668][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.799784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.799851][ T32] r4:851e4ec0 [ 1342.799910][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.799977][ T32] INFO: task kworker/1:494:6549 blocked for more than 469 seconds. [ 1342.800055][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.800120][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.800206][ T32] task:kworker/1:494 state:D stack:0 pid:6549 tgid:6549 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.800345][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.800511][ T32] Call trace: [ 1342.800644][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1342.800770][ T32] r10:829187f4 r9:ecf51d84 r8:00000002 r7:60000013 r6:ecf51d8c r5:85260c00 [ 1342.800882][ T32] r4:85260c00 [ 1342.800939][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1342.801040][ T32] r5:85260c00 r4:829187f0 [ 1342.801123][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.801224][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.801363][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf51e08 [ 1342.801426][ T32] r4:00000000 [ 1342.801481][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.801604][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.801739][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.801891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85526380 [ 1342.801969][ T32] r4:00000000 [ 1342.802024][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.802178][ T32] r9:83018205 r8:85260c00 r7:00000000 r6:83018200 r5:00001000 r4:7f313000 [ 1342.802271][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.802379][ T32] r5:00001000 r4:ecf9f000 [ 1342.802459][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.802618][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.802748][ T32] r5:858b9f8c r4:858b9c00 [ 1342.802806][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.802916][ T32] r7:ddde2d40 r6:83018200 r5:858b9f8c r4:8548e180 [ 1342.802971][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.803081][ T32] r10:61c88647 r9:85260c00 r8:8548e1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.803160][ T32] r4:8548e180 [ 1342.803217][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.803323][ T32] r10:00000000 r9:8548e180 r8:8027ed34 r7:ecf95e60 r6:8548e200 r5:85260c00 [ 1342.803380][ T32] r4:00000001 [ 1342.803426][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.803568][ T32] Exception stack(0xecf51fb0 to 0xecf51ff8) [ 1342.803640][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.803710][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.803782][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.803856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.803910][ T32] r4:85526440 [ 1342.817575][ T32] INFO: task kworker/1:494:6549 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.817756][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.817916][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.818109][ T32] Call trace: [ 1342.818225][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.818359][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.818420][ T32] r4:00000000 [ 1342.818475][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.818571][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.818640][ T32] 9d20: cd004000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.818729][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.818814][ T32] 9d60: 80070013 ffffffff [ 1342.818879][ T32] r5:80070013 r4:80239bd0 [ 1342.818931][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.819030][ T32] r4:82ac11e4 [ 1342.819139][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.819248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.819341][ T32] r4:eaec9dc0 [ 1342.819399][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.819519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.819577][ T32] r4:00000000 [ 1342.819642][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.819765][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.819856][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.819968][ T32] r5:00001000 r4:ecc4f000 [ 1342.820022][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.820113][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.820214][ T32] r5:85a50b8c r4:85a50800 [ 1342.820295][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.820419][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1342.820494][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.820641][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.820703][ T32] r4:84879d00 [ 1342.820765][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.820878][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1342.820937][ T32] r4:00000001 [ 1342.820990][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.821138][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1342.821237][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.821316][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.821398][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.821481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.821546][ T32] r4:851e4ec0 [ 1342.821604][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.821674][ T32] INFO: task kworker/1:495:6552 blocked for more than 469 seconds. [ 1342.821760][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.821823][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.821905][ T32] task:kworker/1:495 state:D stack:0 pid:6552 tgid:6552 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.822023][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.822122][ T32] Call trace: [ 1342.822262][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1342.822411][ T32] r10:829187f4 r9:ecfb1d84 r8:00000002 r7:60000113 r6:ecfb1d8c r5:858ab000 [ 1342.822479][ T32] r4:858ab000 [ 1342.822539][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1342.822656][ T32] r5:858ab000 r4:829187f0 [ 1342.822709][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.822848][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.822988][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfb1e08 [ 1342.823093][ T32] r4:00000000 [ 1342.823155][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.823278][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.823403][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.823512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855265c0 [ 1342.823570][ T32] r4:00000000 [ 1342.823623][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.823770][ T32] r9:83018205 r8:858ab000 r7:00000000 r6:83018200 r5:00001000 r4:7f315000 [ 1342.823833][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.823933][ T32] r5:00001000 r4:ecfa5000 [ 1342.823985][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.844757][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.844942][ T32] r5:858ba38c r4:858ba000 [ 1342.844997][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.845114][ T32] r7:ddde2d40 r6:83018200 r5:858ba38c r4:8548e280 [ 1342.845185][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.845304][ T32] r10:61c88647 r9:858ab000 r8:8548e2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.845392][ T32] r4:8548e280 [ 1342.845455][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.845567][ T32] r10:00000000 r9:8548e280 r8:8027ed34 r7:ecf95e60 r6:851b5b00 r5:858ab000 [ 1342.845620][ T32] r4:00000001 [ 1342.845696][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.845800][ T32] Exception stack(0xecfb1fb0 to 0xecfb1ff8) [ 1342.845872][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.845941][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.846033][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.846133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.846212][ T32] r4:85526180 [ 1342.847565][ T32] INFO: task kworker/1:495:6552 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.847662][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.847849][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.847994][ T32] Call trace: [ 1342.848078][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.848196][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.848273][ T32] r4:00000000 [ 1342.848342][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.848434][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.848505][ T32] 9d20: cd3e8000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.848639][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.848701][ T32] 9d60: 80070013 ffffffff [ 1342.848771][ T32] r5:80070013 r4:80239bd0 ** 1 printk messages dropped ** [ 1342.848946][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1342.849251][ T32] r4:eaec9dc0 ** 1 printk messages dropped ** [ 1342.849404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.849460][ T32] r4:00000000 [ 1342.849514][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.849622][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.849675][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.849781][ T32] r5:00001000 r4:ecc4f000 [ 1342.849834][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.849923][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.850019][ T32] r5:85a50b8c r4:85a50800 [ 1342.850069][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.850205][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1342.850266][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.850374][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.850433][ T32] r4:84879d00 [ 1342.850481][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.850590][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1342.850663][ T32] r4:00000001 [ 1342.850738][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.850841][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1342.850907][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.850977][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.851041][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.851114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.851202][ T32] r4:851e4ec0 [ 1342.851271][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.851338][ T32] INFO: task kworker/1:496:6554 blocked for more than 469 seconds. [ 1342.851414][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.851484][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.851582][ T32] task:kworker/1:496 state:D stack:0 pid:6554 tgid:6554 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.851697][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.851813][ T32] Call trace: [ 1342.851918][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1342.852026][ T32] r10:829187f4 r9:ecf9dd84 r8:00000002 r7:60000113 r6:ecf9dd8c r5:85260000 [ 1342.852085][ T32] r4:85260000 [ 1342.852142][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1342.852268][ T32] r5:85260000 r4:829187f0 [ 1342.852336][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.852430][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.852569][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf9de08 [ 1342.852631][ T32] r4:00000000 [ 1342.852686][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.852811][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.852904][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.853035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85526800 [ 1342.853099][ T32] r4:00000000 [ 1342.853149][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.853261][ T32] r9:83018205 r8:85260000 r7:00000000 r6:83018200 r5:00001000 r4:7f319000 [ 1342.853315][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.853413][ T32] r5:00001000 r4:ecfb5000 [ 1342.853492][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.853607][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.853729][ T32] r5:858bab8c r4:858ba800 [ 1342.853795][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.853902][ T32] r7:ddde2d40 r6:83018200 r5:858bab8c r4:8548e300 [ 1342.882482][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.882762][ T32] r10:61c88647 r9:85260000 r8:8548e32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.882832][ T32] r4:8548e300 [ 1342.882886][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.883005][ T32] r10:00000000 r9:8548e300 r8:8027ed34 r7:ecf95e60 r6:8548e380 r5:85260000 [ 1342.883068][ T32] r4:00000001 [ 1342.883121][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.883261][ T32] Exception stack(0xecf9dfb0 to 0xecf9dff8) [ 1342.883370][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.883451][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.883589][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.883658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.883703][ T32] r4:85526740 [ 1342.895032][ T32] INFO: task kworker/1:496:6554 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.895207][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.895443][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.895517][ T32] Call trace: [ 1342.895578][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.895675][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.895704][ T32] r4:00000000 [ 1342.895727][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.895920][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.895961][ T32] 9d20: cd9fb000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.896010][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.896039][ T32] 9d60: 80070013 ffffffff [ 1342.896067][ T32] r5:80070013 r4:80239bd0 [ 1342.896089][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.896135][ T32] r4:82ac11e4 [ 1342.896157][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.896218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.896246][ T32] r4:eaec9dc0 [ 1342.896268][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.896320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.896359][ T32] r4:00000000 [ 1342.896511][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.896935][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.896963][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.897012][ T32] r5:00001000 r4:ecc4f000 [ 1342.897398][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.897460][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.897573][ T32] r5:85a50b8c r4:85a50800 [ 1342.897627][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.897796][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1342.897896][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.898049][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.898115][ T32] r4:84879d00 [ 1342.898167][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.898277][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1342.898333][ T32] r4:00000001 [ 1342.898383][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.898466][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1342.898543][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.898637][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.898746][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.898857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.898922][ T32] r4:851e4ec0 [ 1342.898979][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.899067][ T32] INFO: task kworker/1:497:6556 blocked for more than 469 seconds. [ 1342.899143][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.899207][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.899256][ T32] task:kworker/1:497 state:D stack:0 pid:6556 tgid:6556 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.899361][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.899552][ T32] Call trace: [ 1342.899675][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1342.899787][ T32] r10:829187f4 r9:ecfb9d84 r8:00000002 r7:60000013 r6:ecfb9d8c r5:85262400 [ 1342.899876][ T32] r4:85262400 [ 1342.899931][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1342.900026][ T32] r5:85262400 r4:829187f0 [ 1342.900053][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.900097][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.900147][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfb9e08 [ 1342.900171][ T32] r4:00000000 [ 1342.900193][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.900639][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.900686][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.900733][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855269c0 [ 1342.900925][ T32] r4:00000000 [ 1342.900954][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.901366][ T32] r9:83018205 r8:85262400 r7:00000000 r6:83018200 r5:00001000 r4:7f31b000 [ 1342.901491][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.901550][ T32] r5:00001000 r4:ecfc3000 [ 1342.901571][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.901611][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.901674][ T32] r5:858baf8c r4:858bac00 [ 1342.901698][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.901766][ T32] r7:ddde2d40 r6:83018200 r5:858baf8c r4:8548e400 [ 1342.901791][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.901841][ T32] r10:61c88647 r9:85262400 r8:8548e42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.901865][ T32] r4:8548e400 [ 1342.901917][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.901969][ T32] r10:00000000 r9:8548e400 r8:8027ed34 r7:ecf9de60 r6:8548e480 r5:85262400 [ 1342.901994][ T32] r4:00000001 [ 1342.902239][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.902297][ T32] Exception stack(0xecfb9fb0 to 0xecfb9ff8) [ 1342.902329][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.902360][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.902489][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.902529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.902645][ T32] r4:855268c0 [ 1342.903112][ T32] INFO: task kworker/1:497:6556 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.903150][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.903212][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.903257][ T32] Call trace: [ 1342.903313][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.903366][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.903390][ T32] r4:00000000 [ 1342.903410][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.903448][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.903480][ T32] 9d20: cd9fb000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.903517][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.903544][ T32] 9d60: 80070013 ffffffff [ 1342.903570][ T32] r5:80070013 r4:80239bd0 [ 1342.903590][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.903653][ T32] r4:82ac11e4 [ 1342.903691][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.903746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.903976][ T32] r4:eaec9dc0 [ 1342.924512][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.924613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.924640][ T32] r4:00000000 [ 1342.924662][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.924713][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.924735][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.924790][ T32] r5:00001000 r4:ecc4f000 [ 1342.924812][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.924854][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.924899][ T32] r5:85a50b8c r4:85a50800 [ 1342.924919][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.924969][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1342.924991][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.925041][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.925064][ T32] r4:84879d00 [ 1342.925084][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.925132][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1342.925155][ T32] r4:00000001 [ 1342.925182][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.925220][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1342.925251][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.925283][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.925311][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.925342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.925365][ T32] r4:851e4ec0 [ 1342.925388][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.925418][ T32] INFO: task kworker/1:498:6558 blocked for more than 469 seconds. [ 1342.925452][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.925480][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.925504][ T32] task:kworker/1:498 state:D stack:0 pid:6558 tgid:6558 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.925568][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.925623][ T32] Call trace: [ 1342.925674][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1342.925731][ T32] r10:829187f4 r9:ecfc1d84 r8:00000002 r7:60000013 r6:ecfc1d8c r5:85263000 [ 1342.925782][ T32] r4:85263000 [ 1342.925806][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1342.925945][ T32] r5:85263000 r4:829187f0 [ 1342.925972][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.926017][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.926071][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfc1e08 [ 1342.926116][ T32] r4:00000000 [ 1342.926141][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.926182][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.926220][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.926266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85526b40 [ 1342.926289][ T32] r4:00000000 [ 1342.926309][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.926356][ T32] r9:83018205 r8:85263000 r7:00000000 r6:83018200 r5:00001000 r4:7f31d000 [ 1342.926498][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.926646][ T32] r5:00001000 r4:ecfc9000 [ 1342.926893][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.926939][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.926984][ T32] r5:858bb38c r4:858bb000 [ 1342.927005][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.927051][ T32] r7:ddde2d40 r6:83018200 r5:858bb38c r4:8548e500 [ 1342.927074][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.927130][ T32] r10:61c88647 r9:85263000 r8:8548e52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.927156][ T32] r4:8548e500 [ 1342.927398][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.927452][ T32] r10:00000000 r9:8548e500 r8:8027ed34 r7:ecfb9e60 r6:8548e580 r5:85263000 [ 1342.927556][ T32] r4:00000001 [ 1342.927620][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.927730][ T32] Exception stack(0xecfc1fb0 to 0xecfc1ff8) [ 1342.927803][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.927877][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.927946][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.928027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.928119][ T32] r4:85526c80 [ 1342.929367][ T32] INFO: task kworker/1:498:6558 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.929419][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.929532][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.929741][ T32] Call trace: [ 1342.929778][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.929835][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.929860][ T32] r4:00000000 [ 1342.929881][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.929953][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.929994][ T32] 9d20: cddb1000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.930029][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.930056][ T32] 9d60: 80070013 ffffffff [ 1342.930082][ T32] r5:80070013 r4:80239bd0 [ 1342.930165][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.930213][ T32] r4:82ac11e4 [ 1342.930252][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.930365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.930406][ T32] r4:eaec9dc0 [ 1342.930429][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.930475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.930499][ T32] r4:00000000 [ 1342.930528][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.930577][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.930600][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.930644][ T32] r5:00001000 r4:ecc4f000 [ 1342.930664][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.930704][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.930748][ T32] r5:85a50b8c r4:85a50800 [ 1342.930768][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.930816][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1342.930853][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.930995][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.931025][ T32] r4:84879d00 [ 1342.931048][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.931100][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1342.931190][ T32] r4:00000001 [ 1342.931215][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.931499][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1342.931575][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.931697][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.931868][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.931908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.931933][ T32] r4:851e4ec0 [ 1342.931957][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.932153][ T32] INFO: task kworker/1:499:6560 blocked for more than 469 seconds. [ 1342.932275][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.932323][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.933265][ T32] task:kworker/1:499 state:D stack:0 pid:6560 tgid:6560 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.933533][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.933578][ T32] Call trace: [ 1342.933610][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1342.933661][ T32] r10:829187f4 r9:ecfd5d84 r8:00000002 r7:60000013 r6:ecfd5d8c r5:85264800 [ 1342.933777][ T32] r4:85264800 [ 1342.933900][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1342.964436][ T32] r5:85264800 r4:829187f0 [ 1342.964478][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.964573][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.964627][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfd5e08 [ 1342.964651][ T32] r4:00000000 [ 1342.964672][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1342.964711][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.964753][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.964799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85526e00 [ 1342.964823][ T32] r4:00000000 [ 1342.964850][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.964934][ T32] r9:83018205 r8:85264800 r7:00000000 r6:83018200 r5:00001000 r4:7f31f000 [ 1342.965382][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.965487][ T32] r5:00001000 r4:ecfd7000 [ 1342.965585][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.965633][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.965708][ T32] r5:858bb78c r4:858bb400 [ 1342.966072][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.966128][ T32] r7:ddde2d40 r6:83018200 r5:858bb78c r4:8548e600 [ 1342.966151][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.966561][ T32] r10:61c88647 r9:85264800 r8:8548e62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.966590][ T32] r4:8548e600 [ 1342.966689][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.966743][ T32] r10:00000000 r9:8548e600 r8:8027ed34 r7:ecfc1e60 r6:8548e680 r5:85264800 [ 1342.966768][ T32] r4:00000001 [ 1342.966894][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.967381][ T32] Exception stack(0xecfd5fb0 to 0xecfd5ff8) [ 1342.967595][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.967712][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.967793][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.967875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.967936][ T32] r4:85526a80 [ 1342.969002][ T32] INFO: task kworker/1:499:6560 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1342.969114][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.970315][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.970374][ T32] Call trace: [ 1342.970480][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1342.970545][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1342.970573][ T32] r4:00000000 [ 1342.970595][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.970985][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1342.971530][ T32] 9d20: ce10d000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1342.971569][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1342.971595][ T32] 9d60: 80070013 ffffffff [ 1342.971640][ T32] r5:80070013 r4:80239bd0 [ 1342.971668][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.971714][ T32] r4:82ac11e4 [ 1342.971752][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.972250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1342.972278][ T32] r4:eaec9dc0 [ 1342.972301][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1342.972360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1342.972479][ T32] r4:00000000 [ 1342.972504][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1342.972605][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1342.973193][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.973314][ T32] r5:00001000 r4:ecc4f000 [ 1342.973355][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1342.973403][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.973453][ T32] r5:85a50b8c r4:85a50800 [ 1342.973494][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.973560][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1342.973912][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.974038][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.000590][ T32] r4:84879d00 [ 1343.000647][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.000721][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1343.000747][ T32] r4:00000001 [ 1343.000775][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.000816][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1343.000849][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.000975][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.001103][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.001189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.001219][ T32] r4:851e4ec0 [ 1343.001269][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.001351][ T32] INFO: task kworker/1:500:6562 blocked for more than 469 seconds. [ 1343.001391][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.001590][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.001696][ T32] task:kworker/1:500 state:D stack:0 pid:6562 tgid:6562 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.001759][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.001832][ T32] Call trace: [ 1343.001925][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1343.001983][ T32] r10:829187f4 r9:ecfe1d84 r8:00000002 r7:60000013 r6:ecfe1d8c r5:85263c00 [ 1343.002008][ T32] r4:85263c00 [ 1343.002053][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1343.002101][ T32] r5:85263c00 r4:829187f0 [ 1343.002169][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.002223][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.002369][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfe1e08 [ 1343.002481][ T32] r4:00000000 [ 1343.002511][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1343.002553][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.002595][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1343.002665][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.002944][ T32] r5:00001000 r4:ecfdd000 ** 3 printk messages dropped ** [ 1343.003138][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1343.003312][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1343.003515][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1343.003582][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.003614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.003638][ T32] r4:85526c80 [ 1343.016400][ T32] INFO: task kworker/1:500:6562 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1343.016516][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.016644][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.016761][ T32] Call trace: [ 1343.016812][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1343.016877][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1343.016918][ T32] r4:00000000 [ 1343.016944][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.017033][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1343.017080][ T32] 9d20: ce7e6000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1343.017116][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1343.017150][ T32] 9d60: 80070013 ffffffff [ 1343.017200][ T32] r5:80070013 r4:80239bd0 [ 1343.017226][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.017296][ T32] r4:82ac11e4 [ 1343.017346][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.017399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1343.017436][ T32] r4:eaec9dc0 [ 1343.017545][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1343.017662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1343.017714][ T32] r4:00000000 [ 1343.017782][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1343.017916][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1343.017979][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.018086][ T32] r5:00001000 r4:ecc4f000 [ 1343.018141][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1343.018233][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.018353][ T32] r5:85a50b8c r4:85a50800 [ 1343.018411][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.018527][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1343.018586][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.018718][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.018780][ T32] r4:84879d00 [ 1343.018833][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.018982][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1343.019059][ T32] r4:00000001 [ 1343.019126][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.019230][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1343.019312][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.019386][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.019471][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.019561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.019615][ T32] r4:851e4ec0 [ 1343.019669][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.019749][ T32] INFO: task kworker/1:501:6564 blocked for more than 469 seconds. [ 1343.019824][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.019911][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.019968][ T32] task:kworker/1:501 state:D stack:0 pid:6564 tgid:6564 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.020134][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.020231][ T32] Call trace: [ 1343.020304][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1343.020437][ T32] r10:829187f4 r9:ecfe9d84 r8:00000002 r7:60000013 r6:ecfe9d8c r5:85266c00 [ 1343.020502][ T32] r4:85266c00 [ 1343.020593][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1343.020813][ T32] r5:85266c00 r4:829187f0 [ 1343.020873][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.020967][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.021075][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfe9e08 [ 1343.021127][ T32] r4:00000000 [ 1343.021178][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1343.021304][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.021401][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1343.021525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561f280 [ 1343.021589][ T32] r4:00000000 [ 1343.021688][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1343.021804][ T32] r9:83018205 r8:85266c00 r7:00000000 r6:83018200 r5:00001000 r4:7f323000 [ 1343.021886][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1343.022660][ T32] r10:61c88647 r9:85266c00 r8:8548e82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1343.023765][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1343.056862][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1343.057117][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1343.057199][ T32] 9d60: 80070013 ffffffff [ 1343.057266][ T32] r5:80070013 r4:80239bd0 [ 1343.057315][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.057439][ T32] r4:82ac11e4 [ 1343.057517][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.057625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1343.057681][ T32] r4:eaec9dc0 [ 1343.057729][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1343.057845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1343.057915][ T32] r4:00000000 [ 1343.057979][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1343.058090][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1343.058147][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.058249][ T32] r5:00001000 r4:ecc4f000 [ 1343.058332][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1343.058432][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.058539][ T32] r5:85a50b8c r4:85a50800 [ 1343.058592][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.058696][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1343.058749][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.058877][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.058952][ T32] r4:84879d00 [ 1343.059005][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.059112][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1343.059167][ T32] r4:00000001 [ 1343.059218][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.059303][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1343.059371][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.059442][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.059518][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.059594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.059652][ T32] r4:851e4ec0 [ 1343.059708][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.059773][ T32] INFO: task kworker/1:502:6566 blocked for more than 469 seconds. [ 1343.059900][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.059973][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.060028][ T32] task:kworker/1:502 state:D stack:0 pid:6566 tgid:6566 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1343.060472][ T32] r4:858ac800 ** 1 printk messages dropped ** [ 1343.060691][ T32] r5:858ac800 r4:829187f0 [ 1343.060745][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.060853][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.060965][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecff5e08 [ 1343.061026][ T32] r4:00000000 [ 1343.061087][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1343.061181][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.061264][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1343.061360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561f400 [ 1343.061416][ T32] r4:00000000 [ 1343.061466][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1343.061586][ T32] r9:83018205 r8:858ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f325000 [ 1343.061641][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.061762][ T32] r5:00001000 r4:ecff1000 [ 1343.061816][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1343.061974][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.062129][ T32] r5:858c438c r4:858c4000 [ 1343.062184][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.062308][ T32] r7:ddde2d40 r6:83018200 r5:858c438c r4:8548e880 [ 1343.062366][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.062490][ T32] r10:61c88647 r9:858ac800 r8:8548e8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 1 printk messages dropped ** [ 1343.062628][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1343.063308][ T32] r4:8561f000 ** 3 printk messages dropped ** [ 1343.085315][ T32] Call trace: ** 8 printk messages dropped ** [ 1343.086122][ T32] r5:80070013 r4:80239bd0 ** 4 printk messages dropped ** [ 1343.086530][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1343.087030][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 9 printk messages dropped ** [ 1343.087887][ T32] r4:84879d00 ** 6 printk messages dropped ** [ 1343.088484][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.089292][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.089898][ T32] r5:858ad400 r4:829187f0 [ 1343.089948][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.090038][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1343.090712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561f500 ** 9 printk messages dropped ** [ 1343.091662][ T32] r7:ddde2d40 r6:83018200 r5:858c478c r4:8548e900 ** 7 printk messages dropped ** [ 1343.092262][ T32] Exception stack(0xecffdfb0 to 0xecffdff8) ** 6 printk messages dropped ** [ 1343.123156][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1343.132889][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1343.133340][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 9 printk messages dropped ** [ 1343.144753][ T32] r4:84879d00 ** 6 printk messages dropped ** [ 1343.145017][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1343.145585][ T32] r4:858ae000 ** 1 printk messages dropped ** [ 1343.145646][ T32] r5:858ae000 r4:829187f0 ** 1 printk messages dropped ** [ 1343.145734][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1343.145834][ T32] r4:00000000 [ 1343.145854][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1343.145903][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.145951][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1343.146008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561f800 [ 1343.146043][ T32] r4:00000000 [ 1343.146067][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1343.146127][ T32] r9:83018205 r8:858ae000 r7:00000000 r6:83018200 r5:00001000 r4:7f32b000 [ 1343.146156][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.146211][ T32] r5:00001000 r4:ed017000 [ 1343.146235][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1343.146277][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.146334][ T32] r5:858c4f8c r4:858c4c00 [ 1343.146358][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.146405][ T32] r7:ddde2d40 r6:83018200 r5:858c4f8c r4:8548e980 [ 1343.146426][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.146482][ T32] r10:61c88647 r9:858ae000 r8:8548e9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.146513][ T32] r4:8548e980 [ 1343.146533][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.146581][ T32] r10:00000000 r9:8548e980 r8:8027ed34 r7:ecffde60 r6:851b5d00 r5:858ae000 [ 1343.146605][ T32] r4:00000001 [ 1343.146634][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.146674][ T32] Exception stack(0xed009fb0 to 0xed009ff8) [ 1343.146703][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.146734][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.146762][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.146794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.146841][ T32] r4:8561f0c0 [ 1343.147601][ T32] INFO: task kworker/1:504:6570 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1343.147637][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.147718][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.147783][ T32] Call trace: [ 1343.147834][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1343.147909][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1343.147937][ T32] r4:00000000 [ 1343.147958][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.147999][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1343.148030][ T32] 9d20: cf2da000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1343.148081][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1343.148110][ T32] 9d60: 80070013 ffffffff [ 1343.148136][ T32] r5:80070013 r4:80239bd0 [ 1343.148157][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.148222][ T32] r4:82ac11e4 [ 1343.148266][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.148342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1343.148378][ T32] r4:eaec9dc0 [ 1343.148452][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1343.148606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1343.148664][ T32] r4:00000000 [ 1343.148720][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1343.148836][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1343.148898][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.148998][ T32] r5:00001000 r4:ecc4f000 [ 1343.149045][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1343.149136][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.149223][ T32] r5:85a50b8c r4:85a50800 ** 4 printk messages dropped ** [ 1343.149638][ T32] r4:84879d00 ** 4 printk messages dropped ** [ 1343.150070][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 6 printk messages dropped ** [ 1343.150619][ T32] INFO: task kworker/1:505:6572 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1343.151473][ T32] r5:858aec00 r4:829187f0 [ 1343.151536][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.151625][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1343.151845][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.152203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561f5c0 ** 9 printk messages dropped ** [ 1343.153108][ T32] r7:ddde2d40 r6:83018200 r5:858c4b8c r4:8548ea00 ** 5 printk messages dropped ** [ 1343.153643][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.178195][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1343.180619][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1343.181292][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1343.181519][ T32] r4:eaec9dc0 ** 6 printk messages dropped ** [ 1343.182080][ T32] r5:00001000 r4:ecc4f000 ** 3 printk messages dropped ** [ 1343.182395][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.182518][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1343.182573][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.182704][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.182768][ T32] r4:84879d00 [ 1343.182864][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.182990][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1343.183047][ T32] r4:00000001 [ 1343.183097][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.183182][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1343.183278][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.183384][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.183464][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.183549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.183621][ T32] r4:851e4ec0 [ 1343.183680][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.183770][ T32] INFO: task kworker/1:506:6575 blocked for more than 469 seconds. [ 1343.183853][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.198703][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.198875][ T32] task:kworker/1:506 state:D stack:0 pid:6575 tgid:6575 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.199029][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.199182][ T32] Call trace: [ 1343.199288][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1343.199450][ T32] r10:829187f4 r9:ed02dd84 r8:00000002 r7:60000113 r6:ed02dd8c r5:858aa400 [ 1343.199532][ T32] r4:858aa400 [ 1343.199598][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1343.199726][ T32] r5:858aa400 r4:829187f0 [ 1343.199807][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.199902][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.200028][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed02de08 [ 1343.200091][ T32] r4:00000000 [ 1343.200145][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1343.200237][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.200353][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1343.200460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561f900 [ 1343.200582][ T32] r4:00000000 [ 1343.200683][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1343.200808][ T32] r9:83018205 r8:858aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f32d000 [ 1343.200863][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.200965][ T32] r5:00001000 r4:ed01d000 [ 1343.201018][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1343.201110][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.201221][ T32] r5:858c538c r4:858c5000 [ 1343.201284][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.201407][ T32] r7:ddde2d40 r6:83018200 r5:858c538c r4:8548ea80 [ 1343.201479][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.201606][ T32] r10:61c88647 r9:858aa400 r8:8548eaac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.201666][ T32] r4:8548ea80 [ 1343.201717][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.201826][ T32] r10:00000000 r9:8548ea80 r8:8027ed34 r7:ed009e60 r6:851b5e00 r5:858aa400 [ 1343.201883][ T32] r4:00000001 [ 1343.201953][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.202042][ T32] Exception stack(0xed02dfb0 to 0xed02dff8) [ 1343.202103][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.202172][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.202238][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.202312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.202391][ T32] r4:8561f7c0 [ 1343.203782][ T32] INFO: task kworker/1:506:6575 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 6 printk messages dropped ** [ 1343.225789][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1343.226545][ T32] r4:eaec9dc0 ** 6 printk messages dropped ** [ 1343.227142][ T32] r5:00001000 r4:ecc4f000 ** 4 printk messages dropped ** [ 1343.227661][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 8 printk messages dropped ** [ 1343.228457][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.229316][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.229977][ T32] r5:84838000 r4:829187f0 ** 1 printk messages dropped ** [ 1343.230195][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.231140][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1343.231868][ T32] r10:61c88647 r9:84838000 r8:8548eb2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1343.232800][ T32] r4:8561f7c0 ** 3 printk messages dropped ** [ 1343.255849][ T32] Call trace: ** 7 printk messages dropped ** [ 1343.256816][ T32] 9d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1343.257370][ T32] r4:eaec9dc0 ** 6 printk messages dropped ** [ 1343.257970][ T32] r5:00001000 r4:ecc4f000 ** 6 printk messages dropped ** [ 1343.258637][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 1 printk messages dropped ** [ 1343.258752][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.258883][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1343.258949][ T32] r4:00000001 [ 1343.259016][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.259110][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1343.259175][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.259244][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.259334][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.259412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.259475][ T32] r4:851e4ec0 [ 1343.259540][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.259628][ T32] INFO: task kworker/1:508:6577 blocked for more than 469 seconds. [ 1343.259738][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.259807][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.259859][ T32] task:kworker/1:508 state:D stack:0 pid:6577 tgid:6577 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.259976][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.260095][ T32] Call trace: [ 1343.260177][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1343.260287][ T32] r10:829187f4 r9:ed03dd84 r8:00000002 r7:60000113 r6:ed03dd8c r5:858a9800 [ 1343.260354][ T32] r4:858a9800 [ 1343.260404][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1343.260505][ T32] r5:858a9800 r4:829187f0 [ 1343.260590][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.260709][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.260840][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed03de08 [ 1343.260949][ T32] r4:00000000 [ 1343.261010][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1343.261099][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.261187][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1343.261285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561f880 [ 1343.261344][ T32] r4:00000000 [ 1343.261393][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1343.261507][ T32] r9:83018205 r8:858a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f32f000 [ 1343.261567][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.261668][ T32] r5:00001000 r4:ed033000 [ 1343.261743][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1343.261843][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.261953][ T32] r5:858c578c r4:858c5400 [ 1343.262005][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.262105][ T32] r7:ddde2d40 r6:83018200 r5:858c578c r4:8548eb80 [ 1343.262150][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.262262][ T32] r10:61c88647 r9:858a9800 r8:8548ebac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.262373][ T32] r4:8548eb80 [ 1343.262438][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.262567][ T32] r10:00000000 r9:8548eb80 r8:8027ed34 r7:ed031e60 r6:851b5f00 r5:858a9800 [ 1343.262623][ T32] r4:00000001 [ 1343.262688][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.262776][ T32] Exception stack(0xed03dfb0 to 0xed03dff8) [ 1343.262841][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.262935][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.263027][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.263106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.263164][ T32] r4:8561fb80 [ 1343.294701][ T32] INFO: task kworker/1:508:6577 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1343.294873][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.295020][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.295164][ T32] Call trace: [ 1343.295231][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1343.295336][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 4 printk messages dropped ** [ 1343.295645][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1343.296286][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.296856][ T32] r5:85a50b8c r4:85a50800 ** 5 printk messages dropped ** [ 1343.297275][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1343.298097][ T32] INFO: task kworker/1:509:6579 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1343.298791][ T32] r5:85265400 r4:829187f0 [ 1343.298847][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.299053][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.299588][ T32] r9:83018205 r8:85265400 r7:00000000 r6:83018200 r5:00001000 r4:7f333000 ** 8 printk messages dropped ** [ 1343.300333][ T32] r10:61c88647 r9:85265400 r8:8548ec2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1343.301143][ T32] r4:8561f7c0 ** 2 printk messages dropped ** [ 1343.302118][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1343.302574][ T32] r5:80070013 r4:80239bd0 ** 6 printk messages dropped ** [ 1343.302817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 11 printk messages dropped ** [ 1343.303353][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1343.303508][ T32] r4:00000001 [ 1343.303532][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.303569][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1343.303597][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.303637][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.303668][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.303700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.303789][ T32] r4:851e4ec0 [ 1343.303815][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.303843][ T32] INFO: task kworker/1:510:6584 blocked for more than 469 seconds. [ 1343.303876][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.303953][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.323557][ T32] task:kworker/1:510 state:D stack:0 pid:6584 tgid:6584 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.323642][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.323738][ T32] Call trace: [ 1343.323806][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1343.323913][ T32] r10:829187f4 r9:ed061d84 r8:00000002 r7:60000013 r6:ed061d8c r5:85266000 [ 1343.323983][ T32] r4:85266000 [ 1343.324313][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1343.324380][ T32] r5:85266000 r4:829187f0 [ 1343.324402][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.324460][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.324566][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed061e08 [ 1343.324661][ T32] r4:00000000 [ 1343.324687][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1343.324728][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.324778][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1343.324849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561fe40 [ 1343.324919][ T32] r4:00000000 [ 1343.324943][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1343.324996][ T32] r9:83018205 r8:85266000 r7:00000000 r6:83018200 r5:00001000 r4:7f337000 [ 1343.325041][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.325102][ T32] r5:00001000 r4:ed057000 [ 1343.325154][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1343.325220][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.325269][ T32] r5:858c5f8c r4:858c5c00 [ 1343.325290][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.325373][ T32] r7:ddde2d40 r6:83018200 r5:858c5f8c r4:8548ed00 [ 1343.325399][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.325459][ T32] r10:61c88647 r9:85266000 r8:8548ed2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.325502][ T32] r4:8548ed00 [ 1343.325525][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.325576][ T32] r10:00000000 r9:8548ed00 r8:8027ed34 r7:ed031e60 r6:8548ed80 r5:85266000 [ 1343.325620][ T32] r4:00000001 [ 1343.325666][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.325726][ T32] Exception stack(0xed061fb0 to 0xed061ff8) [ 1343.325769][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.325809][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.325838][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.325870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.325924][ T32] r4:8561fd00 [ 1343.326679][ T32] INFO: task kworker/1:510:6584 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1343.326716][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.326787][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.326858][ T32] Call trace: [ 1343.326914][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1343.326966][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 2 printk messages dropped ** [ 1343.327077][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 8 printk messages dropped ** [ 1343.327392][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1343.327713][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 9 printk messages dropped ** [ 1343.328622][ T32] r4:84879d00 ** 4 printk messages dropped ** [ 1343.328910][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 7 printk messages dropped ** [ 1343.329192][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1343.329543][ T32] r5:85261800 r4:829187f0 [ 1343.329563][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1343.329767][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1343.330158][ T32] r5:858c678c r4:858c6400 ** 5 printk messages dropped ** [ 1343.330362][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1343.331132][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1343.331886][ T32] r4:eaec9dc0 [ 1343.331906][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1343.331951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1343.331974][ T32] r4:00000000 [ 1343.331995][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1343.332043][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1343.332065][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.332109][ T32] r5:00001000 r4:ecc4f000 [ 1343.332128][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1343.332202][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.332337][ T32] r5:85a50b8c r4:85a50800 [ 1343.332361][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.332432][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1343.332457][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.332509][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.332567][ T32] r4:84879d00 [ 1343.332595][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.332645][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1343.332668][ T32] r4:00000001 [ 1343.332688][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.332725][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1343.332780][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.332823][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.332855][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.332887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.332921][ T32] r4:851e4ec0 [ 1343.332946][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.332971][ T32] INFO: task kworker/1:512:6588 blocked for more than 469 seconds. [ 1343.333001][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.333026][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.333048][ T32] task:kworker/1:512 state:D stack:0 pid:6588 tgid:6588 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.333093][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.333188][ T32] Call trace: [ 1343.333222][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1343.333336][ T32] r10:829187f4 r9:ed041d84 r8:00000002 r7:60000013 r6:ed041d8c r5:84a50000 [ 1343.333363][ T32] r4:84a50000 [ 1343.333384][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1343.333427][ T32] r5:84a50000 r4:829187f0 [ 1343.333447][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.333519][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.333618][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed041e08 [ 1343.333645][ T32] r4:00000000 [ 1343.333742][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1343.333786][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.333847][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1343.333896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8553a000 [ 1343.333920][ T32] r4:00000000 [ 1343.334025][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1343.364667][ T32] r9:83018205 r8:84a50000 r7:00000000 r6:83018200 r5:00001000 r4:7f33d000 [ 1343.364717][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.364801][ T32] r5:00001000 r4:ed06d000 [ 1343.364824][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1343.364869][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.364934][ T32] r5:858c6b8c r4:858c6800 [ 1343.364981][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1343.365162][ T32] r4:8548ef00 ** 5 printk messages dropped ** [ 1343.365405][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.366695][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 11 printk messages dropped ** [ 1343.367315][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1343.367630][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 11 printk messages dropped ** [ 1343.368704][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 9 printk messages dropped ** [ 1343.369460][ T32] INFO: task kworker/1:513:6590 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1343.370267][ T32] r5:84a51800 r4:829187f0 [ 1343.370334][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1343.371043][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.371523][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1343.372440][ T32] Exception stack(0xed075fb0 to 0xed075ff8) ** 6 printk messages dropped ** [ 1343.373852][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 16 printk messages dropped ** [ 1343.399545][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1343.400363][ T32] r5:85a50b8c r4:85a50800 ** 6 printk messages dropped ** [ 1343.401024][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 7 printk messages dropped ** [ 1343.401661][ T32] r4:851e4ec0 [ 1343.401716][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.401786][ T32] INFO: task kworker/1:514:6591 blocked for more than 469 seconds. [ 1343.401873][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.401951][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.402009][ T32] task:kworker/1:514 state:D stack:0 pid:6591 tgid:6591 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.402118][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.402246][ T32] Call trace: [ 1343.402353][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1343.402460][ T32] r10:829187f4 r9:ed081d84 r8:00000002 r7:60000113 r6:ed081d8c r5:84a52400 [ 1343.402515][ T32] r4:84a52400 [ 1343.402584][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1343.402695][ T32] r5:84a52400 r4:829187f0 [ 1343.402758][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.402847][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.402961][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed081e08 [ 1343.403018][ T32] r4:00000000 [ 1343.403099][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1343.403196][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.403280][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1343.403381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8553a340 [ 1343.403450][ T32] r4:00000000 [ 1343.403526][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1343.403686][ T32] r9:83018205 r8:84a52400 r7:00000000 r6:83018200 r5:00001000 r4:7f33f000 [ 1343.403762][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.403862][ T32] r5:00001000 r4:ed077000 [ 1343.403962][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1343.419301][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.419469][ T32] r5:858c6f8c r4:858c6c00 [ 1343.419545][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.419665][ T32] r7:ddde2d40 r6:83018200 r5:858c6f8c r4:85480100 [ 1343.419736][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.419877][ T32] r10:61c88647 r9:84a52400 r8:8548012c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.419937][ T32] r4:85480100 [ 1343.419986][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.420092][ T32] r10:00000000 r9:85480100 r8:8027ed34 r7:ed075e60 r6:85480180 r5:84a52400 [ 1343.420150][ T32] r4:00000001 [ 1343.420201][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.420288][ T32] Exception stack(0xed081fb0 to 0xed081ff8) [ 1343.420387][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.420466][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.420615][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.420700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.420769][ T32] r4:8553a480 [ 1343.422151][ T32] INFO: task kworker/1:514:6591 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1343.422242][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.422387][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.422506][ T32] Call trace: [ 1343.422621][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1343.422767][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1343.422854][ T32] r4:00000000 [ 1343.422915][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.423003][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1343.423076][ T32] 9d20: d1232000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1343.423178][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1343.423246][ T32] 9d60: 80070013 ffffffff [ 1343.423318][ T32] r5:80070013 r4:80239bd0 [ 1343.423368][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.423462][ T32] r4:82ac11e4 [ 1343.423513][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.423619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1343.423675][ T32] r4:eaec9dc0 [ 1343.423729][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1343.423856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1343.423918][ T32] r4:00000000 [ 1343.443756][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1343.444602][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1343.444646][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.444717][ T32] r5:00001000 r4:ecc4f000 [ 1343.444774][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1343.444822][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.444869][ T32] r5:85a50b8c r4:85a50800 [ 1343.444890][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1343.444962][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1343.445301][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.445860][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.446264][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.446337][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1343.446526][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.446638][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1343.447074][ T32] r5:858c778c r4:858c7400 ** 4 printk messages dropped ** [ 1343.447345][ T32] r4:85480200 ** 6 printk messages dropped ** [ 1343.448178][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.450517][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 11 printk messages dropped ** [ 1343.451072][ T32] r4:eaec9dc0 ** 5 printk messages dropped ** [ 1343.451504][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1343.452020][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 9 printk messages dropped ** [ 1343.452510][ T32] INFO: task kworker/1:516:6596 blocked for more than 469 seconds. ** 10 printk messages dropped ** [ 1343.453126][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.453167][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.453218][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed099e08 [ 1343.453243][ T32] r4:00000000 [ 1343.453298][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1343.453342][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.453380][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1343.453426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8553a7c0 [ 1343.453460][ T32] r4:00000000 [ 1343.453517][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1343.453567][ T32] r9:83018205 r8:84a53c00 r7:00000000 r6:83018200 r5:00001000 r4:7f345000 [ 1343.453625][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.453675][ T32] r5:00001000 r4:ed095000 [ 1343.453696][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1343.453736][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.453785][ T32] r5:858c7b8c r4:858c7800 [ 1343.453832][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.453944][ T32] r7:ddde2d40 r6:83018200 r5:858c7b8c r4:85480300 [ 1343.473639][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.473897][ T32] r10:61c88647 r9:84a53c00 r8:8548032c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.473931][ T32] r4:85480300 [ 1343.474131][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.485187][ T32] r10:00000000 r9:85480300 r8:8027ed34 r7:ed011e60 r6:85480380 r5:84a53c00 [ 1343.485228][ T32] r4:00000001 [ 1343.485252][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.485306][ T32] Exception stack(0xed099fb0 to 0xed099ff8) [ 1343.485339][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.485370][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.485400][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.485432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.485457][ T32] r4:8553a600 [ 1343.486669][ T32] INFO: task kworker/1:516:6596 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1343.486766][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.486963][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.487171][ T32] Call trace: [ 1343.487253][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1343.487366][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1343.487466][ T32] r4:00000000 [ 1343.487494][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.487633][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1343.487764][ T32] 9d20: d1e84000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1343.488121][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1343.488154][ T32] 9d60: 80070013 ffffffff [ 1343.488180][ T32] r5:80070013 r4:80239bd0 [ 1343.488203][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.488286][ T32] r4:82ac11e4 [ 1343.488313][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.488393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 2 printk messages dropped ** [ 1343.488490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 10 printk messages dropped ** [ 1343.489241][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.489762][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.490658][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.491346][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.491407][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1343.491770][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.492490][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.492840][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1343.493833][ T32] Exception stack(0xed085fb0 to 0xed085ff8) ** 7 printk messages dropped ** [ 1343.518696][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.519335][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1343.520226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 10 printk messages dropped ** [ 1343.521212][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1343.522021][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.522665][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.522773][ T32] task:kworker/1:518 state:D stack:0 pid:6601 tgid:6601 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.522828][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.523031][ T32] Call trace: [ 1343.523244][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1343.523297][ T32] r10:829187f4 r9:ed0a1d84 r8:00000002 r7:60000013 r6:ed0a1d8c r5:84a55400 [ 1343.523321][ T32] r4:84a55400 [ 1343.523670][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1343.523988][ T32] r5:84a55400 r4:829187f0 [ 1343.547154][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.547297][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.547404][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0a1e08 [ 1343.547459][ T32] r4:00000000 [ 1343.547506][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1343.547629][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.547701][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1343.547960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8553aac0 [ 1343.548066][ T32] r4:00000000 [ 1343.548092][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1343.548168][ T32] r9:83018205 r8:84a55400 r7:00000000 r6:83018200 r5:00001000 r4:7f349000 [ 1343.548196][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.548280][ T32] r5:00001000 r4:ed0a9000 [ 1343.548306][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1343.548349][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.548394][ T32] r5:858c838c r4:858c8000 [ 1343.548468][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.548523][ T32] r7:ddde2d40 r6:83018200 r5:858c838c r4:85480500 [ 1343.548567][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.548626][ T32] r10:61c88647 r9:84a55400 r8:8548052c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.548685][ T32] r4:85480500 [ 1343.548809][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.548867][ T32] r10:00000000 r9:85480500 r8:8027ed34 r7:ed085e60 r6:85480580 r5:84a55400 [ 1343.549314][ T32] r4:00000001 [ 1343.549360][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.549538][ T32] Exception stack(0xed0a1fb0 to 0xed0a1ff8) [ 1343.549822][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.549861][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.550140][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.550177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.550222][ T32] r4:8553a980 [ 1343.550960][ T32] INFO: task kworker/1:518:6601 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1343.550999][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.551277][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.551804][ T32] Call trace: [ 1343.551891][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1343.551997][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1343.552051][ T32] r4:00000000 [ 1343.552100][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.552182][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1343.552251][ T32] 9d20: d2550000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1343.552342][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1343.553967][ T32] r4:eaec9dc0 ** 3 printk messages dropped ** [ 1343.573576][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1343.581153][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1343.595122][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1343.596094][ T32] r10:829187f4 r9:ed0add84 r8:00000002 r7:60000113 r6:ed0add8c r5:84a56000 ** 3 printk messages dropped ** [ 1343.596772][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1343.597133][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.597420][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1343.598263][ T32] Exception stack(0xed0adfb0 to 0xed0adff8) ** 6 printk messages dropped ** [ 1343.599971][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1343.601283][ T32] r4:eaec9dc0 [ 1343.601503][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1343.601555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1343.601615][ T32] r4:00000000 [ 1343.601639][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1343.601689][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1343.601711][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.601756][ T32] r5:00001000 r4:ecc4f000 [ 1343.601889][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1343.601935][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.601979][ T32] r5:85a50b8c r4:85a50800 [ 1343.602000][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.602050][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1343.602071][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.602304][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.602334][ T32] r4:84879d00 [ 1343.602366][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.602418][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1343.602556][ T32] r4:00000001 [ 1343.602580][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.602648][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1343.602822][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.602857][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.602925][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.602960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.603022][ T32] r4:851e4ec0 [ 1343.603053][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.603081][ T32] INFO: task kworker/1:520:6604 blocked for more than 470 seconds. [ 1343.603205][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.603234][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.603257][ T32] task:kworker/1:520 state:D stack:0 pid:6604 tgid:6604 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.603305][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.603810][ T32] Call trace: [ 1343.624934][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1343.625025][ T32] r10:829187f4 r9:ed0b5d84 r8:00000002 r7:60000113 r6:ed0b5d8c r5:84a56c00 [ 1343.625070][ T32] r4:84a56c00 [ 1343.625096][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1343.625143][ T32] r5:84a56c00 r4:829187f0 [ 1343.625164][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.625205][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.625254][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0b5e08 [ 1343.625278][ T32] r4:00000000 [ 1343.625299][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1343.625339][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.625380][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1343.625426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8553af40 [ 1343.625450][ T32] r4:00000000 [ 1343.625470][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1343.625525][ T32] r9:83018205 r8:84a56c00 r7:00000000 r6:83018200 r5:00001000 r4:7f34f000 [ 1343.625548][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.625596][ T32] r5:00001000 r4:ed0cb000 [ 1343.625619][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1343.625694][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.625808][ T32] r5:858c8f8c r4:858c8c00 ** 1 printk messages dropped ** [ 1343.625890][ T32] r7:ddde2d40 r6:83018200 r5:858c8f8c r4:85480700 ** 5 printk messages dropped ** [ 1343.626560][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.627031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1343.628313][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1343.628717][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1343.628858][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 2 printk messages dropped ** [ 1343.629005][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1343.629592][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1343.630000][ T32] r4:851e4ec0 ** 4 printk messages dropped ** [ 1343.630227][ T32] task:kworker/1:521 state:D stack:0 pid:6606 tgid:6606 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1343.630701][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1343.631399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8553ad40 ** 7 printk messages dropped ** [ 1343.631960][ T32] r5:858c8b8c r4:858c8800 ** 4 printk messages dropped ** [ 1343.632178][ T32] r4:85480800 ** 6 printk messages dropped ** [ 1343.632668][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1343.633734][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 8 printk messages dropped ** [ 1343.664954][ T32] r4:eaec9dc0 ** 3 printk messages dropped ** [ 1343.665112][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1343.665242][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1343.665270][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.665320][ T32] r5:00001000 r4:ecc4f000 [ 1343.665352][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1343.665398][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.665453][ T32] r5:85a50b8c r4:85a50800 [ 1343.665529][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.665628][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1343.665678][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.665790][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.666101][ T32] r4:84879d00 [ 1343.666176][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.666280][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1343.666472][ T32] r4:00000001 [ 1343.666559][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.666659][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1343.666693][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.666724][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.666771][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.666864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.666891][ T32] r4:851e4ec0 [ 1343.666916][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.666947][ T32] INFO: task kworker/1:522:6609 blocked for more than 470 seconds. [ 1343.667014][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.667047][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.667074][ T32] task:kworker/1:522 state:D stack:0 pid:6609 tgid:6609 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.667187][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.667285][ T32] Call trace: [ 1343.667365][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1343.667475][ T32] r10:829187f4 r9:ed0d5d84 r8:00000002 r7:60000113 r6:ed0d5d8c r5:857e0000 [ 1343.667554][ T32] r4:857e0000 [ 1343.667602][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1343.667696][ T32] r5:857e0000 r4:829187f0 [ 1343.667747][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.667841][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.667937][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0d5e08 [ 1343.668024][ T32] r4:00000000 [ 1343.668079][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1343.668168][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.668278][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1343.668414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a4380 [ 1343.668474][ T32] r4:00000000 [ 1343.668522][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1343.668641][ T32] r9:83018205 r8:857e0000 r7:00000000 r6:83018200 r5:00001000 r4:7f355000 [ 1343.668690][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.668828][ T32] r5:00001000 r4:ed0e5000 [ 1343.668915][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1343.669095][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.669199][ T32] r5:858c9b8c r4:858c9800 [ 1343.669340][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.669441][ T32] r7:ddde2d40 r6:83018200 r5:858c9b8c r4:85480900 [ 1343.669488][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.669592][ T32] r10:61c88647 r9:857e0000 r8:8548092c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.669727][ T32] r4:85480900 [ 1343.669804][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.669916][ T32] r10:00000000 r9:85480900 r8:8027ed34 r7:ed0b5e60 r6:85480980 r5:857e0000 [ 1343.669968][ T32] r4:00000001 [ 1343.670012][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.670085][ T32] Exception stack(0xed0d5fb0 to 0xed0d5ff8) [ 1343.670164][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.670263][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.670339][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.670404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1343.671837][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1343.673801][ T32] r4:eaec9dc0 ** 5 printk messages dropped ** [ 1343.696202][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1343.697050][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.697104][ T32] r4:84879d00 [ 1343.697153][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.697287][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1343.697349][ T32] r4:00000001 [ 1343.698037][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.698594][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1343.698688][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.698724][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.698753][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.698792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.698816][ T32] r4:851e4ec0 [ 1343.698865][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.698899][ T32] INFO: task kworker/1:523:6610 blocked for more than 470 seconds. [ 1343.698960][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.699141][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.699313][ T32] task:kworker/1:523 state:D stack:0 pid:6610 tgid:6610 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.699373][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.699478][ T32] Call trace: [ 1343.699667][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1343.699740][ T32] r10:829187f4 r9:ed0c9d84 r8:00000002 r7:60000013 r6:ed0c9d8c r5:857e0c00 [ 1343.699931][ T32] r4:857e0c00 [ 1343.699958][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1343.700029][ T32] r5:857e0c00 r4:829187f0 [ 1343.700054][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.700097][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.700147][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0c9e08 [ 1343.700323][ T32] r4:00000000 [ 1343.700365][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1343.700410][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.700449][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1343.700521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a4000 [ 1343.700562][ T32] r4:00000000 [ 1343.700610][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1343.700705][ T32] r9:83018205 r8:857e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f351000 [ 1343.700794][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.700843][ T32] r5:00001000 r4:ed0d1000 [ 1343.700865][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1343.700907][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.700952][ T32] r5:858c938c r4:858c9000 [ 1343.701046][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1343.701465][ T32] r10:00000000 r9:85480a00 r8:8027ed34 r7:ed0d5e60 r6:85480a80 r5:857e0c00 ** 10 printk messages dropped ** [ 1343.702915][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.703473][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 10 printk messages dropped ** [ 1343.725025][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1343.725441][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1343.726193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1343.727172][ T32] r5:857e2400 r4:829187f0 [ 1343.727430][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.727480][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.727530][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0e9e08 [ 1343.727554][ T32] r4:00000000 [ 1343.727575][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1343.727616][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.727839][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1343.728068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a4280 [ 1343.728100][ T32] r4:00000000 [ 1343.728121][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1343.728170][ T32] r9:83018205 r8:857e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f353000 [ 1343.728194][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.728239][ T32] r5:00001000 r4:ed0df000 [ 1343.728311][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1343.728381][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.728430][ T32] r5:858c978c r4:858c9400 [ 1343.728478][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.728530][ T32] r7:ddde2d40 r6:83018200 r5:858c978c r4:85480b00 [ 1343.728567][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.728646][ T32] r10:61c88647 r9:857e2400 r8:85480b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.728691][ T32] r4:85480b00 [ 1343.728714][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.728766][ T32] r10:00000000 r9:85480b00 r8:8027ed34 r7:ed0d5e60 r6:85480b80 r5:857e2400 [ 1343.728809][ T32] r4:00000001 [ 1343.728882][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.728923][ T32] Exception stack(0xed0e9fb0 to 0xed0e9ff8) [ 1343.728980][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.729014][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.729045][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.729081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.729106][ T32] r4:859a4240 [ 1343.729823][ T32] INFO: task kworker/1:524:6613 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1343.729862][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.730026][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.730073][ T32] Call trace: [ 1343.730133][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1343.730261][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1343.730290][ T32] r4:00000000 [ 1343.730312][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.730353][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1343.730427][ T32] 9d20: d35ca000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1343.730524][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1343.730599][ T32] 9d60: 80070013 ffffffff [ 1343.730628][ T32] r5:80070013 r4:80239bd0 [ 1343.730700][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.730763][ T32] r4:82ac11e4 [ 1343.730788][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.730837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1343.730871][ T32] r4:eaec9dc0 [ 1343.730933][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1343.730983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1343.731032][ T32] r4:00000000 [ 1343.731058][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1343.731133][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1343.731185][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.731261][ T32] r5:00001000 r4:ecc4f000 [ 1343.731286][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1343.731329][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.731374][ T32] r5:85a50b8c r4:85a50800 [ 1343.731494][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.731548][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 2 printk messages dropped ** [ 1343.731741][ T32] r4:84879d00 ** 6 printk messages dropped ** [ 1343.732173][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.732637][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.732880][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.732922][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1343.732994][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.733187][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1343.733779][ T32] r5:858c9f8c r4:858c9c00 ** 7 printk messages dropped ** [ 1343.768649][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.769234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1343.770788][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.771132][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.771294][ T32] Call trace: [ 1343.771425][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1343.771600][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1343.771660][ T32] r4:00000000 [ 1343.771714][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.771835][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1343.771911][ T32] 9d20: d3c9a000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1343.772011][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1343.772072][ T32] 9d60: 80070013 ffffffff [ 1343.772134][ T32] r5:80070013 r4:80239bd0 [ 1343.772188][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.772314][ T32] r4:82ac11e4 [ 1343.772367][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.772533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1343.772608][ T32] r4:eaec9dc0 [ 1343.772691][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1343.772822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1343.772902][ T32] r4:00000000 [ 1343.772953][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1343.773092][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1343.773149][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.773251][ T32] r5:00001000 r4:ecc4f000 [ 1343.773308][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1343.773431][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.773538][ T32] r5:85a50b8c r4:85a50800 [ 1343.773622][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.773733][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1343.773786][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1343.784940][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 7 printk messages dropped ** [ 1343.785527][ T32] r4:851e4ec0 ** 4 printk messages dropped ** [ 1343.786184][ T32] task:kworker/1:526 state:D stack:0 pid:6617 tgid:6617 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.786306][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.786538][ T32] Call trace: [ 1343.786831][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1343.786970][ T32] r10:829187f4 r9:ed0ddd84 r8:00000002 r7:60000113 r6:ed0ddd8c r5:857e3000 [ 1343.787027][ T32] r4:857e3000 [ 1343.787075][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1343.787165][ T32] r5:857e3000 r4:829187f0 [ 1343.787269][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.787367][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.787573][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0dde08 [ 1343.787661][ T32] r4:00000000 [ 1343.787717][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1343.787814][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.787915][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1343.788054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a4680 [ 1343.788121][ T32] r4:00000000 [ 1343.788177][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1343.788314][ T32] r9:83018205 r8:857e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f359000 [ 1343.788411][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.788590][ T32] r5:00001000 r4:ed0f9000 [ 1343.788649][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1343.788756][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.788868][ T32] r5:858ca38c r4:858ca000 [ 1343.788962][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.789092][ T32] r7:ddde2d40 r6:83018200 r5:858ca38c r4:85480c80 ** 2 printk messages dropped ** [ 1343.789326][ T32] r4:85480c80 ** 6 printk messages dropped ** [ 1343.789924][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.792133][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1343.792248][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1343.792363][ T32] r4:00000000 [ 1343.792413][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.792510][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1343.792597][ T32] 9d20: d3c9a000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1343.792759][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1343.792944][ T32] 9d60: 80070013 ffffffff [ 1343.793240][ T32] r5:80070013 r4:80239bd0 [ 1343.793334][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.793445][ T32] r4:82ac11e4 [ 1343.793537][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.793668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1343.793760][ T32] r4:eaec9dc0 [ 1343.793812][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1343.793943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1343.823580][ T32] r4:00000000 [ 1343.823653][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1343.823791][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1343.823878][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1343.825104][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1343.825936][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.826269][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1343.826859][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.827368][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.827455][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1343.827758][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1343.828567][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1343.829215][ T32] Exception stack(0xed0fdfb0 to 0xed0fdff8) ** 7 printk messages dropped ** [ 1343.830983][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.831694][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 10 printk messages dropped ** [ 1343.832390][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1343.833154][ T32] r4:84879d00 ** 7 printk messages dropped ** [ 1343.833588][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.858238][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.858953][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.859197][ T32] r4:00000000 [ 1343.859263][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1343.859350][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.859433][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1343.859545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a4780 [ 1343.859599][ T32] r4:00000000 [ 1343.859643][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1343.859738][ T32] r9:83018205 r8:857e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f35b000 [ 1343.859785][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.859871][ T32] r5:00001000 r4:ed107000 [ 1343.859955][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1343.860051][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.860141][ T32] r5:858ca78c r4:858ca400 [ 1343.860188][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.860294][ T32] r7:ddde2d40 r6:83018200 r5:858ca78c r4:85480d80 [ 1343.860338][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.860436][ T32] r10:61c88647 r9:857e4800 r8:85480dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.860487][ T32] r4:85480d80 [ 1343.860569][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.860669][ T32] r10:00000000 r9:85480d80 r8:8027ed34 r7:ed0fde60 r6:85480f00 r5:857e4800 [ 1343.860718][ T32] r4:00000001 [ 1343.860760][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.860863][ T32] Exception stack(0xed105fb0 to 0xed105ff8) [ 1343.860930][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.861008][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.861102][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.861204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.861294][ T32] r4:859a4700 [ 1343.862560][ T32] INFO: task kworker/1:528:6620 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1343.862626][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.862821][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.862895][ T32] Call trace: [ 1343.862983][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1343.863072][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1343.863140][ T32] r4:00000000 [ 1343.863178][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.863243][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1343.863297][ T32] 9d20: d4106000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1343.863371][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1343.863417][ T32] 9d60: 80070013 ffffffff [ 1343.863459][ T32] r5:80070013 r4:80239bd0 [ 1343.863500][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.863570][ T32] r4:82ac11e4 [ 1343.863604][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.863688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1343.863731][ T32] r4:eaec9dc0 [ 1343.863768][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1343.863854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 6 printk messages dropped ** [ 1343.885357][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1343.886321][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 6 printk messages dropped ** [ 1343.886993][ T32] INFO: task kworker/1:529:6623 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1343.888081][ T32] r5:857e6000 r4:829187f0 [ 1343.888125][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.888208][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1343.888719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a4b00 ** 10 printk messages dropped ** [ 1343.889486][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.890360][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.890452][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.890524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.890566][ T32] r4:859a4800 [ 1343.891818][ T32] INFO: task kworker/1:529:6623 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1343.891905][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.892038][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.892110][ T32] Call trace: [ 1343.892160][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1343.892243][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1343.892283][ T32] r4:00000000 [ 1343.892337][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.892408][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1343.892509][ T32] 9d20: d4571000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1343.892596][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1343.892655][ T32] 9d60: 80070013 ffffffff [ 1343.892709][ T32] r5:80070013 r4:80239bd0 [ 1343.892757][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.892850][ T32] r4:82ac11e4 [ 1343.892900][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.893003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1343.893057][ T32] r4:eaec9dc0 [ 1343.893103][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1343.893213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1343.893271][ T32] r4:00000000 [ 1343.893357][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1343.893468][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1343.893533][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.893651][ T32] r5:00001000 r4:ecc4f000 [ 1343.893727][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1343.893822][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.917984][ T32] r5:85a50b8c r4:85a50800 [ 1343.918150][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.918342][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1343.918420][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.918543][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.918595][ T32] r4:84879d00 [ 1343.918642][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.918741][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 2 printk messages dropped ** [ 1343.918937][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 7 printk messages dropped ** [ 1343.919447][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1343.920415][ T32] r5:857e6c00 r4:829187f0 [ 1343.920467][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.920597][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1343.921160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b4040 ** 10 printk messages dropped ** [ 1343.921908][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1343.922589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1343.945304][ T32] 9d20: d4a70000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1343.946187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 9 printk messages dropped ** [ 1343.947245][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 9 printk messages dropped ** [ 1343.948233][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.949145][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.949813][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1343.950356][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1343.951231][ T32] r5:858cb38c r4:858cb000 ** 7 printk messages dropped ** [ 1343.952231][ T32] r4:00000001 [ 1343.952295][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.952387][ T32] Exception stack(0xed129fb0 to 0xed129ff8) [ 1343.952450][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.952534][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.952643][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.952737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.952787][ T32] r4:859a4ac0 [ 1343.981068][ T32] INFO: task kworker/1:531:6625 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1343.981228][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.981374][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.981531][ T32] Call trace: [ 1343.981604][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1343.981721][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1343.981784][ T32] r4:00000000 [ 1343.981829][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.981914][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1343.981982][ T32] 9d20: d4ed3000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1343.982066][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1343.982126][ T32] 9d60: 80070013 ffffffff [ 1343.982182][ T32] r5:80070013 r4:80239bd0 [ 1343.982227][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.982317][ T32] r4:82ac11e4 [ 1343.982363][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.982456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1343.982519][ T32] r4:eaec9dc0 [ 1343.982567][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1343.982674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1343.982743][ T32] r4:00000000 [ 1343.982792][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1343.982892][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1343.982941][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.983031][ T32] r5:00001000 r4:ecc4f000 [ 1343.983077][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1343.983203][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.983307][ T32] r5:85a50b8c r4:85a50800 [ 1343.983376][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.983540][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1343.983595][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.983699][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.983759][ T32] r4:84879d00 [ 1343.983879][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.983986][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1343.984039][ T32] r4:00000001 [ 1344.002508][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.002717][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.002796][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.002893][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.002963][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.003033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.003168][ T32] r4:851e4ec0 [ 1344.003225][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.003371][ T32] INFO: task kworker/1:532:6628 blocked for more than 470 seconds. [ 1344.003477][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.003660][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.003731][ T32] task:kworker/1:532 state:D stack:0 pid:6628 tgid:6628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.003858][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.004571][ T32] Call trace: ** 2 printk messages dropped ** [ 1344.004919][ T32] r4:859e0000 ** 2 printk messages dropped ** [ 1344.005276][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.005375][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1344.005846][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1344.007124][ T32] r5:858cbb8c r4:858cb800 ** 4 printk messages dropped ** [ 1344.007468][ T32] r4:859af280 ** 6 printk messages dropped ** [ 1344.008003][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.010039][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.010510][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 7 printk messages dropped ** [ 1344.011012][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1344.011702][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1344.012501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 13 printk messages dropped ** [ 1344.013369][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 3 printk messages dropped ** [ 1344.013584][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1344.038766][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1344.039162][ T32] r4:859af380 [ 1344.039196][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.039275][ T32] r10:00000000 r9:859af380 r8:8027ed34 r7:ed13de60 r6:859af400 r5:859e2400 [ 1344.039326][ T32] r4:00000001 [ 1344.039364][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.039426][ T32] Exception stack(0xecec1fb0 to 0xecec1ff8) [ 1344.039477][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.039531][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.039580][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.039639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.039679][ T32] r4:859b44c0 [ 1344.040926][ T32] INFO: task kworker/1:533:6632 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.041008][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.041182][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.041327][ T32] Call trace: [ 1344.041400][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.041510][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.041594][ T32] r4:00000000 [ 1344.041645][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.041747][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.041818][ T32] 9d20: d55ba000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.041884][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.041938][ T32] 9d60: 80070013 ffffffff [ 1344.041990][ T32] r5:80070013 r4:80239bd0 [ 1344.042034][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.042122][ T32] r4:82ac11e4 [ 1344.042167][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.042260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.042310][ T32] r4:eaec9dc0 [ 1344.042352][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.042465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.042552][ T32] r4:00000000 [ 1344.042603][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.042701][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.042782][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.042905][ T32] r5:00001000 r4:ecc4f000 [ 1344.043006][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.043096][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.043184][ T32] r5:85a50b8c r4:85a50800 [ 1344.043228][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.043362][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.043454][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.043593][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.043653][ T32] r4:84879d00 [ 1344.043698][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.043838][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.043895][ T32] r4:00000001 [ 1344.067009][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.067219][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.067290][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.067358][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.067417][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.067488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.067544][ T32] r4:851e4ec0 [ 1344.067594][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1344.068126][ T32] Call trace: ** 5 printk messages dropped ** [ 1344.068694][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.068879][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1344.069094][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1344.070043][ T32] r5:847faf8c r4:847fac00 ** 4 printk messages dropped ** [ 1344.070386][ T32] r4:859af480 ** 6 printk messages dropped ** [ 1344.070923][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.073096][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 12 printk messages dropped ** [ 1344.092595][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1344.093453][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 9 printk messages dropped ** [ 1344.098773][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.099398][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.099939][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.100026][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.100137][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1fde08 [ 1344.100195][ T32] r4:00000000 [ 1344.100244][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.100326][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.100409][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.100496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f3080 [ 1344.100588][ T32] r4:00000000 [ 1344.100655][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.100769][ T32] r9:83018205 r8:859e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f3f9000 [ 1344.100822][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.100919][ T32] r5:00001000 r4:ecfc5000 [ 1344.100968][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.101057][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.101149][ T32] r5:858d838c r4:858d8000 [ 1344.101202][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.101303][ T32] r7:ddde2d40 r6:83018200 r5:858d838c r4:859af580 [ 1344.101350][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.101448][ T32] r10:61c88647 r9:859e1800 r8:859af5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.101502][ T32] r4:859af580 [ 1344.101547][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.101645][ T32] r10:00000000 r9:859af580 r8:8027ed34 r7:ecec1e60 r6:859af600 r5:859e1800 [ 1344.101697][ T32] r4:00000001 [ 1344.101747][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.101826][ T32] Exception stack(0xed1fdfb0 to 0xed1fdff8) [ 1344.101884][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.101949][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.102008][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.102073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.102124][ T32] r4:85852f00 [ 1344.103466][ T32] INFO: task kworker/1:535:6789 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.103554][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.103716][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.103819][ T32] Call trace: [ 1344.103884][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.126149][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.126341][ T32] r4:00000000 [ 1344.126401][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.126526][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.126613][ T32] 9d20: d60e1000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.126700][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.126761][ T32] 9d60: 80070013 ffffffff [ 1344.126816][ T32] r5:80070013 r4:80239bd0 [ 1344.126863][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.126955][ T32] r4:82ac11e4 [ 1344.127023][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.127122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.127175][ T32] r4:eaec9dc0 [ 1344.127220][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.127331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.127396][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1344.127633][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1344.128362][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1344.129143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1344.130074][ T32] r4:859e6000 ** 2 printk messages dropped ** [ 1344.130309][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.130411][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1344.130770][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1344.131645][ T32] r7:ddde2d40 r6:83018200 r5:858d878c r4:859af680 ** 5 printk messages dropped ** [ 1344.132072][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.132427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1344.155129][ T32] 9d20: d62b1000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 ** 4 printk messages dropped ** [ 1344.155370][ T32] r4:82ac11e4 [ 1344.155405][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.155515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.155577][ T32] r4:eaec9dc0 [ 1344.155615][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.155691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.155852][ T32] r4:00000000 [ 1344.155892][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.155974][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.156037][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.156120][ T32] r5:00001000 r4:ecc4f000 [ 1344.156182][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.156303][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.156381][ T32] r5:85a50b8c r4:85a50800 [ 1344.156417][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.156515][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.156577][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.156704][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.156818][ T32] r4:84879d00 [ 1344.156934][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.157020][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.157109][ T32] r4:00000001 [ 1344.157157][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.157218][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.157265][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.157343][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.157402][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.157455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.157515][ T32] r4:851e4ec0 [ 1344.157558][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.157645][ T32] INFO: task kworker/1:537:6794 blocked for more than 470 seconds. [ 1344.157704][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.157753][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.157819][ T32] task:kworker/1:537 state:D stack:0 pid:6794 tgid:6794 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.157915][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.158122][ T32] Call trace: [ 1344.158178][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1344.158260][ T32] r10:829187f4 r9:ed235d84 r8:00000002 r7:60000113 r6:ed235d8c r5:859e0c00 [ 1344.158298][ T32] r4:859e0c00 [ 1344.158346][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1344.158419][ T32] r5:859e0c00 r4:829187f0 [ 1344.158454][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.158577][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.158664][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed235e08 [ 1344.158761][ T32] r4:00000000 [ 1344.158802][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.158890][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.158983][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.159134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f38c0 [ 1344.159188][ T32] r4:00000000 [ 1344.159226][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.159305][ T32] r9:83018205 r8:859e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f405000 [ 1344.159340][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.159410][ T32] r5:00001000 r4:ed065000 [ 1344.159443][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.159529][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.159607][ T32] r5:858d9b8c r4:858d9800 ** 3 printk messages dropped ** [ 1344.160008][ T32] r10:61c88647 r9:859e0c00 r8:859af7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1344.160738][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.162954][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1344.163514][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1344.163770][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1344.194635][ T32] r5:85a50b8c r4:85a50800 ** 4 printk messages dropped ** [ 1344.195014][ T32] r4:84879d00 ** 6 printk messages dropped ** [ 1344.195618][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.196260][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.196924][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1344.197155][ T32] r4:00000000 [ 1344.197199][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.197278][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.197360][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.197467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f33c0 [ 1344.197536][ T32] r4:00000000 [ 1344.197584][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.197683][ T32] r9:83018205 r8:859e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f3ff000 [ 1344.197734][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.197825][ T32] r5:00001000 r4:ed01b000 [ 1344.197870][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.197951][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.198039][ T32] r5:858d8f8c r4:858d8c00 [ 1344.198138][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.198303][ T32] r7:ddde2d40 r6:83018200 r5:858d8f8c r4:859af880 [ 1344.198381][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.198486][ T32] r10:61c88647 r9:859e4800 r8:859af8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.198560][ T32] r4:859af880 [ 1344.198614][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.198713][ T32] r10:00000000 r9:859af880 r8:8027ed34 r7:ed235e60 r6:859af900 r5:859e4800 [ 1344.198767][ T32] r4:00000001 [ 1344.198813][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.198889][ T32] Exception stack(0xed239fb0 to 0xed239ff8) [ 1344.198947][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.199013][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.199098][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.199171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.199222][ T32] r4:857f3400 [ 1344.200501][ T32] INFO: task kworker/1:538:6796 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.200626][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.200806][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.200904][ T32] Call trace: [ 1344.200992][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.201097][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.201179][ T32] r4:00000000 [ 1344.201252][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.201340][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.201403][ T32] 9d20: d6522000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.201484][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.201584][ T32] 9d60: 80070013 ffffffff ** 4 printk messages dropped ** [ 1344.201971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 9 printk messages dropped ** [ 1344.202756][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1344.203764][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.226890][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.227523][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.227642][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1344.227836][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.228201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f35c0 ** 9 printk messages dropped ** [ 1344.228979][ T32] r7:ddde2d40 r6:83018200 r5:858d938c r4:859af980 ** 5 printk messages dropped ** [ 1344.229463][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.229826][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.231847][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1344.232875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 6 printk messages dropped ** [ 1344.233375][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1344.254800][ T32] r4:84879d00 ** 4 printk messages dropped ** [ 1344.255183][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 7 printk messages dropped ** [ 1344.255752][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1344.256409][ T32] r5:8528b000 r4:829187f0 [ 1344.256453][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 3 printk messages dropped ** [ 1344.256791][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1344.257555][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.258224][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.258610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1344.260720][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 1 printk messages dropped ** [ 1344.260873][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.260930][ T32] 9d60: 80070013 ffffffff [ 1344.260988][ T32] r5:80070013 r4:80239bd0 [ 1344.261038][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.261147][ T32] r4:82ac11e4 [ 1344.261236][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.261340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.261392][ T32] r4:eaec9dc0 [ 1344.261439][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.261538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.261607][ T32] r4:00000000 [ 1344.261657][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.261757][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.261828][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.261926][ T32] r5:00001000 r4:ecc4f000 [ 1344.261972][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.262055][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.262145][ T32] r5:85a50b8c r4:85a50800 [ 1344.262231][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.262364][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.262456][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.262583][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.262640][ T32] r4:84879d00 [ 1344.262699][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.262803][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.262856][ T32] r4:00000001 [ 1344.262901][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.262978][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.263037][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.263120][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.263189][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.263273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.263372][ T32] r4:851e4ec0 [ 1344.263425][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.263495][ T32] INFO: task kworker/1:541:6802 blocked for more than 470 seconds. [ 1344.263567][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.263621][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.263667][ T32] task:kworker/1:541 state:D stack:0 pid:6802 tgid:6802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.263761][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.263846][ T32] Call trace: [ 1344.263964][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1344.291292][ T32] r10:829187f4 r9:ed255d84 r8:00000002 r7:60000013 r6:ed255d8c r5:85289800 [ 1344.291390][ T32] r4:85289800 [ 1344.291434][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1344.291541][ T32] r5:85289800 r4:829187f0 [ 1344.291577][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.291650][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.291755][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed255e08 [ 1344.291828][ T32] r4:00000000 [ 1344.291891][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.291987][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.292085][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.292199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f3bc0 [ 1344.292279][ T32] r4:00000000 [ 1344.292319][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.292404][ T32] r9:83018205 r8:85289800 r7:00000000 r6:83018200 r5:00001000 r4:7f409000 [ 1344.292442][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.292586][ T32] r5:00001000 r4:ed091000 [ 1344.292631][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.292725][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.292879][ T32] r5:858da38c r4:858da000 [ 1344.292919][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.293005][ T32] r7:ddde2d40 r6:83018200 r5:858da38c r4:859afb00 [ 1344.293042][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.293124][ T32] r10:61c88647 r9:85289800 r8:859afb2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.293165][ T32] r4:859afb00 [ 1344.293228][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.293313][ T32] r10:00000000 r9:859afb00 r8:8027ed34 r7:ed235e60 r6:859a6000 r5:85289800 [ 1344.293354][ T32] r4:00000001 [ 1344.293389][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.293468][ T32] Exception stack(0xed255fb0 to 0xed255ff8) [ 1344.293529][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.293583][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.293631][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.293685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1344.306216][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1344.306594][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.306872][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1344.307388][ T32] r4:eaec9dc0 [ 1344.307454][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1344.307874][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1344.308220][ T32] r5:85a50b8c r4:85a50800 ** 3 printk messages dropped ** [ 1344.308531][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1344.308995][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 3 printk messages dropped ** [ 1344.309308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1344.309430][ T32] INFO: task kworker/1:542:6803 blocked for more than 470 seconds. [ 1344.309486][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.309535][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.309570][ T32] task:kworker/1:542 state:D stack:0 pid:6803 tgid:6803 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.309664][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.309781][ T32] Call trace: [ 1344.309854][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1344.309987][ T32] r10:829187f4 r9:ed259d84 r8:00000002 r7:60000013 r6:ed259d8c r5:85288000 [ 1344.310056][ T32] r4:85288000 [ 1344.310125][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1344.310239][ T32] r5:85288000 r4:829187f0 [ 1344.310297][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.310394][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.310483][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed259e08 [ 1344.310557][ T32] r4:00000000 [ 1344.310644][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.310724][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.310788][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.310863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f39c0 [ 1344.310901][ T32] r4:00000000 [ 1344.310970][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.311056][ T32] r9:83018205 r8:85288000 r7:00000000 r6:83018200 r5:00001000 r4:7f407000 [ 1344.311093][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.311164][ T32] r5:00001000 r4:ed071000 [ 1344.311200][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.311265][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.311337][ T32] r5:858d9f8c r4:858d9c00 [ 1344.311374][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.311455][ T32] r7:ddde2d40 r6:83018200 r5:858d9f8c r4:859afb80 [ 1344.311587][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.311677][ T32] r10:61c88647 r9:85288000 r8:859afbac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.311731][ T32] r4:859afb80 [ 1344.311770][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.311850][ T32] r10:00000000 r9:859afb80 r8:8027ed34 r7:ed255e60 r6:859a6080 r5:85288000 [ 1344.311889][ T32] r4:00000001 [ 1344.311947][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.312012][ T32] Exception stack(0xed259fb0 to 0xed259ff8) [ 1344.312111][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.312193][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.312270][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.312327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.312393][ T32] r4:857f3840 [ 1344.313113][ T32] INFO: task kworker/1:542:6803 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.313174][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.313354][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.313431][ T32] Call trace: [ 1344.313504][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.313596][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.313636][ T32] r4:00000000 [ 1344.313696][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.313772][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.313844][ T32] 9d20: d6bd3000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.313925][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.344823][ T32] 9d60: 80070013 ffffffff [ 1344.344917][ T32] r5:80070013 r4:80239bd0 [ 1344.344969][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.345100][ T32] r4:82ac11e4 [ 1344.345161][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.345266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.345318][ T32] r4:eaec9dc0 [ 1344.345363][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.345463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.345522][ T32] r4:00000000 [ 1344.345566][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.345684][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.345777][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.345888][ T32] r5:00001000 r4:ecc4f000 [ 1344.345935][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.346023][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.346127][ T32] r5:85a50b8c r4:85a50800 [ 1344.346178][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.346296][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.346350][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.346488][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.346555][ T32] r4:84879d00 [ 1344.346607][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.346704][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.346772][ T32] r4:00000001 [ 1344.346823][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.346907][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.346969][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.347037][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.347114][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.347197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.347250][ T32] r4:851e4ec0 [ 1344.347327][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.347413][ T32] INFO: task kworker/1:543:6806 blocked for more than 470 seconds. [ 1344.347487][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.347549][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.347595][ T32] task:kworker/1:543 state:D stack:0 pid:6806 tgid:6806 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.347753][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.347853][ T32] Call trace: [ 1344.347928][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1344.348029][ T32] r10:829187f4 r9:ed261d84 r8:00000002 r7:60000113 r6:ed261d8c r5:8528c800 [ 1344.348080][ T32] r4:8528c800 [ 1344.348128][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1344.348218][ T32] r5:8528c800 r4:829187f0 [ 1344.348291][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.348381][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.348531][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed261e08 [ 1344.348669][ T32] r4:00000000 [ 1344.348747][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.348837][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.348940][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.349049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f3e40 [ 1344.349131][ T32] r4:00000000 [ 1344.349187][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.349288][ T32] r9:83018205 r8:8528c800 r7:00000000 r6:83018200 r5:00001000 r4:7f40d000 [ 1344.349406][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.349517][ T32] r5:00001000 r4:ed0bb000 [ 1344.349590][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.349680][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.349781][ T32] r5:858dab8c r4:858da800 [ 1344.349831][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.349947][ T32] r7:ddde2d40 r6:83018200 r5:858dab8c r4:859afc00 [ 1344.350010][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.350126][ T32] r10:61c88647 r9:8528c800 r8:859afc2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.350181][ T32] r4:859afc00 [ 1344.350222][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.350317][ T32] r10:00000000 r9:859afc00 r8:8027ed34 r7:ed255e60 r6:859a6100 r5:8528c800 [ 1344.350372][ T32] r4:00000001 [ 1344.350416][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.350488][ T32] Exception stack(0xed261fb0 to 0xed261ff8) [ 1344.350547][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.350610][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.350669][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.350787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.350854][ T32] r4:857f3e00 [ 1344.352191][ T32] INFO: task kworker/1:543:6806 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.352278][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.352408][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.352515][ T32] Call trace: [ 1344.352624][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.352727][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.352786][ T32] r4:00000000 [ 1344.352831][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.352918][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.352985][ T32] 9d20: d712f000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.353047][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.353101][ T32] 9d60: 80070013 ffffffff [ 1344.353175][ T32] r5:80070013 r4:80239bd0 [ 1344.353225][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.353307][ T32] r4:82ac11e4 [ 1344.353349][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.353435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.353482][ T32] r4:eaec9dc0 [ 1344.353528][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.353620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.353668][ T32] r4:00000000 [ 1344.353728][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.353861][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.353919][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.366999][ T32] r5:00001000 r4:ecc4f000 [ 1344.367081][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.367228][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.367330][ T32] r5:85a50b8c r4:85a50800 [ 1344.367382][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.367487][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.367573][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.367664][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.367715][ T32] r4:84879d00 [ 1344.367781][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.367867][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.367906][ T32] r4:00000001 [ 1344.367940][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.368001][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.368052][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.368104][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.368152][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.368357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.368423][ T32] r4:851e4ec0 [ 1344.368466][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.368578][ T32] INFO: task kworker/1:544:6807 blocked for more than 470 seconds. [ 1344.368646][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.368691][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.368727][ T32] task:kworker/1:544 state:D stack:0 pid:6807 tgid:6807 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.368829][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.368947][ T32] Call trace: [ 1344.369032][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1344.369122][ T32] r10:829187f4 r9:ed265d84 r8:00000002 r7:60000013 r6:ed265d8c r5:8528d400 [ 1344.369173][ T32] r4:8528d400 [ 1344.369217][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1344.369312][ T32] r5:8528d400 r4:829187f0 [ 1344.369349][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.369416][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.369509][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed265e08 [ 1344.369567][ T32] r4:00000000 [ 1344.369602][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.369667][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.369732][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.369829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f3cc0 [ 1344.369879][ T32] r4:00000000 [ 1344.369957][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.370072][ T32] r9:83018205 r8:8528d400 r7:00000000 r6:83018200 r5:00001000 r4:7f40b000 [ 1344.370122][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.370210][ T32] r5:00001000 r4:ed0a5000 [ 1344.370271][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.370352][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.370440][ T32] r5:858da78c r4:858da400 [ 1344.370487][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.370587][ T32] r7:ddde2d40 r6:83018200 r5:858da78c r4:859afc80 [ 1344.370655][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.370767][ T32] r10:61c88647 r9:8528d400 r8:859afcac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.370866][ T32] r4:859afc80 [ 1344.370921][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.371011][ T32] r10:00000000 r9:859afc80 r8:8027ed34 r7:ed261e60 r6:859a6180 r5:8528d400 [ 1344.371077][ T32] r4:00000001 [ 1344.371145][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.371275][ T32] Exception stack(0xed265fb0 to 0xed265ff8) [ 1344.371357][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.371429][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.371493][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.371558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.371632][ T32] r4:857f3e00 [ 1344.372911][ T32] INFO: task kworker/1:544:6807 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.372987][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.373106][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.373203][ T32] Call trace: [ 1344.373249][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.373349][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.373449][ T32] r4:00000000 [ 1344.373517][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.373666][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.373747][ T32] 9d20: d712f000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.373889][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.394661][ T32] 9d60: 80070013 ffffffff [ 1344.394784][ T32] r5:80070013 r4:80239bd0 [ 1344.394840][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.394997][ T32] r4:82ac11e4 [ 1344.395093][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.395198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.395247][ T32] r4:eaec9dc0 [ 1344.395304][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.395396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.395451][ T32] r4:00000000 [ 1344.395505][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.395605][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.395711][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.395815][ T32] r5:00001000 r4:ecc4f000 [ 1344.395860][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.395966][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.396063][ T32] r5:85a50b8c r4:85a50800 [ 1344.396112][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.396210][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.396267][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.396387][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.396445][ T32] r4:84879d00 [ 1344.396487][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.396613][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.396703][ T32] r4:00000001 [ 1344.396758][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.396835][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.396886][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.396949][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.397004][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.397066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.397115][ T32] r4:851e4ec0 [ 1344.397159][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.397219][ T32] INFO: task kworker/1:545:6809 blocked for more than 470 seconds. [ 1344.397283][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.397335][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.397378][ T32] task:kworker/1:545 state:D stack:0 pid:6809 tgid:6809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.397498][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.397672][ T32] Call trace: [ 1344.397747][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1344.397900][ T32] r4:8528e000 [ 1344.397938][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1344.398019][ T32] r5:8528e000 r4:829187f0 [ 1344.398058][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.398137][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.398231][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed26de08 [ 1344.398285][ T32] r4:00000000 [ 1344.398325][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.398421][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.398500][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.398588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a1300 [ 1344.398650][ T32] r4:00000000 [ 1344.398692][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.398833][ T32] r9:83018205 r8:8528e000 r7:00000000 r6:83018200 r5:00001000 r4:7f415000 [ 1344.398884][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.398971][ T32] r5:00001000 r4:ed115000 [ 1344.399010][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.399109][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.399200][ T32] r5:858dbb8c r4:858db800 [ 1344.399239][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.399376][ T32] r7:ddde2d40 r6:83018200 r5:858dbb8c r4:859afd80 [ 1344.399475][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.399595][ T32] r10:61c88647 r9:8528e000 r8:859afdac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.399664][ T32] r4:859afd80 [ 1344.399710][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.399829][ T32] r10:00000000 r9:859afd80 r8:8027ed34 r7:ed261e60 r6:859a6200 r5:8528e000 [ 1344.399907][ T32] r4:00000001 [ 1344.400023][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.400098][ T32] Exception stack(0xed26dfb0 to 0xed26dff8) [ 1344.400168][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.400225][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.400285][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.400350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.400394][ T32] r4:857f3c40 [ 1344.401638][ T32] INFO: task kworker/1:545:6809 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.401709][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.401833][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.401999][ T32] Call trace: [ 1344.402079][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.402196][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.402255][ T32] r4:00000000 [ 1344.402298][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.402392][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.402457][ T32] 9d20: d7419000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.402523][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.402573][ T32] 9d60: 80070013 ffffffff [ 1344.402622][ T32] r5:80070013 r4:80239bd0 [ 1344.402664][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.402754][ T32] r4:82ac11e4 [ 1344.402794][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.402907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.402975][ T32] r4:eaec9dc0 [ 1344.403076][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.403176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.403229][ T32] r4:00000000 [ 1344.403269][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.403364][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.403508][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.403610][ T32] r5:00001000 r4:ecc4f000 [ 1344.403657][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.403737][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.403845][ T32] r5:85a50b8c r4:85a50800 [ 1344.403896][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.428729][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.428780][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.428857][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.428882][ T32] r4:84879d00 [ 1344.428903][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.428954][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.428995][ T32] r4:00000001 [ 1344.429065][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.429164][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.429201][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.429255][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.429291][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.429323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.429361][ T32] r4:851e4ec0 [ 1344.429429][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.429463][ T32] INFO: task kworker/1:546:6811 blocked for more than 470 seconds. [ 1344.429570][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.429643][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.429670][ T32] task:kworker/1:546 state:D stack:0 pid:6811 tgid:6811 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.429751][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.429837][ T32] Call trace: [ 1344.429873][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1344.429949][ T32] r10:829187f4 r9:ed275d84 r8:00000002 r7:60000113 r6:ed275d8c r5:8528bc00 [ 1344.429981][ T32] r4:8528bc00 [ 1344.430037][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1344.430086][ T32] r5:8528bc00 r4:829187f0 [ 1344.430118][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.430169][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.430229][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed275e08 [ 1344.430253][ T32] r4:00000000 [ 1344.430274][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.430335][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.430419][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.430491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f3b00 [ 1344.430521][ T32] r4:00000000 [ 1344.430544][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.430599][ T32] r9:83018205 r8:8528bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f40f000 [ 1344.430648][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.430696][ T32] r5:00001000 r4:ed0cf000 [ 1344.430718][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.430774][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.430822][ T32] r5:858daf8c r4:858dac00 [ 1344.430842][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.430889][ T32] r7:ddde2d40 r6:83018200 r5:858daf8c r4:859afd00 [ 1344.430909][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.430957][ T32] r10:61c88647 r9:8528bc00 r8:859afd2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.431001][ T32] r4:859afd00 [ 1344.431025][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.431075][ T32] r10:00000000 r9:859afd00 r8:8027ed34 r7:ed26de60 r6:859a6280 r5:8528bc00 [ 1344.431098][ T32] r4:00000001 [ 1344.431118][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.431176][ T32] Exception stack(0xed275fb0 to 0xed275ff8) [ 1344.431228][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.431282][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.431315][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.431347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.431414][ T32] r4:8481e000 [ 1344.432162][ T32] INFO: task kworker/1:546:6811 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.432200][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.432331][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.432415][ T32] Call trace: [ 1344.432461][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.432517][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.432574][ T32] r4:00000000 [ 1344.432598][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.432640][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.432694][ T32] 9d20: d795d000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.432728][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.432758][ T32] 9d60: 80070013 ffffffff [ 1344.432804][ T32] r5:80070013 r4:80239bd0 [ 1344.432829][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.432873][ T32] r4:82ac11e4 [ 1344.432893][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.432959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.432989][ T32] r4:eaec9dc0 [ 1344.433010][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.433076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.433104][ T32] r4:00000000 [ 1344.433154][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.433207][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.433240][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.433290][ T32] r5:00001000 r4:ecc4f000 [ 1344.433335][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.433382][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.433431][ T32] r5:85a50b8c r4:85a50800 [ 1344.433453][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.433502][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.433523][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.433593][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.433620][ T32] r4:84879d00 [ 1344.433641][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.433690][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.433713][ T32] r4:00000001 [ 1344.433753][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.433800][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.433849][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.433886][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.433917][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.433985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.451111][ T32] r4:851e4ec0 [ 1344.451192][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.451235][ T32] INFO: task kworker/1:547:6813 blocked for more than 470 seconds. [ 1344.451295][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.451328][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.451387][ T32] task:kworker/1:547 state:D stack:0 pid:6813 tgid:6813 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.451459][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.451557][ T32] Call trace: [ 1344.451591][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1344.451649][ T32] r10:829187f4 r9:ed27dd84 r8:00000002 r7:60000113 r6:ed27dd8c r5:85288c00 [ 1344.451672][ T32] r4:85288c00 [ 1344.451692][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1344.451757][ T32] r5:85288c00 r4:829187f0 [ 1344.451783][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.451834][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.451917][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed27de08 [ 1344.451944][ T32] r4:00000000 [ 1344.451966][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.452030][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.452141][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.452193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a1040 [ 1344.452217][ T32] r4:00000000 [ 1344.452259][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.452313][ T32] r9:83018205 r8:85288c00 r7:00000000 r6:83018200 r5:00001000 r4:7f411000 [ 1344.452336][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.452380][ T32] r5:00001000 r4:ed0eb000 [ 1344.452401][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.452512][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.452591][ T32] r5:858db38c r4:858db000 [ 1344.452634][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.452720][ T32] r7:ddde2d40 r6:83018200 r5:858db38c r4:859afe00 [ 1344.452749][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.452810][ T32] r10:61c88647 r9:85288c00 r8:859afe2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.452880][ T32] r4:859afe00 [ 1344.452925][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.453059][ T32] r10:00000000 r9:859afe00 r8:8027ed34 r7:ed26de60 r6:859a6300 r5:85288c00 [ 1344.453086][ T32] r4:00000001 [ 1344.453107][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.453145][ T32] Exception stack(0xed27dfb0 to 0xed27dff8) [ 1344.453175][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.453228][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.453301][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.453338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.453362][ T32] r4:857f3840 [ 1344.464504][ T32] INFO: task kworker/1:547:6813 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.464641][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.464721][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.464825][ T32] Call trace: [ 1344.464888][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.464952][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.464978][ T32] r4:00000000 [ 1344.465009][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.465078][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.465116][ T32] 9d20: d8139000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.465170][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.465219][ T32] 9d60: 80070013 ffffffff [ 1344.465287][ T32] r5:80070013 r4:80239bd0 [ 1344.465344][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.465402][ T32] r4:82ac11e4 [ 1344.465431][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.465515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.465591][ T32] r4:eaec9dc0 [ 1344.465638][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.465693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.465717][ T32] r4:00000000 [ 1344.465738][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.465789][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.465832][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.465904][ T32] r5:00001000 r4:ecc4f000 [ 1344.465929][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.465972][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.466051][ T32] r5:85a50b8c r4:85a50800 [ 1344.466156][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.466231][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.466257][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.466307][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.466330][ T32] r4:84879d00 [ 1344.466379][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.466457][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.466515][ T32] r4:00000001 [ 1344.466542][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.466580][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.466609][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.466639][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.466667][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.466698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.466764][ T32] r4:851e4ec0 [ 1344.466792][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.466823][ T32] INFO: task kworker/1:548:6815 blocked for more than 470 seconds. [ 1344.466859][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.466886][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.466930][ T32] task:kworker/1:548 state:D stack:0 pid:6815 tgid:6815 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.466995][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.467107][ T32] Call trace: [ 1344.467171][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1344.467264][ T32] r10:829187f4 r9:ed251d84 r8:00000002 r7:60000113 r6:ed251d8c r5:859e6c00 [ 1344.467296][ T32] r4:859e6c00 [ 1344.467346][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1344.467454][ T32] r5:859e6c00 r4:829187f0 [ 1344.467480][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.467534][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.467673][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed251e08 [ 1344.467703][ T32] r4:00000000 [ 1344.467725][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.467786][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.467828][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.467919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a1140 [ 1344.467949][ T32] r4:00000000 [ 1344.467970][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.468024][ T32] r9:83018205 r8:859e6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f413000 [ 1344.468047][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.468092][ T32] r5:00001000 r4:ed0ff000 [ 1344.468112][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.468235][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.468283][ T32] r5:858db78c r4:858db400 [ 1344.468326][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.468378][ T32] r7:ddde2d40 r6:83018200 r5:858db78c r4:859afe80 [ 1344.468461][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.468520][ T32] r10:61c88647 r9:859e6c00 r8:859afeac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.468574][ T32] r4:859afe80 [ 1344.468597][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.468645][ T32] r10:00000000 r9:859afe80 r8:8027ed34 r7:ed26de60 r6:859aff00 r5:859e6c00 [ 1344.468681][ T32] r4:00000001 [ 1344.468747][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.468792][ T32] Exception stack(0xed251fb0 to 0xed251ff8) [ 1344.468820][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.468876][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.468941][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.468976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.468999][ T32] r4:859a11c0 [ 1344.469673][ T32] INFO: task kworker/1:548:6815 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.469728][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.469839][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.469888][ T32] Call trace: [ 1344.469918][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.469970][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.469994][ T32] r4:00000000 [ 1344.470014][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.470053][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.470085][ T32] 9d20: d8139000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.470126][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.470155][ T32] 9d60: 80070013 ffffffff [ 1344.470201][ T32] r5:80070013 r4:80239bd0 [ 1344.470229][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.470272][ T32] r4:82ac11e4 [ 1344.470292][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.470359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.470396][ T32] r4:eaec9dc0 [ 1344.470433][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.470481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.470536][ T32] r4:00000000 [ 1344.470576][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.470651][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.470683][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.470729][ T32] r5:00001000 r4:ecc4f000 [ 1344.470750][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.470798][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.470847][ T32] r5:85a50b8c r4:85a50800 [ 1344.470883][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.470935][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.470997][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.471049][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.471073][ T32] r4:84879d00 [ 1344.471113][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.471194][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.471250][ T32] r4:00000001 [ 1344.471289][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.471329][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.471357][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1344.471501][ T32] r4:851e4ec0 ** 4 printk messages dropped ** [ 1344.471693][ T32] task:kworker/1:549 state:D stack:0 pid:6818 tgid:6818 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1344.472123][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1344.472468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a13c0 ** 7 printk messages dropped ** [ 1344.472848][ T32] r5:858dbf8c r4:858dbc00 ** 6 printk messages dropped ** [ 1344.473152][ T32] r10:00000000 r9:859aff80 r8:8027ed34 r7:ed26de60 r6:85810000 r5:859e3c00 ** 5 printk messages dropped ** [ 1344.473358][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.473389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.473412][ T32] r4:859a12c0 [ 1344.473775][ T32] INFO: task kworker/1:549:6818 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.473809][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.473893][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.496390][ T32] Call trace: [ 1344.496470][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.496588][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.496658][ T32] r4:00000000 [ 1344.496683][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.496749][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.496791][ T32] 9d20: d861d000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.496845][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.496895][ T32] 9d60: 80070013 ffffffff [ 1344.496947][ T32] r5:80070013 r4:80239bd0 [ 1344.496991][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.497062][ T32] r4:82ac11e4 [ 1344.497108][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.497176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.497225][ T32] r4:eaec9dc0 [ 1344.497251][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.497300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.497324][ T32] r4:00000000 [ 1344.497345][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.497396][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.497420][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.497467][ T32] r5:00001000 r4:ecc4f000 [ 1344.497510][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.497557][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.497625][ T32] r5:85a50b8c r4:85a50800 [ 1344.497671][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.497725][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.497768][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.497863][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.497891][ T32] r4:84879d00 [ 1344.497913][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.497962][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.497987][ T32] r4:00000001 [ 1344.498069][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.498111][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.498181][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.498220][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.498251][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.498285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.498309][ T32] r4:851e4ec0 [ 1344.498333][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1344.498432][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1344.498758][ T32] r10:829187f4 r9:ed285d84 r8:00000002 r7:60000013 r6:ed285d8c r5:857e5400 ** 3 printk messages dropped ** [ 1344.498883][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.498947][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.499001][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed285e08 [ 1344.499026][ T32] r4:00000000 [ 1344.499047][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.499091][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.499129][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1344.499209][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1344.499309][ T32] r9:83018205 r8:857e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f419000 ** 3 printk messages dropped ** [ 1344.499458][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1344.499603][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1344.499742][ T32] r10:00000000 r9:85810080 r8:8027ed34 r7:ed281e60 r6:85810100 r5:857e5400 ** 2 printk messages dropped ** [ 1344.499863][ T32] Exception stack(0xed285fb0 to 0xed285ff8) ** 2 printk messages dropped ** [ 1344.499982][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1344.500926][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1344.501237][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 4 printk messages dropped ** [ 1344.501475][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 3 printk messages dropped ** [ 1344.501605][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1344.501804][ T32] r4:eaec9dc0 [ 1344.501842][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 2 printk messages dropped ** [ 1344.501965][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1344.502333][ T32] r5:85a50b8c r4:85a50800 ** 4 printk messages dropped ** [ 1344.502639][ T32] r4:84879d00 ** 4 printk messages dropped ** [ 1344.502878][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 7 printk messages dropped ** [ 1344.503187][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1344.503600][ T32] r4:859f0000 ** 2 printk messages dropped ** [ 1344.503724][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.503803][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.503857][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed289e08 [ 1344.503882][ T32] r4:00000000 [ 1344.503917][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.524654][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.524773][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.524831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a17c0 [ 1344.524859][ T32] r4:00000000 [ 1344.524881][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.524934][ T32] r9:83018205 r8:859f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f41d000 [ 1344.524999][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.525056][ T32] r5:00001000 r4:ed171000 [ 1344.525078][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.525141][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.525212][ T32] r5:858e0b8c r4:858e0800 [ 1344.525238][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.525291][ T32] r7:ddde2d40 r6:83018200 r5:858e0b8c r4:85810180 [ 1344.525314][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.525364][ T32] r10:61c88647 r9:859f0000 r8:858101ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.525430][ T32] r4:85810180 [ 1344.525456][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.525555][ T32] r10:00000000 r9:85810180 r8:8027ed34 r7:ed285e60 r6:85810200 r5:859f0000 [ 1344.525585][ T32] r4:00000001 [ 1344.525607][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.525668][ T32] Exception stack(0xed289fb0 to 0xed289ff8) [ 1344.525722][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.525758][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.525788][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.525820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.525845][ T32] r4:859a1680 [ 1344.526594][ T32] INFO: task kworker/1:551:6823 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.526634][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.526726][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.526808][ T32] Call trace: [ 1344.526911][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.526990][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.527020][ T32] r4:00000000 [ 1344.527043][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.527084][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.527117][ T32] 9d20: d89ee000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.527149][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.527175][ T32] 9d60: 80070013 ffffffff [ 1344.527201][ T32] r5:80070013 r4:80239bd0 [ 1344.527244][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.527299][ T32] r4:82ac11e4 [ 1344.527322][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.527391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.527439][ T32] r4:eaec9dc0 [ 1344.527485][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.527539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.527562][ T32] r4:00000000 [ 1344.527584][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.527693][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.527761][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.527821][ T32] r5:00001000 r4:ecc4f000 [ 1344.527844][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.527886][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.527930][ T32] r5:85a50b8c r4:85a50800 [ 1344.527951][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.528081][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.528106][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.528197][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.528227][ T32] r4:84879d00 [ 1344.528249][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.528298][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.528342][ T32] r4:00000001 [ 1344.528406][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.528448][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.528476][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.528512][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.528562][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.528597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.528620][ T32] r4:851e4ec0 [ 1344.528674][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.528710][ T32] INFO: task kworker/1:552:6824 blocked for more than 471 seconds. [ 1344.528787][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.528840][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.528865][ T32] task:kworker/1:552 state:D stack:0 pid:6824 tgid:6824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.528913][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.528982][ T32] Call trace: [ 1344.529015][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1344.529130][ T32] r10:829187f4 r9:ed209d84 r8:00000002 r7:60000013 r6:ed209d8c r5:859f0c00 [ 1344.529172][ T32] r4:859f0c00 [ 1344.529236][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1344.529283][ T32] r5:859f0c00 r4:829187f0 [ 1344.529316][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.529386][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.529452][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed209e08 [ 1344.529508][ T32] r4:00000000 [ 1344.529545][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.529591][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.529672][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.529746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a1700 [ 1344.529793][ T32] r4:00000000 [ 1344.529816][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.529885][ T32] r9:83018205 r8:859f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f41b000 [ 1344.529933][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.530028][ T32] r5:00001000 r4:ed163000 [ 1344.530074][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.530118][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.530183][ T32] r5:858e078c r4:858e0400 [ 1344.530228][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.530299][ T32] r7:ddde2d40 r6:83018200 r5:858e078c r4:85810280 [ 1344.530325][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.530375][ T32] r10:61c88647 r9:859f0c00 r8:858102ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.530398][ T32] r4:85810280 [ 1344.530418][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.530529][ T32] r10:00000000 r9:85810280 r8:8027ed34 r7:ed289e60 r6:85810300 r5:859f0c00 [ 1344.530559][ T32] r4:00000001 [ 1344.530579][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.530615][ T32] Exception stack(0xed209fb0 to 0xed209ff8) [ 1344.530643][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.530696][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.530738][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.530774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.530797][ T32] r4:859a1680 [ 1344.531125][ T32] INFO: task kworker/1:552:6824 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.531161][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.531239][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.531297][ T32] Call trace: [ 1344.531355][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.531408][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.531432][ T32] r4:00000000 [ 1344.531452][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.531510][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.531554][ T32] 9d20: d89ee000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.531593][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.531642][ T32] 9d60: 80070013 ffffffff [ 1344.531670][ T32] r5:80070013 r4:80239bd0 [ 1344.531699][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.531754][ T32] r4:82ac11e4 [ 1344.531778][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.531824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.531859][ T32] r4:eaec9dc0 [ 1344.531884][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.531929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.531952][ T32] r4:00000000 [ 1344.531973][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.532042][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.532090][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.532138][ T32] r5:00001000 r4:ecc4f000 [ 1344.532158][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.532198][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.532242][ T32] r5:85a50b8c r4:85a50800 [ 1344.532262][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.532309][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.532350][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.532403][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.532427][ T32] r4:84879d00 [ 1344.532468][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.532567][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.532640][ T32] r4:00000001 [ 1344.532664][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.532735][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.532766][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.532800][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.532829][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.532881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.532909][ T32] r4:851e4ec0 [ 1344.532930][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.532989][ T32] INFO: task kworker/1:553:6826 blocked for more than 471 seconds. [ 1344.533032][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.533060][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.533081][ T32] task:kworker/1:553 state:D stack:0 pid:6826 tgid:6826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.533151][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.533192][ T32] Call trace: [ 1344.533247][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1344.533345][ T32] r10:829187f4 r9:ed291d84 r8:00000002 r7:60000013 r6:ed291d8c r5:859f2400 [ 1344.533373][ T32] r4:859f2400 [ 1344.533397][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1344.533441][ T32] r5:859f2400 r4:829187f0 [ 1344.533461][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.533512][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.533627][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed291e08 [ 1344.533654][ T32] r4:00000000 [ 1344.533675][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.533714][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.533750][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.533794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a1940 [ 1344.533818][ T32] r4:00000000 [ 1344.533881][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.564404][ T32] r9:83018205 r8:859f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f41f000 [ 1344.564502][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.564618][ T32] r5:00001000 r4:ed181000 [ 1344.564645][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.564701][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.564764][ T32] r5:858e0f8c r4:858e0c00 [ 1344.564789][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.564845][ T32] r7:ddde2d40 r6:83018200 r5:858e0f8c r4:85810380 [ 1344.564868][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.564918][ T32] r10:61c88647 r9:859f2400 r8:858103ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.564977][ T32] r4:85810380 [ 1344.565003][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.565055][ T32] r10:00000000 r9:85810380 r8:8027ed34 r7:ed289e60 r6:85810400 r5:859f2400 [ 1344.565106][ T32] r4:00000001 [ 1344.565151][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.565197][ T32] Exception stack(0xed291fb0 to 0xed291ff8) [ 1344.565231][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.565271][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.565342][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.565389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.565438][ T32] r4:859a1800 [ 1344.566244][ T32] INFO: task kworker/1:553:6826 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.566307][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.566381][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.566430][ T32] Call trace: [ 1344.566497][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.566585][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.566613][ T32] r4:00000000 [ 1344.566635][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.566676][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.566707][ T32] 9d20: d944b000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.566760][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.566817][ T32] 9d60: 80070013 ffffffff [ 1344.566854][ T32] r5:80070013 r4:80239bd0 [ 1344.566878][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.566951][ T32] r4:82ac11e4 [ 1344.566976][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.567024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.567048][ T32] r4:eaec9dc0 [ 1344.567079][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.567128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.567152][ T32] r4:00000000 [ 1344.567172][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.567221][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.567264][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.567312][ T32] r5:00001000 r4:ecc4f000 [ 1344.567354][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.567398][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.567443][ T32] r5:85a50b8c r4:85a50800 [ 1344.567463][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.567542][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.567595][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.567708][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.567737][ T32] r4:84879d00 [ 1344.567758][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.567806][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.567830][ T32] r4:00000001 [ 1344.567975][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.568027][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.568058][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.568110][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.568163][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.568218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.568245][ T32] r4:851e4ec0 [ 1344.568289][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.568369][ T32] INFO: task kworker/1:554:6828 blocked for more than 471 seconds. [ 1344.568419][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.568484][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.568521][ T32] task:kworker/1:554 state:D stack:0 pid:6828 tgid:6828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.568591][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.568652][ T32] Call trace: [ 1344.568724][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1344.568776][ T32] r10:829187f4 r9:ed299d84 r8:00000002 r7:60000113 r6:ed299d8c r5:859f3000 [ 1344.568801][ T32] r4:859f3000 [ 1344.568822][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1344.568864][ T32] r5:859f3000 r4:829187f0 [ 1344.568902][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.568947][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.569017][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed299e08 [ 1344.569043][ T32] r4:00000000 [ 1344.569068][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.569129][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.569181][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.569252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a1c40 [ 1344.569280][ T32] r4:00000000 [ 1344.569300][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.569364][ T32] r9:83018205 r8:859f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f421000 [ 1344.569389][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.569434][ T32] r5:00001000 r4:ed19d000 [ 1344.569454][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.569546][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.569598][ T32] r5:858e138c r4:858e1000 [ 1344.569618][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.569665][ T32] r7:ddde2d40 r6:83018200 r5:858e138c r4:85810480 [ 1344.569701][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.569757][ T32] r10:61c88647 r9:859f3000 r8:858104ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.569783][ T32] r4:85810480 [ 1344.569803][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.569852][ T32] r10:00000000 r9:85810480 r8:8027ed34 r7:ed291e60 r6:85810500 r5:859f3000 [ 1344.569896][ T32] r4:00000001 [ 1344.569942][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.570023][ T32] Exception stack(0xed299fb0 to 0xed299ff8) [ 1344.570076][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.570116][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.570145][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.570176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.570199][ T32] r4:859a18c0 [ 1344.570583][ T32] INFO: task kworker/1:554:6828 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.570618][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.570720][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.570788][ T32] Call trace: [ 1344.570822][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.570894][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.570922][ T32] r4:00000000 [ 1344.570946][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.570987][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.571019][ T32] 9d20: d944b000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.571049][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.571074][ T32] 9d60: 80070013 ffffffff [ 1344.571100][ T32] r5:80070013 r4:80239bd0 [ 1344.571120][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.571195][ T32] r4:82ac11e4 [ 1344.571280][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.571343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.571388][ T32] r4:eaec9dc0 [ 1344.571434][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.571515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.571559][ T32] r4:00000000 [ 1344.571583][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.571633][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.571655][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.571700][ T32] r5:00001000 r4:ecc4f000 [ 1344.571719][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.571759][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.571802][ T32] r5:85a50b8c r4:85a50800 [ 1344.571821][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.571869][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.571919][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.571973][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.571997][ T32] r4:84879d00 [ 1344.572040][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.572097][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.572204][ T32] r4:00000001 [ 1344.572229][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.572308][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.572382][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.572438][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.572470][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.572508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.572561][ T32] r4:851e4ec0 [ 1344.572586][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.572648][ T32] INFO: task kworker/1:555:6830 blocked for more than 471 seconds. [ 1344.572685][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.572712][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.572734][ T32] task:kworker/1:555 state:D stack:0 pid:6830 tgid:6830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.572803][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.572845][ T32] Call trace: [ 1344.572887][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1344.572946][ T32] r10:829187f4 r9:ed295d84 r8:00000002 r7:60000013 r6:ed295d8c r5:859f1800 [ 1344.572971][ T32] r4:859f1800 [ 1344.572992][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1344.573035][ T32] r5:859f1800 r4:829187f0 [ 1344.573055][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.573155][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.573215][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed295e08 [ 1344.573238][ T32] r4:00000000 [ 1344.573300][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.573384][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.573425][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.573496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a1dc0 [ 1344.573538][ T32] r4:00000000 [ 1344.573560][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.573679][ T32] r9:83018205 r8:859f1800 r7:00000000 r6:83018200 r5:00001000 r4:7f423000 [ 1344.573849][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.596011][ T32] r5:00001000 r4:ed1a9000 [ 1344.596088][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.596175][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.596234][ T32] r5:858e178c r4:858e1400 [ 1344.596279][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.596337][ T32] r7:ddde2d40 r6:83018200 r5:858e178c r4:85810580 [ 1344.596380][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.596455][ T32] r10:61c88647 r9:859f1800 r8:858105ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.596490][ T32] r4:85810580 [ 1344.596514][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.596584][ T32] r10:00000000 r9:85810580 r8:8027ed34 r7:ed299e60 r6:85810600 r5:859f1800 [ 1344.596630][ T32] r4:00000001 [ 1344.596696][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.596760][ T32] Exception stack(0xed295fb0 to 0xed295ff8) [ 1344.596795][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.596851][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.596883][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.596915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.596938][ T32] r4:859a1b40 [ 1344.597667][ T32] INFO: task kworker/1:555:6830 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.597725][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.597865][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.597933][ T32] Call trace: [ 1344.597969][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.598045][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.598073][ T32] r4:00000000 [ 1344.598094][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.598155][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.598211][ T32] 9d20: d996e000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.598245][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.598292][ T32] 9d60: 80070013 ffffffff [ 1344.598341][ T32] r5:80070013 r4:80239bd0 [ 1344.598367][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.598412][ T32] r4:82ac11e4 [ 1344.598432][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.598492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.598519][ T32] r4:eaec9dc0 [ 1344.598540][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.598647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.598674][ T32] r4:00000000 [ 1344.598716][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.598812][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.598838][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.598900][ T32] r5:00001000 r4:ecc4f000 [ 1344.598927][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.598968][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.599013][ T32] r5:85a50b8c r4:85a50800 [ 1344.599054][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.599111][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.599152][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.599205][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.599228][ T32] r4:84879d00 [ 1344.599248][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.599295][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.599359][ T32] r4:00000001 [ 1344.599409][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.599453][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.599492][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.599527][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.599576][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.599616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.599643][ T32] r4:851e4ec0 [ 1344.599667][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.599699][ T32] INFO: task kworker/1:556:6832 blocked for more than 471 seconds. [ 1344.599750][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.599780][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.599802][ T32] task:kworker/1:556 state:D stack:0 pid:6832 tgid:6832 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.599893][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.599952][ T32] Call trace: [ 1344.600019][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1344.600079][ T32] r10:829187f4 r9:ed2a1d84 r8:00000002 r7:60000013 r6:ed2a1d8c r5:859f5400 [ 1344.600117][ T32] r4:859f5400 [ 1344.600140][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1344.600215][ T32] r5:859f5400 r4:829187f0 [ 1344.600238][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.600300][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.600353][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2a1e08 [ 1344.600377][ T32] r4:00000000 [ 1344.600417][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.600463][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.600508][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.600605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596aa00 [ 1344.600635][ T32] r4:00000000 [ 1344.600655][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.600704][ T32] r9:83018205 r8:859f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f427000 [ 1344.600728][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.600883][ T32] r5:00001000 r4:ed2a3000 [ 1344.600917][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.600961][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.601004][ T32] r5:858e1b8c r4:858e1800 [ 1344.601024][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.601070][ T32] r7:ddde2d40 r6:83018200 r5:858e1b8c r4:85810680 [ 1344.601092][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.601139][ T32] r10:61c88647 r9:859f5400 r8:858106ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.601163][ T32] r4:85810680 [ 1344.601202][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.601275][ T32] r10:00000000 r9:85810680 r8:8027ed34 r7:ed295e60 r6:85810700 r5:859f5400 [ 1344.601303][ T32] r4:00000001 [ 1344.601322][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.601379][ T32] Exception stack(0xed2a1fb0 to 0xed2a1ff8) [ 1344.601410][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.601441][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.601469][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.601506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.601530][ T32] r4:859a1d00 [ 1344.601857][ T32] INFO: task kworker/1:556:6832 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.601910][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.602034][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.602159][ T32] Call trace: [ 1344.602190][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.602241][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.602265][ T32] r4:00000000 [ 1344.602305][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.602348][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.602380][ T32] 9d20: d996e000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.602432][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.602460][ T32] 9d60: 80070013 ffffffff [ 1344.602490][ T32] r5:80070013 r4:80239bd0 [ 1344.602511][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.602552][ T32] r4:82ac11e4 [ 1344.602613][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.602663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.602709][ T32] r4:eaec9dc0 [ 1344.602753][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.602822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.602851][ T32] r4:00000000 [ 1344.602873][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.602921][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.602943][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.602986][ T32] r5:00001000 r4:ecc4f000 [ 1344.603029][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.603074][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.603118][ T32] r5:85a50b8c r4:85a50800 [ 1344.603138][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.603185][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.603206][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.603253][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.603338][ T32] r4:84879d00 [ 1344.603363][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.603412][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.603435][ T32] r4:00000001 [ 1344.603477][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.603521][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.603572][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.603606][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.603636][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.603667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.603710][ T32] r4:851e4ec0 [ 1344.603735][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.603780][ T32] INFO: task kworker/1:557:6835 blocked for more than 471 seconds. [ 1344.603854][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.603882][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.603902][ T32] task:kworker/1:557 state:D stack:0 pid:6835 tgid:6835 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.603948][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.624418][ T32] Call trace: [ 1344.624465][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1344.624576][ T32] r10:829187f4 r9:ed29dd84 r8:00000002 r7:60000113 r6:ed29dd8c r5:859f3c00 [ 1344.624603][ T32] r4:859f3c00 [ 1344.624624][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1344.624669][ T32] r5:859f3c00 r4:829187f0 [ 1344.624690][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.624730][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.624803][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed29de08 [ 1344.624831][ T32] r4:00000000 [ 1344.624852][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.624894][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.624964][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.625034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a21c0 [ 1344.625062][ T32] r4:00000000 [ 1344.625082][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.625132][ T32] r9:83018205 r8:859f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f42d000 [ 1344.625154][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.625202][ T32] r5:00001000 r4:ed2bd000 [ 1344.625224][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.625263][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.625349][ T32] r5:858e278c r4:858e2400 [ 1344.625386][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.625441][ T32] r7:ddde2d40 r6:83018200 r5:858e278c r4:85810780 [ 1344.625463][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.625520][ T32] r10:61c88647 r9:859f3c00 r8:858107ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.625544][ T32] r4:85810780 [ 1344.625571][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.625621][ T32] r10:00000000 r9:85810780 r8:8027ed34 r7:ed2a1e60 r6:85810800 r5:859f3c00 [ 1344.625656][ T32] r4:00000001 [ 1344.625679][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.625718][ T32] Exception stack(0xed29dfb0 to 0xed29dff8) [ 1344.625748][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.625779][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.625807][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.625859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.625887][ T32] r4:8596ad00 [ 1344.626629][ T32] INFO: task kworker/1:557:6835 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.626687][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.626754][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.626798][ T32] Call trace: [ 1344.626893][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.626990][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.627018][ T32] r4:00000000 [ 1344.627039][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.627080][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.627111][ T32] 9d20: d9dea000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.627143][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.627169][ T32] 9d60: 80070013 ffffffff [ 1344.627194][ T32] r5:80070013 r4:80239bd0 [ 1344.627215][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.627256][ T32] r4:82ac11e4 [ 1344.627277][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.627343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.627371][ T32] r4:eaec9dc0 [ 1344.627442][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.627508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.627558][ T32] r4:00000000 [ 1344.627582][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.627632][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.627692][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.627741][ T32] r5:00001000 r4:ecc4f000 [ 1344.627781][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.627825][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.627869][ T32] r5:85a50b8c r4:85a50800 [ 1344.627889][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.627940][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.627967][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.628015][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.628038][ T32] r4:84879d00 [ 1344.628089][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.628142][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.628166][ T32] r4:00000001 [ 1344.628207][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.628269][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.628299][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.628331][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.628380][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.628415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.628438][ T32] r4:851e4ec0 [ 1344.628459][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.628504][ T32] INFO: task kworker/1:558:6837 blocked for more than 471 seconds. [ 1344.628569][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.628600][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.628622][ T32] task:kworker/1:558 state:D stack:0 pid:6837 tgid:6837 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.628668][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.628709][ T32] Call trace: [ 1344.628739][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1344.628787][ T32] r10:829187f4 r9:ed2add84 r8:00000002 r7:60000013 r6:ed2add8c r5:859f6000 [ 1344.628812][ T32] r4:859f6000 [ 1344.628833][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1344.628897][ T32] r5:859f6000 r4:829187f0 [ 1344.628962][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.629029][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.629089][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2ade08 [ 1344.629113][ T32] r4:00000000 [ 1344.629134][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.629182][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.629223][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.629268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8481e240 [ 1344.629290][ T32] r4:00000000 [ 1344.629309][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.629355][ T32] r9:83018205 r8:859f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f429000 [ 1344.629392][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.629459][ T32] r5:00001000 r4:ed2a9000 [ 1344.629508][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.629555][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.629599][ T32] r5:858e1f8c r4:858e1c00 [ 1344.629618][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.629668][ T32] r7:ddde2d40 r6:83018200 r5:858e1f8c r4:85810880 [ 1344.629689][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.629738][ T32] r10:61c88647 r9:859f6000 r8:858108ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.629762][ T32] r4:85810880 [ 1344.629781][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.629827][ T32] r10:00000000 r9:85810880 r8:8027ed34 r7:ed29de60 r6:85810900 r5:859f6000 [ 1344.629871][ T32] r4:00000001 [ 1344.629899][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.629936][ T32] Exception stack(0xed2adfb0 to 0xed2adff8) [ 1344.629964][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.629994][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.630083][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.630118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.630153][ T32] r4:859a2100 [ 1344.630457][ T32] INFO: task kworker/1:558:6837 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.630496][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.630602][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.630666][ T32] Call trace: [ 1344.630701][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.630771][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.630802][ T32] r4:00000000 [ 1344.630846][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.630889][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.630941][ T32] 9d20: d9dea000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.630975][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.631002][ T32] 9d60: 80070013 ffffffff [ 1344.631027][ T32] r5:80070013 r4:80239bd0 [ 1344.631067][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.631112][ T32] r4:82ac11e4 [ 1344.631132][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.631177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.631262][ T32] r4:eaec9dc0 [ 1344.631300][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.631348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.631371][ T32] r4:00000000 [ 1344.631432][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.631489][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.631531][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.631579][ T32] r5:00001000 r4:ecc4f000 [ 1344.631599][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.631639][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.631684][ T32] r5:85a50b8c r4:85a50800 [ 1344.631780][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.631833][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.631854][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.631938][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.631967][ T32] r4:84879d00 [ 1344.632000][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.632052][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.632075][ T32] r4:00000001 [ 1344.632094][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.632139][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.632169][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.632221][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.632253][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.632286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.632309][ T32] r4:851e4ec0 [ 1344.632330][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.632376][ T32] INFO: task kworker/1:559:6839 blocked for more than 471 seconds. [ 1344.632430][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.632460][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.632483][ T32] task:kworker/1:559 state:D stack:0 pid:6839 tgid:6839 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.632535][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.632618][ T32] Call trace: [ 1344.632662][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1344.632816][ T32] r10:829187f4 r9:ed2c1d84 r8:00000002 r7:60000013 r6:ed2c1d8c r5:859f6c00 [ 1344.632855][ T32] r4:859f6c00 [ 1344.632879][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1344.632921][ T32] r5:859f6c00 r4:829187f0 [ 1344.632942][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.632981][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.633109][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2c1e08 [ 1344.633158][ T32] r4:00000000 [ 1344.633185][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.633255][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.633297][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.633341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a2000 [ 1344.633387][ T32] r4:00000000 [ 1344.633432][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.633557][ T32] r9:83018205 r8:859f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f42b000 [ 1344.633603][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.633665][ T32] r5:00001000 r4:ed2b7000 [ 1344.633688][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.633749][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.633797][ T32] r5:858e238c r4:858e2000 [ 1344.633817][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.633885][ T32] r7:ddde2d40 r6:83018200 r5:858e238c r4:85810980 [ 1344.652583][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.652715][ T32] r10:61c88647 r9:859f6c00 r8:858109ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.652761][ T32] r4:85810980 [ 1344.652809][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.652864][ T32] r10:00000000 r9:85810980 r8:8027ed34 r7:ed29de60 r6:85810a00 r5:859f6c00 [ 1344.652888][ T32] r4:00000001 [ 1344.652909][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.652947][ T32] Exception stack(0xed2c1fb0 to 0xed2c1ff8) [ 1344.653000][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.653041][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.653070][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.653122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.653149][ T32] r4:859a2300 [ 1344.653849][ T32] INFO: task kworker/1:559:6839 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.653886][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.665946][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.666010][ T32] Call trace: [ 1344.666061][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.666118][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.666143][ T32] r4:00000000 [ 1344.666164][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.666235][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.666293][ T32] 9d20: da658000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.666350][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.666379][ T32] 9d60: 80070013 ffffffff [ 1344.666405][ T32] r5:80070013 r4:80239bd0 [ 1344.666443][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.666500][ T32] r4:82ac11e4 [ 1344.666523][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.666590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.666619][ T32] r4:eaec9dc0 [ 1344.666640][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.666686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.666719][ T32] r4:00000000 [ 1344.666743][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.666797][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.666820][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.666873][ T32] r5:00001000 r4:ecc4f000 [ 1344.666907][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.666972][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.667020][ T32] r5:85a50b8c r4:85a50800 [ 1344.667041][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.667091][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.667112][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.667171][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.667198][ T32] r4:84879d00 [ 1344.667220][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.667278][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.667304][ T32] r4:00000001 [ 1344.667342][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.667403][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.667434][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.667465][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.667504][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.667559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.667585][ T32] r4:851e4ec0 [ 1344.667631][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.667669][ T32] INFO: task kworker/1:560:6842 blocked for more than 471 seconds. [ 1344.667706][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.667735][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.667760][ T32] task:kworker/1:560 state:D stack:0 pid:6842 tgid:6842 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.667834][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.667878][ T32] Call trace: [ 1344.667954][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1344.668009][ T32] r10:829187f4 r9:ed2c9d84 r8:00000002 r7:60000013 r6:ed2c9d8c r5:859f4800 [ 1344.668032][ T32] r4:859f4800 [ 1344.668076][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1344.668125][ T32] r5:859f4800 r4:829187f0 [ 1344.668146][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.668187][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.668259][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2c9e08 [ 1344.668289][ T32] r4:00000000 [ 1344.668313][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.668374][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.668428][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.668512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a25c0 [ 1344.668579][ T32] r4:00000000 [ 1344.668602][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.668673][ T32] r9:83018205 r8:859f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f433000 [ 1344.668699][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.668764][ T32] r5:00001000 r4:ed2df000 [ 1344.668809][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.668853][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.668897][ T32] r5:858e338c r4:858e3000 [ 1344.668960][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.669012][ T32] r7:ddde2d40 r6:83018200 r5:858e338c r4:85810a80 [ 1344.669072][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.669147][ T32] r10:61c88647 r9:859f4800 r8:85810aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.669182][ T32] r4:85810a80 [ 1344.669205][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.669252][ T32] r10:00000000 r9:85810a80 r8:8027ed34 r7:ed29de60 r6:85810b00 r5:859f4800 [ 1344.669277][ T32] r4:00000001 [ 1344.669297][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.669332][ T32] Exception stack(0xed2c9fb0 to 0xed2c9ff8) [ 1344.669390][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.669425][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.669455][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.669492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.669536][ T32] r4:859a2180 [ 1344.670242][ T32] INFO: task kworker/1:560:6842 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.670283][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.670376][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.670444][ T32] Call trace: [ 1344.670502][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.670558][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.670586][ T32] r4:00000000 [ 1344.670607][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.670652][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.670684][ T32] 9d20: da658000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.670725][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.670754][ T32] 9d60: 80070013 ffffffff [ 1344.670803][ T32] r5:80070013 r4:80239bd0 [ 1344.670827][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.670869][ T32] r4:82ac11e4 [ 1344.670889][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.670934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.670957][ T32] r4:eaec9dc0 [ 1344.670977][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.671021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.671045][ T32] r4:00000000 [ 1344.671064][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.671112][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.671143][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.671192][ T32] r5:00001000 r4:ecc4f000 [ 1344.671212][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.671253][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.671297][ T32] r5:85a50b8c r4:85a50800 [ 1344.671335][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.671387][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.671408][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.671465][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.671512][ T32] r4:84879d00 [ 1344.671535][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.671584][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.671607][ T32] r4:00000001 [ 1344.671627][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.671663][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.671690][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.671726][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.671754][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.671809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.671839][ T32] r4:851e4ec0 [ 1344.671882][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.671930][ T32] INFO: task kworker/1:561:6844 blocked for more than 471 seconds. [ 1344.671963][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.671987][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.672017][ T32] task:kworker/1:561 state:D stack:0 pid:6844 tgid:6844 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.672095][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.672138][ T32] Call trace: [ 1344.672168][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1344.672240][ T32] r10:829187f4 r9:ed2d5d84 r8:00000002 r7:60000113 r6:ed2d5d8c r5:859e8000 [ 1344.672267][ T32] r4:859e8000 [ 1344.672318][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1344.672365][ T32] r5:859e8000 r4:829187f0 [ 1344.672387][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.672426][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.672474][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2d5e08 [ 1344.672504][ T32] r4:00000000 [ 1344.672526][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.672622][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.672667][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.672716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a2380 [ 1344.672741][ T32] r4:00000000 [ 1344.672763][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.672812][ T32] r9:83018205 r8:859e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f42f000 [ 1344.672875][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.672928][ T32] r5:00001000 r4:ed2cb000 [ 1344.672949][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.672991][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.673055][ T32] r5:858e2b8c r4:858e2800 [ 1344.673079][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.673149][ T32] r7:ddde2d40 r6:83018200 r5:858e2b8c r4:85810b80 [ 1344.673173][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.673223][ T32] r10:61c88647 r9:859e8000 r8:85810bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.673246][ T32] r4:85810b80 [ 1344.673265][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.673311][ T32] r10:00000000 r9:85810b80 r8:8027ed34 r7:ed2c9e60 r6:85810c00 r5:859e8000 [ 1344.673335][ T32] r4:00000001 [ 1344.673355][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.673410][ T32] Exception stack(0xed2d5fb0 to 0xed2d5ff8) [ 1344.673457][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.673523][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.673555][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.673588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.673611][ T32] r4:859a2340 [ 1344.685856][ T32] INFO: task kworker/1:561:6844 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.685945][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.686043][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.686146][ T32] Call trace: [ 1344.686203][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.686263][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.686287][ T32] r4:00000000 [ 1344.686318][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.686390][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.686429][ T32] 9d20: da658000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.686482][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.686551][ T32] 9d60: 80070013 ffffffff [ 1344.686589][ T32] r5:80070013 r4:80239bd0 [ 1344.686613][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.686680][ T32] r4:82ac11e4 [ 1344.686722][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.686778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.686802][ T32] r4:eaec9dc0 [ 1344.686823][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.686904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.686947][ T32] r4:00000000 [ 1344.686971][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.687043][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.687069][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.687115][ T32] r5:00001000 r4:ecc4f000 [ 1344.687158][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.687204][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.687250][ T32] r5:85a50b8c r4:85a50800 [ 1344.687293][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.687348][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.687370][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.687419][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.687442][ T32] r4:84879d00 [ 1344.687462][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.687538][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.687570][ T32] r4:00000001 [ 1344.687590][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.687628][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.687718][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.687786][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.687823][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.687876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.687984][ T32] r4:851e4ec0 [ 1344.688011][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.688041][ T32] INFO: task kworker/1:562:6845 blocked for more than 471 seconds. [ 1344.688091][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.688121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.688147][ T32] task:kworker/1:562 state:D stack:0 pid:6845 tgid:6845 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.688194][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.688236][ T32] Call trace: [ 1344.688299][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1344.688355][ T32] r10:829187f4 r9:ed2ddd84 r8:00000002 r7:60000013 r6:ed2ddd8c r5:859f8c00 [ 1344.688389][ T32] r4:859f8c00 [ 1344.688434][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1344.688480][ T32] r5:859f8c00 r4:829187f0 [ 1344.688528][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.688596][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.688645][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2dde08 [ 1344.688669][ T32] r4:00000000 [ 1344.688689][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.688729][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.688780][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.688851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a2500 [ 1344.688878][ T32] r4:00000000 [ 1344.688926][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.688978][ T32] r9:83018205 r8:859f8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f431000 [ 1344.689041][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.689094][ T32] r5:00001000 r4:ed2d1000 [ 1344.689195][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.689281][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.689331][ T32] r5:858e2f8c r4:858e2c00 [ 1344.689352][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.689399][ T32] r7:ddde2d40 r6:83018200 r5:858e2f8c r4:85810c80 [ 1344.689420][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.689515][ T32] r10:61c88647 r9:859f8c00 r8:85810cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.689565][ T32] r4:85810c80 [ 1344.689588][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.689636][ T32] r10:00000000 r9:85810c80 r8:8027ed34 r7:ed2c9e60 r6:85810d00 r5:859f8c00 [ 1344.689680][ T32] r4:00000001 [ 1344.689727][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.689781][ T32] Exception stack(0xed2ddfb0 to 0xed2ddff8) [ 1344.689835][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.689896][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.689941][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.690005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.690073][ T32] r4:859a2600 [ 1344.690773][ T32] INFO: task kworker/1:562:6845 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.690808][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.690887][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.690958][ T32] Call trace: [ 1344.691021][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.691077][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.691110][ T32] r4:00000000 [ 1344.691139][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.691180][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.691212][ T32] 9d20: da658000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.691244][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.691270][ T32] 9d60: 80070013 ffffffff [ 1344.691295][ T32] r5:80070013 r4:80239bd0 [ 1344.691315][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.691356][ T32] r4:82ac11e4 [ 1344.691376][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.691422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.691466][ T32] r4:eaec9dc0 [ 1344.691496][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.691546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.691569][ T32] r4:00000000 [ 1344.691589][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.691658][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.691685][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.691739][ T32] r5:00001000 r4:ecc4f000 [ 1344.691765][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.691807][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.691851][ T32] r5:85a50b8c r4:85a50800 [ 1344.691871][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.691920][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.691941][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.691989][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.692016][ T32] r4:84879d00 [ 1344.692036][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.692086][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.692108][ T32] r4:00000001 [ 1344.692159][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.692200][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.692228][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.692279][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.692351][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.692386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.692442][ T32] r4:851e4ec0 [ 1344.692468][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.692507][ T32] INFO: task kworker/1:563:6847 blocked for more than 471 seconds. [ 1344.692586][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.692617][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.692639][ T32] task:kworker/1:563 state:D stack:0 pid:6847 tgid:6847 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.692683][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.692735][ T32] Call trace: [ 1344.692793][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1344.692845][ T32] r10:829187f4 r9:ed2e9d84 r8:00000002 r7:60000113 r6:ed2e9d8c r5:859f9800 [ 1344.692868][ T32] r4:859f9800 [ 1344.692889][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1344.692931][ T32] r5:859f9800 r4:829187f0 [ 1344.692951][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.692990][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.693071][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2e9e08 [ 1344.693115][ T32] r4:00000000 [ 1344.693159][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.693212][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.693274][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.693323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a2ac0 [ 1344.693374][ T32] r4:00000000 [ 1344.693398][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.693448][ T32] r9:83018205 r8:859f9800 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1344.693470][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.693522][ T32] r5:00001000 r4:dfa7d000 [ 1344.693562][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.693612][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.693657][ T32] r5:858e378c r4:858e3400 [ 1344.693698][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.693749][ T32] r7:ddde2d40 r6:83018200 r5:858e378c r4:85810d80 [ 1344.693791][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.693847][ T32] r10:61c88647 r9:859f9800 r8:85810dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.693870][ T32] r4:85810d80 [ 1344.693889][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.715830][ T32] r10:00000000 r9:85810d80 r8:8027ed34 r7:ed2c9e60 r6:85810e00 r5:859f9800 [ 1344.715937][ T32] r4:00000001 [ 1344.715967][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.716061][ T32] Exception stack(0xed2e9fb0 to 0xed2e9ff8) [ 1344.716099][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.716145][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.716178][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.716212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.716256][ T32] r4:859a2600 [ 1344.717033][ T32] INFO: task kworker/1:563:6847 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.717215][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.717334][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.717454][ T32] Call trace: [ 1344.717519][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.717616][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.717645][ T32] r4:00000000 [ 1344.717667][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.717708][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.717740][ T32] 9d20: dac6f000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.717771][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.717796][ T32] 9d60: 80070013 ffffffff [ 1344.717877][ T32] r5:80070013 r4:80239bd0 [ 1344.717944][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.718032][ T32] r4:82ac11e4 [ 1344.718056][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.718103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.718147][ T32] r4:eaec9dc0 [ 1344.718173][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.718222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.718244][ T32] r4:00000000 [ 1344.718265][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.718354][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.718381][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.718448][ T32] r5:00001000 r4:ecc4f000 [ 1344.718472][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.718523][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.718589][ T32] r5:85a50b8c r4:85a50800 [ 1344.718634][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.718709][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.718758][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.718815][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.718851][ T32] r4:84879d00 [ 1344.718880][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.718951][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.718998][ T32] r4:00000001 [ 1344.719021][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.719073][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.719150][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.719184][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.719214][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.719262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.719298][ T32] r4:851e4ec0 [ 1344.719328][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.719358][ T32] INFO: task kworker/1:564:6857 blocked for more than 471 seconds. [ 1344.719474][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.719535][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.719603][ T32] task:kworker/1:564 state:D stack:0 pid:6857 tgid:6857 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.719659][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.719733][ T32] Call trace: [ 1344.719791][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1344.719840][ T32] r10:829187f4 r9:ed321d84 r8:00000002 r7:60000113 r6:ed321d8c r5:859fb000 [ 1344.719899][ T32] r4:859fb000 [ 1344.719925][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1344.719969][ T32] r5:859fb000 r4:829187f0 [ 1344.720051][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.720117][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.720170][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed321e08 [ 1344.720193][ T32] r4:00000000 [ 1344.720213][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.720278][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.720324][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.720378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a2740 [ 1344.720401][ T32] r4:00000000 [ 1344.720421][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.720469][ T32] r9:83018205 r8:859fb000 r7:00000000 r6:83018200 r5:00001000 r4:7f449000 [ 1344.720499][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.720572][ T32] r5:00001000 r4:ed34f000 [ 1344.720615][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.720662][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.720726][ T32] r5:858e3b8c r4:858e3800 [ 1344.720751][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.720798][ T32] r7:ddde2d40 r6:83018200 r5:858e3b8c r4:85810e80 [ 1344.720819][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.720868][ T32] r10:61c88647 r9:859fb000 r8:85810eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.720911][ T32] r4:85810e80 [ 1344.720936][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.721006][ T32] r10:00000000 r9:85810e80 r8:8027ed34 r7:ed2e9e60 r6:85810f00 r5:859fb000 [ 1344.721033][ T32] r4:00000001 [ 1344.721071][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.721116][ T32] Exception stack(0xed321fb0 to 0xed321ff8) [ 1344.721164][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.721199][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.721231][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.721267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.721293][ T32] r4:859a2fc0 [ 1344.721644][ T32] INFO: task kworker/1:564:6857 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.721678][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.721789][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.721836][ T32] Call trace: [ 1344.721932][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.721988][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.722032][ T32] r4:00000000 [ 1344.722139][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.722183][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.722236][ T32] 9d20: dac6f000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.722271][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.722299][ T32] 9d60: 80070013 ffffffff [ 1344.722333][ T32] r5:80070013 r4:80239bd0 [ 1344.722354][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.722397][ T32] r4:82ac11e4 [ 1344.722417][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.722489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.722530][ T32] r4:eaec9dc0 [ 1344.722594][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.722644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.722709][ T32] r4:00000000 [ 1344.722738][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.722787][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.722810][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.722854][ T32] r5:00001000 r4:ecc4f000 [ 1344.722896][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.722942][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.722987][ T32] r5:85a50b8c r4:85a50800 [ 1344.723007][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.723077][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.723104][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.723154][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.723197][ T32] r4:84879d00 [ 1344.723221][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.723291][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.723318][ T32] r4:00000001 [ 1344.723360][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.723423][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.723455][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.723491][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.723542][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.723618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.723644][ T32] r4:851e4ec0 [ 1344.723667][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.723768][ T32] INFO: task kworker/1:565:6866 blocked for more than 471 seconds. [ 1344.723802][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.723850][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.723875][ T32] task:kworker/1:565 state:D stack:0 pid:6866 tgid:6866 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.744409][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.744577][ T32] Call trace: [ 1344.744619][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1344.744680][ T32] r10:829187f4 r9:ed329d84 r8:00000002 r7:60000013 r6:ed329d8c r5:859fa400 [ 1344.744722][ T32] r4:859fa400 [ 1344.744747][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1344.744813][ T32] r5:859fa400 r4:829187f0 [ 1344.744840][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.744888][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.744961][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed329e08 [ 1344.744989][ T32] r4:00000000 [ 1344.745009][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.745053][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.745117][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.745175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858505c0 [ 1344.745207][ T32] r4:00000000 [ 1344.745229][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.745301][ T32] r9:83018205 r8:859fa400 r7:00000000 r6:83018200 r5:00001000 r4:7f3ed000 [ 1344.745407][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.745515][ T32] r5:00001000 r4:dfa67000 [ 1344.745541][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.745584][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.745670][ T32] r5:858e3f8c r4:858e3c00 [ 1344.745716][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.745772][ T32] r7:ddde2d40 r6:83018200 r5:858e3f8c r4:85810f80 [ 1344.745810][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.745885][ T32] r10:61c88647 r9:859fa400 r8:85810fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.745913][ T32] r4:85810f80 [ 1344.745934][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.745983][ T32] r10:00000000 r9:85810f80 r8:8027ed34 r7:ed321e60 r6:85811000 r5:859fa400 [ 1344.746007][ T32] r4:00000001 [ 1344.746036][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.746077][ T32] Exception stack(0xed329fb0 to 0xed329ff8) [ 1344.746107][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.746138][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.746167][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.746201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.746224][ T32] r4:859a2940 [ 1344.746965][ T32] INFO: task kworker/1:565:6866 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.747004][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.747065][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.747108][ T32] Call trace: [ 1344.747162][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.747244][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.747277][ T32] r4:00000000 [ 1344.747319][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.747364][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.747406][ T32] 9d20: db121000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.747441][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.747466][ T32] 9d60: 80070013 ffffffff [ 1344.747498][ T32] r5:80070013 r4:80239bd0 [ 1344.747520][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.747592][ T32] r4:82ac11e4 [ 1344.747616][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.747664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.747687][ T32] r4:eaec9dc0 [ 1344.747707][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.747794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.747846][ T32] r4:00000000 [ 1344.747891][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.747944][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.747966][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.748010][ T32] r5:00001000 r4:ecc4f000 [ 1344.748029][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.748083][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.748153][ T32] r5:85a50b8c r4:85a50800 [ 1344.748197][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.748271][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.748334][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.748388][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.748457][ T32] r4:84879d00 [ 1344.748491][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.748563][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.748611][ T32] r4:00000001 [ 1344.748644][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.748708][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.748744][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.748774][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.748806][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.748845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.748868][ T32] r4:851e4ec0 [ 1344.748890][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.748929][ T32] INFO: task kworker/1:566:6916 blocked for more than 471 seconds. [ 1344.748964][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.748990][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.749012][ T32] task:kworker/1:566 state:D stack:0 pid:6916 tgid:6916 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.749082][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.749171][ T32] Call trace: [ 1344.749474][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1344.749544][ T32] r10:829187f4 r9:ed215d84 r8:00000002 r7:60000113 r6:ed215d8c r5:859fc800 [ 1344.749578][ T32] r4:859fc800 [ 1344.749602][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1344.749645][ T32] r5:859fc800 r4:829187f0 [ 1344.749666][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.749706][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.749774][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed215e08 [ 1344.749801][ T32] r4:00000000 [ 1344.749842][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.749886][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.749923][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.749967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858507c0 [ 1344.749999][ T32] r4:00000000 [ 1344.750022][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.750101][ T32] r9:83018205 r8:859fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f3ef000 [ 1344.750128][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.750175][ T32] r5:00001000 r4:eccfd000 [ 1344.750196][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.750236][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.750280][ T32] r5:847fdf8c r4:847fdc00 [ 1344.750300][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.750346][ T32] r7:ddde2d40 r6:83018200 r5:847fdf8c r4:85811080 [ 1344.750377][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.750454][ T32] r10:61c88647 r9:859fc800 r8:858110ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.750481][ T32] r4:85811080 [ 1344.750506][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.750555][ T32] r10:00000000 r9:85811080 r8:8027ed34 r7:ed329e60 r6:85811100 r5:859fc800 [ 1344.750578][ T32] r4:00000001 [ 1344.750604][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.750662][ T32] Exception stack(0xed215fb0 to 0xed215ff8) [ 1344.750696][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.750858][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.750973][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.751010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.751038][ T32] r4:85850580 [ 1344.751430][ T32] INFO: task kworker/1:566:6916 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.751466][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.751552][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.751595][ T32] Call trace: [ 1344.751647][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.751702][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.751726][ T32] r4:00000000 [ 1344.751762][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.751813][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.751868][ T32] 9d20: db121000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.751904][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.751969][ T32] 9d60: 80070013 ffffffff [ 1344.751997][ T32] r5:80070013 r4:80239bd0 [ 1344.752018][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.752080][ T32] r4:82ac11e4 [ 1344.752204][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.752276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.752305][ T32] r4:eaec9dc0 [ 1344.752327][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.752407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.752445][ T32] r4:00000000 [ 1344.752468][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.752528][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.752586][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.752640][ T32] r5:00001000 r4:ecc4f000 [ 1344.752660][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.752702][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.752746][ T32] r5:85a50b8c r4:85a50800 [ 1344.752788][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.752861][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.752909][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.752963][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.752987][ T32] r4:84879d00 [ 1344.753006][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.753054][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.753100][ T32] r4:00000001 [ 1344.753127][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.753166][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.753194][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.753225][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.753254][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.753286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.753309][ T32] r4:851e4ec0 [ 1344.753330][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.753387][ T32] INFO: task kworker/1:567:6919 blocked for more than 471 seconds. [ 1344.753462][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.753512][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.753537][ T32] task:kworker/1:567 state:D stack:0 pid:6919 tgid:6919 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.753607][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.753710][ T32] Call trace: [ 1344.753872][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1344.753932][ T32] r10:829187f4 r9:ed219d84 r8:00000002 r7:60000013 r6:ed219d8c r5:859fd400 [ 1344.754036][ T32] r4:859fd400 [ 1344.778793][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1344.778902][ T32] r5:859fd400 r4:829187f0 [ 1344.778929][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.779015][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.779075][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed219e08 [ 1344.779118][ T32] r4:00000000 [ 1344.779143][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.779184][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.779257][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.779320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85850a80 [ 1344.779353][ T32] r4:00000000 [ 1344.779374][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.779434][ T32] r9:83018205 r8:859fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f3f3000 [ 1344.779460][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.779516][ T32] r5:00001000 r4:ecfb3000 [ 1344.779559][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.779606][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.779650][ T32] r5:859c038c r4:859c0000 [ 1344.779672][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.779723][ T32] r7:ddde2d40 r6:83018200 r5:859c038c r4:85811180 [ 1344.779746][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.779795][ T32] r10:61c88647 r9:859fd400 r8:858111ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.779819][ T32] r4:85811180 [ 1344.779861][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.779934][ T32] r10:00000000 r9:85811180 r8:8027ed34 r7:ed215e60 r6:85811200 r5:859fd400 [ 1344.779961][ T32] r4:00000001 [ 1344.779982][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.780029][ T32] Exception stack(0xed219fb0 to 0xed219ff8) [ 1344.780063][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.780122][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.780154][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.780195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.780221][ T32] r4:85850680 [ 1344.780988][ T32] INFO: task kworker/1:567:6919 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.781027][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.781121][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.781173][ T32] Call trace: [ 1344.781207][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.781260][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.781285][ T32] r4:00000000 [ 1344.781328][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.781372][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.781404][ T32] 9d20: db6ce000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.781456][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.781572][ T32] 9d60: 80070013 ffffffff [ 1344.781605][ T32] r5:80070013 r4:80239bd0 [ 1344.781626][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.781710][ T32] r4:82ac11e4 [ 1344.781739][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.781809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.781836][ T32] r4:eaec9dc0 [ 1344.781856][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.781902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.781952][ T32] r4:00000000 [ 1344.781976][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.782061][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.782170][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.782239][ T32] r5:00001000 r4:ecc4f000 [ 1344.782265][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.782308][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.782352][ T32] r5:85a50b8c r4:85a50800 [ 1344.782373][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.782443][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.782473][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.782532][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.782559][ T32] r4:84879d00 [ 1344.782579][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.782642][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.782670][ T32] r4:00000001 [ 1344.782746][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.782788][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.782815][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.782846][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.782895][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.782930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.782953][ T32] r4:851e4ec0 [ 1344.782996][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.783050][ T32] INFO: task kworker/1:568:6922 blocked for more than 471 seconds. [ 1344.783150][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.783180][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.783203][ T32] task:kworker/1:568 state:D stack:0 pid:6922 tgid:6922 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.783249][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.783313][ T32] Call trace: [ 1344.783360][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1344.783430][ T32] r10:829187f4 r9:ed221d84 r8:00000002 r7:60000113 r6:ed221d8c r5:859fec00 [ 1344.783458][ T32] r4:859fec00 [ 1344.783479][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1344.783532][ T32] r5:859fec00 r4:829187f0 [ 1344.783566][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.783692][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.783746][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed221e08 [ 1344.783830][ T32] r4:00000000 [ 1344.783860][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.783932][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.783981][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.798272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85850c80 [ 1344.798353][ T32] r4:00000000 [ 1344.798379][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.798450][ T32] r9:83018205 r8:859fec00 r7:00000000 r6:83018200 r5:00001000 r4:7f3f5000 [ 1344.798472][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.798530][ T32] r5:00001000 r4:ecfd1000 [ 1344.798551][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.798615][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.798687][ T32] r5:859c078c r4:859c0400 [ 1344.798733][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.798794][ T32] r7:ddde2d40 r6:83018200 r5:859c078c r4:85811280 [ 1344.798817][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.798867][ T32] r10:61c88647 r9:859fec00 r8:858112ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.798891][ T32] r4:85811280 [ 1344.798931][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.799008][ T32] r10:00000000 r9:85811280 r8:8027ed34 r7:ed219e60 r6:85811300 r5:859fec00 [ 1344.799036][ T32] r4:00000001 [ 1344.799057][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.799123][ T32] Exception stack(0xed221fb0 to 0xed221ff8) [ 1344.799160][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.799243][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.799296][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.799352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.799379][ T32] r4:85850740 [ 1344.800149][ T32] INFO: task kworker/1:568:6922 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.800189][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.800259][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.800329][ T32] Call trace: [ 1344.800367][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.800422][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.800467][ T32] r4:00000000 [ 1344.800506][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.800597][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.800679][ T32] 9d20: dba23000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.800724][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.800773][ T32] 9d60: 80070013 ffffffff [ 1344.800802][ T32] r5:80070013 r4:80239bd0 [ 1344.800844][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.800905][ T32] r4:82ac11e4 [ 1344.800952][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.801097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.801165][ T32] r4:eaec9dc0 [ 1344.801189][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.801236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.801321][ T32] r4:00000000 [ 1344.801346][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.801396][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.801444][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.801501][ T32] r5:00001000 r4:ecc4f000 [ 1344.801522][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.801563][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.801606][ T32] r5:85a50b8c r4:85a50800 [ 1344.801626][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.801674][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.801738][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.801792][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.801815][ T32] r4:84879d00 [ 1344.801835][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.801883][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.801924][ T32] r4:00000001 [ 1344.801948][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.801986][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.802054][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.802130][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.802162][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.802194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.802231][ T32] r4:851e4ec0 [ 1344.802256][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.802286][ T32] INFO: task kworker/1:569:6924 blocked for more than 471 seconds. [ 1344.802340][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.802370][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.802392][ T32] task:kworker/1:569 state:D stack:0 pid:6924 tgid:6924 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.802438][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.802517][ T32] Call trace: [ 1344.802591][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1344.802643][ T32] r10:829187f4 r9:ed225d84 r8:00000002 r7:60000113 r6:ed225d8c r5:859f8000 [ 1344.802668][ T32] r4:859f8000 [ 1344.802690][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1344.802732][ T32] r5:859f8000 r4:829187f0 [ 1344.802752][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.802815][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.802887][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed225e08 [ 1344.802913][ T32] r4:00000000 [ 1344.802933][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.802974][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.803032][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.803081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85850f40 [ 1344.803104][ T32] r4:00000000 [ 1344.803165][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.803219][ T32] r9:83018205 r8:859f8000 r7:00000000 r6:83018200 r5:00001000 r4:7f3f9000 [ 1344.803263][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.803312][ T32] r5:00001000 r4:ed035000 [ 1344.803347][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.803391][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.803456][ T32] r5:859c0b8c r4:859c0800 [ 1344.803528][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.803580][ T32] r7:ddde2d40 r6:83018200 r5:859c0b8c r4:85811380 [ 1344.803602][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.803650][ T32] r10:61c88647 r9:859f8000 r8:858113ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.803688][ T32] r4:85811380 [ 1344.803711][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.803760][ T32] r10:00000000 r9:85811380 r8:8027ed34 r7:ed221e60 r6:85811400 r5:859f8000 [ 1344.803804][ T32] r4:00000001 [ 1344.803828][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.803885][ T32] Exception stack(0xed225fb0 to 0xed225ff8) [ 1344.803917][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.803949][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.804029][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.821614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.821693][ T32] r4:85850c40 [ 1344.822469][ T32] INFO: task kworker/1:569:6924 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.822526][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.822604][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.822715][ T32] Call trace: [ 1344.822758][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.822842][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.822897][ T32] r4:00000000 [ 1344.822922][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.822966][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.823026][ T32] 9d20: dbdec000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.823062][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.823089][ T32] 9d60: 80070013 ffffffff [ 1344.823116][ T32] r5:80070013 r4:80239bd0 [ 1344.823138][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.823237][ T32] r4:82ac11e4 [ 1344.823263][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.823311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.823336][ T32] r4:eaec9dc0 [ 1344.823412][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.823464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.823488][ T32] r4:00000000 [ 1344.823644][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.823701][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.823749][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.823803][ T32] r5:00001000 r4:ecc4f000 [ 1344.823878][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.823983][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.828712][ T32] r5:85a50b8c r4:85a50800 [ 1344.828773][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.828845][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.828868][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.828920][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.828945][ T32] r4:84879d00 [ 1344.828966][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.829026][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.829071][ T32] r4:00000001 [ 1344.829121][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.829165][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.829196][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.829228][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.829271][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.829356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.829408][ T32] r4:851e4ec0 [ 1344.829460][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.829514][ T32] INFO: task kworker/1:570:6927 blocked for more than 471 seconds. [ 1344.829561][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.829606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.829633][ T32] task:kworker/1:570 state:D stack:0 pid:6927 tgid:6927 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.829703][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.829750][ T32] Call trace: [ 1344.829815][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1344.829876][ T32] r10:829187f4 r9:ed229d84 r8:00000002 r7:60000013 r6:ed229d8c r5:859fe000 [ 1344.829901][ T32] r4:859fe000 [ 1344.829923][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1344.829965][ T32] r5:859fe000 r4:829187f0 [ 1344.830009][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.830079][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.830134][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed229e08 [ 1344.830183][ T32] r4:00000000 [ 1344.830256][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.830312][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.830364][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.830436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85850dc0 [ 1344.830464][ T32] r4:00000000 [ 1344.830524][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.830581][ T32] r9:83018205 r8:859fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f3fb000 [ 1344.830610][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.830660][ T32] r5:00001000 r4:ed059000 [ 1344.830683][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.830751][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.830802][ T32] r5:859c0f8c r4:859c0c00 [ 1344.830823][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.830873][ T32] r7:ddde2d40 r6:83018200 r5:859c0f8c r4:85811480 [ 1344.830895][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.830994][ T32] r10:61c88647 r9:859fe000 r8:858114ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.831022][ T32] r4:85811480 [ 1344.831043][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.831091][ T32] r10:00000000 r9:85811480 r8:8027ed34 r7:ed225e60 r6:85811500 r5:859fe000 [ 1344.831138][ T32] r4:00000001 [ 1344.831162][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.831201][ T32] Exception stack(0xed229fb0 to 0xed229ff8) [ 1344.831230][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.831285][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.831341][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.831433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.831485][ T32] r4:85850f00 [ 1344.832308][ T32] INFO: task kworker/1:570:6927 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.832348][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.832449][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.832496][ T32] Call trace: [ 1344.832602][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.832692][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.832721][ T32] r4:00000000 [ 1344.832745][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.832841][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.832895][ T32] 9d20: dbdec000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.832930][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.832981][ T32] 9d60: 80070013 ffffffff [ 1344.833034][ T32] r5:80070013 r4:80239bd0 [ 1344.833067][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.833140][ T32] r4:82ac11e4 [ 1344.833181][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.833231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.833258][ T32] r4:eaec9dc0 [ 1344.833278][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.833324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.833362][ T32] r4:00000000 [ 1344.833387][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.833461][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.833488][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.833540][ T32] r5:00001000 r4:ecc4f000 [ 1344.833561][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.833602][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.833651][ T32] r5:85a50b8c r4:85a50800 [ 1344.833697][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.833755][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.833843][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.833897][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.833990][ T32] r4:84879d00 [ 1344.851361][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.851442][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.851494][ T32] r4:00000001 [ 1344.851524][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.851565][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.851595][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.851627][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.851658][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1344.851742][ T32] r4:851e4ec0 ** 4 printk messages dropped ** [ 1344.851963][ T32] task:kworker/1:571 state:D stack:0 pid:6929 tgid:6929 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.852410][ T32] r5:859fbc00 r4:829187f0 [ 1344.852456][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1344.852694][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.853011][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1344.853690][ T32] r10:61c88647 r9:859fbc00 r8:858115ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1344.860983][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.862164][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1344.862897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 7 printk messages dropped ** [ 1344.863291][ T32] r5:00001000 r4:ecc4f000 ** 5 printk messages dropped ** [ 1344.863557][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1344.876428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.876453][ T32] r4:851e4ec0 [ 1344.876476][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.876522][ T32] INFO: task kworker/1:572:6931 blocked for more than 471 seconds. [ 1344.876598][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.876659][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.876687][ T32] task:kworker/1:572 state:D stack:0 pid:6931 tgid:6931 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.876787][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.876852][ T32] Call trace: [ 1344.876902][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1344.876970][ T32] r10:829187f4 r9:ed22dd84 r8:00000002 r7:60000013 r6:ed22dd8c r5:859e9800 [ 1344.876998][ T32] r4:859e9800 [ 1344.877021][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1344.877066][ T32] r5:859e9800 r4:829187f0 [ 1344.877111][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.877164][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.877215][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed22de08 [ 1344.877288][ T32] r4:00000000 [ 1344.877314][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.877379][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.877430][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.877484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f7040 [ 1344.877513][ T32] r4:00000000 [ 1344.877555][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.877642][ T32] r9:83018205 r8:859e9800 r7:00000000 r6:83018200 r5:00001000 r4:7f3fd000 [ 1344.877671][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.877725][ T32] r5:00001000 r4:ed06f000 [ 1344.877748][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.877846][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.877908][ T32] r5:859c138c r4:859c1000 [ 1344.877930][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.878030][ T32] r7:ddde2d40 r6:83018200 r5:859c138c r4:85811680 [ 1344.878056][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.878107][ T32] r10:61c88647 r9:859e9800 r8:858116ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.878131][ T32] r4:85811680 [ 1344.878152][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.878229][ T32] r10:00000000 r9:85811680 r8:8027ed34 r7:ed2b5e60 r6:85811700 r5:859e9800 [ 1344.878257][ T32] r4:00000001 [ 1344.878277][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.878314][ T32] Exception stack(0xed22dfb0 to 0xed22dff8) [ 1344.878343][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.878375][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.878429][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.878465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.878489][ T32] r4:858f7180 [ 1344.879163][ T32] INFO: task kworker/1:572:6931 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.879205][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.879336][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.879410][ T32] Call trace: [ 1344.879471][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.879534][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.879561][ T32] r4:00000000 [ 1344.879582][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.879634][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.879695][ T32] 9d20: dc582000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.879730][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.879766][ T32] 9d60: 80070013 ffffffff [ 1344.879820][ T32] r5:80070013 r4:80239bd0 [ 1344.879869][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.879939][ T32] r4:82ac11e4 [ 1344.879964][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.880012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.880060][ T32] r4:eaec9dc0 [ 1344.880148][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.880200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.880224][ T32] r4:00000000 [ 1344.880245][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.880317][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.880344][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.880415][ T32] r5:00001000 r4:ecc4f000 [ 1344.880445][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.880487][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.880550][ T32] r5:85a50b8c r4:85a50800 [ 1344.880574][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.880660][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.880697][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.880750][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.880773][ T32] r4:84879d00 [ 1344.880841][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.880894][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.880920][ T32] r4:00000001 [ 1344.880951][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.881020][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.881076][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.881155][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.881194][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.881226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.881274][ T32] r4:851e4ec0 [ 1344.881300][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.881328][ T32] INFO: task kworker/1:573:6933 blocked for more than 471 seconds. [ 1344.881383][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.881411][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.881435][ T32] task:kworker/1:573 state:D stack:0 pid:6933 tgid:6933 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.881577][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.881722][ T32] Call trace: [ 1344.881791][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1344.881850][ T32] r10:829187f4 r9:ed2f1d84 r8:00000002 r7:60000113 r6:ed2f1d8c r5:859ea400 [ 1344.881902][ T32] r4:859ea400 [ 1344.881928][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1344.881973][ T32] r5:859ea400 r4:829187f0 [ 1344.882017][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.882068][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.882116][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2f1e08 [ 1344.882165][ T32] r4:00000000 [ 1344.882191][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.882259][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.882350][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.882400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f7400 [ 1344.882424][ T32] r4:00000000 [ 1344.882445][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.882563][ T32] r9:83018205 r8:859ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f401000 [ 1344.882597][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.882642][ T32] r5:00001000 r4:ed0b1000 [ 1344.882663][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.882703][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.882775][ T32] r5:859c1b8c r4:859c1800 [ 1344.882833][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.882884][ T32] r7:ddde2d40 r6:83018200 r5:859c1b8c r4:85811780 [ 1344.882907][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.882981][ T32] r10:61c88647 r9:859ea400 r8:858117ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.883032][ T32] r4:85811780 [ 1344.883065][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.883116][ T32] r10:00000000 r9:85811780 r8:8027ed34 r7:ed2b5e60 r6:85811800 r5:859ea400 [ 1344.883141][ T32] r4:00000001 [ 1344.883161][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.883222][ T32] Exception stack(0xed2f1fb0 to 0xed2f1ff8) [ 1344.883255][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.883288][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.883345][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.883469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.883496][ T32] r4:858f7140 [ 1344.883776][ T32] INFO: task kworker/1:573:6933 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.883812][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.884032][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.907330][ T32] Call trace: [ 1344.907376][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.907447][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.907475][ T32] r4:00000000 [ 1344.907498][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.907550][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.907609][ T32] 9d20: dcaed000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.907646][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.907674][ T32] 9d60: 80070013 ffffffff [ 1344.907700][ T32] r5:80070013 r4:80239bd0 [ 1344.907745][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.907818][ T32] r4:82ac11e4 [ 1344.907893][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.907944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.907993][ T32] r4:eaec9dc0 [ 1344.908018][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.908075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.908172][ T32] r4:00000000 [ 1344.908197][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.908249][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.908290][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.908348][ T32] r5:00001000 r4:ecc4f000 [ 1344.908370][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.908412][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.908458][ T32] r5:85a50b8c r4:85a50800 [ 1344.908479][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.908548][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.908573][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.908625][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.908745][ T32] r4:84879d00 [ 1344.908820][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.908925][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.908978][ T32] r4:00000001 [ 1344.909002][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1344.909377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 8 printk messages dropped ** [ 1344.910046][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1344.910258][ T32] r5:852e0c00 r4:829187f0 ** 2 printk messages dropped ** [ 1344.910422][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed515e08 ** 6 printk messages dropped ** [ 1344.910806][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1344.911033][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.911079][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.911147][ T32] r5:859c238c r4:859c2000 [ 1344.911171][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.911267][ T32] r7:ddde2d40 r6:83018200 r5:859c238c r4:85811880 [ 1344.911316][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.911370][ T32] r10:61c88647 r9:852e0c00 r8:858118ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.911419][ T32] r4:85811880 [ 1344.911518][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.911572][ T32] r10:00000000 r9:85811880 r8:8027ed34 r7:ed2f1e60 r6:859a6400 r5:852e0c00 [ 1344.911621][ T32] r4:00000001 [ 1344.911652][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.911720][ T32] Exception stack(0xed515fb0 to 0xed515ff8) [ 1344.911753][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.911785][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.911884][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.911919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.911945][ T32] r4:858f7440 [ 1344.912582][ T32] INFO: task kworker/1:574:6935 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.912619][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.912734][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.912780][ T32] Call trace: [ 1344.912836][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.912924][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.912954][ T32] r4:00000000 [ 1344.912976][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.913017][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.913074][ T32] 9d20: dcaed000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.913139][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.913192][ T32] 9d60: 80070013 ffffffff [ 1344.913274][ T32] r5:80070013 r4:80239bd0 [ 1344.913332][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.913402][ T32] r4:82ac11e4 [ 1344.913433][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.913480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.913509][ T32] r4:eaec9dc0 [ 1344.913531][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.913601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.913630][ T32] r4:00000000 [ 1344.913675][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.913728][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.913775][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.913831][ T32] r5:00001000 r4:ecc4f000 [ 1344.913852][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.913893][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.924925][ T32] r5:85a50b8c r4:85a50800 [ 1344.924964][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.925031][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.925054][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.925105][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.925129][ T32] r4:84879d00 [ 1344.925161][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.925241][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.925292][ T32] r4:00000001 [ 1344.925316][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.925355][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.925432][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.925492][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.925530][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.925563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.925587][ T32] r4:851e4ec0 [ 1344.925610][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.925638][ T32] INFO: task kworker/1:575:6937 blocked for more than 471 seconds. [ 1344.925670][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.925696][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.925719][ T32] task:kworker/1:575 state:D stack:0 pid:6937 tgid:6937 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.925907][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.925956][ T32] Call trace: [ 1344.926020][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1344.926075][ T32] r10:829187f4 r9:ed51dd84 r8:00000002 r7:60000013 r6:ed51dd8c r5:852e5400 [ 1344.926101][ T32] r4:852e5400 [ 1344.926122][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1344.926188][ T32] r5:852e5400 r4:829187f0 [ 1344.926221][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.926287][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.926364][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed51de08 [ 1344.926391][ T32] r4:00000000 [ 1344.926413][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.926454][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.926514][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.926567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f7540 [ 1344.926615][ T32] r4:00000000 [ 1344.926639][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.926714][ T32] r9:83018205 r8:852e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f403000 [ 1344.926775][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.926824][ T32] r5:00001000 r4:ed0d9000 [ 1344.926846][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.926889][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.926959][ T32] r5:859c1f8c r4:859c1c00 [ 1344.926983][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.927031][ T32] r7:ddde2d40 r6:83018200 r5:859c1f8c r4:85811900 [ 1344.927093][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.927153][ T32] r10:61c88647 r9:852e5400 r8:8581192c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.927177][ T32] r4:85811900 [ 1344.927198][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.927245][ T32] r10:00000000 r9:85811900 r8:8027ed34 r7:ed515e60 r6:859a6480 r5:852e5400 [ 1344.927269][ T32] r4:00000001 [ 1344.927288][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.927324][ T32] Exception stack(0xed51dfb0 to 0xed51dff8) [ 1344.927376][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.927434][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.927467][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.927506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.927532][ T32] r4:858f7580 [ 1344.928115][ T32] INFO: task kworker/1:575:6937 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.928151][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.928253][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.928356][ T32] Call trace: [ 1344.928443][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.928508][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.928561][ T32] r4:00000000 [ 1344.928587][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.928629][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.928662][ T32] 9d20: dcaed000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.928694][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.928719][ T32] 9d60: 80070013 ffffffff [ 1344.928769][ T32] r5:80070013 r4:80239bd0 [ 1344.928794][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.928838][ T32] r4:82ac11e4 [ 1344.928858][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.928903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.928927][ T32] r4:eaec9dc0 [ 1344.928970][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.929020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.929086][ T32] r4:00000000 [ 1344.929160][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.929215][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.929238][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.929307][ T32] r5:00001000 r4:ecc4f000 [ 1344.929331][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.929372][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.929416][ T32] r5:85a50b8c r4:85a50800 [ 1344.929437][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.929486][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.929515][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.929612][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.929640][ T32] r4:84879d00 [ 1344.929662][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.929710][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.929781][ T32] r4:00000001 [ 1344.929806][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.929868][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.929899][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.929978][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.930010][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.930084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.930142][ T32] r4:851e4ec0 [ 1344.930198][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.930336][ T32] INFO: task kworker/1:576:6938 blocked for more than 471 seconds. [ 1344.930370][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.930395][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.930428][ T32] task:kworker/1:576 state:D stack:0 pid:6938 tgid:6938 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.930538][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.930591][ T32] Call trace: [ 1344.930623][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1344.930756][ T32] r4:852e6000 ** 1 printk messages dropped ** [ 1344.930918][ T32] r5:852e6000 r4:829187f0 [ 1344.930947][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.930988][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1344.931360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f7940 ** 9 printk messages dropped ** [ 1344.931837][ T32] r7:ddde2d40 r6:83018200 r5:859c278c r4:85811980 ** 7 printk messages dropped ** [ 1344.932198][ T32] Exception stack(0xed521fb0 to 0xed521ff8) ** 6 printk messages dropped ** [ 1344.932739][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1344.933609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 7 printk messages dropped ** [ 1344.964358][ T32] r5:00001000 r4:ecc4f000 ** 5 printk messages dropped ** [ 1344.964727][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.965046][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.965337][ T32] task:kworker/1:577 state:D stack:0 pid:6941 tgid:6941 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.965757][ T32] r5:852e6c00 r4:829187f0 [ 1344.965801][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.965847][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.965897][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed245e08 [ 1344.965946][ T32] r4:00000000 [ 1344.965970][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.966040][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.966088][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.966134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f7a40 [ 1344.966158][ T32] r4:00000000 [ 1344.966211][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.966267][ T32] r9:83018205 r8:852e6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f40b000 [ 1344.966312][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.966415][ T32] r5:00001000 r4:ed169000 [ 1344.966460][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.966511][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.966630][ T32] r5:859c2b8c r4:859c2800 [ 1344.966679][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.966742][ T32] r7:ddde2d40 r6:83018200 r5:859c2b8c r4:85811a00 [ 1344.966766][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.966841][ T32] r10:61c88647 r9:852e6c00 r8:85811a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.966871][ T32] r4:85811a00 [ 1344.966891][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.966964][ T32] r10:00000000 r9:85811a00 r8:8027ed34 r7:ed521e60 r6:859a6580 r5:852e6c00 [ 1344.967009][ T32] r4:00000001 [ 1344.967034][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.967073][ T32] Exception stack(0xed245fb0 to 0xed245ff8) [ 1344.967125][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.967161][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.967204][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.967266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.967340][ T32] r4:858f7900 [ 1344.967990][ T32] INFO: task kworker/1:577:6941 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.968053][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.968226][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.968310][ T32] Call trace: [ 1344.968370][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.968423][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.968449][ T32] r4:00000000 [ 1344.968469][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.968513][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.968591][ T32] 9d20: dd1e4000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.968700][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.968792][ T32] 9d60: 80070013 ffffffff [ 1344.968827][ T32] r5:80070013 r4:80239bd0 [ 1344.968850][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.968943][ T32] r4:82ac11e4 [ 1344.968991][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.969055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.969110][ T32] r4:eaec9dc0 [ 1344.969162][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.969212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.969276][ T32] r4:00000000 [ 1344.969348][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.969414][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.969491][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.969566][ T32] r5:00001000 r4:ecc4f000 [ 1344.969591][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.969633][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.969677][ T32] r5:85a50b8c r4:85a50800 [ 1344.969697][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.969758][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.969808][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.969861][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.969910][ T32] r4:84879d00 [ 1344.969933][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.969983][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.970011][ T32] r4:00000001 [ 1344.970034][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.970072][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.970099][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.970141][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1344.970365][ T32] INFO: task kworker/1:578:6944 blocked for more than 471 seconds. ** 5 printk messages dropped ** [ 1344.970856][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1344.971053][ T32] r5:852e3c00 r4:829187f0 [ 1344.971074][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.971132][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1344.971393][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1344.971696][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1344.971982][ T32] r10:61c88647 r9:852e3c00 r8:85811aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.972006][ T32] r4:85811a80 [ 1344.972026][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.972072][ T32] r10:00000000 r9:85811a80 r8:8027ed34 r7:ed245e60 r6:859a6600 r5:852e3c00 [ 1344.972095][ T32] r4:00000001 [ 1344.972114][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.972175][ T32] Exception stack(0xed529fb0 to 0xed529ff8) [ 1344.972232][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.972291][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.972323][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.972364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.972388][ T32] r4:858f79c0 [ 1344.972678][ T32] INFO: task kworker/1:578:6944 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.972764][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.972831][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.972924][ T32] Call trace: [ 1344.972987][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1344.973067][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1344.973120][ T32] r4:00000000 [ 1344.973169][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.973244][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1344.973309][ T32] 9d20: dd1e4000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1344.973391][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1344.973500][ T32] 9d60: 80070013 ffffffff [ 1344.973539][ T32] r5:80070013 r4:80239bd0 [ 1344.973559][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.973602][ T32] r4:82ac11e4 [ 1344.973744][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.973795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1344.973819][ T32] r4:eaec9dc0 [ 1344.973840][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.973884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1344.973908][ T32] r4:00000000 [ 1344.973954][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.996086][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1344.996127][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.996192][ T32] r5:00001000 r4:ecc4f000 [ 1344.996214][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.996280][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.996331][ T32] r5:85a50b8c r4:85a50800 [ 1344.996352][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.996403][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1344.996426][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.996514][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.996555][ T32] r4:84879d00 [ 1344.996578][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.996628][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1344.996651][ T32] r4:00000001 [ 1344.996671][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.996726][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1344.996784][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.996819][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.996906][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.996942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.997012][ T32] r4:851e4ec0 [ 1344.997041][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.997082][ T32] INFO: task kworker/1:579:6946 blocked for more than 471 seconds. [ 1344.997116][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.997143][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.997191][ T32] task:kworker/1:579 state:D stack:0 pid:6946 tgid:6946 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.997250][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.997311][ T32] Call trace: [ 1344.997375][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1344.997541][ T32] r10:829187f4 r9:ed531d84 r8:00000002 r7:60000013 r6:ed531d8c r5:852e2400 [ 1344.997577][ T32] r4:852e2400 [ 1344.997599][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1344.997666][ T32] r5:852e2400 r4:829187f0 [ 1344.997692][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.997864][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.997918][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed531e08 [ 1344.997965][ T32] r4:00000000 [ 1344.997996][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1344.998054][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.998106][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1344.998153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f7b40 [ 1344.998177][ T32] r4:00000000 [ 1344.998205][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1344.998254][ T32] r9:83018205 r8:852e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f40d000 [ 1344.998350][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.998469][ T32] r5:00001000 r4:ed17f000 [ 1344.998534][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1344.998584][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.998634][ T32] r5:859c2f8c r4:859c2c00 [ 1344.998657][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.998706][ T32] r7:ddde2d40 r6:83018200 r5:859c2f8c r4:85811b00 [ 1344.998729][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.998789][ T32] r10:61c88647 r9:852e2400 r8:85811b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.998818][ T32] r4:85811b00 [ 1344.998846][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.998894][ T32] r10:00000000 r9:85811b00 r8:8027ed34 r7:ed529e60 r6:859a6680 r5:852e2400 [ 1344.998918][ T32] r4:00000001 [ 1344.998938][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.998974][ T32] Exception stack(0xed531fb0 to 0xed531ff8) [ 1344.999002][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.999034][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.999092][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.999128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.999166][ T32] r4:858f7ac0 [ 1344.999760][ T32] INFO: task kworker/1:579:6946 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1344.999842][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.999963][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.000011][ T32] Call trace: [ 1345.000094][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1345.000175][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1345.000204][ T32] r4:00000000 [ 1345.000254][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.000305][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1345.000344][ T32] 9d20: dd58b000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1345.000794][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1345.001030][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 9 printk messages dropped ** [ 1345.001442][ T32] r4:84879d00 ** 5 printk messages dropped ** [ 1345.001680][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1345.001880][ T32] INFO: task kworker/1:580:6948 blocked for more than 471 seconds. [ 1345.001960][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.001989][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.002011][ T32] task:kworker/1:580 state:D stack:0 pid:6948 tgid:6948 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.002081][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.002181][ T32] Call trace: [ 1345.002217][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1345.002291][ T32] r10:829187f4 r9:ed539d84 r8:00000002 r7:60000013 r6:ed539d8c r5:852e4800 [ 1345.002318][ T32] r4:852e4800 [ 1345.002340][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1345.002383][ T32] r5:852e4800 r4:829187f0 [ 1345.002426][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.002477][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.002555][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed539e08 [ 1345.002606][ T32] r4:00000000 [ 1345.002664][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1345.002710][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.002748][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.002818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f7c00 [ 1345.002867][ T32] r4:00000000 [ 1345.002897][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.002946][ T32] r9:83018205 r8:852e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f40f000 [ 1345.002993][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.003041][ T32] r5:00001000 r4:ed19f000 [ 1345.003061][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1345.003103][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.003148][ T32] r5:859c338c r4:859c3000 [ 1345.003168][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.003215][ T32] r7:ddde2d40 r6:83018200 r5:859c338c r4:85811b80 [ 1345.003248][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.003300][ T32] r10:61c88647 r9:852e4800 r8:85811bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.003329][ T32] r4:85811b80 [ 1345.003355][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.003403][ T32] r10:00000000 r9:85811b80 r8:8027ed34 r7:ed529e60 r6:859a6700 r5:852e4800 [ 1345.003425][ T32] r4:00000001 [ 1345.003469][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.003514][ T32] Exception stack(0xed539fb0 to 0xed539ff8) [ 1345.003544][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.003577][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.003606][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.003638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.003662][ T32] r4:858f7ac0 [ 1345.026477][ T32] INFO: task kworker/1:580:6948 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1345.026566][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.026653][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.026728][ T32] Call trace: [ 1345.026806][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1345.026867][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1345.026893][ T32] r4:00000000 [ 1345.026930][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.026984][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1345.027019][ T32] 9d20: dd933000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1345.027052][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1345.027080][ T32] 9d60: 80070013 ffffffff ** 3 printk messages dropped ** [ 1345.027365][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1345.028028][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1345.028571][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1345.029149][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.029180][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.029203][ T32] task:kworker/1:581 state:D stack:0 pid:6949 tgid:6949 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.029350][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.029397][ T32] Call trace: [ 1345.029613][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1345.029667][ T32] r10:829187f4 r9:ed53dd84 r8:00000002 r7:60000013 r6:ed53dd8c r5:852e0000 [ 1345.029691][ T32] r4:852e0000 [ 1345.029712][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1345.029755][ T32] r5:852e0000 r4:829187f0 [ 1345.029776][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.029864][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.029919][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed53de08 [ 1345.029969][ T32] r4:00000000 [ 1345.029993][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1345.030033][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.030119][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.030168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f7e00 [ 1345.030193][ T32] r4:00000000 [ 1345.030223][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.030274][ T32] r9:83018205 r8:852e0000 r7:00000000 r6:83018200 r5:00001000 r4:7f411000 ** 5 printk messages dropped ** [ 1345.030545][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1345.031032][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1345.031987][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1345.032610][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1345.032871][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 11 printk messages dropped ** [ 1345.033447][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 7 printk messages dropped ** [ 1345.033846][ T32] r4:851e4ec0 ** 5 printk messages dropped ** [ 1345.057597][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.057872][ T32] r5:8528ec00 r4:829187f0 ** 1 printk messages dropped ** [ 1345.057964][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1345.058461][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1345.058549][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.058594][ T32] r5:00001000 r4:ed23b000 [ 1345.058615][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1345.058657][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.058709][ T32] r5:859c3b8c r4:859c3800 [ 1345.058729][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.058825][ T32] r7:ddde2d40 r6:83018200 r5:859c3b8c r4:85811c80 [ 1345.058851][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.058903][ T32] r10:61c88647 r9:8528ec00 r8:85811cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.058957][ T32] r4:85811c80 [ 1345.058983][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.059034][ T32] r10:00000000 r9:85811c80 r8:8027ed34 r7:ed529e60 r6:859a6800 r5:8528ec00 [ 1345.059057][ T32] r4:00000001 [ 1345.059081][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.059118][ T32] Exception stack(0xed545fb0 to 0xed545ff8) [ 1345.059150][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.059182][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.059211][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.059244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.059326][ T32] r4:858f7d40 [ 1345.059949][ T32] INFO: task kworker/1:582:6951 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1345.060011][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.060096][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.060160][ T32] Call trace: [ 1345.060240][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1345.060294][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1345.060319][ T32] r4:00000000 [ 1345.060383][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.060429][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1345.060482][ T32] 9d20: ddefa000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1345.060522][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1345.060559][ T32] 9d60: 80070013 ffffffff [ 1345.060586][ T32] r5:80070013 r4:80239bd0 [ 1345.060609][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.060653][ T32] r4:82ac11e4 [ 1345.060675][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.060722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1345.060746][ T32] r4:eaec9dc0 [ 1345.060766][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.060810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1345.060834][ T32] r4:00000000 [ 1345.060854][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.060902][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1345.060925][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.060987][ T32] r5:00001000 r4:ecc4f000 [ 1345.061010][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1345.061076][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.061125][ T32] r5:85a50b8c r4:85a50800 [ 1345.061197][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.061251][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1345.061275][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.061323][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.061346][ T32] r4:84879d00 [ 1345.061366][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.061414][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1345.061436][ T32] r4:00000001 [ 1345.061457][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1345.061657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1345.062337][ T32] r5:852e1800 r4:829187f0 [ 1345.062357][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.062396][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.062446][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed54de08 [ 1345.062493][ T32] r4:00000000 [ 1345.062521][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1345.062578][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.062620][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.062664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8481eac0 [ 1345.062687][ T32] r4:00000000 [ 1345.062707][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.062755][ T32] r9:83018205 r8:852e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f415000 [ 1345.062778][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.062823][ T32] r5:00001000 r4:ed249000 [ 1345.062844][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1345.062883][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.062927][ T32] r5:859c3f8c r4:859c3c00 [ 1345.062992][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.063043][ T32] r7:ddde2d40 r6:83018200 r5:859c3f8c r4:85811d00 [ 1345.063065][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.063116][ T32] r10:61c88647 r9:852e1800 r8:85811d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 1 printk messages dropped ** [ 1345.063164][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1345.063464][ T32] r4:858f7f00 ** 4 printk messages dropped ** [ 1345.073828][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1345.074510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 7 printk messages dropped ** [ 1345.074789][ T32] r5:00001000 r4:ecc4f000 ** 5 printk messages dropped ** [ 1345.075055][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1345.075391][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1345.075830][ T32] task:kworker/1:584 state:D stack:0 pid:6955 tgid:6955 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.076148][ T32] r5:858abc00 r4:829187f0 ** 1 printk messages dropped ** [ 1345.076264][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.076319][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed555e08 [ 1345.076344][ T32] r4:00000000 [ 1345.076393][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1345.076438][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.076476][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.076527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85823800 [ 1345.076598][ T32] r4:00000000 [ 1345.076622][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.076671][ T32] r9:83018205 r8:858abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f417000 [ 1345.076693][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.076753][ T32] r5:00001000 r4:ed267000 [ 1345.076802][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1345.076847][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.076893][ T32] r5:859c438c r4:859c4000 [ 1345.077011][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.077063][ T32] r7:ddde2d40 r6:83018200 r5:859c438c r4:85811d80 [ 1345.077086][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.077135][ T32] r10:61c88647 r9:858abc00 r8:85811dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.077158][ T32] r4:85811d80 [ 1345.077179][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.077227][ T32] r10:00000000 r9:85811d80 r8:8027ed34 r7:ed529e60 r6:859a6900 r5:858abc00 [ 1345.077251][ T32] r4:00000001 [ 1345.077271][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1345.077443][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1345.078319][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1345.078908][ T32] r4:eaec9dc0 ** 2 printk messages dropped ** [ 1345.079056][ T32] r4:00000000 [ 1345.079080][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.079138][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1345.079202][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.079253][ T32] r5:00001000 r4:ecc4f000 [ 1345.079274][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1345.079315][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.079360][ T32] r5:85a50b8c r4:85a50800 [ 1345.079380][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.079430][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1345.079451][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.079522][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.079552][ T32] r4:84879d00 [ 1345.079615][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.079669][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1345.079693][ T32] r4:00000001 [ 1345.079713][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.079752][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1345.079780][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.079832][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.079866][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.079898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.079921][ T32] r4:851e4ec0 [ 1345.079965][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.079993][ T32] INFO: task kworker/1:585:6957 blocked for more than 471 seconds. [ 1345.080023][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.080047][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.080084][ T32] task:kworker/1:585 state:D stack:0 pid:6957 tgid:6957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.080134][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.080175][ T32] Call trace: [ 1345.080232][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1345.080307][ T32] r10:829187f4 r9:ed55dd84 r8:00000002 r7:60000113 r6:ed55dd8c r5:859b8c00 [ 1345.080376][ T32] r4:859b8c00 [ 1345.080401][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1345.080445][ T32] r5:859b8c00 r4:829187f0 [ 1345.080466][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.080511][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.080576][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed55de08 [ 1345.080615][ T32] r4:00000000 [ 1345.080639][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1345.080680][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.080718][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.080763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a0fc0 [ 1345.080787][ T32] r4:00000000 [ 1345.080821][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.080873][ T32] r9:83018205 r8:859b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f419000 [ 1345.080895][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.080960][ T32] r5:00001000 r4:ed271000 [ 1345.080984][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1345.081220][ T32] r7:ddde2d40 r6:83018200 r5:859c478c r4:85811e00 ** 8 printk messages dropped ** [ 1345.081642][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.082261][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1345.082610][ T32] r5:80070013 r4:80239bd0 ** 4 printk messages dropped ** [ 1345.082763][ T32] r4:eaec9dc0 ** 6 printk messages dropped ** [ 1345.083034][ T32] r5:00001000 r4:ecc4f000 ** 6 printk messages dropped ** [ 1345.083391][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1345.083833][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.104351][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.104667][ T32] r5:859b8000 r4:829187f0 [ 1345.104704][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.104769][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1345.105319][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1345.106272][ T32] r4:85811e80 ** 6 printk messages dropped ** [ 1345.106714][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.108514][ T32] r4:00000000 [ 1345.108622][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.108717][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1345.108855][ T32] 9d20: de26c000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1345.108972][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1345.109031][ T32] 9d60: 80070013 ffffffff [ 1345.109084][ T32] r5:80070013 r4:80239bd0 [ 1345.109189][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.109289][ T32] r4:82ac11e4 [ 1345.109415][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.109520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1345.109570][ T32] r4:eaec9dc0 [ 1345.109618][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.109710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1345.109806][ T32] r4:00000000 [ 1345.109859][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.109954][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1345.110006][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.110092][ T32] r5:00001000 r4:ecc4f000 [ 1345.110158][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1345.110268][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.110359][ T32] r5:85a50b8c r4:85a50800 [ 1345.110409][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.110510][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1345.110572][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.110671][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.110722][ T32] r4:84879d00 [ 1345.110770][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.110865][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1345.110939][ T32] r4:00000001 [ 1345.110995][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.111094][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1345.111158][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.111235][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.111328][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.111398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.111513][ T32] r4:851e4ec0 [ 1345.111563][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.111630][ T32] INFO: task kworker/1:587:6961 blocked for more than 471 seconds. [ 1345.111692][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.111745][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.111821][ T32] task:kworker/1:587 state:D stack:0 pid:6961 tgid:6961 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.111979][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.112088][ T32] Call trace: [ 1345.112176][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1345.112274][ T32] r10:829187f4 r9:ed56dd84 r8:00000002 r7:60000113 r6:ed56dd8c r5:859b9800 [ 1345.112325][ T32] r4:859b9800 [ 1345.112368][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1345.112455][ T32] r5:859b9800 r4:829187f0 [ 1345.112499][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.112604][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.112696][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed56de08 [ 1345.112772][ T32] r4:00000000 [ 1345.112824][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1345.112904][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.112975][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.113065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85836080 [ 1345.113142][ T32] r4:00000000 [ 1345.113189][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.113283][ T32] r9:83018205 r8:859b9800 r7:00000000 r6:83018200 r5:00001000 r4:7f41d000 [ 1345.113330][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.113428][ T32] r5:00001000 r4:ed2a7000 [ 1345.113474][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.113650][ T32] r5:859c4f8c r4:859c4c00 ** 6 printk messages dropped ** [ 1345.148736][ T32] r10:00000000 r9:85811f00 r8:8027ed34 r7:ed529e60 r6:859a6a80 r5:859b9800 ** 9 printk messages dropped ** [ 1345.150599][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1345.151941][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1345.152339][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 8 printk messages dropped ** [ 1345.153045][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1345.153716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1345.175356][ T32] r10:829187f4 r9:ed575d84 r8:00000002 r7:60000013 r6:ed575d8c r5:859ba400 ** 2 printk messages dropped ** [ 1345.175549][ T32] r5:859ba400 r4:829187f0 ** 3 printk messages dropped ** [ 1345.175851][ T32] r4:00000000 [ 1345.175894][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1345.176000][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.176125][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.176231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85836280 [ 1345.176286][ T32] r4:00000000 [ 1345.176324][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.176440][ T32] r9:83018205 r8:859ba400 r7:00000000 r6:83018200 r5:00001000 r4:7f41f000 [ 1345.176498][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.176614][ T32] r5:00001000 r4:ed2b9000 [ 1345.176659][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1345.176744][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.176832][ T32] r5:859c538c r4:859c5000 [ 1345.176873][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.176972][ T32] r7:ddde2d40 r6:83018200 r5:859c538c r4:85811f80 [ 1345.177022][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.177160][ T32] r10:61c88647 r9:859ba400 r8:85811fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.177220][ T32] r4:85811f80 [ 1345.177260][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.177357][ T32] r10:00000000 r9:85811f80 r8:8027ed34 r7:ed529e60 r6:859a6b00 r5:859ba400 [ 1345.177413][ T32] r4:00000001 [ 1345.177454][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.177541][ T32] Exception stack(0xed575fb0 to 0xed575ff8) [ 1345.177598][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.177665][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.177739][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.177810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.177885][ T32] r4:85836400 [ 1345.179091][ T32] INFO: task kworker/1:588:6963 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1345.179162][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.179287][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.179422][ T32] Call trace: [ 1345.179485][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1345.179603][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1345.179680][ T32] r4:00000000 [ 1345.179729][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.179811][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1345.179875][ T32] 9d20: def55000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1345.179937][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1345.179984][ T32] 9d60: 80070013 ffffffff [ 1345.180039][ T32] r5:80070013 r4:80239bd0 [ 1345.180078][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.180163][ T32] r4:82ac11e4 [ 1345.180209][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.180295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1345.180388][ T32] r4:eaec9dc0 [ 1345.180442][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.180554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1345.180636][ T32] r4:00000000 [ 1345.180715][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.180817][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 1 printk messages dropped ** [ 1345.180955][ T32] r5:00001000 r4:ecc4f000 ** 3 printk messages dropped ** [ 1345.181280][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1345.181620][ T32] r4:84879d00 ** 2 printk messages dropped ** [ 1345.181810][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1345.182125][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1345.182516][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1345.183005][ T32] r10:829187f4 r9:ed57dd84 r8:00000002 r7:60000113 r6:ed57dd8c r5:859bb000 ** 2 printk messages dropped ** [ 1345.183178][ T32] r5:859bb000 r4:829187f0 [ 1345.183240][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1345.183417][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed57de08 ** 5 printk messages dropped ** [ 1345.183893][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.204838][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1345.205905][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.207819][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.208463][ T32] 9d60: 80070013 ffffffff ** 7 printk messages dropped ** [ 1345.209031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 10 printk messages dropped ** [ 1345.209896][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1345.210067][ T32] r4:84879d00 [ 1345.210125][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.210247][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1345.210296][ T32] r4:00000001 [ 1345.210347][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.210436][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1345.210587][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.210656][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.210715][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.210775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.210825][ T32] r4:851e4ec0 [ 1345.210867][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.210935][ T32] INFO: task kworker/1:590:6967 blocked for more than 471 seconds. [ 1345.211004][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.211055][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.211100][ T32] task:kworker/1:590 state:D stack:0 pid:6967 tgid:6967 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.211235][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.211356][ T32] Call trace: [ 1345.211433][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1345.211544][ T32] r10:829187f4 r9:ed585d84 r8:00000002 r7:60000113 r6:ed585d8c r5:859bbc00 [ 1345.211629][ T32] r4:859bbc00 [ 1345.211681][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1345.211766][ T32] r5:859bbc00 r4:829187f0 [ 1345.211812][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.211892][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.212004][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed585e08 [ 1345.212056][ T32] r4:00000000 [ 1345.212120][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1345.212203][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.212282][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.212366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85836540 [ 1345.212470][ T32] r4:00000000 [ 1345.212525][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.212643][ T32] r9:83018205 r8:859bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f423000 [ 1345.212690][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.212779][ T32] r5:00001000 r4:ed2e1000 [ 1345.212847][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1345.212931][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.213021][ T32] r5:859c5b8c r4:859c5800 [ 1345.213086][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.213184][ T32] r7:ddde2d40 r6:83018200 r5:859c5b8c r4:85806080 [ 1345.213239][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.213337][ T32] r10:61c88647 r9:859bbc00 r8:858060ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.213385][ T32] r4:85806080 [ 1345.213442][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.213564][ T32] r10:00000000 r9:85806080 r8:8027ed34 r7:ed57de60 r6:859a6c00 r5:859bbc00 [ 1345.213610][ T32] r4:00000001 [ 1345.213656][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.213721][ T32] Exception stack(0xed585fb0 to 0xed585ff8) [ 1345.213799][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.213871][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.243143][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.243295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.243363][ T32] r4:85836680 [ 1345.244843][ T32] INFO: task kworker/1:590:6967 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1345.244980][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.245122][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.245241][ T32] Call trace: [ 1345.245312][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1345.245422][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1345.245481][ T32] r4:00000000 [ 1345.245530][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.245611][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 5 printk messages dropped ** [ 1345.245970][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1345.246303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 6 printk messages dropped ** [ 1345.246869][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.247585][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.247870][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.248505][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.248994][ T32] r5:859bc800 r4:829187f0 ** 1 printk messages dropped ** [ 1345.249120][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1345.249920][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1345.250708][ T32] Exception stack(0xed58dfb0 to 0xed58dff8) ** 7 printk messages dropped ** [ 1345.252048][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.252141][ T32] Call trace: [ 1345.252207][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1345.252304][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1345.252356][ T32] r4:00000000 [ 1345.252398][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.252478][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1345.252573][ T32] 9d20: df7fd000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1345.252644][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1345.252716][ T32] 9d60: 80070013 ffffffff [ 1345.252782][ T32] r5:80070013 r4:80239bd0 [ 1345.252821][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.252915][ T32] r4:82ac11e4 [ 1345.252959][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.253043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1345.253094][ T32] r4:eaec9dc0 [ 1345.253132][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.253226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1345.253270][ T32] r4:00000000 [ 1345.253315][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.253408][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1345.253449][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.253542][ T32] r5:00001000 r4:ecc4f000 [ 1345.253588][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1345.253671][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.253756][ T32] r5:85a50b8c r4:85a50800 [ 1345.253797][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.253894][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1345.283436][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.283682][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.283743][ T32] r4:84879d00 [ 1345.283791][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.283938][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1345.284334][ T32] r4:00000001 [ 1345.284367][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.284421][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1345.284454][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.284487][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.284586][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.284632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.284678][ T32] r4:851e4ec0 [ 1345.284771][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.284842][ T32] INFO: task kworker/1:592:6971 blocked for more than 471 seconds. [ 1345.284899][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.284952][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.284998][ T32] task:kworker/1:592 state:D stack:0 pid:6971 tgid:6971 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.285107][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.285219][ T32] Call trace: [ 1345.285287][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1345.285387][ T32] r10:829187f4 r9:ed595d84 r8:00000002 r7:60000013 r6:ed595d8c r5:859bec00 [ 1345.285434][ T32] r4:859bec00 [ 1345.285479][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1345.285572][ T32] r5:859bec00 r4:829187f0 [ 1345.285615][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.285721][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1345.285922][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1345.286546][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1345.287275][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1345.289191][ T32] INFO: task kworker/1:592:6971 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 11 printk messages dropped ** [ 1345.290171][ T32] r5:80070013 r4:80239bd0 ** 4 printk messages dropped ** [ 1345.290548][ T32] r4:eaec9dc0 ** 6 printk messages dropped ** [ 1345.291048][ T32] r5:00001000 r4:ecc4f000 ** 5 printk messages dropped ** [ 1345.291448][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1345.292051][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1345.292446][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1345.293213][ T32] r5:859be000 r4:829187f0 [ 1345.293265][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1345.293803][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1345.325120][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.325228][ T32] r5:859c6b8c r4:859c6800 [ 1345.325280][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.325391][ T32] r7:ddde2d40 r6:83018200 r5:859c6b8c r4:85806200 [ 1345.325464][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.325594][ T32] r10:61c88647 r9:859be000 r8:8580622c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.325680][ T32] r4:85806200 [ 1345.325740][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.325846][ T32] r10:00000000 r9:85806200 r8:8027ed34 r7:ed595e60 r6:859a6d80 r5:859be000 [ 1345.325900][ T32] r4:00000001 [ 1345.325951][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.326034][ T32] Exception stack(0xed5adfb0 to 0xed5adff8) [ 1345.326104][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.326167][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.326226][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.326326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.326390][ T32] r4:85836900 [ 1345.327409][ T32] INFO: task kworker/1:593:6974 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1345.327524][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.327712][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.327836][ T32] Call trace: [ 1345.327913][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1345.328029][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1345.328087][ T32] r4:00000000 [ 1345.328138][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.328224][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1345.328297][ T32] 9d20: e04cb000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1345.328442][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1345.328527][ T32] 9d60: 80070013 ffffffff [ 1345.328623][ T32] r5:80070013 r4:80239bd0 [ 1345.328699][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.328805][ T32] r4:82ac11e4 [ 1345.328874][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.328986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1345.329045][ T32] r4:eaec9dc0 [ 1345.329101][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.329205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1345.329262][ T32] r4:00000000 [ 1345.329317][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.329377][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1345.329400][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.329459][ T32] r5:00001000 r4:ecc4f000 [ 1345.329522][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1345.329582][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.329653][ T32] r5:85a50b8c r4:85a50800 [ 1345.329677][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.329728][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1345.329749][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.329828][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.329855][ T32] r4:84879d00 [ 1345.329877][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.329949][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1345.329975][ T32] r4:00000001 [ 1345.330020][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.330061][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1345.330110][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.330144][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.330173][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.330204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.330228][ T32] r4:851e4ec0 [ 1345.330268][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.330307][ T32] INFO: task kworker/1:594:6976 blocked for more than 471 seconds. [ 1345.330346][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.330375][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.330407][ T32] task:kworker/1:594 state:D stack:0 pid:6976 tgid:6976 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.330729][ T32] r5:855d8000 r4:829187f0 [ 1345.330753][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1345.330869][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5c1e08 ** 8 printk messages dropped ** [ 1345.331220][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1345.331637][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1345.332397][ T32] INFO: task kworker/1:594:6976 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 12 printk messages dropped ** [ 1345.333029][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 13 printk messages dropped ** [ 1345.333706][ T32] r5:85a50b8c r4:85a50800 ** 7 printk messages dropped ** [ 1345.344588][ T32] r4:00000001 [ 1345.344620][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.344665][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1345.344698][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.344730][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.344760][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.344815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.344853][ T32] r4:851e4ec0 [ 1345.344880][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.344935][ T32] INFO: task kworker/1:595:6978 blocked for more than 471 seconds. [ 1345.344999][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.345030][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.345055][ T32] task:kworker/1:595 state:D stack:0 pid:6978 tgid:6978 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.345127][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.345179][ T32] Call trace: [ 1345.345216][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1345.345272][ T32] r10:829187f4 r9:ed5c9d84 r8:00000002 r7:60000113 r6:ed5c9d8c r5:855d9800 [ 1345.345308][ T32] r4:855d9800 [ 1345.345335][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1345.345380][ T32] r5:855d9800 r4:829187f0 [ 1345.345402][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.345443][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.345494][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5c9e08 [ 1345.345524][ T32] r4:00000000 [ 1345.345545][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1345.345586][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.345639][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.345689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85836b00 [ 1345.345714][ T32] r4:00000000 [ 1345.345734][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.345785][ T32] r9:83018205 r8:855d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f42f000 [ 1345.345807][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.345851][ T32] r5:00001000 r4:ed5b5000 [ 1345.345871][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1345.345912][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.345957][ T32] r5:859c6f8c r4:859c6c00 [ 1345.345996][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.346050][ T32] r7:ddde2d40 r6:83018200 r5:859c6f8c r4:85806300 [ 1345.346072][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.346121][ T32] r10:61c88647 r9:855d9800 r8:8580632c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.346146][ T32] r4:85806300 [ 1345.346166][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.346214][ T32] r10:00000000 r9:85806300 r8:8027ed34 r7:ed5c1e60 r6:859a6e80 r5:855d9800 [ 1345.346238][ T32] r4:00000001 [ 1345.346258][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.346293][ T32] Exception stack(0xed5c9fb0 to 0xed5c9ff8) [ 1345.346322][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.346354][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.346394][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.346430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.346453][ T32] r4:858369c0 [ 1345.347432][ T32] INFO: task kworker/1:595:6978 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1345.347638][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1345.348899][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1345.349933][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1345.350753][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.350829][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.350898][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.350970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.351141][ T32] r4:851e4ec0 [ 1345.351214][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.351279][ T32] INFO: task kworker/1:596:6980 blocked for more than 471 seconds. [ 1345.351355][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.351416][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.351472][ T32] task:kworker/1:596 state:D stack:0 pid:6980 tgid:6980 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.351622][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1345.351947][ T32] r4:855db000 ** 1 printk messages dropped ** [ 1345.352071][ T32] r5:855db000 r4:829187f0 [ 1345.352158][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1345.352321][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1345.352690][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1345.353267][ T32] r4:85806380 ** 6 printk messages dropped ** [ 1345.353632][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1345.393113][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1345.393911][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1345.402900][ T32] r4:eaec9dc0 ** 2 printk messages dropped ** [ 1345.403195][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.403516][ T32] r5:00001000 r4:ecc4f000 ** 4 printk messages dropped ** [ 1345.404439][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 8 printk messages dropped ** [ 1345.405178][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.405827][ T32] task:kworker/1:597 state:D stack:0 pid:6981 tgid:6981 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.406687][ T32] r5:855d8c00 r4:829187f0 ** 3 printk messages dropped ** [ 1345.406995][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1345.407633][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1345.408352][ T32] r10:61c88647 r9:855d8c00 r8:8580642c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 1 printk messages dropped ** [ 1345.408454][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.408603][ T32] r10:00000000 r9:85806400 r8:8027ed34 r7:ed5d9e60 r6:859a6f80 r5:855d8c00 [ 1345.408665][ T32] r4:00000001 [ 1345.408733][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.408829][ T32] Exception stack(0xed5ddfb0 to 0xed5ddff8) [ 1345.408897][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.408982][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.409044][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.409108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.409149][ T32] r4:85836b40 [ 1345.410526][ T32] INFO: task kworker/1:597:6981 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1345.410612][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.410766][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.410915][ T32] Call trace: [ 1345.411024][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1345.411148][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1345.411208][ T32] r4:00000000 [ 1345.411260][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.411367][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1345.411446][ T32] 9d20: e0d50000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1345.411524][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1345.411593][ T32] 9d60: 80070013 ffffffff [ 1345.411662][ T32] r5:80070013 r4:80239bd0 [ 1345.411717][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.411818][ T32] r4:82ac11e4 [ 1345.411874][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.411979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1345.412038][ T32] r4:eaec9dc0 [ 1345.412091][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.412194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1345.412270][ T32] r4:00000000 [ 1345.412354][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.412472][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1345.412621][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.412740][ T32] r5:00001000 r4:ecc4f000 [ 1345.412796][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1345.412900][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.413005][ T32] r5:85a50b8c r4:85a50800 [ 1345.413082][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.413223][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1345.413284][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.413397][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.413469][ T32] r4:84879d00 [ 1345.413537][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.413653][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1345.413712][ T32] r4:00000001 [ 1345.413765][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.413880][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1345.414004][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.442745][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.442869][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.442948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.443007][ T32] r4:851e4ec0 [ 1345.443081][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.443154][ T32] INFO: task kworker/1:598:6984 blocked for more than 471 seconds. [ 1345.443237][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.443291][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.443350][ T32] task:kworker/1:598 state:D stack:0 pid:6984 tgid:6984 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.443479][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.443618][ T32] Call trace: [ 1345.443699][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1345.443842][ T32] r10:829187f4 r9:ed5e9d84 r8:00000002 r7:60000013 r6:ed5e9d8c r5:855da400 [ 1345.443945][ T32] r4:855da400 [ 1345.444002][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1345.449168][ T32] r5:855da400 r4:829187f0 [ 1345.449248][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.449412][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.449537][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5e9e08 ** 4 printk messages dropped ** [ 1345.450060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85850180 ** 9 printk messages dropped ** [ 1345.450973][ T32] r7:ddde2d40 r6:83018200 r5:859c7b8c r4:85806480 ** 9 printk messages dropped ** [ 1345.451797][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1345.468780][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1345.469229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1345.469287][ T32] r4:eaec9dc0 [ 1345.469341][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.469450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1345.469509][ T32] r4:00000000 [ 1345.469562][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.469684][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1345.469757][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.469870][ T32] r5:00001000 r4:ecc4f000 [ 1345.469934][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1345.470013][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.470121][ T32] r5:85a50b8c r4:85a50800 [ 1345.470180][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.470295][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1345.470351][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.470459][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.470513][ T32] r4:84879d00 [ 1345.470554][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.470667][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1345.470728][ T32] r4:00000001 [ 1345.470782][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.470872][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1345.470927][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.470985][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1345.471213][ T32] r4:851e4ec0 ** 2 printk messages dropped ** [ 1345.471444][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1345.471728][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.472345][ T32] r5:859ebc00 r4:829187f0 [ 1345.472411][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.472512][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.472680][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed519e08 ** 2 printk messages dropped ** [ 1345.472925][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1345.473795][ T32] r5:859c8f8c r4:859c8c00 ** 5 printk messages dropped ** [ 1345.492825][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1345.500023][ T32] INFO: task kworker/1:599:6986 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 10 printk messages dropped ** [ 1345.501394][ T32] 9d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1345.501866][ T32] r4:eaec9dc0 ** 6 printk messages dropped ** [ 1345.502515][ T32] r5:00001000 r4:ecc4f000 ** 6 printk messages dropped ** [ 1345.503360][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1345.520034][ T32] r4:851e4ec0 ** 5 printk messages dropped ** [ 1345.520441][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.520940][ T32] r5:859ec800 r4:829187f0 [ 1345.520983][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1345.521734][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1345.522528][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1345.523465][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.523539][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.523660][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.523793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.523859][ T32] r4:8581e100 [ 1345.539737][ T32] INFO: task kworker/1:600:6989 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1345.539884][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.540073][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.540197][ T32] Call trace: [ 1345.540303][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1345.540417][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1345.540512][ T32] r4:00000000 [ 1345.540609][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.540711][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1345.540792][ T32] 9d20: e1776000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1345.540864][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1345.540926][ T32] 9d60: 80070013 ffffffff [ 1345.540987][ T32] r5:80070013 r4:80239bd0 [ 1345.541039][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.541137][ T32] r4:82ac11e4 [ 1345.541188][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.541316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1345.541399][ T32] r4:eaec9dc0 [ 1345.541482][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.541639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1345.541722][ T32] r4:00000000 [ 1345.541774][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.541884][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1345.541965][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.542092][ T32] r5:00001000 r4:ecc4f000 [ 1345.542143][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1345.542261][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.542367][ T32] r5:85a50b8c r4:85a50800 [ 1345.542433][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.542574][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1345.542627][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.542737][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.542792][ T32] r4:84879d00 [ 1345.542864][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.542977][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1345.543030][ T32] r4:00000001 [ 1345.543081][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.543192][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1345.543262][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.543330][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.543399][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.543479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.543534][ T32] r4:851e4ec0 [ 1345.543587][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.543648][ T32] INFO: task kworker/1:601:6990 blocked for more than 472 seconds. [ 1345.543722][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.543784][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.543835][ T32] task:kworker/1:601 state:D stack:0 pid:6990 tgid:6990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.564655][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.564918][ T32] Call trace: [ 1345.565005][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1345.565132][ T32] r10:829187f4 r9:ed2c5d84 r8:00000002 r7:60000013 r6:ed2c5d8c r5:859ed400 [ 1345.565193][ T32] r4:859ed400 [ 1345.565243][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1345.565340][ T32] r5:859ed400 r4:829187f0 [ 1345.565389][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.565487][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1345.565862][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1345.566735][ T32] r5:859c878c r4:859c8400 ** 5 printk messages dropped ** [ 1345.567216][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1345.567912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1345.570097][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 7 printk messages dropped ** [ 1345.570775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 8 printk messages dropped ** [ 1345.571549][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1345.572357][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 9 printk messages dropped ** [ 1345.573084][ T32] INFO: task kworker/1:602:6992 blocked for more than 472 seconds. ** 9 printk messages dropped ** [ 1345.573923][ T32] r5:859ee000 r4:829187f0 [ 1345.574018][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1345.602426][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1345.603195][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1345.608610][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1345.610715][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1345.611016][ T32] Call trace: [ 1345.611097][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1345.611240][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1345.611299][ T32] r4:00000000 [ 1345.611375][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.611531][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1345.611608][ T32] 9d20: e1c77000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1345.611681][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1345.611742][ T32] 9d60: 80070013 ffffffff [ 1345.611827][ T32] r5:80070013 r4:80239bd0 [ 1345.611880][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.612000][ T32] r4:82ac11e4 [ 1345.612076][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.612187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1345.612263][ T32] r4:eaec9dc0 [ 1345.612322][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.612424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1345.612518][ T32] r4:00000000 [ 1345.612602][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.612720][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1345.612817][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.612919][ T32] r5:00001000 r4:ecc4f000 [ 1345.612971][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1345.613065][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.613330][ T32] r5:85a50b8c r4:85a50800 [ 1345.613390][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.613506][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1345.613561][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.613672][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.613765][ T32] r4:84879d00 [ 1345.613816][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.636315][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1345.636449][ T32] r4:00000001 [ 1345.636533][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.636673][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1345.636743][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.636815][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.636894][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.636979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.637049][ T32] r4:851e4ec0 [ 1345.637104][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.637190][ T32] INFO: task kworker/1:603:6994 blocked for more than 472 seconds. [ 1345.637270][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.637411][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.637473][ T32] task:kworker/1:603 state:D stack:0 pid:6994 tgid:6994 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.637585][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.637721][ T32] Call trace: [ 1345.637831][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1345.637945][ T32] r10:829187f4 r9:ed5f5d84 r8:00000002 r7:60000113 r6:ed5f5d8c r5:859eb000 [ 1345.638003][ T32] r4:859eb000 [ 1345.638053][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1345.638153][ T32] r5:859eb000 r4:829187f0 [ 1345.638205][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.638306][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.638435][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5f5e08 [ 1345.638495][ T32] r4:00000000 [ 1345.638547][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1345.638842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581e780 ** 8 printk messages dropped ** [ 1345.639598][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1345.640641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1345.642770][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 8 printk messages dropped ** [ 1345.643629][ T32] r4:eaec9dc0 ** 4 printk messages dropped ** [ 1345.669336][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 8 printk messages dropped ** [ 1345.670227][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1345.671049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1345.672040][ T32] r10:829187f4 r9:ed5fdd84 r8:00000002 r7:60000113 r6:ed5fdd8c r5:859e8c00 ** 2 printk messages dropped ** [ 1345.672239][ T32] r5:859e8c00 r4:829187f0 ** 3 printk messages dropped ** [ 1345.672573][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.673116][ T32] r9:83018205 r8:859e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f4b5000 ** 8 printk messages dropped ** [ 1345.684512][ T32] r10:61c88647 r9:859e8c00 r8:85806a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1345.685565][ T32] r4:8581e6c0 ** 2 printk messages dropped ** [ 1345.687192][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1345.687670][ T32] r4:00000000 [ 1345.687766][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.687857][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1345.687931][ T32] 9d20: e20d4000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1345.688001][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1345.688060][ T32] 9d60: 80070013 ffffffff [ 1345.688124][ T32] r5:80070013 r4:80239bd0 [ 1345.688178][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.688312][ T32] r4:82ac11e4 [ 1345.688372][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.688483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1345.688552][ T32] r4:eaec9dc0 [ 1345.688670][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.688801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1345.688886][ T32] r4:00000000 [ 1345.689027][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.689139][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1345.689192][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.689290][ T32] r5:00001000 r4:ecc4f000 [ 1345.689341][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1345.689437][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.689538][ T32] r5:85a50b8c r4:85a50800 [ 1345.689588][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.689696][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1345.689799][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.690005][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.690065][ T32] r4:84879d00 [ 1345.690115][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.690222][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1345.690297][ T32] r4:00000001 [ 1345.690347][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.690433][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1345.690605][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.690678][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.690746][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.691026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.691085][ T32] r4:851e4ec0 [ 1345.691137][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.691199][ T32] INFO: task kworker/1:605:6999 blocked for more than 472 seconds. [ 1345.691295][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.691353][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.691403][ T32] task:kworker/1:605 state:D stack:0 pid:6999 tgid:6999 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.691578][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.691708][ T32] Call trace: [ 1345.691880][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1345.691989][ T32] r10:829187f4 r9:ed5f9d84 r8:00000002 r7:60000013 r6:ed5f9d8c r5:84a70000 [ 1345.692046][ T32] r4:84a70000 [ 1345.692098][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1345.692193][ T32] r5:84a70000 r4:829187f0 [ 1345.692244][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1345.692451][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5f9e08 ** 8 printk messages dropped ** [ 1345.693169][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1345.719028][ T32] r4:85806b00 ** 6 printk messages dropped ** [ 1345.719680][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.721815][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 11 printk messages dropped ** [ 1345.722713][ T32] r4:eaec9dc0 ** 2 printk messages dropped ** [ 1345.722962][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.723585][ T32] r5:85a50b8c r4:85a50800 ** 5 printk messages dropped ** [ 1345.744853][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1345.745653][ T32] r4:851e4ec0 ** 3 printk messages dropped ** [ 1345.745924][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1345.746641][ T32] r5:84a71800 r4:829187f0 [ 1345.746691][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1345.746948][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.747532][ T32] r9:83018205 r8:84a71800 r7:00000000 r6:83018200 r5:00001000 r4:7f4bb000 ** 6 printk messages dropped ** [ 1345.748237][ T32] r7:ddde2d40 r6:83018200 r5:859ca38c r4:85806c00 ** 8 printk messages dropped ** [ 1345.748915][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1345.750682][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.750878][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.750984][ T32] Call trace: [ 1345.751059][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1345.751172][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1345.751230][ T32] r4:00000000 [ 1345.751353][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.751487][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1345.751565][ T32] 9d20: e2682000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1345.751639][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1345.751700][ T32] 9d60: 80070013 ffffffff [ 1345.751763][ T32] r5:80070013 r4:80239bd0 [ 1345.751814][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.751911][ T32] r4:82ac11e4 [ 1345.751963][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.752063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1345.752119][ T32] r4:eaec9dc0 [ 1345.752168][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.752305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1345.752364][ T32] r4:00000000 [ 1345.752414][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.752526][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1345.752595][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.752694][ T32] r5:00001000 r4:ecc4f000 [ 1345.752746][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1345.752835][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.752931][ T32] r5:85a50b8c r4:85a50800 [ 1345.753004][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.753141][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1345.753404][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.753520][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.753579][ T32] r4:84879d00 [ 1345.753629][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.753738][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1345.753883][ T32] r4:00000001 [ 1345.774831][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.774973][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1345.775052][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.775126][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.775196][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.775295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.775374][ T32] r4:851e4ec0 [ 1345.775441][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.775510][ T32] INFO: task kworker/1:607:7002 blocked for more than 472 seconds. [ 1345.775584][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.775652][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.775722][ T32] task:kworker/1:607 state:D stack:0 pid:7002 tgid:7002 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.775845][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.775976][ T32] Call trace: [ 1345.776068][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1345.776179][ T32] r10:829187f4 r9:ed605d84 r8:00000002 r7:60000013 r6:ed605d8c r5:84a72400 [ 1345.776236][ T32] r4:84a72400 [ 1345.776312][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1345.776433][ T32] r5:84a72400 r4:829187f0 [ 1345.776488][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.776607][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.776718][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed605e08 [ 1345.776815][ T32] r4:00000000 [ 1345.776899][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1345.776995][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.777089][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.777186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581ec40 [ 1345.777241][ T32] r4:00000000 [ 1345.777295][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.777402][ T32] r9:83018205 r8:84a72400 r7:00000000 r6:83018200 r5:00001000 r4:7f4b9000 [ 1345.777463][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.777563][ T32] r5:00001000 r4:ed353000 [ 1345.777614][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1345.777712][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.777868][ T32] r5:859c9f8c r4:859c9c00 [ 1345.777929][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.778080][ T32] r7:ddde2d40 r6:83018200 r5:859c9f8c r4:85806d00 [ 1345.778133][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.778238][ T32] r10:61c88647 r9:84a72400 r8:85806d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.778314][ T32] r4:85806d00 [ 1345.778367][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.778480][ T32] r10:00000000 r9:85806d00 r8:8027ed34 r7:ed601e60 r6:85806d80 r5:84a72400 [ 1345.778538][ T32] r4:00000001 [ 1345.778589][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.778698][ T32] Exception stack(0xed605fb0 to 0xed605ff8) [ 1345.778765][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.778837][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.778902][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.778975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.779056][ T32] r4:8581eb80 [ 1345.780297][ T32] INFO: task kworker/1:607:7002 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1345.780372][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.780598][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.780712][ T32] Call trace: [ 1345.780788][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1345.780898][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1345.780956][ T32] r4:00000000 [ 1345.781007][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.781094][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1345.781165][ T32] 9d20: e2821000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1345.781268][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1345.781353][ T32] 9d60: 80070013 ffffffff [ 1345.781425][ T32] r5:80070013 r4:80239bd0 [ 1345.781507][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.781602][ T32] r4:82ac11e4 [ 1345.781666][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.781777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1345.781835][ T32] r4:eaec9dc0 [ 1345.781901][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.782004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1345.782059][ T32] r4:00000000 [ 1345.782107][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.782219][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1345.782278][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.782375][ T32] r5:00001000 r4:ecc4f000 [ 1345.782435][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1345.782526][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.782622][ T32] r5:85a50b8c r4:85a50800 [ 1345.782671][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.782778][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1345.782828][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.782931][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.782982][ T32] r4:84879d00 [ 1345.783029][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.783153][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1345.783284][ T32] r4:00000001 [ 1345.783338][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.783493][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1345.783560][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.783633][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.783727][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1345.804359][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1345.805280][ T32] r4:84a73c00 ** 1 printk messages dropped ** [ 1345.805457][ T32] r5:84a73c00 r4:829187f0 [ 1345.805510][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.805602][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1345.805766][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.806163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85836ec0 ** 4 printk messages dropped ** [ 1345.806636][ T32] r5:00001000 r4:ed36f000 ** 4 printk messages dropped ** [ 1345.807115][ T32] r7:ddde2d40 r6:83018200 r5:859ca78c r4:85806e00 ** 7 printk messages dropped ** [ 1345.807736][ T32] Exception stack(0xed60dfb0 to 0xed60dff8) ** 4 printk messages dropped ** [ 1345.808183][ T32] r4:8581ef00 ** 3 printk messages dropped ** [ 1345.809816][ T32] Call trace: ** 6 printk messages dropped ** [ 1345.810543][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1345.811078][ T32] r4:eaec9dc0 [ 1345.811235][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.811363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1345.811452][ T32] r4:00000000 [ 1345.811510][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.811616][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1345.811706][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.811831][ T32] r5:00001000 r4:ecc4f000 [ 1345.811919][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1345.812011][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.812111][ T32] r5:85a50b8c r4:85a50800 [ 1345.812162][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.812293][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1345.812346][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.812458][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.812512][ T32] r4:84879d00 [ 1345.812628][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.812738][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1345.812794][ T32] r4:00000001 [ 1345.812846][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.812932][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1345.813175][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.813254][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.813357][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.813435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.813494][ T32] r4:851e4ec0 [ 1345.813571][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.813667][ T32] INFO: task kworker/1:609:7007 blocked for more than 472 seconds. [ 1345.813737][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.813798][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.813850][ T32] task:kworker/1:609 state:D stack:0 pid:7007 tgid:7007 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.844384][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.844662][ T32] Call trace: [ 1345.844800][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1345.844931][ T32] r10:829187f4 r9:ed611d84 r8:00000002 r7:60000113 r6:ed611d8c r5:84a73000 [ 1345.845004][ T32] r4:84a73000 [ 1345.845056][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1345.845178][ T32] r5:84a73000 r4:829187f0 [ 1345.845232][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.845326][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.845443][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed611e08 [ 1345.845501][ T32] r4:00000000 [ 1345.845553][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1345.845642][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.845736][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.845837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8585d040 [ 1345.845902][ T32] r4:00000000 [ 1345.845956][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.846068][ T32] r9:83018205 r8:84a73000 r7:00000000 r6:83018200 r5:00001000 r4:7f4c1000 [ 1345.846180][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.846282][ T32] r5:00001000 r4:ed377000 [ 1345.846335][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1345.846441][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.846545][ T32] r5:859cab8c r4:859ca800 [ 1345.846595][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.846702][ T32] r7:ddde2d40 r6:83018200 r5:859cab8c r4:85806f00 [ 1345.846755][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.846869][ T32] r10:61c88647 r9:84a73000 r8:85806f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.846928][ T32] r4:85806f00 [ 1345.847031][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.847141][ T32] r10:00000000 r9:85806f00 r8:8027ed34 r7:ed60de60 r6:85806f80 r5:84a73000 [ 1345.847220][ T32] r4:00000001 [ 1345.847282][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.847372][ T32] Exception stack(0xed611fb0 to 0xed611ff8) [ 1345.847465][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.847542][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.847616][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.847691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.847752][ T32] r4:8585d080 [ 1345.848985][ T32] INFO: task kworker/1:609:7007 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1345.849067][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.849204][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.849352][ T32] Call trace: [ 1345.849444][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1345.849557][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1345.849612][ T32] r4:00000000 [ 1345.849679][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.849786][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1345.849868][ T32] 9d20: e2d5e000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1345.849943][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1345.850034][ T32] 9d60: 80070013 ffffffff [ 1345.850095][ T32] r5:80070013 r4:80239bd0 [ 1345.850143][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.850237][ T32] r4:82ac11e4 [ 1345.850285][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.850390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1345.850456][ T32] r4:eaec9dc0 [ 1345.850508][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.850613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 9 printk messages dropped ** [ 1345.851501][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 8 printk messages dropped ** [ 1345.852202][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.852886][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1345.853489][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1345.853738][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed609e08 ** 7 printk messages dropped ** [ 1345.879287][ T32] r9:83018205 r8:84a74800 r7:00000000 r6:83018200 r5:00001000 r4:7f4c3000 ** 5 printk messages dropped ** [ 1345.879627][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.879683][ T32] r7:ddde2d40 r6:83018200 r5:859caf8c r4:8595e000 [ 1345.879711][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.879762][ T32] r10:61c88647 r9:84a74800 r8:8595e02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.879785][ T32] r4:8595e000 [ 1345.879806][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.879855][ T32] r10:00000000 r9:8595e000 r8:8027ed34 r7:ed611e60 r6:8595e080 r5:84a74800 [ 1345.879879][ T32] r4:00000001 [ 1345.879899][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.879936][ T32] Exception stack(0xed609fb0 to 0xed609ff8) [ 1345.879967][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.879998][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.880027][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.880060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.880083][ T32] r4:8585d080 [ 1345.880952][ T32] INFO: task kworker/1:610:7009 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1345.881041][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.881115][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.881164][ T32] Call trace: [ 1345.881200][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1345.881258][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1345.881283][ T32] r4:00000000 [ 1345.881304][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.881357][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1345.881394][ T32] 9d20: e30c7000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1345.881428][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1345.881454][ T32] 9d60: 80070013 ffffffff [ 1345.881480][ T32] r5:80070013 r4:80239bd0 [ 1345.881502][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.881546][ T32] r4:82ac11e4 [ 1345.881578][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.881630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1345.881654][ T32] r4:eaec9dc0 [ 1345.881674][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.881734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1345.881759][ T32] r4:00000000 [ 1345.881780][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.881829][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1345.881856][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.881901][ T32] r5:00001000 r4:ecc4f000 [ 1345.881923][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1345.881964][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.882031][ T32] r5:85a50b8c r4:85a50800 [ 1345.882057][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.882108][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1345.882129][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.882178][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.882202][ T32] r4:84879d00 [ 1345.882222][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1345.882295][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1345.882397][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.882690][ T32] task:kworker/1:611 state:D stack:0 pid:7012 tgid:7012 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.882989][ T32] r5:84a75400 r4:829187f0 [ 1345.883009][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.883050][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.883099][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed615e08 [ 1345.883122][ T32] r4:00000000 [ 1345.883143][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1345.883183][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.883220][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.883265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8585d380 [ 1345.883288][ T32] r4:00000000 [ 1345.883354][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.883407][ T32] r9:83018205 r8:84a75400 r7:00000000 r6:83018200 r5:00001000 r4:7f4c5000 [ 1345.883498][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.883596][ T32] r5:00001000 r4:ed389000 [ 1345.883622][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1345.883663][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.883713][ T32] r5:859cb38c r4:859cb000 [ 1345.883735][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.883783][ T32] r7:ddde2d40 r6:83018200 r5:859cb38c r4:8595e100 [ 1345.883804][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.883874][ T32] r10:61c88647 r9:84a75400 r8:8595e12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.896269][ T32] r4:8595e100 [ 1345.896337][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.896405][ T32] r10:00000000 r9:8595e100 r8:8027ed34 r7:ed609e60 r6:8595e180 r5:84a75400 [ 1345.896431][ T32] r4:00000001 [ 1345.896452][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.896491][ T32] Exception stack(0xed615fb0 to 0xed615ff8) [ 1345.896521][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.896596][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.896632][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.896682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.896716][ T32] r4:8585d240 [ 1345.897388][ T32] INFO: task kworker/1:611:7012 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1345.897425][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.897505][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.897571][ T32] Call trace: [ 1345.897619][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1345.897674][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1345.897698][ T32] r4:00000000 [ 1345.897724][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.897765][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1345.897798][ T32] 9d20: e31fe000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1345.897829][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1345.897866][ T32] 9d60: 80070013 ffffffff [ 1345.897897][ T32] r5:80070013 r4:80239bd0 [ 1345.898082][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.898131][ T32] r4:82ac11e4 [ 1345.898152][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.898199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1345.898224][ T32] r4:eaec9dc0 [ 1345.898244][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.898289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1345.898324][ T32] r4:00000000 [ 1345.898349][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.898399][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1345.898422][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1345.898759][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 6 printk messages dropped ** [ 1345.899205][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1345.899467][ T32] INFO: task kworker/1:612:7013 blocked for more than 472 seconds. ** 7 printk messages dropped ** [ 1345.900099][ T32] r4:84a76000 ** 1 printk messages dropped ** [ 1345.900215][ T32] r5:84a76000 r4:829187f0 [ 1345.900249][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.900295][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1345.900397][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.900640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8585d680 ** 8 printk messages dropped ** [ 1345.901016][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1345.901576][ T32] Exception stack(0xed619fb0 to 0xed619ff8) [ 1345.901612][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.901658][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.901690][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.901729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.901779][ T32] r4:8585d300 [ 1345.902099][ T32] INFO: task kworker/1:612:7013 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1345.902227][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.902315][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.902403][ T32] Call trace: [ 1345.902448][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1345.902505][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1345.902530][ T32] r4:00000000 [ 1345.902551][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.902591][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1345.902624][ T32] 9d20: e31fe000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1345.902656][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1345.902682][ T32] 9d60: 80070013 ffffffff [ 1345.902712][ T32] r5:80070013 r4:80239bd0 [ 1345.902744][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.902791][ T32] r4:82ac11e4 [ 1345.902813][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.902860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1345.902884][ T32] r4:eaec9dc0 [ 1345.902906][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.902951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1345.902996][ T32] r4:00000000 [ 1345.903194][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.903261][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1345.903287][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.903334][ T32] r5:00001000 r4:ecc4f000 [ 1345.903355][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1345.903395][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.903439][ T32] r5:85a50b8c r4:85a50800 [ 1345.903461][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.903510][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1345.903656][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.903715][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.903740][ T32] r4:84879d00 [ 1345.903760][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.903810][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1345.903833][ T32] r4:00000001 [ 1345.903854][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.903891][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1345.921095][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.921189][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.921229][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.921288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.921318][ T32] r4:851e4ec0 [ 1345.921342][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.921399][ T32] INFO: task kworker/1:613:7016 blocked for more than 472 seconds. [ 1345.921435][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.921462][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.921485][ T32] task:kworker/1:613 state:D stack:0 pid:7016 tgid:7016 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.921539][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.921593][ T32] Call trace: [ 1345.921626][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1345.921710][ T32] r10:829187f4 r9:ed61dd84 r8:00000002 r7:60000013 r6:ed61dd8c r5:84a76c00 [ 1345.921740][ T32] r4:84a76c00 [ 1345.921771][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1345.921820][ T32] r5:84a76c00 r4:829187f0 [ 1345.921875][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.921920][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.921993][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed61de08 [ 1345.922020][ T32] r4:00000000 [ 1345.922065][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1345.922148][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.922207][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.922257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8585d500 [ 1345.922306][ T32] r4:00000000 [ 1345.922332][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.922382][ T32] r9:83018205 r8:84a76c00 r7:00000000 r6:83018200 r5:00001000 r4:7f4c7000 [ 1345.922429][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.922490][ T32] r5:00001000 r4:ed393000 [ 1345.922515][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1345.922562][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.922610][ T32] r5:859cb78c r4:859cb400 [ 1345.922633][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.922697][ T32] r7:ddde2d40 r6:83018200 r5:859cb78c r4:8595e300 [ 1345.922730][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.922783][ T32] r10:61c88647 r9:84a76c00 r8:8595e32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.922814][ T32] r4:8595e300 [ 1345.922860][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.923073][ T32] r10:00000000 r9:8595e300 r8:8027ed34 r7:ed619e60 r6:8595e380 r5:84a76c00 [ 1345.923130][ T32] r4:00000001 [ 1345.923154][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.923206][ T32] Exception stack(0xed61dfb0 to 0xed61dff8) [ 1345.923237][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.923268][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.923310][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.923375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1345.937197][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.937738][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1345.937894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 7 printk messages dropped ** [ 1345.938206][ T32] r5:85a50b8c r4:85a50800 ** 4 printk messages dropped ** [ 1345.938571][ T32] r4:84879d00 ** 4 printk messages dropped ** [ 1345.938790][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 5 printk messages dropped ** [ 1345.938959][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1345.939758][ T32] r4:84a70c00 ** 1 printk messages dropped ** [ 1345.939828][ T32] r5:84a70c00 r4:829187f0 ** 2 printk messages dropped ** [ 1345.939969][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed621e08 [ 1345.940042][ T32] r4:00000000 [ 1345.940067][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1345.940109][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.940147][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.940192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8585d740 [ 1345.940240][ T32] r4:00000000 [ 1345.940288][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.940340][ T32] r9:83018205 r8:84a70c00 r7:00000000 r6:83018200 r5:00001000 r4:7f4cb000 [ 1345.940362][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.940407][ T32] r5:00001000 r4:ed3b1000 [ 1345.940428][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1345.940470][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.940516][ T32] r5:859cbf8c r4:859cbc00 [ 1345.940578][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.940637][ T32] r7:ddde2d40 r6:83018200 r5:859cbf8c r4:8595e400 [ 1345.940659][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.940714][ T32] r10:61c88647 r9:84a70c00 r8:8595e42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.940739][ T32] r4:8595e400 [ 1345.940758][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.940807][ T32] r10:00000000 r9:8595e400 r8:8027ed34 r7:ed619e60 r6:8595e480 r5:84a70c00 [ 1345.940831][ T32] r4:00000001 [ 1345.940851][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.940912][ T32] Exception stack(0xed621fb0 to 0xed621ff8) [ 1345.940944][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.940979][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.941008][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.941040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.941087][ T32] r4:8585d5c0 [ 1345.941627][ T32] INFO: task kworker/1:614:7018 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 1 printk messages dropped ** [ 1345.941810][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.942118][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 3 printk messages dropped ** [ 1345.942278][ T32] r5:80070013 r4:80239bd0 ** 3 printk messages dropped ** [ 1345.942445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 5 printk messages dropped ** [ 1345.942692][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 14 printk messages dropped ** [ 1345.943287][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 10 printk messages dropped ** [ 1345.943738][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.959544][ T32] r5:85a00000 r4:829187f0 [ 1345.959591][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1345.959830][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 15 printk messages dropped ** [ 1345.960736][ T32] r10:00000000 r9:8595e500 r8:8027ed34 r7:ed621e60 r6:8595e580 r5:85a00000 ** 13 printk messages dropped ** [ 1345.962396][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 13 printk messages dropped ** [ 1345.962874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1345.963030][ T32] r4:00000000 [ 1345.963153][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.963206][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1345.963229][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.963274][ T32] r5:00001000 r4:ecc4f000 [ 1345.963294][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1345.963335][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.963481][ T32] r5:85a50b8c r4:85a50800 [ 1345.963519][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.963572][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1345.963593][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.963641][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.963709][ T32] r4:84879d00 [ 1345.963735][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.963784][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1345.963941][ T32] r4:00000001 [ 1345.977015][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.977086][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1345.977121][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.977155][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.977208][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.977274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.977309][ T32] r4:851e4ec0 [ 1345.977394][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.977427][ T32] INFO: task kworker/1:616:7022 blocked for more than 472 seconds. [ 1345.977484][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.977710][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.977739][ T32] task:kworker/1:616 state:D stack:0 pid:7022 tgid:7022 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.977816][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.977867][ T32] Call trace: [ 1345.977963][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1345.978020][ T32] r10:829187f4 r9:ed62dd84 r8:00000002 r7:60000113 r6:ed62dd8c r5:85a00c00 [ 1345.978231][ T32] r4:85a00c00 [ 1345.978271][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1345.978319][ T32] r5:85a00c00 r4:829187f0 [ 1345.978341][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.978454][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.978508][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed62de08 [ 1345.978534][ T32] r4:00000000 [ 1345.978556][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1345.978596][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.978638][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.978707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8585db00 [ 1345.978767][ T32] r4:00000000 [ 1345.978791][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.978891][ T32] r9:83018205 r8:85a00c00 r7:00000000 r6:83018200 r5:00001000 r4:7f4cf000 [ 1345.978942][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.978991][ T32] r5:00001000 r4:ed3cf000 [ 1345.979014][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1345.979108][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.979159][ T32] r5:85a9478c r4:85a94400 [ 1345.979181][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.979230][ T32] r7:ddde2d40 r6:83018200 r5:85a9478c r4:8595e600 [ 1345.979253][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.979477][ T32] r10:61c88647 r9:85a00c00 r8:8595e62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.979512][ T32] r4:8595e600 [ 1345.979534][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1345.979663][ T32] Exception stack(0xed62dfb0 to 0xed62dff8) ** 6 printk messages dropped ** [ 1345.980466][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1345.981188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 12 printk messages dropped ** [ 1345.981969][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 11 printk messages dropped ** [ 1345.982420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.982449][ T32] r4:851e4ec0 [ 1345.982471][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.982496][ T32] INFO: task kworker/1:617:7023 blocked for more than 472 seconds. [ 1345.982610][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.982647][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.982669][ T32] task:kworker/1:617 state:D stack:0 pid:7023 tgid:7023 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.982732][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.982810][ T32] Call trace: [ 1345.982844][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1345.982894][ T32] r10:829187f4 r9:ed625d84 r8:00000002 r7:60000113 r6:ed625d8c r5:85a01800 [ 1345.982918][ T32] r4:85a01800 [ 1345.982968][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1345.983023][ T32] r5:85a01800 r4:829187f0 [ 1345.983044][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.983087][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.983137][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed625e08 [ 1345.983162][ T32] r4:00000000 [ 1345.983364][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1345.983409][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.983448][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1345.983499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8585dcc0 [ 1345.983523][ T32] r4:00000000 [ 1345.983555][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1345.983606][ T32] r9:83018205 r8:85a01800 r7:00000000 r6:83018200 r5:00001000 r4:7f4d1000 [ 1345.983629][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.983673][ T32] r5:00001000 r4:ed3db000 [ 1345.983695][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1345.983741][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.983787][ T32] r5:85a94b8c r4:85a94800 [ 1345.983808][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.983855][ T32] r7:ddde2d40 r6:83018200 r5:85a94b8c r4:8595e700 [ 1345.983877][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.010526][ T32] r10:61c88647 r9:85a01800 r8:8595e72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1346.010842][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1346.010986][ T32] Exception stack(0xed625fb0 to 0xed625ff8) ** 2 printk messages dropped ** [ 1346.011179][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1346.013147][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1346.021539][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1346.022004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 9 printk messages dropped ** [ 1346.022869][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 8 printk messages dropped ** [ 1346.023476][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.034639][ T32] task:kworker/1:618 state:D stack:0 pid:7026 tgid:7026 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1346.035274][ T32] r5:85a02400 r4:829187f0 ** 2 printk messages dropped ** [ 1346.035525][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed631e08 ** 8 printk messages dropped ** [ 1346.036355][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1346.037277][ T32] r4:8595e800 ** 5 printk messages dropped ** [ 1346.037660][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.039232][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 11 printk messages dropped ** [ 1346.039648][ T32] r4:eaec9dc0 [ 1346.039696][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.039755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1346.039782][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1346.039878][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 ** 6 printk messages dropped ** [ 1346.040222][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1346.040244][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.040294][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.040319][ T32] r4:84879d00 [ 1346.040339][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.040388][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1346.040412][ T32] r4:00000001 [ 1346.040495][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.040549][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1346.040580][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.040612][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.040641][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.040673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.040741][ T32] r4:851e4ec0 [ 1346.040768][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.040801][ T32] INFO: task kworker/1:619:7027 blocked for more than 472 seconds. [ 1346.040835][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.040954][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.041128][ T32] task:kworker/1:619 state:D stack:0 pid:7027 tgid:7027 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.041183][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.041227][ T32] Call trace: [ 1346.041260][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1346.041310][ T32] r10:829187f4 r9:ed635d84 r8:00000002 r7:60000113 r6:ed635d8c r5:85a03000 [ 1346.041333][ T32] r4:85a03000 [ 1346.041354][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1346.041419][ T32] r5:85a03000 r4:829187f0 [ 1346.041523][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.041584][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.041638][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed635e08 [ 1346.041662][ T32] r4:00000000 [ 1346.041684][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1346.041729][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.041780][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.041992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85967fc0 [ 1346.042020][ T32] r4:00000000 [ 1346.042284][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.042337][ T32] r9:83018205 r8:85a03000 r7:00000000 r6:83018200 r5:00001000 r4:7f4d5000 [ 1346.042361][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.042406][ T32] r5:00001000 r4:ed3f9000 ** 1 printk messages dropped ** [ 1346.042488][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1346.042777][ T32] r10:00000000 r9:8595e900 r8:8027ed34 r7:ed631e60 r6:8595e980 r5:85a03000 ** 14 printk messages dropped ** [ 1346.043615][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1346.079668][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) ** 14 printk messages dropped ** [ 1346.080368][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1346.081085][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1346.081515][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1346.081565][ T32] r5:85a03c00 r4:829187f0 ** 1 printk messages dropped ** [ 1346.081741][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1346.082110][ T32] r9:83018205 r8:85a03c00 r7:00000000 r6:83018200 r5:00001000 r4:7f4d7000 [ 1346.082136][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.082180][ T32] r5:00001000 r4:ed40b000 [ 1346.082201][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.082321][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.082371][ T32] r5:85a9578c r4:85a95400 [ 1346.082406][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.082459][ T32] r7:ddde2d40 r6:83018200 r5:85a9578c r4:8595ea00 [ 1346.082504][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.082565][ T32] r10:61c88647 r9:85a03c00 r8:8595ea2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.082589][ T32] r4:8595ea00 [ 1346.082609][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.082656][ T32] r10:00000000 r9:8595ea00 r8:8027ed34 r7:ed635e60 r6:8595ea80 r5:85a03c00 [ 1346.082682][ T32] r4:00000001 [ 1346.082707][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.082762][ T32] Exception stack(0xed639fb0 to 0xed639ff8) [ 1346.082794][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.082826][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.082876][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.082912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.082936][ T32] r4:8585df80 [ 1346.083641][ T32] INFO: task kworker/1:620:7029 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1346.083678][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.093466][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.093572][ T32] Call trace: [ 1346.093650][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1346.093824][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1346.093854][ T32] r4:00000000 [ 1346.093877][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.094513][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1346.094557][ T32] 9d20: e479d000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1346.094591][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1346.094617][ T32] 9d60: 80070013 ffffffff [ 1346.094645][ T32] r5:80070013 r4:80239bd0 [ 1346.094705][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.094764][ T32] r4:82ac11e4 [ 1346.094787][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.094835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1346.094859][ T32] r4:eaec9dc0 [ 1346.094880][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.094947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1346.094974][ T32] r4:00000000 [ 1346.095064][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.095119][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1346.095142][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.095189][ T32] r5:00001000 r4:ecc4f000 [ 1346.095227][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.095328][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.095422][ T32] r5:85a50b8c r4:85a50800 [ 1346.095472][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.095569][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1346.095621][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.095760][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.095830][ T32] r4:84879d00 [ 1346.095908][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.096026][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1346.096081][ T32] r4:00000001 [ 1346.096130][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.096209][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1346.096268][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.096333][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.096436][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.096509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.096583][ T32] r4:851e4ec0 [ 1346.096635][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.096704][ T32] INFO: task kworker/1:621:7031 blocked for more than 472 seconds. [ 1346.096770][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.096824][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.096875][ T32] task:kworker/1:621 state:D stack:0 pid:7031 tgid:7031 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.096985][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.097084][ T32] Call trace: [ 1346.097158][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1346.097266][ T32] r10:829187f4 r9:ed63dd84 r8:00000002 r7:60000013 r6:ed63dd8c r5:85a04800 [ 1346.097315][ T32] r4:85a04800 [ 1346.097365][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1346.097458][ T32] r5:85a04800 r4:829187f0 [ 1346.097509][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.097603][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.097718][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed63de08 [ 1346.097775][ T32] r4:00000000 [ 1346.097828][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1346.097913][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.098004][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.098095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a32240 [ 1346.098165][ T32] r4:00000000 [ 1346.098224][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.098336][ T32] r9:83018205 r8:85a04800 r7:00000000 r6:83018200 r5:00001000 r4:7f4d9000 [ 1346.098392][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1346.098648][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.099111][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.099307][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.100378][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 9 printk messages dropped ** [ 1346.100731][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1346.101083][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.101128][ T32] r5:00001000 r4:ecc4f000 [ 1346.101149][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.101189][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.101235][ T32] r5:85a50b8c r4:85a50800 [ 1346.101255][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.101303][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1346.101324][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.101372][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.101396][ T32] r4:84879d00 [ 1346.101449][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.101505][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1346.101609][ T32] r4:00000001 [ 1346.101634][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.101672][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1346.101704][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.101736][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.101764][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.101796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.101820][ T32] r4:851e4ec0 [ 1346.101841][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.101871][ T32] INFO: task kworker/1:622:7033 blocked for more than 472 seconds. [ 1346.101904][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.101929][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.101950][ T32] task:kworker/1:622 state:D stack:0 pid:7033 tgid:7033 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.102025][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.102077][ T32] Call trace: [ 1346.102108][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1346.102225][ T32] r10:829187f4 r9:ed641d84 r8:00000002 r7:60000113 r6:ed641d8c r5:85a05400 [ 1346.102255][ T32] r4:85a05400 [ 1346.102276][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1346.102320][ T32] r5:85a05400 r4:829187f0 [ 1346.102341][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.102381][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.102431][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed641e08 [ 1346.102502][ T32] r4:00000000 [ 1346.102527][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1346.102590][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.102632][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.102680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a32500 [ 1346.102708][ T32] r4:00000000 [ 1346.102729][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.102800][ T32] r9:83018205 r8:85a05400 r7:00000000 r6:83018200 r5:00001000 r4:7f4dd000 [ 1346.102871][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.102954][ T32] r5:00001000 r4:ed435000 [ 1346.102979][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1346.103129][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1346.103599][ T32] Exception stack(0xed641fb0 to 0xed641ff8) ** 6 printk messages dropped ** [ 1346.125466][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.126651][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1346.126865][ T32] r4:eaec9dc0 ** 7 printk messages dropped ** [ 1346.127431][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.127638][ T32] r5:85a50b8c r4:85a50800 ** 3 printk messages dropped ** [ 1346.127980][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1346.128609][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1346.129373][ T32] Call trace: ** 2 printk messages dropped ** [ 1346.129606][ T32] r4:85a06000 ** 5 printk messages dropped ** [ 1346.130103][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1346.130757][ T32] r5:00001000 r4:ed429000 ** 5 printk messages dropped ** [ 1346.131086][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.131725][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1346.132889][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 10 printk messages dropped ** [ 1346.133583][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1346.161299][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.161355][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.161418][ T32] r5:85a50b8c r4:85a50800 [ 1346.161468][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.161528][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1346.161553][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.161606][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.161632][ T32] r4:84879d00 [ 1346.161654][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.161710][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1346.161734][ T32] r4:00000001 [ 1346.161756][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.161795][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1346.161828][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.161860][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.161889][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.161921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.161969][ T32] r4:851e4ec0 [ 1346.161998][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.162032][ T32] INFO: task kworker/1:624:7037 blocked for more than 472 seconds. [ 1346.162068][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.162095][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.162119][ T32] task:kworker/1:624 state:D stack:0 pid:7037 tgid:7037 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.162181][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.162305][ T32] Call trace: [ 1346.162400][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1346.162458][ T32] r10:829187f4 r9:ed649d84 r8:00000002 r7:60000013 r6:ed649d8c r5:85a06c00 [ 1346.162605][ T32] r4:85a06c00 [ 1346.162631][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1346.162691][ T32] r5:85a06c00 r4:829187f0 [ 1346.162854][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.162962][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.163071][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed649e08 [ 1346.163128][ T32] r4:00000000 [ 1346.163268][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1346.163448][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.163531][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.163580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a326c0 [ 1346.163606][ T32] r4:00000000 [ 1346.163626][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.163715][ T32] r9:83018205 r8:85a06c00 r7:00000000 r6:83018200 r5:00001000 r4:7f4df000 [ 1346.163750][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.163796][ T32] r5:00001000 r4:ed447000 [ 1346.163945][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.178394][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.178481][ T32] r5:85a9678c r4:85a96400 [ 1346.178508][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.178633][ T32] r7:ddde2d40 r6:83018200 r5:85a9678c r4:8595ee00 [ 1346.178661][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.178852][ T32] r10:61c88647 r9:85a06c00 r8:8595ee2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.178888][ T32] r4:8595ee00 [ 1346.178928][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.178983][ T32] r10:00000000 r9:8595ee00 r8:8027ed34 r7:ed641e60 r6:8595ee80 r5:85a06c00 [ 1346.179008][ T32] r4:00000001 [ 1346.179029][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.179176][ T32] Exception stack(0xed649fb0 to 0xed649ff8) [ 1346.179259][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.179295][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.179334][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.179475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.179504][ T32] r4:85a32340 [ 1346.180371][ T32] INFO: task kworker/1:624:7037 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1346.180420][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.180498][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.180590][ T32] Call trace: [ 1346.180657][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1346.180740][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1346.180770][ T32] r4:00000000 [ 1346.180808][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.180854][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1346.180893][ T32] 9d20: e5041000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1346.180926][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1346.180953][ T32] 9d60: 80070013 ffffffff [ 1346.181003][ T32] r5:80070013 r4:80239bd0 [ 1346.181086][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.181160][ T32] r4:82ac11e4 [ 1346.181186][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1346.181553][ T32] r5:00001000 r4:ecc4f000 [ 1346.181579][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.181623][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1346.181737][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 2 printk messages dropped ** [ 1346.181896][ T32] r4:84879d00 [ 1346.181917][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.181966][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1346.181989][ T32] r4:00000001 [ 1346.182010][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.182047][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1346.182075][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.182153][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.182187][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.182219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 5 printk messages dropped ** [ 1346.182467][ T32] task:kworker/1:625 state:D stack:0 pid:7040 tgid:7040 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.183143][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1346.183877][ T32] r10:61c88647 r9:85a08c00 r8:8595ef2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1346.199696][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1346.200922][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.201123][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1346.201761][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.201803][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.201850][ T32] r5:85a50b8c r4:85a50800 ** 1 printk messages dropped ** [ 1346.201922][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 8 printk messages dropped ** [ 1346.202212][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1346.202368][ T32] r4:851e4ec0 [ 1346.202417][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.202479][ T32] INFO: task kworker/1:626:7041 blocked for more than 472 seconds. [ 1346.202518][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.202558][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.202613][ T32] task:kworker/1:626 state:D stack:0 pid:7041 tgid:7041 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.202708][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.202757][ T32] Call trace: [ 1346.202811][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1346.202864][ T32] r10:829187f4 r9:ed655d84 r8:00000002 r7:60000113 r6:ed655d8c r5:85a09800 [ 1346.202890][ T32] r4:85a09800 [ 1346.202911][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1346.202954][ T32] r5:85a09800 r4:829187f0 [ 1346.202975][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.203016][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.203066][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed655e08 [ 1346.203104][ T32] r4:00000000 [ 1346.203205][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1346.203262][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.203313][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.203361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a32780 [ 1346.203386][ T32] r4:00000000 [ 1346.203433][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.203487][ T32] r9:83018205 r8:85a09800 r7:00000000 r6:83018200 r5:00001000 r4:7f4e1000 [ 1346.203509][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.203577][ T32] r5:00001000 r4:ed453000 [ 1346.203601][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.203644][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1346.203708][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1346.219080][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.219782][ T32] 9d60: 80070013 ffffffff ** 11 printk messages dropped ** [ 1346.220222][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1346.220379][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.220519][ T32] r5:85a50b8c r4:85a50800 ** 3 printk messages dropped ** [ 1346.220740][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.220768][ T32] r4:84879d00 [ 1346.220789][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.220840][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1346.220864][ T32] r4:00000001 [ 1346.220896][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.220961][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1346.220993][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.221026][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.221055][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.221111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.221148][ T32] r4:851e4ec0 [ 1346.221172][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.221202][ T32] INFO: task kworker/1:627:7043 blocked for more than 472 seconds. [ 1346.221236][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.221286][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.221320][ T32] task:kworker/1:627 state:D stack:0 pid:7043 tgid:7043 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.221370][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1346.221542][ T32] r4:85a0a400 ** 5 printk messages dropped ** [ 1346.221741][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1346.222087][ T32] r5:00001000 r4:ed465000 ** 7 printk messages dropped ** [ 1346.222553][ T32] r4:85aa0100 ** 8 printk messages dropped ** [ 1346.222905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 15 printk messages dropped ** [ 1346.240237][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1346.240622][ T32] r5:00001000 r4:ecc4f000 [ 1346.240645][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1346.240819][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 11 printk messages dropped ** [ 1346.241380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 14 printk messages dropped ** [ 1346.242373][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1346.242730][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.242788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a32d80 [ 1346.242814][ T32] r4:00000000 [ 1346.242835][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.242983][ T32] r9:83018205 r8:85a0b000 r7:00000000 r6:83018200 r5:00001000 r4:7f4e7000 [ 1346.243011][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.243059][ T32] r5:00001000 r4:ed483000 [ 1346.243187][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.243232][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.243279][ T32] r5:85a9778c r4:85a97400 [ 1346.243300][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.243347][ T32] r7:ddde2d40 r6:83018200 r5:85a9778c r4:85aa0200 [ 1346.243393][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.243452][ T32] r10:61c88647 r9:85a0b000 r8:85aa022c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.243478][ T32] r4:85aa0200 [ 1346.243500][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.243548][ T32] r10:00000000 r9:85aa0200 r8:8027ed34 r7:ed651e60 r6:85aa0280 r5:85a0b000 [ 1346.243572][ T32] r4:00000001 [ 1346.243598][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.243634][ T32] Exception stack(0xed659fb0 to 0xed659ff8) [ 1346.243663][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.243695][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.243723][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.243792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.243822][ T32] r4:85a32b40 [ 1346.258515][ T32] INFO: task kworker/1:628:7045 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1346.258607][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.258757][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.258821][ T32] Call trace: [ 1346.258881][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1346.258949][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 9 printk messages dropped ** [ 1346.259336][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1346.259799][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.259846][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.259893][ T32] r5:85a50b8c r4:85a50800 [ 1346.259940][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.259995][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1346.260042][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.260102][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.260126][ T32] r4:84879d00 [ 1346.260162][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.260263][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1346.260290][ T32] r4:00000001 [ 1346.260311][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.260349][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1346.260378][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.260459][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1346.260951][ T32] task:kworker/1:629 state:D stack:0 pid:7048 tgid:7048 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1346.261595][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1346.262188][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1346.262828][ T32] r10:61c88647 r9:85a0c800 r8:85aa032c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1346.263309][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1346.271540][ T32] 9d20: e5c40000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 ** 14 printk messages dropped ** [ 1346.272491][ T32] r5:00001000 r4:ecc4f000 [ 1346.272554][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.272604][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.272685][ T32] r5:85a50b8c r4:85a50800 [ 1346.272710][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.272761][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1346.272784][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.272834][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.272890][ T32] r4:84879d00 [ 1346.272916][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.273018][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1346.273051][ T32] r4:00000001 [ 1346.273074][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.273112][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1346.273140][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.273172][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.273202][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.273234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.273257][ T32] r4:851e4ec0 [ 1346.273283][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.273363][ T32] INFO: task kworker/1:630:7049 blocked for more than 472 seconds. [ 1346.273536][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.273567][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.273648][ T32] task:kworker/1:630 state:D stack:0 pid:7049 tgid:7049 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.273702][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1346.273962][ T32] r10:829187f4 r9:ed665d84 r8:00000002 r7:60000113 r6:ed665d8c r5:85a0d400 ** 9 printk messages dropped ** [ 1346.291904][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1346.292576][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.292884][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.292913][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.292944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.292968][ T32] r4:85a32e80 [ 1346.293781][ T32] INFO: task kworker/1:630:7049 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1346.293838][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.296844][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.297012][ T32] Call trace: [ 1346.297093][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1346.297207][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1346.297261][ T32] r4:00000000 [ 1346.297360][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.297447][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1346.297487][ T32] 9d20: e5fca000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1346.297532][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1346.297597][ T32] 9d60: 80070013 ffffffff [ 1346.297641][ T32] r5:80070013 r4:80239bd0 [ 1346.297666][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.297737][ T32] r4:82ac11e4 [ 1346.297763][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.297812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1346.297861][ T32] r4:eaec9dc0 [ 1346.297886][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.297942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1346.297967][ T32] r4:00000000 [ 1346.297988][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.298061][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1346.298099][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.298148][ T32] r5:00001000 r4:ecc4f000 [ 1346.298169][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.298213][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.298258][ T32] r5:85a50b8c r4:85a50800 [ 1346.298281][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.298364][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1346.298390][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1346.298778][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 9 printk messages dropped ** [ 1346.299243][ T32] INFO: task kworker/1:631:7051 blocked for more than 472 seconds. ** 9 printk messages dropped ** [ 1346.299690][ T32] r5:85a0ec00 r4:829187f0 ** 12 printk messages dropped ** [ 1346.300439][ T32] r5:00001000 r4:ed4ad000 ** 7 printk messages dropped ** [ 1346.300929][ T32] r4:85aa0500 ** 6 printk messages dropped ** [ 1346.301267][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.302338][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 5 printk messages dropped ** [ 1346.302543][ T32] 9d60: 80070013 ffffffff [ 1346.302568][ T32] r5:80070013 r4:80239bd0 [ 1346.302612][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.302658][ T32] r4:82ac11e4 [ 1346.302680][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.302727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1346.302775][ T32] r4:eaec9dc0 [ 1346.302800][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.302846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1346.302882][ T32] r4:00000000 [ 1346.302907][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.302961][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1346.303010][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.303061][ T32] r5:00001000 r4:ecc4f000 [ 1346.303098][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.303144][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.303188][ T32] r5:85a50b8c r4:85a50800 [ 1346.303330][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.303426][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1346.303462][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.303537][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1346.303945][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.327298][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1346.327475][ T32] r4:85a0e000 ** 4 printk messages dropped ** [ 1346.327650][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed66de08 ** 11 printk messages dropped ** [ 1346.328057][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1346.328404][ T32] r10:00000000 r9:85aa0600 r8:8027ed34 r7:ed669e60 r6:85aa0680 r5:85a0e000 ** 7 printk messages dropped ** [ 1346.328684][ T32] r4:85aa71c0 ** 4 printk messages dropped ** [ 1346.329583][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1346.330116][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1346.330306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 5 printk messages dropped ** [ 1346.330497][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1346.330766][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1346.331118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1346.331447][ T32] Call trace: ** 2 printk messages dropped ** [ 1346.331660][ T32] r4:85a10000 [ 1346.331682][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1346.331725][ T32] r5:85a10000 r4:829187f0 [ 1346.331746][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.331786][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.331848][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed675e08 [ 1346.331947][ T32] r4:00000000 [ 1346.332020][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1346.332065][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.332109][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.332156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa7c80 [ 1346.332197][ T32] r4:00000000 [ 1346.332222][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.332271][ T32] r9:83018205 r8:85a10000 r7:00000000 r6:83018200 r5:00001000 r4:7f4f9000 [ 1346.332294][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.332337][ T32] r5:00001000 r4:ed507000 [ 1346.332358][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.332398][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.332474][ T32] r5:85a2138c r4:85a21000 [ 1346.332499][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.332571][ T32] r7:ddde2d40 r6:83018200 r5:85a2138c r4:85aa0700 [ 1346.332596][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.332647][ T32] r10:61c88647 r9:85a10000 r8:85aa072c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.332672][ T32] r4:85aa0700 [ 1346.332740][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.332795][ T32] r10:00000000 r9:85aa0700 r8:8027ed34 r7:ed66de60 r6:85aa0780 r5:85a10000 [ 1346.332867][ T32] r4:00000001 [ 1346.332891][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.332928][ T32] Exception stack(0xed675fb0 to 0xed675ff8) [ 1346.333038][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.333098][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.333168][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.333330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.333387][ T32] r4:85aa75c0 [ 1346.333728][ T32] INFO: task kworker/1:633:7056 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1346.333766][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.333841][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.333894][ T32] Call trace: [ 1346.354422][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1346.354505][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1346.354531][ T32] r4:00000000 [ 1346.354552][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.354594][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1346.354629][ T32] 9d20: e6771000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1346.354689][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1346.354787][ T32] 9d60: 80070013 ffffffff [ 1346.354818][ T32] r5:80070013 r4:80239bd0 [ 1346.354840][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.354909][ T32] r4:82ac11e4 [ 1346.354935][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1346.355006][ T32] r4:eaec9dc0 ** 6 printk messages dropped ** [ 1346.355281][ T32] r5:00001000 r4:ecc4f000 [ 1346.355304][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.355348][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1346.355493][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 10 printk messages dropped ** [ 1346.356113][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.356773][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.357463][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1346.358383][ T32] r5:00001000 r4:ed4dd000 ** 6 printk messages dropped ** [ 1346.358996][ T32] r10:61c88647 r9:85a10c00 r8:85aa082c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1346.359455][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.360973][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 7 printk messages dropped ** [ 1346.361257][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1346.361442][ T32] r4:eaec9dc0 [ 1346.361468][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.361515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1346.361549][ T32] r4:00000000 [ 1346.361623][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.361676][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1346.361700][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.361746][ T32] r5:00001000 r4:ecc4f000 [ 1346.361767][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.361807][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.361851][ T32] r5:85a50b8c r4:85a50800 [ 1346.361873][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.361921][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1346.361942][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.361991][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.362040][ T32] r4:84879d00 [ 1346.362193][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.362459][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1346.362490][ T32] r4:00000001 [ 1346.362516][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.362568][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1346.362600][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.362633][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.362686][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.362722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.362746][ T32] r4:851e4ec0 [ 1346.362789][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.362820][ T32] INFO: task kworker/1:635:7059 blocked for more than 472 seconds. [ 1346.362852][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.362902][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.362963][ T32] task:kworker/1:635 state:D stack:0 pid:7059 tgid:7059 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.363080][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.363123][ T32] Call trace: [ 1346.363154][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1346.363203][ T32] r10:829187f4 r9:ed679d84 r8:00000002 r7:60000113 r6:ed679d8c r5:85a12400 [ 1346.363228][ T32] r4:85a12400 [ 1346.363297][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1346.363394][ T32] r5:85a12400 r4:829187f0 [ 1346.363493][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.363564][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.363645][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed679e08 [ 1346.363673][ T32] r4:00000000 [ 1346.363695][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1346.363737][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.363803][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.363854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa78c0 [ 1346.363879][ T32] r4:00000000 [ 1346.363952][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.384471][ T32] r9:83018205 r8:85a12400 r7:00000000 r6:83018200 r5:00001000 r4:7f4f5000 [ 1346.384569][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.384723][ T32] r5:00001000 r4:ed4e9000 [ 1346.384777][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.384858][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.384946][ T32] r5:85a20f8c r4:85a20c00 [ 1346.384990][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.385119][ T32] r7:ddde2d40 r6:83018200 r5:85a20f8c r4:85aa0900 [ 1346.385177][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.385279][ T32] r10:61c88647 r9:85a12400 r8:85aa092c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.385344][ T32] r4:85aa0900 [ 1346.385396][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.385507][ T32] r10:00000000 r9:85aa0900 r8:8027ed34 r7:ed675e60 r6:85aa0980 r5:85a12400 [ 1346.385578][ T32] r4:00000001 [ 1346.385635][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.385716][ T32] Exception stack(0xed679fb0 to 0xed679ff8) [ 1346.385786][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.385901][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.385975][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.386042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.386095][ T32] r4:85aa7900 [ 1346.387279][ T32] INFO: task kworker/1:635:7059 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1346.387399][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.387595][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.387706][ T32] Call trace: [ 1346.387771][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1346.388014][ T32] 9d20: e6a41000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 ** 3 printk messages dropped ** [ 1346.388208][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.388256][ T32] r4:82ac11e4 [ 1346.388278][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.388348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1346.388376][ T32] r4:eaec9dc0 [ 1346.388397][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.388450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1346.388504][ T32] r4:00000000 [ 1346.388562][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.388618][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1346.388643][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.388688][ T32] r5:00001000 r4:ecc4f000 [ 1346.388709][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.388773][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.388849][ T32] r5:85a50b8c r4:85a50800 [ 1346.388875][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.388949][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1346.388975][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.389027][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.389109][ T32] r4:84879d00 [ 1346.389141][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.389290][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1346.389342][ T32] r4:00000001 [ 1346.389366][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.389405][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1346.389440][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1346.389503][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1346.389889][ T32] Call trace: ** 6 printk messages dropped ** [ 1346.390377][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1346.391061][ T32] r5:00001000 r4:ed67f000 ** 1 printk messages dropped ** [ 1346.391206][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.391257][ T32] r5:85a2178c r4:85a21400 [ 1346.391277][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.391324][ T32] r7:ddde2d40 r6:83018200 r5:85a2178c r4:85aa0a00 [ 1346.391348][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.391396][ T32] r10:61c88647 r9:85a11800 r8:85aa0a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.391458][ T32] r4:85aa0a00 [ 1346.391484][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.391532][ T32] r10:00000000 r9:85aa0a00 r8:8027ed34 r7:ed675e60 r6:85aa0a80 r5:85a11800 [ 1346.391585][ T32] r4:00000001 [ 1346.391634][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.391689][ T32] Exception stack(0xed67dfb0 to 0xed67dff8) [ 1346.391721][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.391777][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.391835][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.391870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.391894][ T32] r4:85aa7c40 [ 1346.392238][ T32] INFO: task kworker/1:636:7063 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1346.392298][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.392366][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.392444][ T32] Call trace: [ 1346.392476][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1346.392550][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1346.392580][ T32] r4:00000000 [ 1346.392601][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.392641][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1346.392674][ T32] 9d20: e6a41000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1346.392739][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1346.392821][ T32] 9d60: 80070013 ffffffff [ 1346.392852][ T32] r5:80070013 r4:80239bd0 [ 1346.392873][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.392916][ T32] r4:82ac11e4 [ 1346.392937][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.392982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1346.393005][ T32] r4:eaec9dc0 [ 1346.393054][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.393104][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1346.393151][ T32] r4:00000000 [ 1346.393191][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.393301][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1346.393352][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.393409][ T32] r5:00001000 r4:ecc4f000 [ 1346.393494][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.393540][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.393586][ T32] r5:85a50b8c r4:85a50800 [ 1346.393608][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.393679][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1346.393704][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.393754][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.393777][ T32] r4:84879d00 [ 1346.393797][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.393845][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1346.393869][ T32] r4:00000001 [ 1346.393930][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.413630][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1346.413689][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.413763][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.413799][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.413835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.413888][ T32] r4:851e4ec0 [ 1346.414168][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.414208][ T32] INFO: task kworker/1:637:7066 blocked for more than 472 seconds. [ 1346.414263][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.414351][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1346.414626][ T32] Call trace: ** 2 printk messages dropped ** [ 1346.414851][ T32] r4:85a13c00 ** 3 printk messages dropped ** [ 1346.415080][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1346.415335][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1346.415870][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.416111][ T32] r5:85a21b8c r4:85a21800 ** 3 printk messages dropped ** [ 1346.416555][ T32] r10:61c88647 r9:85a13c00 r8:85aa0b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 2 printk messages dropped ** [ 1346.416707][ T32] r10:00000000 r9:85aa0b00 r8:8027ed34 r7:ed67de60 r6:85aa0b80 r5:85a13c00 ** 4 printk messages dropped ** [ 1346.416880][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.416936][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.416972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.416996][ T32] r4:85aa7ec0 [ 1346.417678][ T32] INFO: task kworker/1:637:7066 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1346.417715][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.417859][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.417944][ T32] Call trace: [ 1346.417987][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1346.418042][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1346.418067][ T32] r4:00000000 [ 1346.418088][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.418128][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1346.418160][ T32] 9d20: e6dba000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1346.418214][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1346.418245][ T32] 9d60: 80070013 ffffffff [ 1346.418272][ T32] r5:80070013 r4:80239bd0 [ 1346.418318][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.418377][ T32] r4:82ac11e4 [ 1346.418402][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.418478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1346.418531][ T32] r4:eaec9dc0 [ 1346.418561][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.418609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1346.418632][ T32] r4:00000000 [ 1346.418652][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.418724][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1346.418752][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.418798][ T32] r5:00001000 r4:ecc4f000 [ 1346.418818][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.418883][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.418933][ T32] r5:85a50b8c r4:85a50800 [ 1346.418954][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.419019][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1346.419080][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.419135][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.419158][ T32] r4:84879d00 [ 1346.419179][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.419228][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1346.419251][ T32] r4:00000001 [ 1346.419271][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.419308][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1346.419335][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.419366][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.419418][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.419458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.419494][ T32] r4:851e4ec0 [ 1346.419619][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.419698][ T32] INFO: task kworker/1:638:7067 blocked for more than 472 seconds. [ 1346.419735][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.419835][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.419860][ T32] task:kworker/1:638 state:D stack:0 pid:7067 tgid:7067 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.419980][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.420058][ T32] Call trace: [ 1346.420095][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1346.420169][ T32] r10:829187f4 r9:ed689d84 r8:00000002 r7:60000113 r6:ed689d8c r5:85a14800 [ 1346.420220][ T32] r4:85a14800 [ 1346.420251][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1346.420344][ T32] r5:85a14800 r4:829187f0 [ 1346.420374][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.420466][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.420527][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed689e08 [ 1346.420597][ T32] r4:00000000 [ 1346.420631][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1346.420746][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.420789][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.420834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa31c0 [ 1346.420859][ T32] r4:00000000 [ 1346.420880][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.420928][ T32] r9:83018205 r8:85a14800 r7:00000000 r6:83018200 r5:00001000 r4:7f503000 [ 1346.420963][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.421164][ T32] r5:00001000 r4:ed6a3000 [ 1346.421286][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.421435][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.421487][ T32] r5:85a2238c r4:85a22000 [ 1346.421509][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.421556][ T32] r7:ddde2d40 r6:83018200 r5:85a2238c r4:85aa0c00 [ 1346.421577][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.421626][ T32] r10:61c88647 r9:85a14800 r8:85aa0c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.422038][ T32] r4:85aa0c00 [ 1346.422137][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.422191][ T32] r10:00000000 r9:85aa0c00 r8:8027ed34 r7:ed65de60 r6:85aa0c80 r5:85a14800 [ 1346.422312][ T32] r4:00000001 [ 1346.422336][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.422397][ T32] Exception stack(0xed689fb0 to 0xed689ff8) [ 1346.422428][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.422466][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.422495][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.422527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.422550][ T32] r4:85aa7ec0 [ 1346.422908][ T32] INFO: task kworker/1:638:7067 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1346.422969][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.423030][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.423085][ T32] Call trace: [ 1346.423191][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1346.423293][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1346.423336][ T32] r4:00000000 [ 1346.423388][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.423523][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1346.423626][ T32] 9d20: e6dba000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1346.423689][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1346.423724][ T32] 9d60: 80070013 ffffffff [ 1346.423853][ T32] r5:80070013 r4:80239bd0 [ 1346.423877][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.423930][ T32] r4:82ac11e4 [ 1346.456738][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.456818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1346.456871][ T32] r4:eaec9dc0 [ 1346.456924][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.456978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1346.457031][ T32] r4:00000000 [ 1346.457063][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.457116][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1346.457139][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.457187][ T32] r5:00001000 r4:ecc4f000 [ 1346.457209][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.457250][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.457320][ T32] r5:85a50b8c r4:85a50800 [ 1346.457372][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.457428][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1346.457459][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.457509][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.457533][ T32] r4:84879d00 [ 1346.457569][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.457623][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1346.457671][ T32] r4:00000001 [ 1346.457735][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.457778][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1346.457810][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.457865][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.457899][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.457932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.457956][ T32] r4:851e4ec0 [ 1346.457980][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.458011][ T32] INFO: task kworker/1:639:7070 blocked for more than 472 seconds. [ 1346.458069][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.458107][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.458132][ T32] task:kworker/1:639 state:D stack:0 pid:7070 tgid:7070 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.458190][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.458264][ T32] Call trace: [ 1346.458298][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1346.458350][ T32] r10:829187f4 r9:ed69dd84 r8:00000002 r7:60000013 r6:ed69dd8c r5:85a16000 [ 1346.458373][ T32] r4:85a16000 [ 1346.458394][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1346.458467][ T32] r5:85a16000 r4:829187f0 [ 1346.458561][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.458608][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.458658][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed69de08 [ 1346.458705][ T32] r4:00000000 [ 1346.458770][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1346.458857][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.458924][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.458974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa3000 [ 1346.458998][ T32] r4:00000000 [ 1346.459031][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.459082][ T32] r9:83018205 r8:85a16000 r7:00000000 r6:83018200 r5:00001000 r4:7f501000 [ 1346.459123][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.459195][ T32] r5:00001000 r4:ed699000 [ 1346.459226][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.459304][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.459382][ T32] r5:85a21f8c r4:85a21c00 [ 1346.459412][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.459470][ T32] r7:ddde2d40 r6:83018200 r5:85a21f8c r4:85aa0d00 [ 1346.459513][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.459569][ T32] r10:61c88647 r9:85a16000 r8:85aa0d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.459597][ T32] r4:85aa0d00 [ 1346.459619][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.459692][ T32] r10:00000000 r9:85aa0d00 r8:8027ed34 r7:ed689e60 r6:85aa0d80 r5:85a16000 [ 1346.459745][ T32] r4:00000001 [ 1346.459770][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.459809][ T32] Exception stack(0xed69dfb0 to 0xed69dff8) [ 1346.459837][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.459893][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.459933][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.459992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.460034][ T32] r4:85aa3100 [ 1346.460729][ T32] INFO: task kworker/1:639:7070 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1346.460771][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.460906][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.460972][ T32] Call trace: [ 1346.461056][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1346.461113][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1346.461138][ T32] r4:00000000 [ 1346.461160][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.461229][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1346.461267][ T32] 9d20: e7491000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1346.461332][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1346.461362][ T32] 9d60: 80070013 ffffffff [ 1346.461388][ T32] r5:80070013 r4:80239bd0 [ 1346.461437][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.461515][ T32] r4:82ac11e4 [ 1346.461540][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.461591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1346.461617][ T32] r4:eaec9dc0 [ 1346.461638][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.461684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1346.461756][ T32] r4:00000000 [ 1346.461781][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.461832][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1346.461855][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.461902][ T32] r5:00001000 r4:ecc4f000 [ 1346.461922][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.461962][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.462006][ T32] r5:85a50b8c r4:85a50800 [ 1346.462027][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.462092][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1346.462118][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.462168][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.462207][ T32] r4:84879d00 [ 1346.462285][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.462368][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1346.462411][ T32] r4:00000001 [ 1346.462440][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.462507][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1346.462539][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.462571][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.462633][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.462716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.462746][ T32] r4:851e4ec0 [ 1346.462811][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.462865][ T32] INFO: task kworker/1:640:7073 blocked for more than 472 seconds. [ 1346.462910][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.462937][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.462986][ T32] task:kworker/1:640 state:D stack:0 pid:7073 tgid:7073 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.463052][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.463097][ T32] Call trace: [ 1346.463129][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1346.463178][ T32] r10:829187f4 r9:ed691d84 r8:00000002 r7:60000013 r6:ed691d8c r5:85a16c00 [ 1346.463303][ T32] r4:85a16c00 [ 1346.463372][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1346.463419][ T32] r5:85a16c00 r4:829187f0 [ 1346.463444][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.463484][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.463559][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed691e08 [ 1346.463614][ T32] r4:00000000 [ 1346.463639][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1346.463681][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.463771][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.463821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa3280 [ 1346.463844][ T32] r4:00000000 [ 1346.463864][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.463912][ T32] r9:83018205 r8:85a16c00 r7:00000000 r6:83018200 r5:00001000 r4:7f505000 [ 1346.463950][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.478694][ T32] r5:00001000 r4:ed6a9000 [ 1346.478759][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.478821][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.478867][ T32] r5:85a2278c r4:85a22400 [ 1346.478915][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.478971][ T32] r7:ddde2d40 r6:83018200 r5:85a2278c r4:85aa0e00 [ 1346.478999][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.479063][ T32] r10:61c88647 r9:85a16c00 r8:85aa0e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.479091][ T32] r4:85aa0e00 [ 1346.479135][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.479189][ T32] r10:00000000 r9:85aa0e00 r8:8027ed34 r7:ed689e60 r6:85aa0e80 r5:85a16c00 [ 1346.479216][ T32] r4:00000001 [ 1346.479238][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.479300][ T32] Exception stack(0xed691fb0 to 0xed691ff8) [ 1346.479335][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.479410][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.479454][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.479487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.479511][ T32] r4:85aa3180 [ 1346.480176][ T32] INFO: task kworker/1:640:7073 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1346.480265][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.480376][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.480580][ T32] Call trace: [ 1346.480719][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1346.480779][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1346.480804][ T32] r4:00000000 [ 1346.480844][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.480889][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1346.480949][ T32] 9d20: e7491000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1346.481015][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1346.481044][ T32] 9d60: 80070013 ffffffff [ 1346.481069][ T32] r5:80070013 r4:80239bd0 [ 1346.481114][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.481178][ T32] r4:82ac11e4 [ 1346.481238][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.481288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1346.481359][ T32] r4:eaec9dc0 [ 1346.481414][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.481471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1346.481497][ T32] r4:00000000 [ 1346.481542][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.481621][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1346.481672][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.481727][ T32] r5:00001000 r4:ecc4f000 [ 1346.481749][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.481814][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.481863][ T32] r5:85a50b8c r4:85a50800 [ 1346.481884][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.481958][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1346.482008][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.482061][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.482108][ T32] r4:84879d00 [ 1346.482132][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.482230][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1346.482283][ T32] r4:00000001 [ 1346.482331][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.482372][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1346.482413][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.482453][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.482484][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.482524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.482549][ T32] r4:851e4ec0 [ 1346.482595][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.482643][ T32] INFO: task kworker/1:641:7074 blocked for more than 472 seconds. [ 1346.482679][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.482705][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.482727][ T32] task:kworker/1:641 state:D stack:0 pid:7074 tgid:7074 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.482776][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.482847][ T32] Call trace: ** 2 printk messages dropped ** [ 1346.483059][ T32] r4:85a15400 ** 4 printk messages dropped ** [ 1346.483296][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6ade08 ** 3 printk messages dropped ** [ 1346.483540][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.483595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa3480 [ 1346.483643][ T32] r4:00000000 [ 1346.483674][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.483724][ T32] r9:83018205 r8:85a15400 r7:00000000 r6:83018200 r5:00001000 r4:7f507000 [ 1346.483810][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.483865][ T32] r5:00001000 r4:ed6b7000 [ 1346.483886][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.496803][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.496891][ T32] r5:85a22b8c r4:85a22800 [ 1346.496916][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.496968][ T32] r7:ddde2d40 r6:83018200 r5:85a22b8c r4:85aa0f00 [ 1346.496991][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.497066][ T32] r10:61c88647 r9:85a15400 r8:85aa0f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.497097][ T32] r4:85aa0f00 [ 1346.497119][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.497175][ T32] r10:00000000 r9:85aa0f00 r8:8027ed34 r7:ed691e60 r6:85aa0f80 r5:85a15400 [ 1346.497202][ T32] r4:00000001 [ 1346.497224][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.497264][ T32] Exception stack(0xed6adfb0 to 0xed6adff8) [ 1346.497294][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.497325][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.497402][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.497474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.497514][ T32] r4:85aa3180 [ 1346.498133][ T32] INFO: task kworker/1:641:7074 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1346.498171][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.498288][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.498415][ T32] Call trace: [ 1346.498463][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1346.498542][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1346.498619][ T32] r4:00000000 [ 1346.498644][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.498687][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1346.498719][ T32] 9d20: e79e7000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1346.498751][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1346.498777][ T32] 9d60: 80070013 ffffffff [ 1346.498803][ T32] r5:80070013 r4:80239bd0 [ 1346.498825][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.498869][ T32] r4:82ac11e4 [ 1346.498906][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.498981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1346.499008][ T32] r4:eaec9dc0 [ 1346.499054][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.499104][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1346.499129][ T32] r4:00000000 [ 1346.499150][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.499200][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1346.499223][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.499293][ T32] r5:00001000 r4:ecc4f000 [ 1346.499320][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.499362][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.499407][ T32] r5:85a50b8c r4:85a50800 [ 1346.499429][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.499485][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1346.499506][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.499554][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.499673][ T32] r4:84879d00 [ 1346.499722][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.499776][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 ** 2 printk messages dropped ** [ 1346.499929][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 2 printk messages dropped ** [ 1346.500080][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1346.500306][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1346.500552][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.501019][ T32] r5:855dc800 r4:829187f0 ** 5 printk messages dropped ** [ 1346.501377][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1346.501944][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1346.502361][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.503177][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.503344][ T32] 9d60: 80070013 ffffffff ** 8 printk messages dropped ** [ 1346.503825][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.528048][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.528144][ T32] r5:85a50b8c r4:85a50800 ** 1 printk messages dropped ** [ 1346.528235][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1346.528282][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.528338][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.528373][ T32] r4:84879d00 [ 1346.528398][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.528462][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1346.528526][ T32] r4:00000001 [ 1346.528646][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.528690][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1346.528722][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.528759][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.528791][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.528825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.528850][ T32] r4:851e4ec0 [ 1346.528873][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.528903][ T32] INFO: task kworker/1:643:7079 blocked for more than 473 seconds. [ 1346.528963][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.529018][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.529045][ T32] task:kworker/1:643 state:D stack:0 pid:7079 tgid:7079 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.529141][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.529226][ T32] Call trace: [ 1346.529289][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1346.529346][ T32] r10:829187f4 r9:ed5a1d84 r8:00000002 r7:60000113 r6:ed5a1d8c r5:855dec00 [ 1346.529370][ T32] r4:855dec00 [ 1346.529391][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1346.529464][ T32] r5:855dec00 r4:829187f0 [ 1346.529491][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.529533][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.529607][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5a1e08 [ 1346.529635][ T32] r4:00000000 [ 1346.529703][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1346.529748][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.529814][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.529889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa3700 [ 1346.529916][ T32] r4:00000000 [ 1346.529938][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.530013][ T32] r9:83018205 r8:855dec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1346.530040][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.530110][ T32] r5:00001000 r4:dfc27000 [ 1346.530134][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.530176][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.530221][ T32] r5:85a2338c r4:85a23000 [ 1346.530318][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.530378][ T32] r7:ddde2d40 r6:83018200 r5:85a2338c r4:85aab080 [ 1346.530426][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.530571][ T32] r10:61c88647 r9:855dec00 r8:85aab0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.530601][ T32] r4:85aab080 [ 1346.530622][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.530671][ T32] r10:00000000 r9:85aab080 r8:8027ed34 r7:ed6c5e60 r6:85533080 r5:855dec00 [ 1346.530696][ T32] r4:00000001 [ 1346.530716][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.530752][ T32] Exception stack(0xed5a1fb0 to 0xed5a1ff8) [ 1346.530809][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.530845][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.530875][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.530906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.530930][ T32] r4:85aa3540 [ 1346.531542][ T32] INFO: task kworker/1:643:7079 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1346.531602][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.531692][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.531824][ T32] Call trace: [ 1346.531860][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1346.531920][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1346.531946][ T32] r4:00000000 [ 1346.531966][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.532096][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1346.532158][ T32] 9d20: e7ca5000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1346.532205][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1346.532258][ T32] 9d60: 80070013 ffffffff ** 1 printk messages dropped ** [ 1346.532315][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1346.532913][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.532992][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.533085][ T32] r5:85a50b8c r4:85a50800 [ 1346.533110][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.533160][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1346.533181][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.533230][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.533299][ T32] r4:84879d00 [ 1346.533324][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.533373][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1346.533397][ T32] r4:00000001 [ 1346.533417][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.533459][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1346.533517][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.533556][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.533625][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.533684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.533710][ T32] r4:851e4ec0 [ 1346.533732][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.533780][ T32] INFO: task kworker/1:644:7081 blocked for more than 473 seconds. [ 1346.533813][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.533839][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.533862][ T32] task:kworker/1:644 state:D stack:0 pid:7081 tgid:7081 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.544254][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.544354][ T32] Call trace: [ 1346.544390][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1346.544460][ T32] r10:829187f4 r9:ed5a9d84 r8:00000002 r7:60000013 r6:ed5a9d8c r5:855de000 [ 1346.544487][ T32] r4:855de000 [ 1346.544508][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1346.544572][ T32] r5:855de000 r4:829187f0 [ 1346.544595][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.544645][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.544727][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5a9e08 [ 1346.544765][ T32] r4:00000000 [ 1346.544792][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1346.545244][ T32] r5:00001000 r4:ecf8d000 ** 5 printk messages dropped ** [ 1346.545773][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1346.546582][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1346.548117][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1346.548328][ T32] 9d20: e7e00000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1346.548372][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1346.548424][ T32] 9d60: 80070013 ffffffff [ 1346.548482][ T32] r5:80070013 r4:80239bd0 [ 1346.548507][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.548566][ T32] r4:82ac11e4 [ 1346.548591][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.548639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1346.548666][ T32] r4:eaec9dc0 [ 1346.548713][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.548765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1346.548802][ T32] r4:00000000 [ 1346.548840][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.548893][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1346.548917][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.548985][ T32] r5:00001000 r4:ecc4f000 [ 1346.549011][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.549086][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.549135][ T32] r5:85a50b8c r4:85a50800 [ 1346.549156][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.549205][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1346.549266][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.549320][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.549367][ T32] r4:84879d00 [ 1346.549412][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.549514][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1346.549548][ T32] r4:00000001 [ 1346.549570][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.549632][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1346.549711][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.549779][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.549820][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.549880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.549909][ T32] r4:851e4ec0 [ 1346.549956][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.549992][ T32] INFO: task kworker/1:645:7082 blocked for more than 473 seconds. [ 1346.550054][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.550109][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1346.550414][ T32] r10:829187f4 r9:ed5b9d84 r8:00000002 r7:60000013 r6:ed5b9d8c r5:855dbc00 ** 5 printk messages dropped ** [ 1346.550745][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5b9e08 ** 3 printk messages dropped ** [ 1346.550922][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1346.551185][ T32] r5:00001000 r4:ecfbb000 ** 2 printk messages dropped ** [ 1346.551297][ T32] r5:85a23b8c r4:85a23800 ** 3 printk messages dropped ** [ 1346.551442][ T32] r10:61c88647 r9:855dbc00 r8:85aab1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1346.551656][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1346.551744][ T32] Exception stack(0xed5b9fb0 to 0xed5b9ff8) ** 3 printk messages dropped ** [ 1346.552020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1346.552850][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.553046][ T32] 9d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1346.553313][ T32] r4:eaec9dc0 ** 5 printk messages dropped ** [ 1346.553648][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1346.553843][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1346.584568][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 8 printk messages dropped ** [ 1346.584990][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.585341][ T32] task:kworker/1:646 state:D stack:0 pid:7085 tgid:7085 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1346.586125][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1346.586457][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1346.586571][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.586617][ T32] r5:85a2c78c r4:85a2c400 [ 1346.586640][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.586690][ T32] r7:ddde2d40 r6:83018200 r5:85a2c78c r4:85aab200 [ 1346.586713][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.586798][ T32] r10:61c88647 r9:855dd400 r8:85aab22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.586828][ T32] r4:85aab200 [ 1346.586852][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.586902][ T32] r10:00000000 r9:85aab200 r8:8027ed34 r7:ed5b9e60 r6:85533200 r5:855dd400 [ 1346.586929][ T32] r4:00000001 [ 1346.586976][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.587019][ T32] Exception stack(0xed6d9fb0 to 0xed6d9ff8) [ 1346.587051][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.587084][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.587115][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.587187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.587217][ T32] r4:85aa3900 [ 1346.587934][ T32] INFO: task kworker/1:646:7085 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1346.588012][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.588166][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.588262][ T32] Call trace: [ 1346.588298][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1346.588353][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1346.588380][ T32] r4:00000000 [ 1346.588402][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.588447][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1346.588506][ T32] 9d20: e84c8000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1346.588568][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1346.588601][ T32] 9d60: 80070013 ffffffff [ 1346.588629][ T32] r5:80070013 r4:80239bd0 [ 1346.588653][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.588699][ T32] r4:82ac11e4 [ 1346.588748][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.588801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1346.588827][ T32] r4:eaec9dc0 [ 1346.588849][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.588969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1346.589003][ T32] r4:00000000 [ 1346.589028][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.589079][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1346.589104][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.589151][ T32] r5:00001000 r4:ecc4f000 [ 1346.589175][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.589246][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.589297][ T32] r5:85a50b8c r4:85a50800 [ 1346.589321][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.589401][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1346.589445][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.589573][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.589614][ T32] r4:84879d00 [ 1346.589640][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.589692][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1346.589717][ T32] r4:00000001 [ 1346.589740][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.589779][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1346.589833][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.589869][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.589898][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.589956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.590032][ T32] r4:851e4ec0 [ 1346.590058][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.590100][ T32] INFO: task kworker/1:647:7086 blocked for more than 473 seconds. [ 1346.590167][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.590196][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.590220][ T32] task:kworker/1:647 state:D stack:0 pid:7086 tgid:7086 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.590270][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.590312][ T32] Call trace: [ 1346.590397][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1346.590462][ T32] r10:829187f4 r9:ed6ddd84 r8:00000002 r7:60000013 r6:ed6ddd8c r5:852e3000 [ 1346.590489][ T32] r4:852e3000 [ 1346.590509][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1346.590552][ T32] r5:852e3000 r4:829187f0 [ 1346.590572][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.590624][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.590688][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6dde08 [ 1346.590726][ T32] r4:00000000 [ 1346.590757][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1346.590799][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.590836][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.590904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa3ac0 [ 1346.590931][ T32] r4:00000000 [ 1346.590952][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.591011][ T32] r9:83018205 r8:852e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f3f3000 [ 1346.591071][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1346.591438][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.591763][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.592122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1346.592917][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 7 printk messages dropped ** [ 1346.593191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 8 printk messages dropped ** [ 1346.593467][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.593552][ T32] r5:85a50b8c r4:85a50800 ** 4 printk messages dropped ** [ 1346.593739][ T32] r4:84879d00 ** 4 printk messages dropped ** [ 1346.614265][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1346.614341][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.614377][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.614407][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.614450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.614478][ T32] r4:851e4ec0 [ 1346.614519][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.614555][ T32] INFO: task kworker/1:648:7087 blocked for more than 473 seconds. [ 1346.614616][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.614681][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.614711][ T32] task:kworker/1:648 state:D stack:0 pid:7087 tgid:7087 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.614848][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.614911][ T32] Call trace: [ 1346.614977][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1346.615036][ T32] r10:829187f4 r9:ed6b5d84 r8:00000002 r7:60000113 r6:ed6b5d8c r5:85a13000 [ 1346.615061][ T32] r4:85a13000 [ 1346.615082][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1346.615131][ T32] r5:85a13000 r4:829187f0 [ 1346.615180][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.615254][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.615340][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6b5e08 [ 1346.615405][ T32] r4:00000000 [ 1346.615435][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1346.615478][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.615544][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.615596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa3c40 [ 1346.615621][ T32] r4:00000000 [ 1346.615642][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.615719][ T32] r9:83018205 r8:85a13000 r7:00000000 r6:83018200 r5:00001000 r4:7f3f5000 [ 1346.615788][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.615840][ T32] r5:00001000 r4:ed045000 [ 1346.615862][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.615904][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.616030][ T32] r5:85a2c38c r4:85a2c000 [ 1346.616062][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.616115][ T32] r7:ddde2d40 r6:83018200 r5:85a2c38c r4:85aab300 [ 1346.616137][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.616187][ T32] r10:61c88647 r9:85a13000 r8:85aab32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.616211][ T32] r4:85aab300 [ 1346.616232][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.616281][ T32] r10:00000000 r9:85aab300 r8:8027ed34 r7:ed6d9e60 r6:85aab380 r5:85a13000 [ 1346.616353][ T32] r4:00000001 [ 1346.616400][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.616457][ T32] Exception stack(0xed6b5fb0 to 0xed6b5ff8) [ 1346.616486][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.616558][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.616618][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.616654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.616679][ T32] r4:85aa3a40 [ 1346.617421][ T32] INFO: task kworker/1:648:7087 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1346.617465][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.617551][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.617675][ T32] Call trace: [ 1346.617709][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1346.617761][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1346.617786][ T32] r4:00000000 [ 1346.617857][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.617902][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1346.617960][ T32] 9d20: e8736000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1346.617995][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1346.618046][ T32] 9d60: 80070013 ffffffff [ 1346.618075][ T32] r5:80070013 r4:80239bd0 [ 1346.618138][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.618186][ T32] r4:82ac11e4 [ 1346.618214][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.618291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1346.618384][ T32] r4:eaec9dc0 [ 1346.618415][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.618469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1346.618494][ T32] r4:00000000 [ 1346.618514][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.618562][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1346.618609][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.618660][ T32] r5:00001000 r4:ecc4f000 [ 1346.618682][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.618723][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.618768][ T32] r5:85a50b8c r4:85a50800 [ 1346.618817][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.618876][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1346.618898][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.618948][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.618974][ T32] r4:84879d00 [ 1346.619044][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.619101][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1346.619173][ T32] r4:00000001 [ 1346.619199][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.619237][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1346.619270][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.619328][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.619361][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.619393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.619418][ T32] r4:851e4ec0 [ 1346.619445][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.619494][ T32] INFO: task kworker/1:649:7090 blocked for more than 473 seconds. [ 1346.619528][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.619625][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.619651][ T32] task:kworker/1:649 state:D stack:0 pid:7090 tgid:7090 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1346.619903][ T32] r4:859eec00 ** 4 printk messages dropped ** [ 1346.620094][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6d5e08 ** 5 printk messages dropped ** [ 1346.620608][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1346.620786][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1346.621169][ T32] r7:ddde2d40 r6:83018200 r5:85a2cf8c r4:85aab400 ** 2 printk messages dropped ** [ 1346.621329][ T32] r4:85aab400 ** 2 printk messages dropped ** [ 1346.621485][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1346.621581][ T32] Exception stack(0xed6d5fb0 to 0xed6d5ff8) ** 3 printk messages dropped ** [ 1346.621736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1346.622548][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 5 printk messages dropped ** [ 1346.622730][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1346.623031][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.623268][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.623313][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.623391][ T32] r5:85a50b8c r4:85a50800 [ 1346.623422][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.623480][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1346.623501][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.623591][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.623620][ T32] r4:84879d00 [ 1346.623649][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.623726][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1346.623810][ T32] r4:00000001 [ 1346.623835][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.623874][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1346.623957][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.644278][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.644357][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.644399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.644452][ T32] r4:851e4ec0 [ 1346.644482][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.644513][ T32] INFO: task kworker/1:650:7091 blocked for more than 473 seconds. [ 1346.644590][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.644652][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.644687][ T32] task:kworker/1:650 state:D stack:0 pid:7091 tgid:7091 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.644744][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.644804][ T32] Call trace: [ 1346.644861][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1346.644922][ T32] r10:829187f4 r9:ed6c1d84 r8:00000002 r7:60000113 r6:ed6c1d8c r5:85a0bc00 [ 1346.644978][ T32] r4:85a0bc00 [ 1346.645100][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1346.645176][ T32] r5:85a0bc00 r4:829187f0 [ 1346.645215][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.645263][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.645315][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6c1e08 [ 1346.645366][ T32] r4:00000000 [ 1346.645405][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1346.645454][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.645495][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.645541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa7380 [ 1346.645584][ T32] r4:00000000 [ 1346.645609][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.645672][ T32] r9:83018205 r8:85a0bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3fb000 [ 1346.645725][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.645775][ T32] r5:00001000 r4:ed09d000 [ 1346.645798][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.645892][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.645941][ T32] r5:85a2cb8c r4:85a2c800 [ 1346.645963][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.646040][ T32] r7:ddde2d40 r6:83018200 r5:85a2cb8c r4:85aab500 [ 1346.646090][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.646144][ T32] r10:61c88647 r9:85a0bc00 r8:85aab52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.646215][ T32] r4:85aab500 [ 1346.646272][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.646350][ T32] r10:00000000 r9:85aab500 r8:8027ed34 r7:ed6d5e60 r6:85aab580 r5:85a0bc00 [ 1346.646378][ T32] r4:00000001 [ 1346.646429][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.646506][ T32] Exception stack(0xed6c1fb0 to 0xed6c1ff8) [ 1346.646540][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.646573][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.646604][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.646661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.646694][ T32] r4:85aa3d00 [ 1346.647360][ T32] INFO: task kworker/1:650:7091 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1346.647398][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.647482][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.647552][ T32] Call trace: [ 1346.647628][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1346.647743][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1346.647773][ T32] r4:00000000 [ 1346.647796][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.647837][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1346.647869][ T32] 9d20: e8aa1000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1346.647901][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1346.647928][ T32] 9d60: 80070013 ffffffff [ 1346.647953][ T32] r5:80070013 r4:80239bd0 [ 1346.647999][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.648073][ T32] r4:82ac11e4 [ 1346.648099][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.648147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1346.648224][ T32] r4:eaec9dc0 [ 1346.648299][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.648398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1346.648436][ T32] r4:00000000 [ 1346.648483][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.648551][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1346.648578][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.648647][ T32] r5:00001000 r4:ecc4f000 [ 1346.648672][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.648715][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.648762][ T32] r5:85a50b8c r4:85a50800 [ 1346.648784][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.648833][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1346.648881][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.648936][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.648960][ T32] r4:84879d00 [ 1346.649006][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.649074][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1346.649104][ T32] r4:00000001 [ 1346.649149][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.649248][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1346.649282][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.649315][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.649345][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.649378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.649403][ T32] r4:851e4ec0 [ 1346.649457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.649516][ T32] INFO: task kworker/1:651:7095 blocked for more than 473 seconds. [ 1346.649550][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.649576][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.649650][ T32] task:kworker/1:651 state:D stack:0 pid:7095 tgid:7095 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.649707][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.649751][ T32] Call trace: [ 1346.649829][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1346.649912][ T32] r10:829187f4 r9:ed6e5d84 r8:00000002 r7:60000113 r6:ed6e5d8c r5:85a08000 [ 1346.649939][ T32] r4:85a08000 [ 1346.649962][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1346.650019][ T32] r5:85a08000 r4:829187f0 [ 1346.650068][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.650113][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.650164][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6e5e08 [ 1346.650189][ T32] r4:00000000 [ 1346.650211][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1346.650250][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.650299][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.650348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85abf140 [ 1346.650372][ T32] r4:00000000 [ 1346.650392][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.650462][ T32] r9:83018205 r8:85a08000 r7:00000000 r6:83018200 r5:00001000 r4:7f3ff000 [ 1346.650490][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.650535][ T32] r5:00001000 r4:ed109000 [ 1346.650556][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.650596][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.650640][ T32] r5:85a2d38c r4:85a2d000 [ 1346.650736][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.650812][ T32] r7:ddde2d40 r6:83018200 r5:85a2d38c r4:85aab600 [ 1346.650860][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.650956][ T32] r10:61c88647 r9:85a08000 r8:85aab62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.651017][ T32] r4:85aab600 [ 1346.651072][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.651190][ T32] r10:00000000 r9:85aab600 r8:8027ed34 r7:ed6d5e60 r6:85aab680 r5:85a08000 [ 1346.651244][ T32] r4:00000001 [ 1346.651315][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.651381][ T32] Exception stack(0xed6e5fb0 to 0xed6e5ff8) [ 1346.651411][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.651448][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.651478][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.651511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.651536][ T32] r4:85abf280 [ 1346.651841][ T32] INFO: task kworker/1:651:7095 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1346.651900][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.651990][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.652231][ T32] Call trace: [ 1346.652267][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1346.652321][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 2 printk messages dropped ** [ 1346.652413][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 7 printk messages dropped ** [ 1346.652843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 7 printk messages dropped ** [ 1346.653239][ T32] r5:00001000 r4:ecc4f000 [ 1346.653260][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.653301][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.653346][ T32] r5:85a50b8c r4:85a50800 ** 1 printk messages dropped ** [ 1346.653489][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 8 printk messages dropped ** [ 1346.679513][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.679955][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1346.680090][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.680399][ T32] r5:85ad0000 r4:829187f0 [ 1346.680421][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.680494][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.680572][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6ede08 [ 1346.680598][ T32] r4:00000000 [ 1346.680620][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1346.680662][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.680704][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.680763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85abf340 [ 1346.680791][ T32] r4:00000000 [ 1346.680837][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.680891][ T32] r9:83018205 r8:85ad0000 r7:00000000 r6:83018200 r5:00001000 r4:7f401000 [ 1346.680914][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.680983][ T32] r5:00001000 r4:ed133000 [ 1346.681031][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.681077][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.681127][ T32] r5:85a2d78c r4:85a2d400 [ 1346.681150][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.681227][ T32] r7:ddde2d40 r6:83018200 r5:85a2d78c r4:85aab700 [ 1346.681301][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.681379][ T32] r10:61c88647 r9:85ad0000 r8:85aab72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.681406][ T32] r4:85aab700 [ 1346.681431][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.681508][ T32] r10:00000000 r9:85aab700 r8:8027ed34 r7:ed6e5e60 r6:85aab780 r5:85ad0000 [ 1346.681564][ T32] r4:00000001 [ 1346.681611][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.681653][ T32] Exception stack(0xed6edfb0 to 0xed6edff8) [ 1346.681681][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.681752][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.681787][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.681819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.681842][ T32] r4:85abf080 [ 1346.682490][ T32] INFO: task kworker/1:652:7096 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1346.682622][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.682687][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.682732][ T32] Call trace: [ 1346.682814][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1346.682871][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1346.682922][ T32] r4:00000000 [ 1346.682948][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.682988][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1346.683022][ T32] 9d20: e8e61000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1346.683078][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1346.683107][ T32] 9d60: 80070013 ffffffff [ 1346.683133][ T32] r5:80070013 r4:80239bd0 [ 1346.683166][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.683245][ T32] r4:82ac11e4 [ 1346.683338][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.683391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1346.683417][ T32] r4:eaec9dc0 [ 1346.683442][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.683488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1346.683512][ T32] r4:00000000 [ 1346.683533][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.683581][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1346.683605][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.683650][ T32] r5:00001000 r4:ecc4f000 [ 1346.683670][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.683711][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.683755][ T32] r5:85a50b8c r4:85a50800 [ 1346.683775][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.683823][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1346.683845][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.683894][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.683944][ T32] r4:84879d00 [ 1346.697965][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.698048][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1346.698078][ T32] r4:00000001 [ 1346.698100][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.698161][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1346.698197][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.698230][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.698259][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.698293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.698317][ T32] r4:851e4ec0 [ 1346.698340][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.698403][ T32] INFO: task kworker/1:653:7098 blocked for more than 473 seconds. [ 1346.698448][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.698476][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.698499][ T32] task:kworker/1:653 state:D stack:0 pid:7098 tgid:7098 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.698569][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.698619][ T32] Call trace: [ 1346.698737][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1346.699096][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1346.699542][ T32] r9:83018205 r8:85a40c00 r7:00000000 r6:83018200 r5:00001000 r4:7f403000 ** 7 printk messages dropped ** [ 1346.699825][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.700307][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1346.701310][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1346.702306][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1346.702397][ T32] r4:eaec9dc0 ** 6 printk messages dropped ** [ 1346.702798][ T32] r5:00001000 r4:ecc4f000 [ 1346.702818][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.702910][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1346.703203][ T32] r4:84879d00 ** 5 printk messages dropped ** [ 1346.703388][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.703660][ T32] task:kworker/1:654 state:D stack:0 pid:7100 tgid:7100 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1346.724912][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6f9e08 ** 5 printk messages dropped ** [ 1346.725410][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.725727][ T32] r5:00001000 r4:ed18b000 [ 1346.725772][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.725856][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.725949][ T32] r5:85a2df8c r4:85a2dc00 [ 1346.726005][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.726108][ T32] r7:ddde2d40 r6:83018200 r5:85a2df8c r4:85aab880 [ 1346.726154][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.726254][ T32] r10:61c88647 r9:85a42400 r8:85aab8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.726300][ T32] r4:85aab880 [ 1346.726336][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.726464][ T32] r10:00000000 r9:85aab880 r8:8027ed34 r7:ed6f5e60 r6:85533380 r5:85a42400 [ 1346.726522][ T32] r4:00000001 [ 1346.726574][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.726655][ T32] Exception stack(0xed6f9fb0 to 0xed6f9ff8) [ 1346.726721][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.726791][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.726883][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.726975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.727031][ T32] r4:85abf480 [ 1346.728089][ T32] INFO: task kworker/1:654:7100 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1346.728140][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.728330][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.728456][ T32] Call trace: [ 1346.728511][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1346.728634][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1346.728664][ T32] r4:00000000 [ 1346.728718][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.728771][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1346.728829][ T32] 9d20: e945f000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1346.728866][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1346.728997][ T32] 9d60: 80070013 ffffffff [ 1346.729028][ T32] r5:80070013 r4:80239bd0 [ 1346.729051][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.729098][ T32] r4:82ac11e4 [ 1346.729120][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.729167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1346.729344][ T32] r4:eaec9dc0 [ 1346.729370][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.729418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1346.729447][ T32] r4:00000000 [ 1346.729468][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.729517][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1346.729541][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.729626][ T32] r5:00001000 r4:ecc4f000 [ 1346.729650][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.729883][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.729933][ T32] r5:85a50b8c r4:85a50800 [ 1346.729953][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.730002][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1346.730023][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.730072][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.730096][ T32] r4:84879d00 [ 1346.730139][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.730192][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1346.730218][ T32] r4:00000001 [ 1346.730238][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.730351][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1346.730383][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.730414][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.730460][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.730494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.730517][ T32] r4:851e4ec0 [ 1346.730566][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.730700][ T32] INFO: task kworker/1:655:7102 blocked for more than 473 seconds. [ 1346.730748][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.730826][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.730900][ T32] task:kworker/1:655 state:D stack:0 pid:7102 tgid:7102 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.730978][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.731045][ T32] Call trace: [ 1346.731088][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1346.731156][ T32] r10:829187f4 r9:ed6fdd84 r8:00000002 r7:60000013 r6:ed6fdd8c r5:85a43000 ** 5 printk messages dropped ** [ 1346.731422][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6fde08 ** 7 printk messages dropped ** [ 1346.731756][ T32] r9:83018205 r8:85a43000 r7:00000000 r6:83018200 r5:00001000 r4:7f409000 ** 9 printk messages dropped ** [ 1346.732431][ T32] r4:85aab900 ** 6 printk messages dropped ** [ 1346.732715][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.733211][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.733600][ T32] 9d20: e945f000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1346.750050][ T32] r4:eaec9dc0 ** 3 printk messages dropped ** [ 1346.750228][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.750280][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1346.750303][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.750373][ T32] r5:00001000 r4:ecc4f000 [ 1346.750399][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.750448][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.750493][ T32] r5:85a50b8c r4:85a50800 [ 1346.750514][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.750565][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1346.750587][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.750636][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.750662][ T32] r4:84879d00 [ 1346.750707][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.750760][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1346.750784][ T32] r4:00000001 [ 1346.750805][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.750842][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1346.750873][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.750905][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.750934][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.750988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.751017][ T32] r4:851e4ec0 [ 1346.751040][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.751070][ T32] INFO: task kworker/1:656:7105 blocked for more than 473 seconds. [ 1346.751104][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.751131][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.751176][ T32] task:kworker/1:656 state:D stack:0 pid:7105 tgid:7105 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.751259][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.751305][ T32] Call trace: [ 1346.751339][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1346.751393][ T32] r10:829187f4 r9:ed709d84 r8:00000002 r7:60000013 r6:ed709d8c r5:85a45400 [ 1346.751418][ T32] r4:85a45400 [ 1346.751443][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1346.751489][ T32] r5:85a45400 r4:829187f0 [ 1346.751510][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.751551][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.751601][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed709e08 [ 1346.751625][ T32] r4:00000000 [ 1346.751646][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1346.751686][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.751723][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.751767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85abf880 [ 1346.751984][ T32] r4:00000000 [ 1346.752093][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.752290][ T32] r9:83018205 r8:85a45400 r7:00000000 r6:83018200 r5:00001000 r4:7f40b000 [ 1346.752339][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.752390][ T32] r5:00001000 r4:ed247000 [ 1346.752412][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.752743][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.752798][ T32] r5:85a2e78c r4:85a2e400 [ 1346.752820][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.752867][ T32] r7:ddde2d40 r6:83018200 r5:85a2e78c r4:85aab980 [ 1346.752890][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.752939][ T32] r10:61c88647 r9:85a45400 r8:85aab9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.752984][ T32] r4:85aab980 [ 1346.753008][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.753059][ T32] r10:00000000 r9:85aab980 r8:8027ed34 r7:ed6fde60 r6:85533480 r5:85a45400 [ 1346.753083][ T32] r4:00000001 [ 1346.753149][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.753191][ T32] Exception stack(0xed709fb0 to 0xed709ff8) [ 1346.753220][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.753251][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.753281][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.753313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.753338][ T32] r4:85abf740 [ 1346.768084][ T32] INFO: task kworker/1:656:7105 is blocked on a mutex likely owned by task kworker/0:416:4498. ** 5 printk messages dropped ** [ 1346.768437][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.768653][ T32] 9d60: 80070013 ffffffff ** 5 printk messages dropped ** [ 1346.768879][ T32] r4:eaec9dc0 ** 7 printk messages dropped ** [ 1346.769401][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.769517][ T32] r5:85a50b8c r4:85a50800 ** 4 printk messages dropped ** [ 1346.769688][ T32] r4:84879d00 ** 7 printk messages dropped ** [ 1346.770045][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1346.770323][ T32] task:kworker/1:657 state:D stack:0 pid:7107 tgid:7107 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1346.770796][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed711e08 [ 1346.770820][ T32] r4:00000000 [ 1346.770841][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1346.770881][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.770921][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.770967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85abfac0 [ 1346.770990][ T32] r4:00000000 [ 1346.771059][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.771111][ T32] r9:83018205 r8:85a43c00 r7:00000000 r6:83018200 r5:00001000 r4:7f40f000 [ 1346.771133][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.771177][ T32] r5:00001000 r4:ed279000 [ 1346.771199][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.771263][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.771311][ T32] r5:85a2ef8c r4:85a2ec00 [ 1346.771332][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.771381][ T32] r7:ddde2d40 r6:83018200 r5:85a2ef8c r4:85aaba00 [ 1346.771403][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.771459][ T32] r10:61c88647 r9:85a43c00 r8:85aaba2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.771483][ T32] r4:85aaba00 [ 1346.771510][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.771559][ T32] r10:00000000 r9:85aaba00 r8:8027ed34 r7:ed709e60 r6:85533500 r5:85a43c00 [ 1346.771631][ T32] r4:00000001 [ 1346.771822][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.771862][ T32] Exception stack(0xed711fb0 to 0xed711ff8) [ 1346.771890][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.771921][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.772025][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.772062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.772087][ T32] r4:85abf800 [ 1346.772752][ T32] INFO: task kworker/1:657:7107 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1346.772789][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.772857][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.772904][ T32] Call trace: [ 1346.772935][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1346.772987][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 [ 1346.773011][ T32] r4:00000000 [ 1346.773128][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.773175][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) [ 1346.773207][ T32] 9d20: e9955000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 [ 1346.773240][ T32] 9d40: 7f3d7000 eaeeb000 8280c9b4 eaec9d9c eaec9da0 eaec9d70 80230af4 80239bd0 [ 1346.773266][ T32] 9d60: 80070013 ffffffff [ 1346.773304][ T32] r5:80070013 r4:80239bd0 [ 1346.773351][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.773420][ T32] r4:82ac11e4 [ 1346.773449][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.773497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1346.773522][ T32] r4:eaec9dc0 [ 1346.773543][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.773587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1346.773635][ T32] r4:00000000 [ 1346.773661][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.773710][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1346.773755][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.773830][ T32] r5:00001000 r4:ecc4f000 [ 1346.773853][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.773897][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.791793][ T32] r5:85a50b8c r4:85a50800 [ 1346.791834][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.791904][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1346.791928][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.791981][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.792103][ T32] r4:84879d00 [ 1346.792131][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1346.792267][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 6 printk messages dropped ** [ 1346.792870][ T32] INFO: task kworker/1:658:7108 blocked for more than 473 seconds. ** 6 printk messages dropped ** [ 1346.793410][ T32] r10:829187f4 r9:ed6f1d84 r8:00000002 r7:60000113 r6:ed6f1d8c r5:85ad1800 ** 8 printk messages dropped ** [ 1346.793703][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1346.808197][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1346.808572][ T32] r10:00000000 r9:85aaba80 r8:8027ed34 r7:ed711e60 r6:85aabb00 r5:85ad1800 ** 10 printk messages dropped ** [ 1346.809850][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.810149][ T32] 9d20: e9e67000 eaeeb000 00000001 80239bb8 7f3d7000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1346.810583][ T32] r4:eaec9dc0 ** 6 printk messages dropped ** [ 1346.810811][ T32] r5:00001000 r4:ecc4f000 [ 1346.810832][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1346.810988][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 5 printk messages dropped ** [ 1346.811237][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.811523][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1346.811731][ T32] task:kworker/1:659 state:D stack:0 pid:7110 tgid:7110 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.811779][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.811822][ T32] Call trace: [ 1346.811853][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1346.811903][ T32] r10:829187f4 r9:ed705d84 r8:00000002 r7:60000013 r6:ed705d8c r5:85ad2400 [ 1346.812102][ T32] r4:85ad2400 [ 1346.812128][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1346.812171][ T32] r5:85ad2400 r4:829187f0 [ 1346.812193][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.812234][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.812339][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed705e08 [ 1346.812368][ T32] r4:00000000 [ 1346.812390][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1346.812435][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.812475][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.812520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85abfc00 [ 1346.812565][ T32] r4:00000000 [ 1346.812587][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.812636][ T32] r9:83018205 r8:85ad2400 r7:00000000 r6:83018200 r5:00001000 r4:7f411000 [ 1346.812694][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.812743][ T32] r5:00001000 r4:ed2af000 [ 1346.812785][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.812831][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.812875][ T32] r5:85a2f38c r4:85a2f000 [ 1346.812897][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.812945][ T32] r7:ddde2d40 r6:83018200 r5:85a2f38c r4:85aabb80 [ 1346.812966][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.813016][ T32] r10:61c88647 r9:85ad2400 r8:85aabbac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.813042][ T32] r4:85aabb80 [ 1346.813084][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.813185][ T32] r10:00000000 r9:85aabb80 r8:8027ed34 r7:ed711e60 r6:85aabc00 r5:85ad2400 [ 1346.813212][ T32] r4:00000001 [ 1346.813232][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.813269][ T32] Exception stack(0xed705fb0 to 0xed705ff8) [ 1346.813297][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.813328][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.813358][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.813432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.813460][ T32] r4:85abfb00 [ 1346.813813][ T32] INFO: task kworker/1:659:7110 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1346.813858][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.813915][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.822887][ T32] Call trace: [ 1346.823217][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1346.823288][ T32] r10:8280c9b4 r9:85216000 r8:80200be4 r7:eaec9d54 r6:ffffffff r5:85216000 ** 2 printk messages dropped ** [ 1346.823377][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 7 printk messages dropped ** [ 1346.823761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 ** 8 printk messages dropped ** [ 1346.824833][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.824938][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.825031][ T32] r5:85a50b8c r4:85a50800 ** 1 printk messages dropped ** [ 1346.825181][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 7 printk messages dropped ** [ 1346.825766][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 4 printk messages dropped ** [ 1346.826181][ T32] r4:851e4ec0 ** 5 printk messages dropped ** [ 1346.826876][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.827514][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1346.827856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85abfec0 ** 11 printk messages dropped ** [ 1346.828464][ T32] r10:61c88647 r9:85ad3000 r8:85aabcac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1346.828834][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1346.830991][ T32] Exception stack(0xeaec9d20 to 0xeaec9d68) ** 5 printk messages dropped ** [ 1346.831226][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1346.831442][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.831903][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1346.832173][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1346.832194][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.832245][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.832268][ T32] r4:84879d00 [ 1346.832288][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.832429][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1346.832457][ T32] r4:00000001 [ 1346.832478][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.832516][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1346.832559][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.832592][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.832622][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.832654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.832677][ T32] r4:851e4ec0 [ 1346.832699][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.832725][ T32] INFO: task kworker/1:661:7115 blocked for more than 473 seconds. [ 1346.832806][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.833257][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.833495][ T32] task:kworker/1:661 state:D stack:0 pid:7115 tgid:7115 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.833550][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.833693][ T32] Call trace: [ 1346.833726][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1346.833796][ T32] r10:829187f4 r9:ed71dd84 r8:00000002 r7:60000113 r6:ed71dd8c r5:85ad5400 [ 1346.834044][ T32] r4:85ad5400 [ 1346.870598][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1346.870691][ T32] r5:85ad5400 r4:829187f0 [ 1346.870745][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.870794][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.870845][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed71de08 [ 1346.870869][ T32] r4:00000000 [ 1346.871487][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1346.871535][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.871599][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.871652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa8c00 [ 1346.871676][ T32] r4:00000000 [ 1346.871698][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.871750][ T32] r9:83018205 r8:85ad5400 r7:00000000 r6:83018200 r5:00001000 r4:7f417000 [ 1346.871809][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.871863][ T32] r5:00001000 r4:ed2f7000 [ 1346.871884][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.871925][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.871970][ T32] r5:85a2fb8c r4:85a2f800 [ 1346.871991][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.872041][ T32] r7:ddde2d40 r6:83018200 r5:85a2fb8c r4:85aabd80 [ 1346.872225][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.872280][ T32] r10:61c88647 r9:85ad5400 r8:85aabdac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.872303][ T32] r4:85aabd80 [ 1346.872325][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.872374][ T32] r10:00000000 r9:85aabd80 r8:8027ed34 r7:ed715e60 r6:85aabe00 r5:85ad5400 [ 1346.872398][ T32] r4:00000001 [ 1346.872535][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.872607][ T32] Exception stack(0xed71dfb0 to 0xed71dff8) [ 1346.872640][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.872672][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.872701][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.872733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.872756][ T32] r4:85abfe80 [ 1346.873525][ T32] INFO: task kworker/1:661:7115 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1346.873732][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.873933][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.879875][ T32] Call trace: ** 2 printk messages dropped ** [ 1346.880018][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.880223][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1346.880976][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.881020][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1346.881335][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 7 printk messages dropped ** [ 1346.882371][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) ** 7 printk messages dropped ** [ 1346.882741][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1346.882976][ T32] r10:829187f4 r9:ed721d84 r8:00000002 r7:60000113 r6:ed721d8c r5:85ad6000 ** 8 printk messages dropped ** [ 1346.883346][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1346.883865][ T32] r5:85a2ff8c r4:85a2fc00 ** 4 printk messages dropped ** [ 1346.894575][ T32] r4:85aabe80 ** 7 printk messages dropped ** [ 1346.894959][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1346.896722][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.897197][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.897287][ T32] r4:82ac11e4 [ 1346.897379][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.897485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaec9dc0 r5:eaec9e08 [ 1346.897564][ T32] r4:eaec9dc0 [ 1346.897621][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.897714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 [ 1346.897768][ T32] r4:00000000 [ 1346.897821][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.897925][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f3d7000 [ 1346.897977][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.898078][ T32] r5:00001000 r4:ecc4f000 [ 1346.898127][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.898207][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.898305][ T32] r5:85a50b8c r4:85a50800 [ 1346.898352][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.898464][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 [ 1346.898511][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.898614][ T32] r10:61c88647 r9:85216000 r8:84879d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.898667][ T32] r4:84879d00 [ 1346.898711][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.898763][ T32] r10:00000000 r9:84879d00 r8:8027ed34 r7:eaec1e60 r6:8497d000 r5:85216000 [ 1346.898788][ T32] r4:00000001 [ 1346.898809][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.898861][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1346.898902][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.898934][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.898981][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.899017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.899041][ T32] r4:851e4ec0 [ 1346.899067][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.899098][ T32] INFO: task kworker/1:663:7119 blocked for more than 473 seconds. [ 1346.899133][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.899162][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.899199][ T32] task:kworker/1:663 state:D stack:0 pid:7119 tgid:7119 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.899275][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.899323][ T32] Call trace: [ 1346.899387][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1346.899444][ T32] r10:829187f4 r9:ed725d84 r8:00000002 r7:60000113 r6:ed725d8c r5:85ad6c00 [ 1346.899469][ T32] r4:85ad6c00 [ 1346.899491][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1346.899535][ T32] r5:85ad6c00 r4:829187f0 [ 1346.899557][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.899599][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.899649][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed725e08 [ 1346.899673][ T32] r4:00000000 [ 1346.899717][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1346.899761][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.899801][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.899849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aca2c0 [ 1346.899872][ T32] r4:00000000 [ 1346.899892][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.899939][ T32] r9:83018205 r8:85ad6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f41b000 [ 1346.899960][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.900004][ T32] r5:00001000 r4:ed533000 [ 1346.900025][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.900066][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.900110][ T32] r5:85b4c38c r4:85b4c000 [ 1346.900131][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.900177][ T32] r7:ddde2d40 r6:83018200 r5:85b4c38c r4:85aabf80 [ 1346.900213][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.900288][ T32] r10:61c88647 r9:85ad6c00 r8:85aabfac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.900315][ T32] r4:85aabf80 [ 1346.900358][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.900410][ T32] r10:00000000 r9:85aabf80 r8:8027ed34 r7:ed721e60 r6:85acd000 r5:85ad6c00 [ 1346.900439][ T32] r4:00000001 [ 1346.900461][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.900512][ T32] Exception stack(0xed725fb0 to 0xed725ff8) [ 1346.900570][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.900604][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.900647][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.900683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.900707][ T32] r4:85aca080 [ 1346.901081][ T32] INFO: task kworker/1:663:7119 is blocked on a mutex likely owned by task kworker/0:416:4498. [ 1346.901116][ T32] task:kworker/0:416 state:R running task stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.901227][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.901275][ T32] Call trace: [ 1346.901306][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1346.901539][ T32] 9d60: 80070013 ffffffff ** 7 printk messages dropped ** [ 1346.901831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a200 ** 5 printk messages dropped ** [ 1346.902095][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.902141][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1346.902257][ T32] r7:dddced40 r6:83018000 r5:85a50b8c r4:84879d00 ** 8 printk messages dropped ** [ 1346.902569][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.902858][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.903757][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1346.935169][ T32] r5:00001000 r4:ed541000 ** 6 printk messages dropped ** [ 1346.935722][ T32] r10:61c88647 r9:85a46c00 r8:85acd0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1346.936308][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1346.938458][ T32] r5:851a3c00 r4:829187f0 ** 6 printk messages dropped ** [ 1346.938948][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1346.939473][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1346.940114][ T32] r4:84879f00 ** 2 printk messages dropped ** [ 1346.940207][ T32] r4:00000001 [ 1346.940258][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.940304][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1346.940333][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.940366][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.940397][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.940435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.940672][ T32] r4:847915c0 [ 1346.940701][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.940746][ T32] INFO: task kworker/1:665:7123 blocked for more than 473 seconds. [ 1346.940783][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.940812][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.940834][ T32] task:kworker/1:665 state:D stack:0 pid:7123 tgid:7123 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.941030][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.941076][ T32] Call trace: [ 1346.941109][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1346.941297][ T32] r10:829187f4 r9:ed729d84 r8:00000002 r7:60000013 r6:ed729d8c r5:85a46000 [ 1346.941326][ T32] r4:85a46000 [ 1346.941347][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1346.941390][ T32] r5:85a46000 r4:829187f0 [ 1346.941411][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.941460][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.941509][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed729e08 [ 1346.941533][ T32] r4:00000000 [ 1346.941553][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1346.941593][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.941631][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.941809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aca640 [ 1346.941838][ T32] r4:00000000 [ 1346.941859][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.942091][ T32] r9:83018205 r8:85a46000 r7:00000000 r6:83018200 r5:00001000 r4:7f421000 [ 1346.942118][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.942164][ T32] r5:00001000 r4:ed559000 [ 1346.942185][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.942225][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.942269][ T32] r5:85b4cf8c r4:85b4cc00 [ 1346.942289][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.942380][ T32] r7:ddde2d40 r6:83018200 r5:85b4cf8c r4:85acd100 [ 1346.942405][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.942481][ T32] r10:61c88647 r9:85a46000 r8:85acd12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.942509][ T32] r4:85acd100 [ 1346.942529][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.942576][ T32] r10:00000000 r9:85acd100 r8:8027ed34 r7:ed719e60 r6:85533600 r5:85a46000 [ 1346.942601][ T32] r4:00000001 [ 1346.942621][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.942657][ T32] Exception stack(0xed729fb0 to 0xed729ff8) [ 1346.942685][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.942715][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.942744][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.942775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.942799][ T32] r4:85aca3c0 [ 1346.943199][ T32] INFO: task kworker/1:665:7123 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1346.943248][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.943336][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.943384][ T32] Call trace: [ 1346.943429][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1346.943486][ T32] r10:829187f4 r9:eaf0dd84 r8:00000002 r7:60070113 r6:eaf0dd8c r5:851a3c00 [ 1346.943599][ T32] r4:851a3c00 ** 2 printk messages dropped ** [ 1346.943760][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1346.977983][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.978291][ T32] r5:85a41800 r4:829187f0 [ 1346.978312][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.978378][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1346.978633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aca4c0 ** 8 printk messages dropped ** [ 1346.979017][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1346.979400][ T32] Exception stack(0xed731fb0 to 0xed731ff8) ** 4 printk messages dropped ** [ 1346.979618][ T32] r4:85aca500 ** 3 printk messages dropped ** [ 1346.980509][ T32] Call trace: ** 7 printk messages dropped ** [ 1346.980787][ T32] dd60: 90070113 ffffffff ** 5 printk messages dropped ** [ 1346.981010][ T32] r4:eaf0ddc0 ** 2 printk messages dropped ** [ 1346.981127][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.981411][ T32] r5:85a5178c r4:85a51400 ** 5 printk messages dropped ** [ 1346.981682][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1346.982174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1346.982280][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.982305][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.982328][ T32] task:kworker/1:667 state:D stack:0 pid:7127 tgid:7127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.982390][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.982477][ T32] Call trace: [ 1346.982514][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1346.982587][ T32] r10:829187f4 r9:ed739d84 r8:00000002 r7:60000013 r6:ed739d8c r5:85a44800 [ 1346.982614][ T32] r4:85a44800 [ 1346.982636][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1346.982680][ T32] r5:85a44800 r4:829187f0 [ 1346.982701][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.982742][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.982791][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed739e08 [ 1346.982837][ T32] r4:00000000 [ 1346.982863][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1346.982905][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.982943][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.982988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aca700 [ 1346.983012][ T32] r4:00000000 [ 1346.983054][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.983130][ T32] r9:83018205 r8:85a44800 r7:00000000 r6:83018200 r5:00001000 r4:7f423000 [ 1346.983202][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.983252][ T32] r5:00001000 r4:ed567000 [ 1346.983275][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.983315][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.983359][ T32] r5:85b4d38c r4:85b4d000 [ 1346.983381][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.983432][ T32] r7:ddde2d40 r6:83018200 r5:85b4d38c r4:85acd200 [ 1346.983455][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.983515][ T32] r10:61c88647 r9:85a44800 r8:85acd22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.983565][ T32] r4:85acd200 [ 1346.983589][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.983686][ T32] r10:00000000 r9:85acd200 r8:8027ed34 r7:ed729e60 r6:85533700 r5:85a44800 [ 1346.983713][ T32] r4:00000001 [ 1346.983744][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.983787][ T32] Exception stack(0xed739fb0 to 0xed739ff8) [ 1346.983840][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.983876][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.983935][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.994518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.994558][ T32] r4:85aca5c0 [ 1346.995273][ T32] INFO: task kworker/1:667:7127 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1346.995339][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.995455][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.995512][ T32] Call trace: [ 1346.995595][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1346.995655][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1346.995715][ T32] r4:00000000 [ 1346.995751][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.995804][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1346.995884][ T32] dd20: 7faaa000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1346.995948][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1346.995977][ T32] dd60: 90070113 ffffffff [ 1346.996006][ T32] r5:90070113 r4:80239bd0 [ 1346.996060][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.996162][ T32] r4:82ac11e4 [ 1346.996187][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.996269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1346.996296][ T32] r4:eaf0ddc0 [ 1346.996366][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.996434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1346.996463][ T32] r4:00000000 [ 1346.996484][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.996535][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1346.996577][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.996622][ T32] r5:00001000 r4:ecf7b000 [ 1346.996644][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.996787][ T32] r5:85a5178c r4:85a51400 ** 5 printk messages dropped ** [ 1346.997012][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1346.997446][ T32] INFO: task kworker/1:668:7129 blocked for more than 473 seconds. ** 7 printk messages dropped ** [ 1346.997777][ T32] r4:85a40000 ** 1 printk messages dropped ** [ 1346.997847][ T32] r5:85a40000 r4:829187f0 ** 1 printk messages dropped ** [ 1346.997909][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.997958][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed741e08 [ 1346.998005][ T32] r4:00000000 [ 1346.998099][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1346.998144][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.998182][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1346.998227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa8840 [ 1346.998364][ T32] r4:00000000 [ 1346.998388][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1346.998443][ T32] r9:83018205 r8:85a40000 r7:00000000 r6:83018200 r5:00001000 r4:7f431000 [ 1346.998501][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.998560][ T32] r5:00001000 r4:ed5cd000 [ 1346.998581][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1346.998622][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.998667][ T32] r5:85b4eb8c r4:85b4e800 [ 1346.998687][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.998734][ T32] r7:ddde2d40 r6:83018200 r5:85b4eb8c r4:85acd280 [ 1346.998757][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.998805][ T32] r10:61c88647 r9:85a40000 r8:85acd2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.998899][ T32] r4:85acd280 [ 1346.998955][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.999017][ T32] r10:00000000 r9:85acd280 r8:8027ed34 r7:ed739e60 r6:85533780 r5:85a40000 [ 1346.999076][ T32] r4:00000001 [ 1346.999100][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.999140][ T32] Exception stack(0xed741fb0 to 0xed741ff8) [ 1346.999169][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.999199][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.999229][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.999276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.999303][ T32] r4:85aca9c0 [ 1346.999742][ T32] INFO: task kworker/1:668:7129 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1346.999816][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.000064][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.000109][ T32] Call trace: [ 1347.000141][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1347.000192][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1347.000217][ T32] r4:00000000 [ 1347.000237][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1347.000738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 ** 5 printk messages dropped ** [ 1347.000919][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1347.000941][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.000984][ T32] r5:00001000 r4:ecf7b000 [ 1347.001095][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.001177][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.001250][ T32] r5:85a5178c r4:85a51400 [ 1347.001286][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.001339][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1347.001363][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.001429][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.001457][ T32] r4:84879f00 [ 1347.001477][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.001526][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1347.001551][ T32] r4:00000001 [ 1347.001572][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.001608][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1347.001636][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.001668][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.001759][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.001801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.001927][ T32] r4:847915c0 [ 1347.001989][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.002025][ T32] INFO: task kworker/1:669:7130 blocked for more than 473 seconds. [ 1347.002055][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.002079][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.002101][ T32] task:kworker/1:669 state:D stack:0 pid:7130 tgid:7130 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.002147][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.002190][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.002439][ T32] r5:85a48000 r4:829187f0 [ 1347.002461][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.002513][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.002651][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed745e08 [ 1347.002678][ T32] r4:00000000 [ 1347.002700][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1347.002740][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.002778][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.002845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aca880 [ 1347.002874][ T32] r4:00000000 [ 1347.002894][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.002962][ T32] r9:83018205 r8:85a48000 r7:00000000 r6:83018200 r5:00001000 r4:7f427000 [ 1347.002988][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.003035][ T32] r5:00001000 r4:ed571000 [ 1347.003055][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.003096][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1347.003235][ T32] r7:ddde2d40 r6:83018200 r5:85b4d78c r4:85acd300 ** 9 printk messages dropped ** [ 1347.003542][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1347.039870][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1347.040222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 ** 2 printk messages dropped ** [ 1347.040313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 ** 4 printk messages dropped ** [ 1347.040512][ T32] r5:00001000 r4:ecf7b000 ** 2 printk messages dropped ** [ 1347.040646][ T32] r5:85a5178c r4:85a51400 ** 3 printk messages dropped ** [ 1347.040789][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1347.040907][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1347.040992][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1347.041114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 8 printk messages dropped ** [ 1347.041480][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1347.041659][ T32] r5:85a49800 r4:829187f0 [ 1347.041680][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1347.041794][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.041920][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1347.042373][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.042424][ T32] r7:ddde2d40 r6:83018200 r5:85b4db8c r4:85acd380 [ 1347.042450][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.042545][ T32] r10:61c88647 r9:85a49800 r8:85acd3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.042594][ T32] r4:85acd380 [ 1347.042618][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.042667][ T32] r10:00000000 r9:85acd380 r8:8027ed34 r7:ed741e60 r6:85533880 r5:85a49800 [ 1347.042691][ T32] r4:00000001 [ 1347.042710][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.042747][ T32] Exception stack(0xed74dfb0 to 0xed74dff8) [ 1347.042798][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.042833][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.042862][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.042895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.042919][ T32] r4:85aca800 [ 1347.043506][ T32] INFO: task kworker/1:670:7132 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1347.043543][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.043651][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.043714][ T32] Call trace: [ 1347.043749][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1347.043820][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1347.043896][ T32] r4:00000000 [ 1347.057569][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.057842][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1347.057884][ T32] dd20: 8040c000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1347.057918][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1347.057945][ T32] dd60: 80070113 ffffffff [ 1347.057973][ T32] r5:80070113 r4:80239bd0 [ 1347.057999][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.058048][ T32] r4:82ac11e4 [ 1347.058069][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.058115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1347.058140][ T32] r4:eaf0ddc0 [ 1347.058160][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.058306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1347.058334][ T32] r4:00000000 [ 1347.058356][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.058407][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1347.059030][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.059087][ T32] r5:00001000 r4:ecf7b000 [ 1347.059110][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.059152][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.059197][ T32] r5:85a5178c r4:85a51400 [ 1347.059219][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1347.059869][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) ** 6 printk messages dropped ** [ 1347.060388][ T32] INFO: task kworker/1:671:7134 blocked for more than 473 seconds. ** 9 printk messages dropped ** [ 1347.061404][ T32] r5:85a48c00 r4:829187f0 [ 1347.061428][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.061471][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1347.061542][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.061810][ T32] r9:83018205 r8:85a48c00 r7:00000000 r6:83018200 r5:00001000 r4:7f42b000 ** 8 printk messages dropped ** [ 1347.062150][ T32] r10:61c88647 r9:85a48c00 r8:85acd42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 11 printk messages dropped ** [ 1347.063161][ T32] INFO: task kworker/1:671:7134 is blocked on a mutex likely owned by task kworker/0:421:4512. ** 10 printk messages dropped ** [ 1347.063617][ T32] dd60: 80070113 ffffffff ** 5 printk messages dropped ** [ 1347.063890][ T32] r4:eaf0ddc0 ** 6 printk messages dropped ** [ 1347.079699][ T32] r5:00001000 r4:ecf7b000 ** 4 printk messages dropped ** [ 1347.079878][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 ** 9 printk messages dropped ** [ 1347.080360][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.080954][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.081262][ T32] r5:85a4a400 r4:829187f0 ** 2 printk messages dropped ** [ 1347.081371][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed75de08 ** 9 printk messages dropped ** [ 1347.082095][ T32] r5:00001000 r4:ed5b1000 [ 1347.082116][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.082157][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.082454][ T32] r5:85b4e38c r4:85b4e000 [ 1347.082481][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.082530][ T32] r7:ddde2d40 r6:83018200 r5:85b4e38c r4:85acd480 [ 1347.082566][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.082623][ T32] r10:61c88647 r9:85a4a400 r8:85acd4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.082649][ T32] r4:85acd480 [ 1347.082749][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.082801][ T32] r10:00000000 r9:85acd480 r8:8027ed34 r7:ed741e60 r6:85533980 r5:85a4a400 [ 1347.082825][ T32] r4:00000001 [ 1347.082845][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.082882][ T32] Exception stack(0xed75dfb0 to 0xed75dff8) [ 1347.082910][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.082941][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.082970][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.083002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.083046][ T32] r4:85acabc0 [ 1347.083707][ T32] INFO: task kworker/1:672:7136 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1347.083746][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.083807][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.083852][ T32] Call trace: [ 1347.083882][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1347.097568][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1347.097631][ T32] r4:00000000 [ 1347.097657][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.097713][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1347.097801][ T32] dd20: 80acc000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1347.097840][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1347.097867][ T32] dd60: 80070113 ffffffff [ 1347.097916][ T32] r5:80070113 r4:80239bd0 [ 1347.097985][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.098035][ T32] r4:82ac11e4 [ 1347.098057][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.098104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1347.098128][ T32] r4:eaf0ddc0 [ 1347.098148][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.098195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1347.098219][ T32] r4:00000000 [ 1347.098240][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.098315][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1347.098353][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.098404][ T32] r5:00001000 r4:ecf7b000 [ 1347.098454][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.098501][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.098547][ T32] r5:85a5178c r4:85a51400 [ 1347.098568][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.098618][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1347.098664][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.098731][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.098759][ T32] r4:84879f00 [ 1347.098802][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.098855][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1347.098880][ T32] r4:00000001 [ 1347.098900][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.098936][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1347.098964][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.098995][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.099025][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.099057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.099085][ T32] r4:847915c0 [ 1347.099125][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.099159][ T32] INFO: task kworker/1:673:7138 blocked for more than 473 seconds. [ 1347.099193][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.099220][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.099243][ T32] task:kworker/1:673 state:D stack:0 pid:7138 tgid:7138 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.099577][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.099628][ T32] Call trace: [ 1347.099660][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1347.099710][ T32] r10:829187f4 r9:ed765d84 r8:00000002 r7:60000113 r6:ed765d8c r5:85a4b000 ** 2 printk messages dropped ** [ 1347.099926][ T32] r5:85a4b000 r4:829187f0 [ 1347.099948][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.099991][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.100042][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed765e08 ** 4 printk messages dropped ** [ 1347.100279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85acad80 ** 9 printk messages dropped ** [ 1347.100732][ T32] r7:ddde2d40 r6:83018200 r5:85b4e78c r4:85acd500 ** 8 printk messages dropped ** [ 1347.101081][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.101989][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.102435][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1347.102617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1347.102642][ T32] r4:eaf0ddc0 [ 1347.102662][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.102707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1347.102730][ T32] r4:00000000 [ 1347.102750][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.102798][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1347.102820][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.102864][ T32] r5:00001000 r4:ecf7b000 [ 1347.103045][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.103092][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.103137][ T32] r5:85a5178c r4:85a51400 [ 1347.103344][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.103397][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1347.103420][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.103475][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.103584][ T32] r4:84879f00 [ 1347.103796][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.103850][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1347.103874][ T32] r4:00000001 [ 1347.103894][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.120711][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1347.120818][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.120855][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.120884][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.121000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.121029][ T32] r4:847915c0 [ 1347.121056][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.121087][ T32] INFO: task kworker/1:674:7141 blocked for more than 473 seconds. [ 1347.121122][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.121150][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.121173][ T32] task:kworker/1:674 state:D stack:0 pid:7141 tgid:7141 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.121634][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.121790][ T32] Call trace: [ 1347.121907][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1347.121995][ T32] r10:829187f4 r9:ed775d84 r8:00000002 r7:60000013 r6:ed775d8c r5:85a4bc00 [ 1347.122029][ T32] r4:85a4bc00 [ 1347.122229][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1347.122278][ T32] r5:85a4bc00 r4:829187f0 [ 1347.122572][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.122627][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.122678][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed775e08 [ 1347.122703][ T32] r4:00000000 [ 1347.122723][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1347.122765][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.122809][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.122856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b16040 [ 1347.122880][ T32] r4:00000000 [ 1347.122901][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.122953][ T32] r9:83018205 r8:85a4bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f50b000 [ 1347.122976][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.123020][ T32] r5:00001000 r4:ed76d000 [ 1347.123041][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.123082][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.123126][ T32] r5:85b4ef8c r4:85b4ec00 [ 1347.123147][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.123262][ T32] r7:ddde2d40 r6:83018200 r5:85b4ef8c r4:85acd580 [ 1347.123289][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.123368][ T32] r10:61c88647 r9:85a4bc00 r8:85acd5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.123397][ T32] r4:85acd580 [ 1347.123420][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.123476][ T32] r10:00000000 r9:85acd580 r8:8027ed34 r7:ed741e60 r6:85533a80 r5:85a4bc00 [ 1347.123499][ T32] r4:00000001 [ 1347.123519][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.123557][ T32] Exception stack(0xed775fb0 to 0xed775ff8) [ 1347.123585][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.123621][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.123652][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.123718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.123747][ T32] r4:85acadc0 [ 1347.138267][ T32] INFO: task kworker/1:674:7141 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1347.138366][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.138563][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.138631][ T32] Call trace: [ 1347.138694][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1347.138806][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1347.138836][ T32] r4:00000000 [ 1347.138858][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.138900][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1347.138933][ T32] dd20: 810e5000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1347.138965][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1347.138991][ T32] dd60: 80070113 ffffffff [ 1347.139017][ T32] r5:80070113 r4:80239bd0 [ 1347.139038][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.139085][ T32] r4:82ac11e4 [ 1347.139106][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.139152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1347.139176][ T32] r4:eaf0ddc0 [ 1347.139197][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.139242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1347.139266][ T32] r4:00000000 [ 1347.139287][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.139337][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1347.139381][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.139583][ T32] r5:00001000 r4:ecf7b000 [ 1347.139609][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.139658][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.139705][ T32] r5:85a5178c r4:85a51400 [ 1347.139727][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.139776][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1347.139798][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.139864][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.139917][ T32] r4:84879f00 [ 1347.139984][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.140047][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1347.140073][ T32] r4:00000001 [ 1347.140170][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.140211][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1347.140528][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.141065][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.141125][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.141160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.141213][ T32] r4:847915c0 [ 1347.141248][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.141281][ T32] INFO: task kworker/1:675:7142 blocked for more than 473 seconds. [ 1347.141315][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.141405][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.141475][ T32] task:kworker/1:675 state:D stack:0 pid:7142 tgid:7142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.141544][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.141614][ T32] Call trace: [ 1347.141652][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1347.141758][ T32] r10:829187f4 r9:ed779d84 r8:00000002 r7:60000013 r6:ed779d8c r5:85a4e000 [ 1347.141789][ T32] r4:85a4e000 [ 1347.141810][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1347.141911][ T32] r5:85a4e000 r4:829187f0 [ 1347.141961][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.142010][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.142135][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed779e08 [ 1347.142197][ T32] r4:00000000 [ 1347.142223][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1347.142266][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.142329][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.142397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b16300 [ 1347.142430][ T32] r4:00000000 [ 1347.142460][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.142528][ T32] r9:83018205 r8:85a4e000 r7:00000000 r6:83018200 r5:00001000 r4:7f50f000 [ 1347.142555][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.142600][ T32] r5:00001000 r4:ed789000 [ 1347.142621][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.142669][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.142762][ T32] r5:85b4f78c r4:85b4f400 [ 1347.142813][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.142872][ T32] r7:ddde2d40 r6:83018200 r5:85b4f78c r4:85acd600 [ 1347.143026][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.143081][ T32] r10:61c88647 r9:85a4e000 r8:85acd62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.143121][ T32] r4:85acd600 [ 1347.143145][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.143193][ T32] r10:00000000 r9:85acd600 r8:8027ed34 r7:ed775e60 r6:85533b00 r5:85a4e000 [ 1347.143317][ T32] r4:00000001 [ 1347.143347][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.143398][ T32] Exception stack(0xed779fb0 to 0xed779ff8) [ 1347.143433][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.143465][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.143494][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.143525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.143551][ T32] r4:85acaf00 [ 1347.151000][ T32] INFO: task kworker/1:675:7142 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1347.151115][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.151218][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.151281][ T32] Call trace: [ 1347.151318][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1347.151376][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1347.151401][ T32] r4:00000000 [ 1347.151437][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.151505][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1347.151550][ T32] dd20: 810e5000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1347.151608][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1347.151637][ T32] dd60: 80070113 ffffffff [ 1347.151664][ T32] r5:80070113 r4:80239bd0 [ 1347.151686][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.151731][ T32] r4:82ac11e4 [ 1347.151752][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.151822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1347.151899][ T32] r4:eaf0ddc0 [ 1347.151971][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.152028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1347.152099][ T32] r4:00000000 [ 1347.152147][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.152208][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1347.152290][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.152363][ T32] r5:00001000 r4:ecf7b000 [ 1347.152389][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.152449][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.152500][ T32] r5:85a5178c r4:85a51400 [ 1347.152522][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.152599][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1347.152660][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.152715][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.152739][ T32] r4:84879f00 [ 1347.152807][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.152861][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1347.152908][ T32] r4:00000001 [ 1347.152939][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.152984][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1347.153013][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.153044][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.153073][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.153121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.153149][ T32] r4:847915c0 [ 1347.153200][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.153282][ T32] INFO: task kworker/1:676:7144 blocked for more than 473 seconds. [ 1347.153343][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.153373][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.153395][ T32] task:kworker/1:676 state:D stack:0 pid:7144 tgid:7144 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.153449][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.153510][ T32] Call trace: [ 1347.153570][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1347.153620][ T32] r10:829187f4 r9:ed78dd84 r8:00000002 r7:60000113 r6:ed78dd8c r5:85a4d400 [ 1347.153644][ T32] r4:85a4d400 [ 1347.153665][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1347.153707][ T32] r5:85a4d400 r4:829187f0 [ 1347.153776][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.153854][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.153925][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed78de08 [ 1347.153950][ T32] r4:00000000 [ 1347.168381][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1347.168471][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.168517][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.168594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b16140 [ 1347.168621][ T32] r4:00000000 [ 1347.168660][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.168740][ T32] r9:83018205 r8:85a4d400 r7:00000000 r6:83018200 r5:00001000 r4:7f50d000 [ 1347.168774][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.168823][ T32] r5:00001000 r4:ed783000 [ 1347.168845][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.168886][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.168931][ T32] r5:85b4f38c r4:85b4f000 [ 1347.168953][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.169029][ T32] r7:ddde2d40 r6:83018200 r5:85b4f38c r4:85acd680 [ 1347.169056][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.169111][ T32] r10:61c88647 r9:85a4d400 r8:85acd6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.169163][ T32] r4:85acd680 [ 1347.169189][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.169262][ T32] r10:00000000 r9:85acd680 r8:8027ed34 r7:ed779e60 r6:85533b80 r5:85a4d400 [ 1347.169290][ T32] r4:00000001 [ 1347.169335][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.169457][ T32] Exception stack(0xed78dfb0 to 0xed78dff8) [ 1347.169493][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.169525][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.169554][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.169610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.169662][ T32] r4:85b16100 [ 1347.170351][ T32] INFO: task kworker/1:676:7144 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1347.170389][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.170474][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.170547][ T32] Call trace: [ 1347.170608][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1347.170693][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1347.170721][ T32] r4:00000000 [ 1347.170768][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.170813][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1347.170846][ T32] dd20: 81323000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1347.170934][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1347.170974][ T32] dd60: 80070113 ffffffff [ 1347.171003][ T32] r5:80070113 r4:80239bd0 [ 1347.171026][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.171069][ T32] r4:82ac11e4 [ 1347.171114][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.171166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1347.171191][ T32] r4:eaf0ddc0 [ 1347.171212][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.171257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1347.171296][ T32] r4:00000000 [ 1347.171321][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.171370][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1347.171392][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.171466][ T32] r5:00001000 r4:ecf7b000 [ 1347.171492][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.171559][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.171681][ T32] r5:85a5178c r4:85a51400 [ 1347.171736][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.171791][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1347.171813][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.171862][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.171885][ T32] r4:84879f00 [ 1347.171905][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.172020][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1347.172051][ T32] r4:00000001 [ 1347.172152][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.172213][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1347.172244][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.172275][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.172304][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.172336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.172359][ T32] r4:847915c0 [ 1347.172382][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.172421][ T32] INFO: task kworker/1:677:7147 blocked for more than 473 seconds. [ 1347.172488][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.172519][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.172557][ T32] task:kworker/1:677 state:D stack:0 pid:7147 tgid:7147 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.172634][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.172705][ T32] Call trace: [ 1347.172742][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1347.172791][ T32] r10:829187f4 r9:ed6e9d84 r8:00000002 r7:60000113 r6:ed6e9d8c r5:85ad0c00 [ 1347.172890][ T32] r4:85ad0c00 [ 1347.172916][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1347.172959][ T32] r5:85ad0c00 r4:829187f0 [ 1347.173028][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.173074][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.173125][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6e9e08 [ 1347.173150][ T32] r4:00000000 [ 1347.173171][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1347.173294][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.173337][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.173383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b166c0 [ 1347.173456][ T32] r4:00000000 [ 1347.173534][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.173593][ T32] r9:83018205 r8:85ad0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f515000 [ 1347.173616][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.173676][ T32] r5:00001000 r4:ed7a3000 [ 1347.173701][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.173763][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.173840][ T32] r5:85b4ff8c r4:85b4fc00 [ 1347.173880][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.186352][ T32] r7:ddde2d40 r6:83018200 r5:85b4ff8c r4:85acd700 [ 1347.186434][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.186509][ T32] r10:61c88647 r9:85ad0c00 r8:85acd72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.186550][ T32] r4:85acd700 [ 1347.186588][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.186667][ T32] r10:00000000 r9:85acd700 r8:8027ed34 r7:ed779e60 r6:85acd780 r5:85ad0c00 [ 1347.186701][ T32] r4:00000001 [ 1347.186771][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.186815][ T32] Exception stack(0xed6e9fb0 to 0xed6e9ff8) [ 1347.186847][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.186928][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.186987][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.187022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.187080][ T32] r4:85b162c0 [ 1347.187921][ T32] INFO: task kworker/1:677:7147 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1347.187962][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.188029][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.188078][ T32] Call trace: [ 1347.188141][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1347.188214][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1347.188244][ T32] r4:00000000 [ 1347.188266][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.188307][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1347.188341][ T32] dd20: 81671000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1347.188383][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1347.188413][ T32] dd60: 80070113 ffffffff [ 1347.188461][ T32] r5:80070113 r4:80239bd0 [ 1347.188486][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.188559][ T32] r4:82ac11e4 [ 1347.188585][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.188657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1347.188684][ T32] r4:eaf0ddc0 [ 1347.188706][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.188752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1347.188776][ T32] r4:00000000 [ 1347.188797][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.188857][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1347.188884][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.189092][ T32] r5:00001000 r4:ecf7b000 [ 1347.189120][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.189165][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.189210][ T32] r5:85a5178c r4:85a51400 [ 1347.189231][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.189281][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1347.189303][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.189377][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.189423][ T32] r4:84879f00 [ 1347.189476][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.189532][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1347.189557][ T32] r4:00000001 [ 1347.189634][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.189676][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1347.189704][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.189760][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.189793][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.189826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.189921][ T32] r4:847915c0 [ 1347.189957][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.190006][ T32] INFO: task kworker/1:678:7150 blocked for more than 473 seconds. [ 1347.190045][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.190073][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.190118][ T32] task:kworker/1:678 state:D stack:0 pid:7150 tgid:7150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.190189][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.190234][ T32] Call trace: [ 1347.190339][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1347.190392][ T32] r10:829187f4 r9:ed7a1d84 r8:00000002 r7:60000013 r6:ed7a1d8c r5:85ad9800 [ 1347.190417][ T32] r4:85ad9800 [ 1347.190443][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1347.190488][ T32] r5:85ad9800 r4:829187f0 [ 1347.190510][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.190551][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.190601][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7a1e08 [ 1347.190761][ T32] r4:00000000 [ 1347.190843][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1347.191090][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.191137][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.191185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b16500 [ 1347.191208][ T32] r4:00000000 [ 1347.191229][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.191330][ T32] r9:83018205 r8:85ad9800 r7:00000000 r6:83018200 r5:00001000 r4:7f513000 [ 1347.191358][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.191481][ T32] r5:00001000 r4:ed799000 [ 1347.191507][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.191549][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.191593][ T32] r5:85b4fb8c r4:85b4f800 [ 1347.191614][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.191685][ T32] r7:ddde2d40 r6:83018200 r5:85b4fb8c r4:85acd800 [ 1347.191733][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.191786][ T32] r10:61c88647 r9:85ad9800 r8:85acd82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.191826][ T32] r4:85acd800 [ 1347.191878][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.191963][ T32] r10:00000000 r9:85acd800 r8:8027ed34 r7:ed6e9e60 r6:85acd880 r5:85ad9800 [ 1347.192013][ T32] r4:00000001 [ 1347.192038][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.192077][ T32] Exception stack(0xed7a1fb0 to 0xed7a1ff8) [ 1347.192106][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.192158][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.192192][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.192247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.192297][ T32] r4:85b164c0 [ 1347.192669][ T32] INFO: task kworker/1:678:7150 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1347.192707][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.192765][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.192809][ T32] Call trace: [ 1347.192841][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1347.192941][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1347.192971][ T32] r4:00000000 [ 1347.193014][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.193059][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1347.193091][ T32] dd20: 81671000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1347.193122][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1347.193148][ T32] dd60: 80070113 ffffffff [ 1347.193173][ T32] r5:80070113 r4:80239bd0 [ 1347.193193][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.193234][ T32] r4:82ac11e4 [ 1347.193254][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.193300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1347.193325][ T32] r4:eaf0ddc0 [ 1347.193346][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.193428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1347.193456][ T32] r4:00000000 [ 1347.193564][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.193618][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1347.193664][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.193732][ T32] r5:00001000 r4:ecf7b000 [ 1347.193756][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.193798][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.193903][ T32] r5:85a5178c r4:85a51400 [ 1347.216617][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.216729][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1347.216755][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.216810][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.216836][ T32] r4:84879f00 [ 1347.216906][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.216986][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1347.217020][ T32] r4:00000001 [ 1347.217043][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.217100][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1347.217135][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.217172][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.217226][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.217262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.217336][ T32] r4:847915c0 [ 1347.217363][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.217393][ T32] INFO: task kworker/1:679:7152 blocked for more than 473 seconds. [ 1347.217454][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.217485][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.217508][ T32] task:kworker/1:679 state:D stack:0 pid:7152 tgid:7152 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.217562][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.217606][ T32] Call trace: [ 1347.217650][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1347.217708][ T32] r10:829187f4 r9:ed72dd84 r8:00000002 r7:60000013 r6:ed72dd8c r5:85ada400 [ 1347.217732][ T32] r4:85ada400 [ 1347.217752][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1347.217794][ T32] r5:85ada400 r4:829187f0 [ 1347.217815][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.217856][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.217907][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed72de08 [ 1347.217954][ T32] r4:00000000 [ 1347.218003][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1347.218049][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.218090][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.218219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b16840 [ 1347.218247][ T32] r4:00000000 [ 1347.218269][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.218403][ T32] r9:83018205 r8:85ada400 r7:00000000 r6:83018200 r5:00001000 r4:7f517000 [ 1347.218441][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.218489][ T32] r5:00001000 r4:ed7a9000 [ 1347.218510][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.218575][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.218625][ T32] r5:85b5038c r4:85b50000 [ 1347.218669][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.218779][ T32] r7:ddde2d40 r6:83018200 r5:85b5038c r4:85acd900 [ 1347.218828][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.218883][ T32] r10:61c88647 r9:85ada400 r8:85acd92c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.218935][ T32] r4:85acd900 [ 1347.218993][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.219045][ T32] r10:00000000 r9:85acd900 r8:8027ed34 r7:ed6e9e60 r6:85acd980 r5:85ada400 [ 1347.219073][ T32] r4:00000001 [ 1347.219093][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.219130][ T32] Exception stack(0xed72dfb0 to 0xed72dff8) [ 1347.219158][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.219188][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.219257][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.219315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.219356][ T32] r4:85b16680 [ 1347.219960][ T32] INFO: task kworker/1:679:7152 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1347.220078][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.220142][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.220284][ T32] Call trace: [ 1347.220339][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1347.220394][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1347.220419][ T32] r4:00000000 [ 1347.220443][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.220483][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1347.220553][ T32] dd20: 81be3000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1347.220591][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1347.220618][ T32] dd60: 80070113 ffffffff [ 1347.220643][ T32] r5:80070113 r4:80239bd0 [ 1347.220664][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.220708][ T32] r4:82ac11e4 [ 1347.220729][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.220775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1347.220800][ T32] r4:eaf0ddc0 [ 1347.220858][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.220934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1347.220984][ T32] r4:00000000 [ 1347.221043][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.221126][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1347.221205][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.221255][ T32] r5:00001000 r4:ecf7b000 [ 1347.221311][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.221356][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.221401][ T32] r5:85a5178c r4:85a51400 [ 1347.221422][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.221476][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1347.221497][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.221546][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.221571][ T32] r4:84879f00 [ 1347.221590][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.221638][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1347.221710][ T32] r4:00000001 [ 1347.221742][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.221779][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1347.221806][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.221861][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.221895][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.221951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.222002][ T32] r4:847915c0 [ 1347.222027][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.222078][ T32] INFO: task kworker/1:680:7154 blocked for more than 473 seconds. [ 1347.222150][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.222179][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.222252][ T32] task:kworker/1:680 state:D stack:0 pid:7154 tgid:7154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.222311][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.222390][ T32] Call trace: [ 1347.222430][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1347.222525][ T32] r10:829187f4 r9:ed7bdd84 r8:00000002 r7:60000013 r6:ed7bdd8c r5:85adbc00 [ 1347.222596][ T32] r4:85adbc00 [ 1347.222638][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1347.222714][ T32] r5:85adbc00 r4:829187f0 [ 1347.222739][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.222837][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.222891][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7bde08 [ 1347.222977][ T32] r4:00000000 [ 1347.223008][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1347.223064][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.223106][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.223167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b16a40 [ 1347.223218][ T32] r4:00000000 [ 1347.223264][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.223315][ T32] r9:83018205 r8:85adbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f519000 [ 1347.223337][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.223382][ T32] r5:00001000 r4:ed7b3000 [ 1347.223403][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.223458][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.223519][ T32] r5:85b5078c r4:85b50400 [ 1347.223579][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.223711][ T32] r7:ddde2d40 r6:83018200 r5:85b5078c r4:85acda00 [ 1347.223736][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.223786][ T32] r10:61c88647 r9:85adbc00 r8:85acda2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.223811][ T32] r4:85acda00 [ 1347.223831][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.223881][ T32] r10:00000000 r9:85acda00 r8:8027ed34 r7:ed72de60 r6:85acda80 r5:85adbc00 [ 1347.223908][ T32] r4:00000001 [ 1347.248151][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.248337][ T32] Exception stack(0xed7bdfb0 to 0xed7bdff8) [ 1347.248381][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.248416][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.248445][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.248485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.248512][ T32] r4:85b16b80 [ 1347.249380][ T32] INFO: task kworker/1:680:7154 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1347.249435][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.249650][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.249712][ T32] Call trace: [ 1347.249835][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1347.249893][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1347.249979][ T32] r4:00000000 [ 1347.250068][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.250124][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1347.250188][ T32] dd20: 81f08000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1347.250230][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1347.250329][ T32] dd60: 80070113 ffffffff [ 1347.250358][ T32] r5:80070113 r4:80239bd0 [ 1347.250385][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.250482][ T32] r4:82ac11e4 [ 1347.250506][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.250553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1347.250578][ T32] r4:eaf0ddc0 [ 1347.250599][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.250645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1347.250717][ T32] r4:00000000 [ 1347.251293][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.251357][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1347.251382][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.251426][ T32] r5:00001000 r4:ecf7b000 [ 1347.251448][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.251516][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.251566][ T32] r5:85a5178c r4:85a51400 [ 1347.251589][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.251662][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1347.251707][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.251789][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.251840][ T32] r4:84879f00 [ 1347.251888][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.251942][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1347.251967][ T32] r4:00000001 [ 1347.251987][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.252070][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1347.252127][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.252252][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.252286][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.252318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.252343][ T32] r4:847915c0 [ 1347.252374][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.252430][ T32] INFO: task kworker/1:681:7156 blocked for more than 473 seconds. [ 1347.252470][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.252497][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.252535][ T32] task:kworker/1:681 state:D stack:0 pid:7156 tgid:7156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.252627][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.252712][ T32] Call trace: [ 1347.252775][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1347.252831][ T32] r10:829187f4 r9:ed7b1d84 r8:00000002 r7:60000013 r6:ed7b1d8c r5:85ad8000 [ 1347.252931][ T32] r4:85ad8000 [ 1347.252957][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1347.253024][ T32] r5:85ad8000 r4:829187f0 [ 1347.253071][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.253118][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.253170][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7b1e08 [ 1347.253217][ T32] r4:00000000 [ 1347.253249][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1347.253290][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.253329][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.253398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b16c40 [ 1347.253431][ T32] r4:00000000 [ 1347.253537][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.253610][ T32] r9:83018205 r8:85ad8000 r7:00000000 r6:83018200 r5:00001000 r4:7f51b000 [ 1347.253662][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.253716][ T32] r5:00001000 r4:ed7b9000 [ 1347.253738][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.253781][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.253825][ T32] r5:85b50b8c r4:85b50800 [ 1347.253851][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.253897][ T32] r7:ddde2d40 r6:83018200 r5:85b50b8c r4:85acdb00 [ 1347.253918][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.260690][ T32] r10:61c88647 r9:85ad8000 r8:85acdb2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.260759][ T32] r4:85acdb00 [ 1347.260787][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.260884][ T32] r10:00000000 r9:85acdb00 r8:8027ed34 r7:ed7bde60 r6:85acdb80 r5:85ad8000 [ 1347.260914][ T32] r4:00000001 [ 1347.260936][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.261022][ T32] Exception stack(0xed7b1fb0 to 0xed7b1ff8) [ 1347.261063][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.261143][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.261184][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.261217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.261267][ T32] r4:85b16a00 [ 1347.261899][ T32] INFO: task kworker/1:681:7156 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1347.262081][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.262186][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.262241][ T32] Call trace: [ 1347.262294][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1347.262353][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1347.262384][ T32] r4:00000000 [ 1347.262428][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.262475][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1347.262531][ T32] dd20: 81f08000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1347.262566][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1347.262592][ T32] dd60: 80070113 ffffffff [ 1347.262618][ T32] r5:80070113 r4:80239bd0 [ 1347.262747][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.262802][ T32] r4:82ac11e4 [ 1347.262834][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.262885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1347.262909][ T32] r4:eaf0ddc0 [ 1347.262930][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.262976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1347.263000][ T32] r4:00000000 [ 1347.263093][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.263149][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1347.263172][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.263216][ T32] r5:00001000 r4:ecf7b000 [ 1347.263238][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.263280][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.263325][ T32] r5:85a5178c r4:85a51400 [ 1347.263358][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.263412][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1347.263434][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.263484][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.263507][ T32] r4:84879f00 [ 1347.263550][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.263604][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1347.263628][ T32] r4:00000001 [ 1347.263648][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.263685][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1347.263723][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.263755][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.263784][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.263815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.263838][ T32] r4:847915c0 [ 1347.263860][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.263990][ T32] INFO: task kworker/1:682:7158 blocked for more than 473 seconds. [ 1347.283384][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.283484][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.283548][ T32] task:kworker/1:682 state:D stack:0 pid:7158 tgid:7158 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.283684][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.283855][ T32] Call trace: [ 1347.284390][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1347.284606][ T32] r10:829187f4 r9:ed7d1d84 r8:00000002 r7:60000113 r6:ed7d1d8c r5:85adb000 [ 1347.284671][ T32] r4:85adb000 [ 1347.284760][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1347.284873][ T32] r5:85adb000 r4:829187f0 [ 1347.284930][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.285032][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.285146][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7d1e08 [ 1347.285216][ T32] r4:00000000 [ 1347.285274][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1347.285383][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.285487][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.285649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a32f40 [ 1347.285723][ T32] r4:00000000 [ 1347.285779][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.285894][ T32] r9:83018205 r8:85adb000 r7:00000000 r6:83018200 r5:00001000 r4:7f521000 [ 1347.285968][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.286082][ T32] r5:00001000 r4:ed7df000 [ 1347.286151][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.286254][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.286370][ T32] r5:85b50f8c r4:85b50c00 [ 1347.286440][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.286590][ T32] r7:ddde2d40 r6:83018200 r5:85b50f8c r4:85acdc00 [ 1347.286652][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.286780][ T32] r10:61c88647 r9:85adb000 r8:85acdc2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.286858][ T32] r4:85acdc00 [ 1347.286918][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.287050][ T32] r10:00000000 r9:85acdc00 r8:8027ed34 r7:ed7b1e60 r6:85acdc80 r5:85adb000 [ 1347.287127][ T32] r4:00000001 [ 1347.287187][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.287328][ T32] Exception stack(0xed7d1fb0 to 0xed7d1ff8) [ 1347.287424][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.287542][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.287632][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.287716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.287777][ T32] r4:85b16c00 [ 1347.289253][ T32] INFO: task kworker/1:682:7158 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1347.289359][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.289504][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.289630][ T32] Call trace: [ 1347.289738][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1347.289858][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 ** 1 printk messages dropped ** [ 1347.290014][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1347.290874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 ** 8 printk messages dropped ** [ 1347.291604][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1347.292480][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1347.293675][ T32] r5:85add400 r4:829187f0 [ 1347.293727][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.293818][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.314483][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7dde08 [ 1347.314681][ T32] r4:00000000 [ 1347.314747][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1347.314893][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.315016][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.315138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b0d040 [ 1347.315199][ T32] r4:00000000 [ 1347.315256][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.315393][ T32] r9:83018205 r8:85add400 r7:00000000 r6:83018200 r5:00001000 r4:7f523000 [ 1347.315461][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.315584][ T32] r5:00001000 r4:ed7e5000 [ 1347.315678][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.315782][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.315887][ T32] r5:85b5138c r4:85b51000 [ 1347.315954][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.316090][ T32] r7:ddde2d40 r6:83018200 r5:85b5138c r4:85acdd00 [ 1347.316146][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.316275][ T32] r10:61c88647 r9:85add400 r8:85acdd2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.316346][ T32] r4:85acdd00 [ 1347.316401][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.316518][ T32] r10:00000000 r9:85acdd00 r8:8027ed34 r7:ed7d1e60 r6:85acdd80 r5:85add400 [ 1347.316599][ T32] r4:00000001 [ 1347.316654][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.316749][ T32] Exception stack(0xed7ddfb0 to 0xed7ddff8) [ 1347.316850][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.316942][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.317012][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.317086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.317162][ T32] r4:85b0d080 [ 1347.318567][ T32] INFO: task kworker/1:683:7162 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1347.318672][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.318841][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.318951][ T32] Call trace: [ 1347.319050][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1347.319185][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1347.319246][ T32] r4:00000000 [ 1347.319314][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.319419][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1347.319526][ T32] dd20: 822ff000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1347.319617][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1347.319679][ T32] dd60: 80070113 ffffffff [ 1347.319752][ T32] r5:80070113 r4:80239bd0 [ 1347.319827][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.319931][ T32] r4:82ac11e4 [ 1347.319995][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.320096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1347.320154][ T32] r4:eaf0ddc0 [ 1347.320297][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.320412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1347.320472][ T32] r4:00000000 [ 1347.320528][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.320658][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1347.320732][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.320840][ T32] r5:00001000 r4:ecf7b000 [ 1347.320889][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.321033][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.321141][ T32] r5:85a5178c r4:85a51400 [ 1347.321193][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.321315][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1347.321385][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.321516][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1347.321789][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.322208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 8 printk messages dropped ** [ 1347.322928][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1347.323250][ T32] r5:85adc800 r4:829187f0 [ 1347.323367][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1347.323695][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.352139][ T32] r9:83018205 r8:85adc800 r7:00000000 r6:83018200 r5:00001000 r4:7f525000 ** 8 printk messages dropped ** [ 1347.352956][ T32] r10:61c88647 r9:85adc800 r8:85acde2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1347.353645][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1347.371609][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) ** 8 printk messages dropped ** [ 1347.372342][ T32] r4:eaf0ddc0 ** 4 printk messages dropped ** [ 1347.372852][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 ** 10 printk messages dropped ** [ 1347.373872][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1347.388321][ T32] r4:847915c0 ** 5 printk messages dropped ** [ 1347.388878][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.389581][ T32] r5:85ade000 r4:829187f0 [ 1347.389635][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 12 printk messages dropped ** [ 1347.390812][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.391199][ T32] r7:ddde2d40 r6:83018200 r5:85b51b8c r4:85acdf00 [ 1347.391256][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.391368][ T32] r10:61c88647 r9:85ade000 r8:85acdf2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.391427][ T32] r4:85acdf00 [ 1347.391490][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.391608][ T32] r10:00000000 r9:85acdf00 r8:8027ed34 r7:ed781e60 r6:85acdf80 r5:85ade000 [ 1347.391693][ T32] r4:00000001 [ 1347.391773][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.391865][ T32] Exception stack(0xed7c5fb0 to 0xed7c5ff8) [ 1347.391999][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.392084][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.392156][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.392235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.392292][ T32] r4:85b0d180 [ 1347.393688][ T32] INFO: task kworker/1:685:7166 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1347.393778][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.407034][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.407156][ T32] Call trace: [ 1347.407267][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1347.407335][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1347.407361][ T32] r4:00000000 [ 1347.407385][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.407427][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1347.407462][ T32] dd20: 82b40000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1347.407540][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1347.407611][ T32] dd60: 80070113 ffffffff [ 1347.407641][ T32] r5:80070113 r4:80239bd0 [ 1347.407663][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.407710][ T32] r4:82ac11e4 [ 1347.407732][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.407794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1347.407851][ T32] r4:eaf0ddc0 [ 1347.407876][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.407942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1347.407970][ T32] r4:00000000 [ 1347.408016][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.408104][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1347.408137][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.408196][ T32] r5:00001000 r4:ecf7b000 [ 1347.408233][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.408283][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.408331][ T32] r5:85a5178c r4:85a51400 [ 1347.408362][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.408425][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1347.408448][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.408511][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.408570][ T32] r4:84879f00 [ 1347.408610][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.408662][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1347.408761][ T32] r4:00000001 [ 1347.408788][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.408826][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1347.408902][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.409033][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.409070][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.409105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.409177][ T32] r4:847915c0 [ 1347.409238][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1347.409380][ T32] task:kworker/1:686 state:D stack:0 pid:7168 tgid:7168 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.409932][ T32] r5:85adec00 r4:829187f0 [ 1347.409954][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.409995][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.410044][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7f5e08 ** 3 printk messages dropped ** [ 1347.410205][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1347.410662][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1347.411110][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1347.412774][ T32] dd60: 80070113 ffffffff [ 1347.412800][ T32] r5:80070113 r4:80239bd0 [ 1347.412822][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.412866][ T32] r4:82ac11e4 [ 1347.412887][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.412980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1347.413015][ T32] r4:eaf0ddc0 [ 1347.413040][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.413088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1347.413129][ T32] r4:00000000 [ 1347.413159][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.413243][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1347.413271][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.413323][ T32] r5:00001000 r4:ecf7b000 [ 1347.413345][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.413387][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.413431][ T32] r5:85a5178c r4:85a51400 [ 1347.413452][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.413520][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1347.413547][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.413632][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.413659][ T32] r4:84879f00 [ 1347.413727][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.413782][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1347.413807][ T32] r4:00000001 [ 1347.413910][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.434404][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1347.434528][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.434566][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.434597][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.434634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.434659][ T32] r4:847915c0 [ 1347.434732][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.434769][ T32] INFO: task kworker/1:687:7170 blocked for more than 473 seconds. [ 1347.434916][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.435005][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.435032][ T32] task:kworker/1:687 state:D stack:0 pid:7170 tgid:7170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.435091][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.435161][ T32] Call trace: [ 1347.435199][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1347.435259][ T32] r10:829187f4 r9:ed7fdd84 r8:00000002 r7:60000013 r6:ed7fdd8c r5:85ad8c00 [ 1347.435284][ T32] r4:85ad8c00 [ 1347.435305][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1347.435442][ T32] r5:85ad8c00 r4:829187f0 [ 1347.435512][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.435578][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.435631][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7fde08 [ 1347.435657][ T32] r4:00000000 [ 1347.435755][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1347.435801][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.435844][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.435890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b0d680 [ 1347.435920][ T32] r4:00000000 [ 1347.435949][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.436014][ T32] r9:83018205 r8:85ad8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f52b000 [ 1347.436037][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.436115][ T32] r5:00001000 r4:ed805000 [ 1347.436141][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.436195][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.436246][ T32] r5:85b5238c r4:85b52000 [ 1347.436314][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.436442][ T32] r7:ddde2d40 r6:83018200 r5:85b5238c r4:85b1c000 [ 1347.436469][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.436524][ T32] r10:61c88647 r9:85ad8c00 r8:85b1c02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.436576][ T32] r4:85b1c000 [ 1347.436600][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.436650][ T32] r10:00000000 r9:85b1c000 r8:8027ed34 r7:ed7f5e60 r6:85b1c180 r5:85ad8c00 [ 1347.436701][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1347.436930][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.438897][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 ** 10 printk messages dropped ** [ 1347.439688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 ** 10 printk messages dropped ** [ 1347.440453][ T32] r5:85a5178c r4:85a51400 ** 4 printk messages dropped ** [ 1347.440729][ T32] r4:84879f00 ** 5 printk messages dropped ** [ 1347.441042][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.441442][ T32] task:kworker/1:688 state:D stack:0 pid:7172 tgid:7172 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.442053][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed809e08 [ 1347.442078][ T32] r4:00000000 [ 1347.442098][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1347.442161][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.442204][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.442278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b0d880 [ 1347.442332][ T32] r4:00000000 [ 1347.442390][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.442465][ T32] r9:83018205 r8:85ad4800 r7:00000000 r6:83018200 r5:00001000 r4:7f52d000 [ 1347.442516][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.442566][ T32] r5:00001000 r4:ed813000 [ 1347.442609][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.442679][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.442769][ T32] r5:85b5278c r4:85b52400 [ 1347.442799][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.442847][ T32] r7:ddde2d40 r6:83018200 r5:85b5278c r4:85b1c200 [ 1347.442869][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.442943][ T32] r10:61c88647 r9:85ad4800 r8:85b1c22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.442970][ T32] r4:85b1c200 [ 1347.442992][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.443081][ T32] r10:00000000 r9:85b1c200 r8:8027ed34 r7:ed7fde60 r6:85b1c280 r5:85ad4800 [ 1347.443114][ T32] r4:00000001 [ 1347.443134][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.443184][ T32] Exception stack(0xed809fb0 to 0xed809ff8) [ 1347.443241][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.443299][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.443332][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.443364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.443411][ T32] r4:85b0d340 [ 1347.443782][ T32] INFO: task kworker/1:688:7172 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1347.443818][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.443876][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.468520][ T32] Call trace: [ 1347.468669][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1347.468825][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1347.468880][ T32] r4:00000000 [ 1347.468926][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.468974][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1347.469071][ T32] dd20: 831c5000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1347.469195][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1347.469226][ T32] dd60: 80070113 ffffffff [ 1347.469254][ T32] r5:80070113 r4:80239bd0 [ 1347.469276][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 2 printk messages dropped ** [ 1347.469393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 ** 3 printk messages dropped ** [ 1347.469569][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.469840][ T32] r5:00001000 r4:ecf7b000 ** 3 printk messages dropped ** [ 1347.470364][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1347.470576][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1347.470749][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1347.470908][ T32] r4:847915c0 ** 2 printk messages dropped ** [ 1347.470998][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1347.471434][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.471658][ T32] r5:85ad3c00 r4:829187f0 [ 1347.471704][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.471754][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.471875][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed811e08 [ 1347.471974][ T32] r4:00000000 [ 1347.471999][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1347.472051][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.472185][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1347.473127][ T32] r7:ddde2d40 r6:83018200 r5:85b52b8c r4:85b1c300 [ 1347.473148][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.473197][ T32] r10:61c88647 r9:85ad3c00 r8:85b1c32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.473224][ T32] r4:85b1c300 [ 1347.473244][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.473307][ T32] r10:00000000 r9:85b1c300 r8:8027ed34 r7:ed809e60 r6:85b1c380 r5:85ad3c00 [ 1347.473359][ T32] r4:00000001 [ 1347.473407][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.473456][ T32] Exception stack(0xed811fb0 to 0xed811ff8) [ 1347.473485][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.473521][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.473584][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.473620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.473668][ T32] r4:85b0d740 [ 1347.490155][ T32] INFO: task kworker/1:689:7174 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1347.490291][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.490518][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.490592][ T32] Call trace: [ 1347.490680][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1347.490745][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1347.490794][ T32] r4:00000000 [ 1347.490822][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.490865][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1347.490900][ T32] dd20: 8343c000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1347.490933][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1347.490979][ T32] dd60: 80070113 ffffffff [ 1347.491036][ T32] r5:80070113 r4:80239bd0 [ 1347.491063][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.491111][ T32] r4:82ac11e4 [ 1347.491132][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.491178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1347.491213][ T32] r4:eaf0ddc0 [ 1347.491263][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.491315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1347.491363][ T32] r4:00000000 [ 1347.491393][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.491446][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1347.491542][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.491593][ T32] r5:00001000 r4:ecf7b000 [ 1347.491661][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.491774][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.491832][ T32] r5:85a5178c r4:85a51400 [ 1347.491853][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.491905][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1347.491928][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.491977][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.492001][ T32] r4:84879f00 [ 1347.492022][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.492096][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1347.492149][ T32] r4:00000001 [ 1347.492175][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1347.492243][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.492745][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.493127][ T32] r5:85ae0000 r4:829187f0 [ 1347.493148][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.493189][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.493249][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed81de08 [ 1347.493273][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1347.493351][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 14 printk messages dropped ** [ 1347.504693][ T32] r4:85b1c400 ** 11 printk messages dropped ** [ 1347.505864][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1347.506852][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.507288][ T32] r5:85a5178c r4:85a51400 ** 5 printk messages dropped ** [ 1347.507646][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1347.508535][ T32] INFO: task kworker/1:691:7178 blocked for more than 474 seconds. ** 9 printk messages dropped ** [ 1347.509460][ T32] r5:85ae0c00 r4:829187f0 [ 1347.509536][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1347.509798][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1347.509942][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.510053][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.510112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b0dd40 [ 1347.510138][ T32] r4:00000000 [ 1347.510158][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.510207][ T32] r9:83018205 r8:85ae0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1347.510231][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.510286][ T32] r5:00001000 r4:dfa9b000 [ 1347.510384][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.510435][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.510493][ T32] r5:85b5378c r4:85b53400 [ 1347.510522][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.510572][ T32] r7:ddde2d40 r6:83018200 r5:85b5378c r4:85b1c500 [ 1347.510593][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.510668][ T32] r10:61c88647 r9:85ae0c00 r8:85b1c52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.510714][ T32] r4:85b1c500 [ 1347.510738][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.510812][ T32] r10:00000000 r9:85b1c500 r8:8027ed34 r7:ed81de60 r6:85b1c580 r5:85ae0c00 [ 1347.510840][ T32] r4:00000001 [ 1347.510861][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.510898][ T32] Exception stack(0xed825fb0 to 0xed825ff8) [ 1347.510927][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.510962][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.511099][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.511309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.511370][ T32] r4:85b0dac0 [ 1347.511724][ T32] INFO: task kworker/1:691:7178 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1347.511782][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.511924][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.511973][ T32] Call trace: [ 1347.512005][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1347.512059][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1347.512084][ T32] r4:00000000 [ 1347.512128][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.512279][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1347.512315][ T32] dd20: 834f0000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1347.512347][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1347.512373][ T32] dd60: 80070113 ffffffff [ 1347.512401][ T32] r5:80070113 r4:80239bd0 [ 1347.512439][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.512488][ T32] r4:82ac11e4 [ 1347.512516][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.512591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1347.512626][ T32] r4:eaf0ddc0 [ 1347.512648][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.512720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1347.512844][ T32] r4:00000000 [ 1347.512868][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.512922][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1347.512946][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.513063][ T32] r5:00001000 r4:ecf7b000 [ 1347.513089][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.513133][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.513179][ T32] r5:85a5178c r4:85a51400 [ 1347.513199][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.513272][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1347.513321][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.513375][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.513399][ T32] r4:84879f00 [ 1347.513482][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.513546][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1347.513572][ T32] r4:00000001 [ 1347.513594][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.513631][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1347.513678][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.513713][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.513797][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.513835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.513860][ T32] r4:847915c0 [ 1347.513906][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.513942][ T32] INFO: task kworker/1:692:7180 blocked for more than 474 seconds. [ 1347.544274][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.544408][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.544456][ T32] task:kworker/1:692 state:D stack:0 pid:7180 tgid:7180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.544533][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1347.544744][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1347.544961][ T32] r5:85a4ec00 r4:829187f0 [ 1347.544994][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1347.545249][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed83de08 ** 8 printk messages dropped ** [ 1347.545562][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.545608][ T32] r5:00001000 r4:ed82d000 [ 1347.545630][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.545696][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.545771][ T32] r5:85b5338c r4:85b53000 [ 1347.545820][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.545997][ T32] r7:ddde2d40 r6:83018200 r5:85b5338c r4:85b1c600 [ 1347.546024][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.546074][ T32] r10:61c88647 r9:85a4ec00 r8:85b1c62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.546098][ T32] r4:85b1c600 [ 1347.546143][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.546219][ T32] r10:00000000 r9:85b1c600 r8:8027ed34 r7:ed825e60 r6:85533c00 r5:85a4ec00 [ 1347.546269][ T32] r4:00000001 [ 1347.546294][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.546334][ T32] Exception stack(0xed83dfb0 to 0xed83dff8) [ 1347.546388][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.546456][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.546494][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.546571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.546600][ T32] r4:85b0dbc0 [ 1347.547355][ T32] INFO: task kworker/1:692:7180 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1347.547393][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.547513][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.547614][ T32] Call trace: [ 1347.547715][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1347.547850][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1347.547921][ T32] r4:00000000 [ 1347.547994][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.548109][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1347.548189][ T32] dd20: 839af000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1347.548312][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1347.548385][ T32] dd60: 80070113 ffffffff [ 1347.548463][ T32] r5:80070113 r4:80239bd0 [ 1347.548560][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.548666][ T32] r4:82ac11e4 [ 1347.548718][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.548841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1347.548904][ T32] r4:eaf0ddc0 [ 1347.548958][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.549055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1347.549107][ T32] r4:00000000 [ 1347.549157][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.549295][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1347.549365][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1347.550160][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1347.550890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1347.551320][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.551576][ T32] r5:85a4c800 r4:829187f0 [ 1347.551597][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.551638][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1347.551728][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.551842][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1347.552071][ T32] r5:00001000 r4:ecdbf000 ** 4 printk messages dropped ** [ 1347.552320][ T32] r7:ddde2d40 r6:83018200 r5:85b53b8c r4:85b1c680 ** 8 printk messages dropped ** [ 1347.552802][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.553667][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 ** 10 printk messages dropped ** [ 1347.572533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 ** 10 printk messages dropped ** [ 1347.573587][ T32] r5:85a5178c r4:85a51400 ** 4 printk messages dropped ** [ 1347.584396][ T32] r4:84879f00 ** 5 printk messages dropped ** [ 1347.584692][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.585272][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.585663][ T32] r5:85720c00 r4:829187f0 ** 2 printk messages dropped ** [ 1347.585805][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed849e08 ** 10 printk messages dropped ** [ 1347.586364][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.586410][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.586455][ T32] r5:85b5c38c r4:85b5c000 [ 1347.586476][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.586541][ T32] r7:ddde2d40 r6:83018200 r5:85b5c38c r4:85b1c700 [ 1347.586567][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.586664][ T32] r10:61c88647 r9:85720c00 r8:85b1c72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.586692][ T32] r4:85b1c700 [ 1347.586751][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.586804][ T32] r10:00000000 r9:85b1c700 r8:8027ed34 r7:ed841e60 r6:85533d00 r5:85720c00 [ 1347.586852][ T32] r4:00000001 [ 1347.586900][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.586989][ T32] Exception stack(0xed849fb0 to 0xed849ff8) [ 1347.587045][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.587104][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.587143][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.587176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.587223][ T32] r4:85aced40 [ 1347.588287][ T32] INFO: task kworker/1:694:7184 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1347.588365][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.588551][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.588627][ T32] Call trace: [ 1347.588673][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1347.588753][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1347.588787][ T32] r4:00000000 [ 1347.588843][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.588906][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1347.589144][ T32] dd20: 83d59000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1347.589181][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1347.589210][ T32] dd60: 80070113 ffffffff [ 1347.589236][ T32] r5:80070113 r4:80239bd0 [ 1347.589355][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.589514][ T32] r4:82ac11e4 [ 1347.589564][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.589640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1347.589705][ T32] r4:eaf0ddc0 [ 1347.589730][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.589803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1347.589893][ T32] r4:00000000 [ 1347.589917][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.589992][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1347.590043][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.590093][ T32] r5:00001000 r4:ecf7b000 [ 1347.590149][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.590203][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.590248][ T32] r5:85a5178c r4:85a51400 [ 1347.590280][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.590335][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1347.590368][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.590443][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.590472][ T32] r4:84879f00 [ 1347.590494][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.590581][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1347.590641][ T32] r4:00000001 [ 1347.590694][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.590773][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1347.590834][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.590936][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.591037][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.591114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.591170][ T32] r4:847915c0 [ 1347.591221][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.591276][ T32] INFO: task kworker/1:695:7185 blocked for more than 474 seconds. [ 1347.591340][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.591393][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.591459][ T32] task:kworker/1:695 state:D stack:0 pid:7185 tgid:7185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.591571][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.591662][ T32] Call trace: [ 1347.591782][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1347.591892][ T32] r10:829187f4 r9:ed84dd84 r8:00000002 r7:60000013 r6:ed84dd8c r5:85721800 [ 1347.591950][ T32] r4:85721800 [ 1347.592001][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1347.592096][ T32] r5:85721800 r4:829187f0 [ 1347.592147][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.592235][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.592373][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed84de08 [ 1347.592424][ T32] r4:00000000 [ 1347.592448][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1347.592505][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.592581][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.592632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2f3c0 ** 2 printk messages dropped ** [ 1347.592725][ T32] r9:83018205 r8:85721800 r7:00000000 r6:83018200 r5:00001000 r4:7f4af000 ** 8 printk messages dropped ** [ 1347.593069][ T32] r10:61c88647 r9:85721800 r8:85b1c7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1347.593398][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.627779][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 ** 10 printk messages dropped ** [ 1347.628758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 ** 3 printk messages dropped ** [ 1347.629049][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.629381][ T32] r5:00001000 r4:ecf7b000 ** 2 printk messages dropped ** [ 1347.629636][ T32] r5:85a5178c r4:85a51400 ** 7 printk messages dropped ** [ 1347.630332][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1347.631389][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.631958][ T32] r5:85722400 r4:829187f0 ** 3 printk messages dropped ** [ 1347.632261][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.632635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2f4c0 ** 7 printk messages dropped ** [ 1347.633340][ T32] r5:85b5cf8c r4:85b5cc00 ** 4 printk messages dropped ** [ 1347.633713][ T32] r4:85b1c880 ** 6 printk messages dropped ** [ 1347.641705][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.643063][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 ** 14 printk messages dropped ** [ 1347.643781][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.648624][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.648679][ T32] r5:85a5178c r4:85a51400 [ 1347.648703][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.648757][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1347.648833][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.648887][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.648970][ T32] r4:84879f00 [ 1347.649020][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.649085][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1347.649110][ T32] r4:00000001 [ 1347.649132][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.649218][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1347.649253][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.649336][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.649465][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.649500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.649577][ T32] r4:847915c0 [ 1347.649659][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.649742][ T32] INFO: task kworker/1:697:7193 blocked for more than 474 seconds. [ 1347.649782][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.649809][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.649867][ T32] task:kworker/1:697 state:D stack:0 pid:7193 tgid:7193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.649965][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.650096][ T32] Call trace: [ 1347.650202][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1347.650258][ T32] r10:829187f4 r9:ed859d84 r8:00000002 r7:60000013 r6:ed859d8c r5:85723000 [ 1347.650299][ T32] r4:85723000 [ 1347.650325][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1347.650368][ T32] r5:85723000 r4:829187f0 [ 1347.650390][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.650432][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.650482][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed859e08 [ 1347.650505][ T32] r4:00000000 [ 1347.650533][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1347.650572][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.650686][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.650738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2f640 [ 1347.650764][ T32] r4:00000000 [ 1347.650785][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.650859][ T32] r9:83018205 r8:85723000 r7:00000000 r6:83018200 r5:00001000 r4:7f4b3000 [ 1347.650886][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.650931][ T32] r5:00001000 r4:ed363000 [ 1347.650955][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.651002][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.651049][ T32] r5:85b5d38c r4:85b5d000 [ 1347.651069][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.651116][ T32] r7:ddde2d40 r6:83018200 r5:85b5d38c r4:85b1c900 [ 1347.651138][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1347.651310][ T32] r10:00000000 r9:85b1c900 r8:8027ed34 r7:ed851e60 r6:85533e80 r5:85723000 ** 9 printk messages dropped ** [ 1347.652602][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1347.653283][ T32] r4:eaf0ddc0 [ 1347.653303][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.653348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1347.653409][ T32] r4:00000000 [ 1347.653456][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.653580][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1347.653608][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.653655][ T32] r5:00001000 r4:ecf7b000 [ 1347.653819][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.653864][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.653932][ T32] r5:85a5178c r4:85a51400 [ 1347.653995][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.671448][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1347.671569][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.671663][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.671689][ T32] r4:84879f00 [ 1347.671711][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.671762][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1347.671810][ T32] r4:00000001 [ 1347.671836][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.671877][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1347.671935][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.671971][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.672015][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.672148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.672428][ T32] r4:847915c0 [ 1347.672457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.672516][ T32] INFO: task kworker/1:698:7195 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1347.672923][ T32] r4:85723c00 ** 1 printk messages dropped ** [ 1347.673008][ T32] r5:85723c00 r4:829187f0 [ 1347.673216][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1347.673313][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed861e08 ** 19 printk messages dropped ** [ 1347.685015][ T32] r10:00000000 r9:85b1c980 r8:8027ed34 r7:ed859e60 r6:85533f00 r5:85723c00 ** 3 printk messages dropped ** [ 1347.685296][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.685427][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.685465][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.685516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.685627][ T32] r4:85b2f580 [ 1347.686390][ T32] INFO: task kworker/1:698:7195 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1347.686479][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.686753][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.686814][ T32] Call trace: [ 1347.686848][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1347.686903][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1347.686929][ T32] r4:00000000 [ 1347.687022][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.687068][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1347.687101][ T32] dd20: 848f5000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1347.687135][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1347.687161][ T32] dd60: 80070113 ffffffff [ 1347.687186][ T32] r5:80070113 r4:80239bd0 [ 1347.687208][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.687278][ T32] r4:82ac11e4 [ 1347.687303][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.687350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1347.687379][ T32] r4:eaf0ddc0 [ 1347.687454][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.687523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1347.687572][ T32] r4:00000000 [ 1347.687782][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.687906][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 ** 5 printk messages dropped ** [ 1347.688305][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1347.688976][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.689378][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.689643][ T32] r5:85ae2400 r4:829187f0 [ 1347.689668][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.689711][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1347.689964][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1347.690378][ T32] r5:85b5d78c r4:85b5d400 ** 1 printk messages dropped ** [ 1347.690528][ T32] r7:ddde2d40 r6:83018200 r5:85b5d78c r4:85b1ca00 ** 4 printk messages dropped ** [ 1347.690945][ T32] r10:00000000 r9:85b1ca00 r8:8027ed34 r7:ed861e60 r6:85b1ca80 r5:85ae2400 ** 5 printk messages dropped ** [ 1347.691129][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1347.692106][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.692365][ T32] r5:80070113 r4:80239bd0 ** 6 printk messages dropped ** [ 1347.692646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 ** 8 printk messages dropped ** [ 1347.693024][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1347.693858][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1347.716981][ T32] r10:829187f4 r9:ed85dd84 r8:00000002 r7:60000113 r6:ed85dd8c r5:85ae3000 ** 2 printk messages dropped ** [ 1347.717131][ T32] r5:85ae3000 r4:829187f0 ** 3 printk messages dropped ** [ 1347.717268][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.717632][ T32] r9:83018205 r8:85ae3000 r7:00000000 r6:83018200 r5:00001000 r4:7f4b9000 ** 15 printk messages dropped ** [ 1347.718516][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1347.718579][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.718636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.718679][ T32] r4:85b2f900 [ 1347.719488][ T32] INFO: task kworker/1:700:7199 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1347.719534][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.719695][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.719742][ T32] Call trace: [ 1347.719843][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1347.719949][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1347.719978][ T32] r4:00000000 [ 1347.720023][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.720102][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1347.720150][ T32] dd20: 84c29000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1347.720218][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1347.720278][ T32] dd60: 80070113 ffffffff [ 1347.720307][ T32] r5:80070113 r4:80239bd0 [ 1347.720336][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.720382][ T32] r4:82ac11e4 [ 1347.720404][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.720450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1347.720474][ T32] r4:eaf0ddc0 [ 1347.720494][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.720652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1347.720682][ T32] r4:00000000 [ 1347.720768][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.720847][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1347.720874][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.720924][ T32] r5:00001000 r4:ecf7b000 [ 1347.720971][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.721018][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.721064][ T32] r5:85a5178c r4:85a51400 [ 1347.721116][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.721204][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1347.721229][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.721280][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.721305][ T32] r4:84879f00 [ 1347.721326][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.721376][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1347.721399][ T32] r4:00000001 [ 1347.721419][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.721582][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1347.721683][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.721722][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.721754][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.721785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.721816][ T32] r4:847915c0 [ 1347.721837][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.721863][ T32] INFO: task kworker/1:701:7200 blocked for more than 474 seconds. ** 2 printk messages dropped ** [ 1347.721940][ T32] task:kworker/1:701 state:D stack:0 pid:7200 tgid:7200 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.722320][ T32] r5:85ae3c00 r4:829187f0 [ 1347.722341][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.722383][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.722450][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed831e08 ** 7 printk messages dropped ** [ 1347.722859][ T32] r9:83018205 r8:85ae3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f4bb000 ** 6 printk messages dropped ** [ 1347.723294][ T32] r7:ddde2d40 r6:83018200 r5:85b5e38c r4:85b1cc00 ** 8 printk messages dropped ** [ 1347.723876][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1347.748033][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1347.748411][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1347.748633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 ** 9 printk messages dropped ** [ 1347.749343][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 ** 8 printk messages dropped ** [ 1347.749882][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1347.750514][ T32] r5:85ae4800 r4:829187f0 [ 1347.750541][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.750585][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.750635][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed869e08 [ 1347.750658][ T32] r4:00000000 [ 1347.750679][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1347.750719][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.750759][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.750818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2fcc0 [ 1347.750846][ T32] r4:00000000 [ 1347.750893][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.750946][ T32] r9:83018205 r8:85ae4800 r7:00000000 r6:83018200 r5:00001000 r4:7f4bf000 [ 1347.750969][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.751012][ T32] r5:00001000 r4:ed3b3000 [ 1347.751033][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.751142][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.751191][ T32] r5:85b5e78c r4:85b5e400 [ 1347.751226][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.751281][ T32] r7:ddde2d40 r6:83018200 r5:85b5e78c r4:85b1cd80 [ 1347.751305][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.751381][ T32] r10:61c88647 r9:85ae4800 r8:85b1cdac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.751484][ T32] r4:85b1cd80 [ 1347.751545][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.751598][ T32] r10:00000000 r9:85b1cd80 r8:8027ed34 r7:ed831e60 r6:85b1ce00 r5:85ae4800 [ 1347.751645][ T32] r4:00000001 [ 1347.751678][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.751717][ T32] Exception stack(0xed869fb0 to 0xed869ff8) [ 1347.751746][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.751778][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.751807][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.751863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.751891][ T32] r4:85b2fbc0 [ 1347.752334][ T32] INFO: task kworker/1:702:7203 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1347.752385][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.752518][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.752599][ T32] Call trace: [ 1347.752651][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1347.752715][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 ** 5 printk messages dropped ** [ 1347.752893][ T32] dd60: 80070113 ffffffff ** 5 printk messages dropped ** [ 1347.753188][ T32] r4:eaf0ddc0 ** 6 printk messages dropped ** [ 1347.753486][ T32] r5:00001000 r4:ecf7b000 ** 7 printk messages dropped ** [ 1347.753917][ T32] r4:84879f00 ** 5 printk messages dropped ** [ 1347.774800][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.775332][ T32] task:kworker/1:703 state:D stack:0 pid:7205 tgid:7205 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.775827][ T32] r5:85ae5400 r4:829187f0 [ 1347.775933][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.775979][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1347.776343][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1347.776483][ T32] r9:83018205 r8:85ae5400 r7:00000000 r6:83018200 r5:00001000 r4:7f4c1000 ** 3 printk messages dropped ** [ 1347.776653][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1347.777260][ T32] Exception stack(0xed871fb0 to 0xed871ff8) ** 6 printk messages dropped ** [ 1347.778271][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1347.779126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 ** 10 printk messages dropped ** [ 1347.779806][ T32] r5:85a5178c r4:85a51400 ** 5 printk messages dropped ** [ 1347.780029][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 13 printk messages dropped ** [ 1347.780745][ T32] task:kworker/1:704 state:D stack:0 pid:7206 tgid:7206 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.780796][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.780837][ T32] Call trace: [ 1347.780869][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1347.780941][ T32] r10:829187f4 r9:ed86dd84 r8:00000002 r7:60000113 r6:ed86dd8c r5:85ae6c00 [ 1347.781002][ T32] r4:85ae6c00 [ 1347.781027][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1347.781073][ T32] r5:85ae6c00 r4:829187f0 [ 1347.781127][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.781171][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.781221][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed86de08 [ 1347.781245][ T32] r4:00000000 [ 1347.781265][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1347.781304][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.781366][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.781416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b2f300 [ 1347.781456][ T32] r4:00000000 [ 1347.781480][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.781536][ T32] r9:83018205 r8:85ae6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f4c3000 [ 1347.781559][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.781602][ T32] r5:00001000 r4:ed3e3000 [ 1347.781636][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.781681][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.781734][ T32] r5:85b5ef8c r4:85b5ec00 [ 1347.781757][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.781806][ T32] r7:ddde2d40 r6:83018200 r5:85b5ef8c r4:85b1cf00 [ 1347.781841][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.781893][ T32] r10:61c88647 r9:85ae6c00 r8:85b1cf2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.781917][ T32] r4:85b1cf00 [ 1347.781937][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.782140][ T32] r10:00000000 r9:85b1cf00 r8:8027ed34 r7:ed871e60 r6:85b1cf80 r5:85ae6c00 [ 1347.782169][ T32] r4:00000001 [ 1347.782190][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.782227][ T32] Exception stack(0xed86dfb0 to 0xed86dff8) [ 1347.782255][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.782286][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.782315][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.782370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.782400][ T32] r4:85b2fdc0 [ 1347.782731][ T32] INFO: task kworker/1:704:7206 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1347.782767][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.782944][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.783037][ T32] Call trace: [ 1347.783146][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1347.783203][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1347.783228][ T32] r4:00000000 [ 1347.783249][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.783289][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1347.783321][ T32] dd20: 85211000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1347.783354][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1347.783428][ T32] dd60: 80070113 ffffffff [ 1347.783490][ T32] r5:80070113 r4:80239bd0 [ 1347.783543][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.783590][ T32] r4:82ac11e4 [ 1347.783611][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.783659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1347.783732][ T32] r4:eaf0ddc0 [ 1347.783777][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.783827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1347.783851][ T32] r4:00000000 [ 1347.783880][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.804514][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1347.804569][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.804637][ T32] r5:00001000 r4:ecf7b000 [ 1347.804659][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.804730][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.804793][ T32] r5:85a5178c r4:85a51400 [ 1347.804815][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.804944][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1347.804973][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.805027][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.805053][ T32] r4:84879f00 [ 1347.805108][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.805162][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1347.805187][ T32] r4:00000001 [ 1347.805208][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.805343][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1347.805406][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1347.805584][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1347.807015][ T32] r5:85ae1800 r4:829187f0 [ 1347.807133][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1347.807954][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1347.808771][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1347.809939][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) ** 13 printk messages dropped ** [ 1347.810586][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1347.810636][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.810686][ T32] r5:00001000 r4:ecf7b000 [ 1347.810712][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.810754][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.810798][ T32] r5:85a5178c r4:85a51400 [ 1347.810818][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.810905][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1347.810932][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.810982][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.811006][ T32] r4:84879f00 [ 1347.811054][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.811185][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1347.811294][ T32] r4:00000001 [ 1347.811393][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.811559][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1347.811593][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.811625][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.811658][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.811691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.811715][ T32] r4:847915c0 [ 1347.811766][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.811794][ T32] INFO: task kworker/1:706:7211 blocked for more than 474 seconds. [ 1347.811825][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.811850][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.811871][ T32] task:kworker/1:706 state:D stack:0 pid:7211 tgid:7211 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.811977][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.812023][ T32] Call trace: [ 1347.812055][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1347.812104][ T32] r10:829187f4 r9:ed879d84 r8:00000002 r7:60000113 r6:ed879d8c r5:85ae6000 [ 1347.812127][ T32] r4:85ae6000 [ 1347.812149][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1347.812192][ T32] r5:85ae6000 r4:829187f0 [ 1347.812218][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.812262][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.812311][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed879e08 [ 1347.812334][ T32] r4:00000000 [ 1347.812378][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1347.812425][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.812463][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.812525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b3d1c0 [ 1347.812589][ T32] r4:00000000 [ 1347.812613][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.812687][ T32] r9:83018205 r8:85ae6000 r7:00000000 r6:83018200 r5:00001000 r4:7f4c7000 [ 1347.812713][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.812761][ T32] r5:00001000 r4:ed40d000 [ 1347.812783][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.812954][ T32] r7:ddde2d40 r6:83018200 r5:85b5f78c r4:85b3b080 ** 7 printk messages dropped ** [ 1347.813360][ T32] Exception stack(0xed879fb0 to 0xed879ff8) ** 6 printk messages dropped ** [ 1347.813829][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1347.836915][ T32] r4:eaf0ddc0 ** 4 printk messages dropped ** [ 1347.837119][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 ** 14 printk messages dropped ** [ 1347.837878][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) ** 5 printk messages dropped ** [ 1347.838093][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.838138][ T32] INFO: task kworker/1:707:7214 blocked for more than 474 seconds. [ 1347.838177][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.838204][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.838227][ T32] task:kworker/1:707 state:D stack:0 pid:7214 tgid:7214 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.838280][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.838330][ T32] Call trace: [ 1347.838402][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1347.838490][ T32] r10:829187f4 r9:ed87dd84 r8:00000002 r7:60000013 r6:ed87dd8c r5:85af0000 [ 1347.838523][ T32] r4:85af0000 [ 1347.838617][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1347.838665][ T32] r5:85af0000 r4:829187f0 [ 1347.838711][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.838804][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.838858][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed87de08 [ 1347.838884][ T32] r4:00000000 [ 1347.838967][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1347.839012][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.839323][ T32] r5:00001000 r4:ed421000 ** 12 printk messages dropped ** [ 1347.839794][ T32] Exception stack(0xed87dfb0 to 0xed87dff8) ** 15 printk messages dropped ** [ 1347.841256][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1347.841284][ T32] dd60: 80070113 ffffffff [ 1347.841313][ T32] r5:80070113 r4:80239bd0 [ 1347.841333][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.841375][ T32] r4:82ac11e4 [ 1347.841396][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.841466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1347.841495][ T32] r4:eaf0ddc0 [ 1347.841547][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.841596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1347.841647][ T32] r4:00000000 [ 1347.841672][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.841722][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1347.841768][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.841841][ T32] r5:00001000 r4:ecf7b000 [ 1347.841866][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.841907][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.841952][ T32] r5:85a5178c r4:85a51400 [ 1347.841972][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.842021][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1347.842043][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.842147][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.842175][ T32] r4:84879f00 [ 1347.842242][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.842300][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1347.842326][ T32] r4:00000001 [ 1347.842364][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.842406][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1347.842434][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.842525][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.842560][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.842616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.842668][ T32] r4:847915c0 [ 1347.842693][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.842719][ T32] INFO: task kworker/1:708:7215 blocked for more than 474 seconds. ** 2 printk messages dropped ** [ 1347.842817][ T32] task:kworker/1:708 state:D stack:0 pid:7215 tgid:7215 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.843089][ T32] r5:85af0c00 r4:829187f0 [ 1347.843109][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1347.843197][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed881e08 ** 8 printk messages dropped ** [ 1347.843540][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1347.843952][ T32] r10:61c88647 r9:85af0c00 r8:85b3b2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1347.871448][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1347.872834][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) ** 7 printk messages dropped ** [ 1347.873152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 ** 9 printk messages dropped ** [ 1347.873705][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.876239][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1347.876463][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1347.876802][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.877131][ T32] task:kworker/1:709 state:D stack:0 pid:7218 tgid:7218 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.877513][ T32] r5:85af1800 r4:829187f0 ** 3 printk messages dropped ** [ 1347.877759][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.878131][ T32] r9:83018205 r8:85af1800 r7:00000000 r6:83018200 r5:00001000 r4:7f4cd000 ** 8 printk messages dropped ** [ 1347.878561][ T32] r10:61c88647 r9:85af1800 r8:85b3b3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1347.878811][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.879936][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 ** 11 printk messages dropped ** [ 1347.880355][ T32] r4:eaf0ddc0 ** 4 printk messages dropped ** [ 1347.880670][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 ** 10 printk messages dropped ** [ 1347.881118][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1347.881457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.881484][ T32] INFO: task kworker/1:710:7219 blocked for more than 474 seconds. [ 1347.881539][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.881569][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.881603][ T32] task:kworker/1:710 state:D stack:0 pid:7219 tgid:7219 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.881655][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.881697][ T32] Call trace: [ 1347.881730][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1347.881803][ T32] r10:829187f4 r9:ed88dd84 r8:00000002 r7:60000013 r6:ed88dd8c r5:85af3000 [ 1347.881831][ T32] r4:85af3000 [ 1347.881854][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1347.881923][ T32] r5:85af3000 r4:829187f0 [ 1347.881948][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.881989][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.882038][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed88de08 [ 1347.882062][ T32] r4:00000000 [ 1347.882088][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1347.882131][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.882196][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.882247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b3d980 [ 1347.882305][ T32] r4:00000000 [ 1347.882329][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.882377][ T32] r9:83018205 r8:85af3000 r7:00000000 r6:83018200 r5:00001000 r4:7f4cf000 [ 1347.882399][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.882442][ T32] r5:00001000 r4:ed467000 [ 1347.882463][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.882504][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.882558][ T32] r5:85b6478c r4:85b64400 [ 1347.882602][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.882653][ T32] r7:ddde2d40 r6:83018200 r5:85b6478c r4:85b3b480 [ 1347.882704][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.882759][ T32] r10:61c88647 r9:85af3000 r8:85b3b4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.882783][ T32] r4:85b3b480 [ 1347.882803][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.882852][ T32] r10:00000000 r9:85b3b480 r8:8027ed34 r7:ed889e60 r6:85b3b500 r5:85af3000 [ 1347.882899][ T32] r4:00000001 [ 1347.882923][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.883022][ T32] Exception stack(0xed88dfb0 to 0xed88dff8) [ 1347.883081][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.883115][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.883168][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.883203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.883230][ T32] r4:85b3d4c0 [ 1347.883511][ T32] INFO: task kworker/1:710:7219 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1347.883547][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.883634][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.883703][ T32] Call trace: [ 1347.883738][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 7 printk messages dropped ** [ 1347.905564][ T32] r5:80070113 r4:80239bd0 ** 3 printk messages dropped ** [ 1347.905718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 ** 5 printk messages dropped ** [ 1347.905904][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 ** 4 printk messages dropped ** [ 1347.906134][ T32] r5:85a5178c r4:85a51400 ** 3 printk messages dropped ** [ 1347.906365][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1347.906630][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) ** 3 printk messages dropped ** [ 1347.906758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1347.906873][ T32] INFO: task kworker/1:711:7221 blocked for more than 474 seconds. ** 3 printk messages dropped ** [ 1347.907156][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.907409][ T32] r5:85af4800 r4:829187f0 [ 1347.907434][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.907503][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1347.907737][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1347.908154][ T32] r5:85b64b8c r4:85b64800 ** 7 printk messages dropped ** [ 1347.908624][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.908866][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1347.909988][ T32] r4:00000000 [ 1347.910009][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.910049][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1347.910084][ T32] dd20: 8613e000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1347.910193][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1347.910234][ T32] dd60: 80070113 ffffffff [ 1347.910311][ T32] r5:80070113 r4:80239bd0 [ 1347.910342][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.910457][ T32] r4:82ac11e4 [ 1347.910511][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.910569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1347.910594][ T32] r4:eaf0ddc0 [ 1347.910616][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.910661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1347.910710][ T32] r4:00000000 [ 1347.910751][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.910949][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1347.910986][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.911035][ T32] r5:00001000 r4:ecf7b000 [ 1347.911084][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.911136][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.911382][ T32] r5:85a5178c r4:85a51400 [ 1347.911413][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.911621][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1347.911647][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.911746][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.911774][ T32] r4:84879f00 [ 1347.911796][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.911855][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1347.911883][ T32] r4:00000001 [ 1347.911904][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.911956][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1347.911989][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.912020][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.912059][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.912093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.912116][ T32] r4:847915c0 [ 1347.912148][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.912179][ T32] INFO: task kworker/1:712:7223 blocked for more than 474 seconds. [ 1347.912209][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.912291][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.912351][ T32] task:kworker/1:712 state:D stack:0 pid:7223 tgid:7223 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.912402][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.912471][ T32] Call trace: [ 1347.912569][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1347.912674][ T32] r10:829187f4 r9:ed885d84 r8:00000002 r7:60000113 r6:ed885d8c r5:85af2400 [ 1347.912727][ T32] r4:85af2400 [ 1347.912761][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1347.912809][ T32] r5:85af2400 r4:829187f0 [ 1347.912830][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.912873][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.912932][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed885e08 [ 1347.912959][ T32] r4:00000000 [ 1347.912980][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1347.913046][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.913088][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.913182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b21b80 [ 1347.913209][ T32] r4:00000000 [ 1347.913255][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.913357][ T32] r9:83018205 r8:85af2400 r7:00000000 r6:83018200 r5:00001000 r4:7f4d5000 [ 1347.913416][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.913465][ T32] r5:00001000 r4:ed4ab000 [ 1347.913486][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.913579][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.913629][ T32] r5:85b6538c r4:85b65000 [ 1347.913650][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.913697][ T32] r7:ddde2d40 r6:83018200 r5:85b6538c r4:85b3b580 [ 1347.913718][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.913803][ T32] r10:61c88647 r9:85af2400 r8:85b3b5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.913856][ T32] r4:85b3b580 [ 1347.913902][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.932977][ T32] r10:00000000 r9:85b3b580 r8:8027ed34 r7:ed891e60 r6:85b3b700 r5:85af2400 [ 1347.933068][ T32] r4:00000001 [ 1347.933147][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.933289][ T32] Exception stack(0xed885fb0 to 0xed885ff8) [ 1347.933372][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.933444][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.933513][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.933587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.933645][ T32] r4:85b3da80 [ 1347.939175][ T32] INFO: task kworker/1:712:7223 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1347.939254][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.939329][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1347.939513][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.939686][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1347.939945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 ** 6 printk messages dropped ** [ 1347.940242][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1347.940917][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1347.941440][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1347.942206][ T32] r5:85af3c00 r4:829187f0 [ 1347.942231][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1347.942360][ T32] r4:00000000 [ 1347.942383][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1347.942425][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.942462][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.942555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b3dcc0 [ 1347.942583][ T32] r4:00000000 [ 1347.942604][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.942652][ T32] r9:83018205 r8:85af3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f4d3000 [ 1347.942676][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.942719][ T32] r5:00001000 r4:ed497000 [ 1347.942740][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.942780][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.942823][ T32] r5:85b64f8c r4:85b64c00 [ 1347.942864][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.942915][ T32] r7:ddde2d40 r6:83018200 r5:85b64f8c r4:85b3b780 [ 1347.942937][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.942986][ T32] r10:61c88647 r9:85af3c00 r8:85b3b7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.943011][ T32] r4:85b3b780 [ 1347.943052][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.943103][ T32] r10:00000000 r9:85b3b780 r8:8027ed34 r7:ed885e60 r6:85b3b800 r5:85af3c00 [ 1347.943127][ T32] r4:00000001 [ 1347.943171][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.943211][ T32] Exception stack(0xed895fb0 to 0xed895ff8) [ 1347.943291][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.943326][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.943408][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.943445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.943469][ T32] r4:85b21300 [ 1347.943839][ T32] INFO: task kworker/1:713:7225 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1347.943875][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.961227][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.961457][ T32] Call trace: [ 1347.961500][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1347.961570][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1347.961595][ T32] r4:00000000 [ 1347.961823][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.961874][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1347.961910][ T32] dd20: 86877000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1347.961953][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1347.961982][ T32] dd60: 80070113 ffffffff [ 1347.962008][ T32] r5:80070113 r4:80239bd0 [ 1347.962030][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.962091][ T32] r4:82ac11e4 [ 1347.962140][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.962216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1347.962243][ T32] r4:eaf0ddc0 [ 1347.962265][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.962312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1347.962337][ T32] r4:00000000 [ 1347.962357][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.962407][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1347.962430][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.962475][ T32] r5:00001000 r4:ecf7b000 [ 1347.962496][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.962618][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.962673][ T32] r5:85a5178c r4:85a51400 [ 1347.962696][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.962746][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1347.962770][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.962820][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.962844][ T32] r4:84879f00 [ 1347.962944][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.963008][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1347.963050][ T32] r4:00000001 [ 1347.963073][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.963158][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1347.963190][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.963222][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.963253][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1347.963334][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1347.963995][ T32] r5:85af5400 r4:829187f0 [ 1347.971200][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.971336][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1347.971486][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.971700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b42040 ** 12 printk messages dropped ** [ 1347.972515][ T32] r4:85b3b880 ** 6 printk messages dropped ** [ 1347.972879][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1347.987419][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) ** 8 printk messages dropped ** [ 1347.987804][ T32] r4:eaf0ddc0 ** 5 printk messages dropped ** [ 1347.988017][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1347.988221][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.988320][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1347.988347][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.988397][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.988420][ T32] r4:84879f00 [ 1347.988478][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.988619][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1347.988672][ T32] r4:00000001 [ 1347.988697][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.988771][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1347.988826][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.988869][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.988900][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.989046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.989078][ T32] r4:847915c0 [ 1347.989113][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.989151][ T32] INFO: task kworker/1:715:7229 blocked for more than 474 seconds. [ 1347.989193][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.989250][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.989315][ T32] task:kworker/1:715 state:D stack:0 pid:7229 tgid:7229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.989521][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.989653][ T32] Call trace: [ 1347.989791][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1347.989922][ T32] r10:829187f4 r9:ed8a1d84 r8:00000002 r7:60000113 r6:ed8a1d8c r5:85af8c00 [ 1347.989993][ T32] r4:85af8c00 [ 1347.990041][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1347.990134][ T32] r5:85af8c00 r4:829187f0 [ 1347.990181][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.990274][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.990400][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed8a1e08 [ 1347.990468][ T32] r4:00000000 [ 1347.990539][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1347.990629][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.990725][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1347.990846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b424c0 [ 1347.990904][ T32] r4:00000000 [ 1347.990955][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1347.991062][ T32] r9:83018205 r8:85af8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f4db000 [ 1347.991119][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.991220][ T32] r5:00001000 r4:ed4f1000 [ 1347.991271][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1347.991377][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.991483][ T32] r5:85b65b8c r4:85b65800 [ 1347.991546][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.991650][ T32] r7:ddde2d40 r6:83018200 r5:85b65b8c r4:85b3b980 [ 1347.991725][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.991856][ T32] r10:61c88647 r9:85af8c00 r8:85b3b9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1347.992191][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.992220][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.992276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.992305][ T32] r4:85b42200 [ 1347.993101][ T32] INFO: task kworker/1:715:7229 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1347.993172][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.993242][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.993287][ T32] Call trace: [ 1347.993495][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1347.993557][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1347.993594][ T32] r4:00000000 [ 1347.993642][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.993687][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1347.993744][ T32] dd20: 86d30000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1347.993780][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1347.993807][ T32] dd60: 80070113 ffffffff [ 1347.993832][ T32] r5:80070113 r4:80239bd0 [ 1347.993853][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.993894][ T32] r4:82ac11e4 [ 1347.993915][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.993960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1348.014409][ T32] r4:eaf0ddc0 [ 1348.014533][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1348.014623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1348.014726][ T32] r4:00000000 [ 1348.014811][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1348.014890][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1348.014917][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.014967][ T32] r5:00001000 r4:ecf7b000 [ 1348.015013][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1348.015085][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.015228][ T32] r5:85a5178c r4:85a51400 [ 1348.015271][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.015327][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 ** 8 printk messages dropped ** [ 1348.015665][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.015988][ T32] task:kworker/1:716 state:D stack:0 pid:7232 tgid:7232 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.016308][ T32] r5:85af9800 r4:829187f0 [ 1348.016329][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1348.016581][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1348.016952][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1348.017409][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1348.017647][ T32] r4:85b423c0 ** 2 printk messages dropped ** [ 1348.018583][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1348.019183][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1348.019373][ T32] r4:eaf0ddc0 ** 6 printk messages dropped ** [ 1348.019737][ T32] r5:00001000 r4:ecf7b000 ** 7 printk messages dropped ** [ 1348.020099][ T32] r4:84879f00 ** 6 printk messages dropped ** [ 1348.020519][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1348.021292][ T32] r10:829187f4 r9:ed8b5d84 r8:00000002 r7:60000113 r6:ed8b5d8c r5:85afa400 ** 2 printk messages dropped ** [ 1348.021451][ T32] r5:85afa400 r4:829187f0 ** 3 printk messages dropped ** [ 1348.021648][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.021958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b42a00 ** 11 printk messages dropped ** [ 1348.022632][ T32] r10:61c88647 r9:85afa400 r8:85b3bbac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1348.022947][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.023702][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 ** 11 printk messages dropped ** [ 1348.046696][ T32] r4:eaf0ddc0 ** 5 printk messages dropped ** [ 1348.046952][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1348.047437][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1348.047657][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.047712][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.047749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.047773][ T32] r4:847915c0 [ 1348.047797][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.047832][ T32] INFO: task kworker/1:718:7238 blocked for more than 474 seconds. [ 1348.047870][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.047927][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.047955][ T32] task:kworker/1:718 state:D stack:0 pid:7238 tgid:7238 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.048043][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.048091][ T32] Call trace: [ 1348.048148][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1348.048206][ T32] r10:829187f4 r9:ed8b9d84 r8:00000002 r7:60000113 r6:ed8b9d8c r5:85afbc00 [ 1348.048230][ T32] r4:85afbc00 [ 1348.048275][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1348.048322][ T32] r5:85afbc00 r4:829187f0 [ 1348.048344][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.048446][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.048595][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed8b9e08 [ 1348.048652][ T32] r4:00000000 [ 1348.048701][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1348.048794][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.048882][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1348.049012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b42c00 [ 1348.049087][ T32] r4:00000000 [ 1348.049140][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1348.049248][ T32] r9:83018205 r8:85afbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f4e5000 [ 1348.049305][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.049404][ T32] r5:00001000 r4:ed697000 [ 1348.049455][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1348.049614][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.049735][ T32] r5:85b6678c r4:85b66400 [ 1348.049791][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.049912][ T32] r7:ddde2d40 r6:83018200 r5:85b6678c r4:85b3bc80 [ 1348.049968][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.050075][ T32] r10:61c88647 r9:85afbc00 r8:85b3bcac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1348.051862][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 25 printk messages dropped ** [ 1348.053079][ T32] r5:85a5178c r4:85a51400 ** 12 printk messages dropped ** [ 1348.053629][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1348.078583][ T32] r5:85af8000 r4:829187f0 ** 8 printk messages dropped ** [ 1348.079373][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1348.080293][ T32] r4:85b3bd80 ** 11 printk messages dropped ** [ 1348.082446][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 29 printk messages dropped ** [ 1348.095644][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 20 printk messages dropped ** [ 1348.097506][ T32] r4:85afd400 ** 1 printk messages dropped ** [ 1348.097682][ T32] r5:85afd400 r4:829187f0 [ 1348.097727][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.097817][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.097918][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed8bde08 [ 1348.097969][ T32] r4:00000000 [ 1348.098015][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1348.098098][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.098176][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1348.098278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b3a040 [ 1348.098343][ T32] r4:00000000 [ 1348.098389][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1348.098505][ T32] r9:83018205 r8:85afd400 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1348.098562][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.098655][ T32] r5:00001000 r4:dfaab000 [ 1348.098704][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1348.098791][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.098887][ T32] r5:85b6738c r4:85b67000 [ 1348.098939][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.099046][ T32] r7:ddde2d40 r6:83018200 r5:85b6738c r4:85b3be80 [ 1348.099139][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.099271][ T32] r10:61c88647 r9:85afd400 r8:85b3beac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.099332][ T32] r4:85b3be80 [ 1348.099375][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.099475][ T32] r10:00000000 r9:85b3be80 r8:8027ed34 r7:ed8b1e60 r6:85b3bf00 r5:85afd400 [ 1348.099550][ T32] r4:00000001 [ 1348.099594][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.099671][ T32] Exception stack(0xed8bdfb0 to 0xed8bdff8) [ 1348.099757][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.099831][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.099896][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.099962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1348.102417][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 ** 21 printk messages dropped ** [ 1348.138322][ T32] r4:84879f00 ** 10 printk messages dropped ** [ 1348.139176][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1348.140278][ T32] r5:85afc800 r4:829187f0 ** 3 printk messages dropped ** [ 1348.140663][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1348.141544][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1348.142847][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 1348.174979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 ** 22 printk messages dropped ** [ 1348.176872][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1348.178117][ T32] r5:85afe000 r4:829187f0 ** 8 printk messages dropped ** [ 1348.178823][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1348.179821][ T32] r10:61c88647 r9:85afe000 r8:85b370ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1348.180143][ T32] r4:00000001 [ 1348.180209][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.180313][ T32] Exception stack(0xed89dfb0 to 0xed89dff8) [ 1348.180383][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.180477][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.180591][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.180662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.180715][ T32] r4:85b3a300 [ 1348.182123][ T32] INFO: task kworker/1:722:7250 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1348.182224][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.182385][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.182544][ T32] Call trace: [ 1348.182620][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1348.182777][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1348.182848][ T32] r4:00000000 [ 1348.182918][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.183016][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1348.183092][ T32] dd20: 87e64000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1348.183166][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1348.183227][ T32] dd60: 80070113 ffffffff [ 1348.183283][ T32] r5:80070113 r4:80239bd0 [ 1348.183349][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.183448][ T32] r4:82ac11e4 [ 1348.183506][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1348.208333][ T32] r5:00001000 r4:ecf7b000 ** 16 printk messages dropped ** [ 1348.209703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1348.210826][ T32] r5:85afec00 r4:829187f0 ** 11 printk messages dropped ** [ 1348.211918][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 24 printk messages dropped ** [ 1348.230284][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 ** 21 printk messages dropped ** [ 1348.232144][ T32] r5:85a5178c r4:85a51400 ** 6 printk messages dropped ** [ 1348.232780][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1348.232837][ T32] r4:00000001 [ 1348.232886][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.232964][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1348.233027][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.233095][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.233165][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.233245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.233324][ T32] r4:847915c0 [ 1348.233387][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.233485][ T32] INFO: task kworker/1:724:7322 blocked for more than 474 seconds. [ 1348.233573][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.233632][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.233679][ T32] task:kworker/1:724 state:D stack:0 pid:7322 tgid:7322 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.233828][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.257891][ T32] r5:85af6c00 r4:829187f0 [ 1348.257939][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1348.258452][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1348.259305][ T32] r7:ddde2d40 r6:83018200 r5:85b67b8c r4:85b37280 ** 8 printk messages dropped ** [ 1348.260082][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1348.263081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 ** 12 printk messages dropped ** [ 1348.279586][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1348.279640][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.279786][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.279861][ T32] r4:84879f00 [ 1348.279910][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.280018][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1348.280078][ T32] r4:00000001 [ 1348.280121][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.280200][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1348.280266][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1348.280715][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1348.281753][ T32] r5:85af6000 r4:829187f0 ** 2 printk messages dropped ** [ 1348.282058][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed8a5e08 [ 1348.282110][ T32] r4:00000000 [ 1348.282157][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1348.282246][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.282343][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1348.282441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85abe2c0 [ 1348.282515][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1348.282713][ T32] r9:83018205 r8:85af6000 r7:00000000 r6:83018200 r5:00001000 r4:7f523000 ** 8 printk messages dropped ** [ 1348.283530][ T32] r10:61c88647 r9:85af6000 r8:85b373ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1348.296083][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1348.296976][ T32] r4:eaf0ddc0 ** 8 printk messages dropped ** [ 1348.297328][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1348.297618][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.297689][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1348.297717][ T32] r4:00000001 [ 1348.297737][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.297774][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1348.297802][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.297832][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.297865][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.297926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.297954][ T32] r4:847915c0 [ 1348.297977][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.298038][ T32] INFO: task kworker/1:726:7336 blocked for more than 474 seconds. [ 1348.298107][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.298176][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.298202][ T32] task:kworker/1:726 state:D stack:0 pid:7336 tgid:7336 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.298253][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.298327][ T32] Call trace: [ 1348.298387][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1348.298477][ T32] r10:829187f4 r9:ed951d84 r8:00000002 r7:60000113 r6:ed951d8c r5:85afb000 ** 2 printk messages dropped ** [ 1348.298665][ T32] r5:85afb000 r4:829187f0 [ 1348.298742][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1348.299247][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1348.299962][ T32] r5:85b7038c r4:85b70000 ** 7 printk messages dropped ** [ 1348.300584][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1348.302275][ T32] Call trace: ** 12 printk messages dropped ** [ 1348.303052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 ** 12 printk messages dropped ** [ 1348.303694][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 ** 11 printk messages dropped ** [ 1348.325832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.325858][ T32] r4:847915c0 [ 1348.325882][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.325914][ T32] INFO: task kworker/1:727:7339 blocked for more than 474 seconds. [ 1348.325949][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.325976][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.326021][ T32] task:kworker/1:727 state:D stack:0 pid:7339 tgid:7339 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.326084][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.326134][ T32] Call trace: [ 1348.326209][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1348.326309][ T32] r10:829187f4 r9:ed955d84 r8:00000002 r7:60000013 r6:ed955d8c r5:85b00000 [ 1348.326347][ T32] r4:85b00000 [ 1348.326370][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1348.326416][ T32] r5:85b00000 r4:829187f0 [ 1348.326471][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.326546][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.326621][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed955e08 [ 1348.326668][ T32] r4:00000000 [ 1348.326692][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1348.326962][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1348.327352][ T32] r4:85b37580 ** 9 printk messages dropped ** [ 1348.327801][ T32] r4:85abe380 ** 8 printk messages dropped ** [ 1348.329404][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) ** 5 printk messages dropped ** [ 1348.329814][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1348.330404][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 ** 12 printk messages dropped ** [ 1348.331455][ T32] r4:00000001 [ 1348.331521][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.331616][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1348.331678][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.331744][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.331822][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.331866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.331890][ T32] r4:847915c0 [ 1348.331912][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.331949][ T32] INFO: task kworker/1:728:7341 blocked for more than 474 seconds. [ 1348.331983][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.332008][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.332036][ T32] task:kworker/1:728 state:D stack:0 pid:7341 tgid:7341 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.332104][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.332155][ T32] Call trace: [ 1348.332197][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1348.332256][ T32] r10:829187f4 r9:ed959d84 r8:00000002 r7:60000113 r6:ed959d8c r5:85b00c00 [ 1348.332280][ T32] r4:85b00c00 [ 1348.332321][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1348.332367][ T32] r5:85b00c00 r4:829187f0 [ 1348.332396][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.332462][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.332523][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed959e08 ** 3 printk messages dropped ** [ 1348.332729][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1348.333110][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1348.333525][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1348.364837][ T32] Call trace: ** 6 printk messages dropped ** [ 1348.365112][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1348.365521][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.365722][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.366086][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1348.366199][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.366227][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.366260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.366305][ T32] r4:847915c0 [ 1348.366345][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.366382][ T32] INFO: task kworker/1:729:7344 blocked for more than 474 seconds. [ 1348.366439][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.366475][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.366503][ T32] task:kworker/1:729 state:D stack:0 pid:7344 tgid:7344 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.366567][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.366656][ T32] Call trace: [ 1348.366713][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1348.366772][ T32] r10:829187f4 r9:ed95dd84 r8:00000002 r7:60000113 r6:ed95dd8c r5:85b01800 [ 1348.366795][ T32] r4:85b01800 [ 1348.366816][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1348.366858][ T32] r5:85b01800 r4:829187f0 [ 1348.366879][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.366945][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.367020][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed95de08 [ 1348.367047][ T32] r4:00000000 [ 1348.367068][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1348.367141][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.367245][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1348.367294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85abe8c0 [ 1348.367317][ T32] r4:00000000 [ 1348.367338][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1348.367385][ T32] r9:83018205 r8:85b01800 r7:00000000 r6:83018200 r5:00001000 r4:7f531000 [ 1348.367407][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.367465][ T32] r5:00001000 r4:ed6ff000 [ 1348.367511][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1348.367556][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.367619][ T32] r5:85b70f8c r4:85b70c00 [ 1348.367664][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.367734][ T32] r7:ddde2d40 r6:83018200 r5:85b70f8c r4:85b37780 [ 1348.367778][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.367830][ T32] r10:61c88647 r9:85b01800 r8:85b377ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.367874][ T32] r4:85b37780 [ 1348.367896][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1348.368132][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.369527][ T32] Call trace: ** 12 printk messages dropped ** [ 1348.370024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 ** 10 printk messages dropped ** [ 1348.370513][ T32] r5:85a5178c r4:85a51400 ** 6 printk messages dropped ** [ 1348.370774][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1348.370801][ T32] r4:00000001 [ 1348.370821][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.370866][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1348.370896][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.370927][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.370956][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.370987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.371023][ T32] r4:847915c0 [ 1348.371046][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.371072][ T32] INFO: task kworker/1:730:7347 blocked for more than 474 seconds. [ 1348.371103][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.371139][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.371164][ T32] task:kworker/1:730 state:D stack:0 pid:7347 tgid:7347 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.371210][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.371251][ T32] Call trace: [ 1348.371310][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1348.371361][ T32] r10:829187f4 r9:eb921d84 r8:00000002 r7:60000113 r6:eb921d8c r5:85b02400 [ 1348.371427][ T32] r4:85b02400 [ 1348.371451][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1348.371498][ T32] r5:85b02400 r4:829187f0 [ 1348.371519][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.371559][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.371606][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb921e08 [ 1348.371642][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1348.371769][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1348.372212][ T32] r7:ddde2d40 r6:83018200 r5:85b71b8c r4:85b37880 [ 1348.372232][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.372292][ T32] r10:61c88647 r9:85b02400 r8:85b378ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.372321][ T32] r4:85b37880 [ 1348.372341][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.372389][ T32] r10:00000000 r9:85b37880 r8:8027ed34 r7:ed95de60 r6:85b37900 r5:85b02400 [ 1348.372411][ T32] r4:00000001 [ 1348.372434][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.372471][ T32] Exception stack(0xeb921fb0 to 0xeb921ff8) [ 1348.372504][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.372535][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.372619][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.372654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.372678][ T32] r4:85abe800 [ 1348.373060][ T32] INFO: task kworker/1:730:7347 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1348.373115][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1348.373887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 ** 11 printk messages dropped ** [ 1348.397021][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1348.397841][ T32] INFO: task kworker/1:731:7349 blocked for more than 474 seconds. [ 1348.397904][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.397940][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.397965][ T32] task:kworker/1:731 state:D stack:0 pid:7349 tgid:7349 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.398025][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.398072][ T32] Call trace: [ 1348.398126][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1348.398421][ T32] r5:85b03000 r4:829187f0 ** 2 printk messages dropped ** [ 1348.398550][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed93de08 ** 11 printk messages dropped ** [ 1348.399034][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1348.399151][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.399200][ T32] r7:ddde2d40 r6:83018200 r5:85b7178c r4:85b37980 [ 1348.399221][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.399271][ T32] r10:61c88647 r9:85b03000 r8:85b379ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.399407][ T32] r4:85b37980 [ 1348.399476][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.399584][ T32] r10:00000000 r9:85b37980 r8:8027ed34 r7:eb921e60 r6:85b37a00 r5:85b03000 [ 1348.399630][ T32] r4:00000001 [ 1348.399670][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.399738][ T32] Exception stack(0xed93dfb0 to 0xed93dff8) [ 1348.399812][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.399930][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.399999][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.400062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1348.402163][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1348.402736][ T32] r4:eaf0ddc0 ** 6 printk messages dropped ** [ 1348.403084][ T32] r5:00001000 r4:ecf7b000 ** 7 printk messages dropped ** [ 1348.403416][ T32] r4:84879f00 ** 4 printk messages dropped ** [ 1348.403645][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1348.403687][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.403748][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.403781][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.403845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.403890][ T32] r4:847915c0 [ 1348.403975][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.426311][ T32] INFO: task kworker/1:732:7385 blocked for more than 474 seconds. [ 1348.426370][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.426400][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.426423][ T32] task:kworker/1:732 state:D stack:0 pid:7385 tgid:7385 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1348.426720][ T32] r4:85b05400 ** 1 printk messages dropped ** [ 1348.426786][ T32] r5:85b05400 r4:829187f0 [ 1348.426806][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.426867][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1348.427231][ T32] r9:83018205 r8:85b05400 r7:00000000 r6:83018200 r5:00001000 r4:7f579000 ** 6 printk messages dropped ** [ 1348.427558][ T32] r7:ddde2d40 r6:83018200 r5:85b71f8c r4:85b37a80 ** 14 printk messages dropped ** [ 1348.428974][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.429616][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1348.429720][ T32] dd20: 8a1fc000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1348.429817][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1348.429888][ T32] dd60: 80070113 ffffffff [ 1348.429953][ T32] r5:80070113 r4:80239bd0 [ 1348.430002][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.430093][ T32] r4:82ac11e4 [ 1348.430140][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.430236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1348.430322][ T32] r4:eaf0ddc0 [ 1348.430380][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1348.430469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1348.430546][ T32] r4:00000000 [ 1348.430597][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1348.430712][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1348.430766][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.430879][ T32] r5:00001000 r4:ecf7b000 [ 1348.430931][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1348.430975][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.431022][ T32] r5:85a5178c r4:85a51400 [ 1348.431042][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.431112][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1348.431137][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.431207][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.431235][ T32] r4:84879f00 [ 1348.431256][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1348.431422][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) ** 9 printk messages dropped ** [ 1348.431802][ T32] task:kworker/1:733 state:D stack:0 pid:7389 tgid:7389 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1348.432241][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed9bde08 ** 2 printk messages dropped ** [ 1348.432357][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.432395][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1348.432460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ab6b00 [ 1348.432488][ T32] r4:00000000 [ 1348.432520][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1348.432618][ T32] r9:83018205 r8:85b04800 r7:00000000 r6:83018200 r5:00001000 r4:7f57b000 [ 1348.432665][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.432714][ T32] r5:00001000 r4:ed9c5000 [ 1348.432734][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1348.432774][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.432830][ T32] r5:85bda78c r4:85bda400 [ 1348.432856][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.432904][ T32] r7:ddde2d40 r6:83018200 r5:85bda78c r4:85b37b80 [ 1348.432926][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.432995][ T32] r10:61c88647 r9:85b04800 r8:85b37bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.433043][ T32] r4:85b37b80 [ 1348.433066][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.433114][ T32] r10:00000000 r9:85b37b80 r8:8027ed34 r7:ed965e60 r6:85b37c00 r5:85b04800 [ 1348.433138][ T32] r4:00000001 [ 1348.433158][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1348.433978][ T32] Call trace: ** 13 printk messages dropped ** [ 1348.457010][ T32] r4:eaf0ddc0 ** 6 printk messages dropped ** [ 1348.457344][ T32] r5:00001000 r4:ecf7b000 ** 4 printk messages dropped ** [ 1348.457532][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 ** 17 printk messages dropped ** [ 1348.458227][ T32] task:kworker/1:734 state:D stack:0 pid:7391 tgid:7391 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1348.458942][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1348.459585][ T32] r4:00000000 [ 1348.459629][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1348.459726][ T32] r9:83018205 r8:85b03c00 r7:00000000 r6:83018200 r5:00001000 r4:7f57d000 [ 1348.459772][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.459878][ T32] r5:00001000 r4:ed9cb000 [ 1348.459958][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1348.460081][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.460229][ T32] r5:85b7238c r4:85b72000 [ 1348.460300][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.460400][ T32] r7:ddde2d40 r6:83018200 r5:85b7238c r4:85b37c80 [ 1348.460459][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.460703][ T32] r10:61c88647 r9:85b03c00 r8:85b37cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.460770][ T32] r4:85b37c80 [ 1348.460831][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.460936][ T32] r10:00000000 r9:85b37c80 r8:8027ed34 r7:ed9bde60 r6:85b37d00 r5:85b03c00 [ 1348.460991][ T32] r4:00000001 [ 1348.461038][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1348.461309][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1348.463786][ T32] dd60: 80070113 ffffffff ** 7 printk messages dropped ** [ 1348.485106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 ** 14 printk messages dropped ** [ 1348.485816][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 ** 9 printk messages dropped ** [ 1348.486155][ T32] INFO: task kworker/1:735:7393 blocked for more than 475 seconds. ** 9 printk messages dropped ** [ 1348.486658][ T32] r5:85b06000 r4:829187f0 ** 1 printk messages dropped ** [ 1348.486724][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1348.487384][ T32] r5:85b7278c r4:85b72400 ** 7 printk messages dropped ** [ 1348.487820][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1348.487895][ T32] Exception stack(0xed9a9fb0 to 0xed9a9ff8) [ 1348.487925][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.488011][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.488044][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.488076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.488099][ T32] r4:85ab6d00 [ 1348.489056][ T32] INFO: task kworker/1:735:7393 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1348.489141][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.489297][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.489404][ T32] Call trace: [ 1348.489472][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1348.489600][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1348.489662][ T32] r4:00000000 [ 1348.489714][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.489767][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1348.489800][ T32] dd20: 8acce000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1348.489834][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1348.489860][ T32] dd60: 80070113 ffffffff [ 1348.489885][ T32] r5:80070113 r4:80239bd0 [ 1348.489906][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.490024][ T32] r4:82ac11e4 [ 1348.490051][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.490124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1348.490182][ T32] r4:eaf0ddc0 [ 1348.490209][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1348.490258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 ** 8 printk messages dropped ** [ 1348.490605][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1348.491248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.491271][ T32] r4:847915c0 [ 1348.491292][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.491339][ T32] INFO: task kworker/1:736:7395 blocked for more than 475 seconds. [ 1348.491373][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.491398][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.491439][ T32] task:kworker/1:736 state:D stack:0 pid:7395 tgid:7395 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.491495][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.491538][ T32] Call trace: [ 1348.491611][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1348.491684][ T32] r10:829187f4 r9:ed9d5d84 r8:00000002 r7:60000113 r6:ed9d5d8c r5:85b06c00 [ 1348.491712][ T32] r4:85b06c00 [ 1348.491733][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1348.491776][ T32] r5:85b06c00 r4:829187f0 [ 1348.491796][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1348.491919][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed9d5e08 ** 13 printk messages dropped ** [ 1348.492479][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1348.493720][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1348.517446][ T32] r5:80070113 r4:80239bd0 ** 13 printk messages dropped ** [ 1348.518022][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 25 printk messages dropped ** [ 1348.519762][ T32] r4:83a0ec00 ** 1 printk messages dropped ** [ 1348.519936][ T32] r5:83a0ec00 r4:829187f0 [ 1348.519994][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.520095][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.520216][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed9e5e08 [ 1348.520274][ T32] r4:00000000 [ 1348.520336][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1348.520427][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.520526][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1348.520696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ab6740 [ 1348.520783][ T32] r4:00000000 [ 1348.520836][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1348.520937][ T32] r9:83018205 r8:83a0ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f583000 [ 1348.520988][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.521097][ T32] r5:00001000 r4:ed9e1000 [ 1348.521147][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1348.521234][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.521347][ T32] r5:85b72b8c r4:85b72800 [ 1348.521418][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.521536][ T32] r7:ddde2d40 r6:83018200 r5:85b72b8c r4:85b37f80 [ 1348.521580][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.521683][ T32] r10:61c88647 r9:83a0ec00 r8:85b37fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 19 printk messages dropped ** [ 1348.523745][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) ** 18 printk messages dropped ** [ 1348.545232][ T32] r5:85a5178c r4:85a51400 ** 13 printk messages dropped ** [ 1348.545778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1348.546432][ T32] r5:8506a400 r4:829187f0 [ 1348.546486][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.546542][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.546594][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eda99e08 [ 1348.546618][ T32] r4:00000000 [ 1348.546669][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1348.546749][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.546791][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1348.546838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a3cb00 [ 1348.546887][ T32] r4:00000000 [ 1348.546911][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1348.547148][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.547193][ T32] r5:85b72f8c r4:85b72c00 [ 1348.547236][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1348.547414][ T32] r4:84368700 ** 11 printk messages dropped ** [ 1348.548623][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 31 printk messages dropped ** [ 1348.550819][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 20 printk messages dropped ** [ 1348.551614][ T32] r5:85069800 r4:829187f0 [ 1348.551634][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1348.552285][ T32] r5:85bea38c r4:85bea000 ** 14 printk messages dropped ** [ 1348.552828][ T32] r4:85a3cec0 ** 14 printk messages dropped ** [ 1348.582039][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1348.582407][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1348.582429][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.582486][ T32] r5:00001000 r4:ecf7b000 [ 1348.582523][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1348.582568][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.582614][ T32] r5:85a5178c r4:85a51400 [ 1348.582644][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.582720][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1348.582764][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.582839][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.582886][ T32] r4:84879f00 [ 1348.582910][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.582959][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 ** 4 printk messages dropped ** [ 1348.583143][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1348.583900][ T32] r5:8506e000 r4:829187f0 ** 6 printk messages dropped ** [ 1348.594658][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 21 printk messages dropped ** [ 1348.595653][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 22 printk messages dropped ** [ 1348.597311][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1348.597851][ T32] r4:84879f00 ** 8 printk messages dropped ** [ 1348.598226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1348.599093][ T32] r5:8506bc00 r4:829187f0 ** 6 printk messages dropped ** [ 1348.599583][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1348.599634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85808f40 [ 1348.599670][ T32] r4:00000000 [ 1348.599691][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1348.599740][ T32] r9:83018205 r8:8506bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f677000 [ 1348.599789][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.599839][ T32] r5:00001000 r4:edc6d000 [ 1348.599862][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1348.599933][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.599983][ T32] r5:847ff78c r4:847ff400 [ 1348.600011][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.600092][ T32] r7:ddde2d40 r6:83018200 r5:847ff78c r4:855e4280 [ 1348.600147][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1348.600517][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 23 printk messages dropped ** [ 1348.602024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 ** 24 printk messages dropped ** [ 1348.603230][ T32] INFO: task kworker/1:742:7544 blocked for more than 475 seconds. ** 9 printk messages dropped ** [ 1348.603802][ T32] r5:8506b000 r4:829187f0 ** 1 printk messages dropped ** [ 1348.603931][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1348.619319][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 23 printk messages dropped ** [ 1348.621583][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1348.622272][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1348.622882][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1348.623289][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.623355][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.623417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.623481][ T32] r4:847915c0 [ 1348.623545][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.623580][ T32] INFO: task kworker/1:743:7546 blocked for more than 475 seconds. [ 1348.623616][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.623676][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.623712][ T32] task:kworker/1:743 state:D stack:0 pid:7546 tgid:7546 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.623825][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.640145][ T32] Call trace: [ 1348.640226][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1348.640304][ T32] r10:829187f4 r9:edc79d84 r8:00000002 r7:60000113 r6:edc79d8c r5:85068c00 [ 1348.640330][ T32] r4:85068c00 [ 1348.640373][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1348.640421][ T32] r5:85068c00 r4:829187f0 [ 1348.640465][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.640516][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.640583][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc79e08 [ 1348.640607][ T32] r4:00000000 [ 1348.640628][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1348.640667][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.640709][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1348.640754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598e940 [ 1348.640797][ T32] r4:00000000 [ 1348.640822][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1348.640873][ T32] r9:83018205 r8:85068c00 r7:00000000 r6:83018200 r5:00001000 r4:7f6cb000 [ 1348.640895][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.641018][ T32] r5:00001000 r4:edd11000 [ 1348.641068][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1348.641113][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.641171][ T32] r5:85b12f8c r4:85b12c00 [ 1348.641220][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.641276][ T32] r7:ddde2d40 r6:83018200 r5:85b12f8c r4:855e4480 ** 2 printk messages dropped ** [ 1348.641410][ T32] r4:855e4480 ** 5 printk messages dropped ** [ 1348.641666][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.642815][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1348.643403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 ** 3 printk messages dropped ** [ 1348.643618][ T32] r4:00000000 [ 1348.643676][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1348.643739][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1348.643766][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.643832][ T32] r5:00001000 r4:ecf7b000 [ 1348.643856][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1348.643897][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.654488][ T32] r5:85a5178c r4:85a51400 [ 1348.654558][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.654629][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1348.654652][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.654704][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.654728][ T32] r4:84879f00 [ 1348.654748][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.654797][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1348.654820][ T32] r4:00000001 [ 1348.654865][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.654929][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1348.654964][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.655011][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.655043][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.655135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.655168][ T32] r4:847915c0 [ 1348.655192][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.655229][ T32] INFO: task kworker/1:744:7589 blocked for more than 475 seconds. [ 1348.655264][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.655292][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.655315][ T32] task:kworker/1:744 state:D stack:0 pid:7589 tgid:7589 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.655401][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.655448][ T32] Call trace: [ 1348.655524][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1348.655728][ T32] r5:8506ec00 r4:829187f0 [ 1348.655752][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1348.656072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598e540 ** 20 printk messages dropped ** [ 1348.657062][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1348.658426][ T32] dd60: 80070113 ffffffff ** 5 printk messages dropped ** [ 1348.658873][ T32] r4:eaf0ddc0 ** 4 printk messages dropped ** [ 1348.659248][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 ** 9 printk messages dropped ** [ 1348.659938][ T32] r4:84879f00 ** 6 printk messages dropped ** [ 1348.660268][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1348.660985][ T32] r5:8506c800 r4:829187f0 ** 6 printk messages dropped ** [ 1348.661338][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 19 printk messages dropped ** [ 1348.662196][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1348.663297][ T32] r4:82ac11e4 [ 1348.663318][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.663363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1348.663421][ T32] r4:eaf0ddc0 [ 1348.663473][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1348.663560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1348.663587][ T32] r4:00000000 [ 1348.663608][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1348.663657][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1348.663707][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.663787][ T32] r5:00001000 r4:ecf7b000 [ 1348.663830][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1348.663876][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.663921][ T32] r5:85a5178c r4:85a51400 [ 1348.663983][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.685874][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1348.685923][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.686008][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.686032][ T32] r4:84879f00 [ 1348.686067][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.686156][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1348.686210][ T32] r4:00000001 [ 1348.686283][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1348.686942][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.687237][ T32] r5:85068000 r4:829187f0 ** 2 printk messages dropped ** [ 1348.687417][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc85e08 ** 17 printk messages dropped ** [ 1348.688356][ T32] r4:855e4780 ** 11 printk messages dropped ** [ 1348.690071][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 26 printk messages dropped ** [ 1348.691405][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 20 printk messages dropped ** [ 1348.692270][ T32] Call trace: ** 4 printk messages dropped ** [ 1348.692456][ T32] r5:8506d400 r4:829187f0 ** 8 printk messages dropped ** [ 1348.692869][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1348.693463][ T32] r4:855e4880 ** 10 printk messages dropped ** [ 1348.714387][ T32] INFO: task kworker/1:747:7628 is blocked on a mutex likely owned by task kworker/0:421:4512. ** 21 printk messages dropped ** [ 1348.715551][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 ** 9 printk messages dropped ** [ 1348.715976][ T32] r4:84879f00 [ 1348.715997][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.716065][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1348.716092][ T32] r4:00000001 [ 1348.716133][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.716217][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1348.716248][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.716291][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.716323][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.716354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.716377][ T32] r4:847915c0 [ 1348.716420][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.716453][ T32] INFO: task kworker/1:748:7632 blocked for more than 475 seconds. [ 1348.716488][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.716521][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.716558][ T32] task:kworker/1:748 state:D stack:0 pid:7632 tgid:7632 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.716620][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.716725][ T32] Call trace: [ 1348.716762][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1348.716834][ T32] r10:829187f4 r9:edd69d84 r8:00000002 r7:60000113 r6:edd69d8c r5:85888000 [ 1348.716865][ T32] r4:85888000 [ 1348.716894][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1348.716941][ T32] r5:85888000 r4:829187f0 [ 1348.717004][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.717065][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.717120][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edd69e08 [ 1348.717144][ T32] r4:00000000 [ 1348.717164][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1348.717202][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.717239][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1348.717284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85482400 ** 8 printk messages dropped ** [ 1348.717668][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 20 printk messages dropped ** [ 1348.720263][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1348.721203][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1348.721664][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 21 printk messages dropped ** [ 1348.722625][ T32] r4:85889800 ** 3 printk messages dropped ** [ 1348.722792][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1348.723535][ T32] r5:8480038c r4:84800000 ** 4 printk messages dropped ** [ 1348.723761][ T32] r4:855e4a80 [ 1348.723805][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.723887][ T32] r10:00000000 r9:855e4a80 r8:8027ed34 r7:edd69e60 r6:855e4b00 r5:85889800 [ 1348.723952][ T32] r4:00000001 [ 1348.756813][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.756892][ T32] Exception stack(0xedda1fb0 to 0xedda1ff8) [ 1348.756926][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.756960][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.756989][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.757022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.757108][ T32] r4:854823c0 [ 1348.757861][ T32] INFO: task kworker/1:749:7643 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1348.757900][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.757987][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.758060][ T32] Call trace: [ 1348.758096][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1348.758151][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1348.758201][ T32] r4:00000000 [ 1348.758226][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.758267][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) ** 2 printk messages dropped ** [ 1348.758354][ T32] dd60: 80070113 ffffffff ** 12 printk messages dropped ** [ 1348.758897][ T32] r5:00001000 r4:ecf7b000 ** 11 printk messages dropped ** [ 1348.759356][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 17 printk messages dropped ** [ 1348.760050][ T32] r5:8588a400 r4:829187f0 [ 1348.760092][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1348.760526][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 16 printk messages dropped ** [ 1348.761328][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1348.762056][ T32] r4:00000000 [ 1348.762076][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.762139][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1348.762174][ T32] dd20: 8d776000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1348.762205][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1348.762230][ T32] dd60: 80070113 ffffffff [ 1348.762254][ T32] r5:80070113 r4:80239bd0 [ 1348.762274][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.762316][ T32] r4:82ac11e4 [ 1348.762337][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.762381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1348.762404][ T32] r4:eaf0ddc0 [ 1348.762424][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1348.762488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1348.762521][ T32] r4:00000000 [ 1348.762566][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1348.762646][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1348.762705][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.762754][ T32] r5:00001000 r4:ecf7b000 [ 1348.762789][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1348.762847][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.762895][ T32] r5:85a5178c r4:85a51400 [ 1348.762915][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.762964][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 ** 5 printk messages dropped ** [ 1348.763185][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1348.763617][ T32] task:kworker/1:751 state:D stack:0 pid:7654 tgid:7654 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.778521][ T32] r5:8588bc00 r4:829187f0 ** 7 printk messages dropped ** [ 1348.778969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85482f40 ** 18 printk messages dropped ** [ 1348.779785][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 21 printk messages dropped ** [ 1348.781538][ T32] r4:eaf0ddc0 ** 11 printk messages dropped ** [ 1348.781975][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1348.782010][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.782088][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.782114][ T32] r4:84879f00 [ 1348.782136][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.782215][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1348.782263][ T32] r4:00000001 [ 1348.782286][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.782338][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1348.782368][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.782399][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.782427][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.782481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.782514][ T32] r4:847915c0 [ 1348.782537][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.782667][ T32] INFO: task kworker/1:752:7676 blocked for more than 475 seconds. ** 6 printk messages dropped ** [ 1348.782967][ T32] r10:829187f4 r9:eddd5d84 r8:00000002 r7:60000113 r6:eddd5d8c r5:8588d400 ** 2 printk messages dropped ** [ 1348.783123][ T32] r5:8588d400 r4:829187f0 ** 8 printk messages dropped ** [ 1348.783555][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1348.800831][ T32] r4:855e4d80 ** 10 printk messages dropped ** [ 1348.802073][ T32] INFO: task kworker/1:752:7676 is blocked on a mutex likely owned by task kworker/0:421:4512. ** 9 printk messages dropped ** [ 1348.802650][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1348.802706][ T32] dd60: 80070113 ffffffff [ 1348.802735][ T32] r5:80070113 r4:80239bd0 [ 1348.802756][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.802820][ T32] r4:82ac11e4 [ 1348.802845][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.802892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1348.802916][ T32] r4:eaf0ddc0 [ 1348.802959][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1348.803024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1348.803052][ T32] r4:00000000 [ 1348.803099][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1348.803156][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1348.803211][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 12 printk messages dropped ** [ 1348.803727][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 12 printk messages dropped ** [ 1348.813683][ T32] Call trace: ** 4 printk messages dropped ** [ 1348.813926][ T32] r5:8588e000 r4:829187f0 [ 1348.814020][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1348.814710][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 19 printk messages dropped ** [ 1348.816164][ T32] INFO: task kworker/1:753:7699 is blocked on a mutex likely owned by task kworker/0:421:4512. ** 21 printk messages dropped ** [ 1348.817225][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 ** 19 printk messages dropped ** [ 1348.818077][ T32] r4:847915c0 ** 4 printk messages dropped ** [ 1348.818258][ T32] task:kworker/1:754 state:D stack:0 pid:7712 tgid:7712 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.818308][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.818350][ T32] Call trace: [ 1348.818381][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1348.818470][ T32] r10:829187f4 r9:ede15d84 r8:00000002 r7:60000113 r6:ede15d8c r5:8588ec00 [ 1348.818498][ T32] r4:8588ec00 [ 1348.818523][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1348.818587][ T32] r5:8588ec00 r4:829187f0 [ 1348.818631][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.818676][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.818768][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ede15e08 [ 1348.818831][ T32] r4:00000000 [ 1348.818879][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1348.818965][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.819056][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1348.819171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474e840 [ 1348.819227][ T32] r4:00000000 [ 1348.819275][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1348.819363][ T32] r9:83018205 r8:8588ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f7bf000 [ 1348.819406][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1348.820287][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1348.821470][ T32] r4:eaf0ddc0 ** 11 printk messages dropped ** [ 1348.822048][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 ** 14 printk messages dropped ** [ 1348.822633][ T32] INFO: task kworker/1:755:7738 blocked for more than 475 seconds. ** 9 printk messages dropped ** [ 1348.823031][ T32] r5:8588c800 r4:829187f0 ** 7 printk messages dropped ** [ 1348.823386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ab7d00 [ 1348.823420][ T32] r4:00000000 [ 1348.823465][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1348.823521][ T32] r9:83018205 r8:8588c800 r7:00000000 r6:83018200 r5:00001000 r4:7f7f5000 [ 1348.823545][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.823659][ T32] r5:00001000 r4:edf05000 [ 1348.823683][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1348.823724][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.823769][ T32] r5:85c4ab8c r4:85c4a800 [ 1348.823826][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.823876][ T32] r7:ddde2d40 r6:83018200 r5:85c4ab8c r4:859ad080 [ 1348.823928][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1348.845743][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 21 printk messages dropped ** [ 1348.847437][ T32] r4:eaf0ddc0 ** 9 printk messages dropped ** [ 1348.847800][ T32] r5:85a5178c r4:85a51400 ** 11 printk messages dropped ** [ 1348.848262][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1348.849280][ T32] r5:85290000 r4:829187f0 [ 1348.849327][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.849408][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.849532][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edd95e08 [ 1348.849591][ T32] r4:00000000 [ 1348.849652][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1348.849740][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.849823][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1348.849921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854886c0 [ 1348.849971][ T32] r4:00000000 [ 1348.850017][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1348.850112][ T32] r9:83018205 r8:85290000 r7:00000000 r6:83018200 r5:00001000 r4:7f82f000 [ 1348.850164][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.850260][ T32] r5:00001000 r4:ed9df000 [ 1348.850307][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1348.850967][ T32] r4:859ad180 ** 3 printk messages dropped ** [ 1348.851246][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.851317][ T32] Exception stack(0xedd95fb0 to 0xedd95ff8) [ 1348.851378][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.851451][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.851540][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.851617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.851684][ T32] r4:85ab7a80 [ 1348.852263][ T32] INFO: task kworker/1:756:7768 is blocked on a mutex likely owned by task kworker/0:421:4512. ** 7 printk messages dropped ** [ 1348.852738][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) ** 16 printk messages dropped ** [ 1348.853396][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 21 printk messages dropped ** [ 1348.884936][ T32] task:kworker/1:757 state:D stack:0 pid:7798 tgid:7798 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.885407][ T32] r5:85293000 r4:829187f0 ** 7 printk messages dropped ** [ 1348.885890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85488300 ** 18 printk messages dropped ** [ 1348.886761][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 1348.888639][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) ** 18 printk messages dropped ** [ 1348.890249][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 ** 9 printk messages dropped ** [ 1348.891054][ T32] INFO: task kworker/1:758:7802 blocked for more than 475 seconds. ** 2 printk messages dropped ** [ 1348.891233][ T32] task:kworker/1:758 state:D stack:0 pid:7802 tgid:7802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.891398][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.891518][ T32] Call trace: [ 1348.891593][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1348.891670][ T32] r10:829187f4 r9:edfd5d84 r8:00000002 r7:60000113 r6:edfd5d8c r5:85293c00 [ 1348.891761][ T32] r4:85293c00 [ 1348.891788][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1348.891834][ T32] r5:85293c00 r4:829187f0 [ 1348.891856][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.891897][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.891947][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edfd5e08 [ 1348.891971][ T32] r4:00000000 [ 1348.891991][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1348.892055][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.892126][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1348.892177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85488880 [ 1348.892270][ T32] r4:00000000 [ 1348.892323][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1348.892376][ T32] r9:83018205 r8:85293c00 r7:00000000 r6:83018200 r5:00001000 r4:7f831000 [ 1348.892400][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.892468][ T32] r5:00001000 r4:eda23000 [ 1348.892493][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1348.892575][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.892625][ T32] r5:858f9f8c r4:858f9c00 [ 1348.892669][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1348.893060][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1348.893889][ T32] Workqueue: events bpf_prog_free_deferred ** 19 printk messages dropped ** [ 1348.917614][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 ** 19 printk messages dropped ** [ 1348.918266][ T32] r4:847915c0 ** 11 printk messages dropped ** [ 1348.918988][ T32] r5:85291800 r4:829187f0 ** 3 printk messages dropped ** [ 1348.919295][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1348.920186][ T32] r5:858fa38c r4:858fa000 ** 12 printk messages dropped ** [ 1348.920739][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.921863][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1348.921887][ T32] r4:00000000 [ 1348.921932][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.921975][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1348.922025][ T32] dd20: 8efe5000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1348.922065][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1348.922092][ T32] dd60: 80070113 ffffffff [ 1348.922130][ T32] r5:80070113 r4:80239bd0 [ 1348.922153][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.922196][ T32] r4:82ac11e4 [ 1348.922216][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.922260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1348.922283][ T32] r4:eaf0ddc0 [ 1348.922311][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1348.922360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1348.922388][ T32] r4:00000000 [ 1348.922409][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1348.922479][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1348.922505][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1348.922752][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 20 printk messages dropped ** [ 1348.923560][ T32] Call trace: ** 4 printk messages dropped ** [ 1348.923724][ T32] r5:85294800 r4:829187f0 ** 1 printk messages dropped ** [ 1348.923806][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 20 printk messages dropped ** [ 1348.941737][ T32] r10:00000000 r9:859ad580 r8:8027ed34 r7:edfd9e60 r6:859ad600 r5:85294800 ** 19 printk messages dropped ** [ 1348.943155][ T32] dd60: 80070113 ffffffff ** 12 printk messages dropped ** [ 1348.943666][ T32] r5:00001000 r4:ecf7b000 ** 7 printk messages dropped ** [ 1348.954432][ T32] r4:84879f00 [ 1348.954488][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.954547][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1348.954571][ T32] r4:00000001 [ 1348.954591][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.954628][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1348.954658][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.954689][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.954718][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.954749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.954799][ T32] r4:847915c0 [ 1348.954826][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.954855][ T32] INFO: task kworker/1:761:7808 blocked for more than 475 seconds. [ 1348.954898][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.954948][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1348.955271][ T32] r4:85296000 ** 1 printk messages dropped ** [ 1348.955366][ T32] r5:85296000 r4:829187f0 ** 3 printk messages dropped ** [ 1348.955531][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1348.955937][ T32] r5:858fab8c r4:858fa800 ** 13 printk messages dropped ** [ 1348.956496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 26 printk messages dropped ** [ 1348.958334][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1348.958950][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.958981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.959005][ T32] r4:847915c0 [ 1348.959037][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.959068][ T32] INFO: task kworker/1:762:7810 blocked for more than 475 seconds. [ 1348.959117][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.959147][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.959168][ T32] task:kworker/1:762 state:D stack:0 pid:7810 tgid:7810 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.959247][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.959292][ T32] Call trace: [ 1348.959361][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1348.959423][ T32] r10:829187f4 r9:edfe1d84 r8:00000002 r7:60000013 r6:edfe1d8c r5:85295400 ** 2 printk messages dropped ** [ 1348.959516][ T32] r5:85295400 r4:829187f0 ** 2 printk messages dropped ** [ 1348.959640][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edfe1e08 ** 19 printk messages dropped ** [ 1348.960461][ T32] r10:00000000 r9:859ad780 r8:8027ed34 r7:edfdde60 r6:859ad800 r5:85295400 ** 8 printk messages dropped ** [ 1348.961052][ T32] INFO: task kworker/1:762:7810 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1348.961086][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.961198][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.961245][ T32] Call trace: [ 1348.961323][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1348.961403][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1348.961887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 ** 17 printk messages dropped ** [ 1348.962600][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) ** 14 printk messages dropped ** [ 1348.963174][ T32] r4:85290c00 ** 1 printk messages dropped ** [ 1348.963278][ T32] r5:85290c00 r4:829187f0 ** 3 printk messages dropped ** [ 1348.963455][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1348.984197][ T32] r5:858fb38c r4:858fb000 ** 12 printk messages dropped ** [ 1348.984775][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 18 printk messages dropped ** [ 1348.986254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 ** 5 printk messages dropped ** [ 1348.986509][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1348.986537][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.986581][ T32] r5:00001000 r4:ecf7b000 [ 1348.986602][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1348.986643][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.986713][ T32] r5:85a5178c r4:85a51400 [ 1348.986738][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.986808][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1348.986862][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.986944][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.986970][ T32] r4:84879f00 [ 1348.986990][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.987039][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1348.987062][ T32] r4:00000001 [ 1348.987099][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 14 printk messages dropped ** [ 1348.987935][ T32] r10:829187f4 r9:edfedd84 r8:00000002 r7:60000113 r6:edfedd8c r5:85296c00 ** 2 printk messages dropped ** [ 1348.988091][ T32] r5:85296c00 r4:829187f0 ** 7 printk messages dropped ** [ 1348.988446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a39300 ** 18 printk messages dropped ** [ 1348.989344][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.989905][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.989953][ T32] Call trace: [ 1348.989983][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1348.990064][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1348.990092][ T32] r4:00000000 [ 1348.990142][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.990186][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1348.990219][ T32] dd20: 8fb05000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1348.990250][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1348.990275][ T32] dd60: 80070113 ffffffff ** 5 printk messages dropped ** [ 1348.990565][ T32] r4:eaf0ddc0 ** 12 printk messages dropped ** [ 1348.991124][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 23 printk messages dropped ** [ 1348.992306][ T32] r5:85726000 r4:829187f0 [ 1348.992359][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 19 printk messages dropped ** [ 1348.993305][ T32] r4:859ada80 ** 12 printk messages dropped ** [ 1349.022738][ T32] Workqueue: events bpf_prog_free_deferred ** 17 printk messages dropped ** [ 1349.023590][ T32] r4:00000000 ** 14 printk messages dropped ** [ 1349.024902][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.025057][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.025091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.025115][ T32] r4:847915c0 [ 1349.025137][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.025176][ T32] INFO: task kworker/1:766:7819 blocked for more than 475 seconds. [ 1349.025223][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.025288][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.025315][ T32] task:kworker/1:766 state:D stack:0 pid:7819 tgid:7819 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.025442][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.025524][ T32] Call trace: [ 1349.025561][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1349.025614][ T32] r10:829187f4 r9:edf51d84 r8:00000002 r7:60000013 r6:edf51d8c r5:85724800 [ 1349.025638][ T32] r4:85724800 [ 1349.025673][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1349.025720][ T32] r5:85724800 r4:829187f0 [ 1349.025741][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 12 printk messages dropped ** [ 1349.026250][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 22 printk messages dropped ** [ 1349.027974][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 ** 26 printk messages dropped ** [ 1349.029870][ T32] r4:84879f00 ** 14 printk messages dropped ** [ 1349.030636][ T32] task:kworker/1:767 state:D stack:0 pid:7821 tgid:7821 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 1349.031995][ T32] r7:ddde2d40 r6:83018200 r5:844a938c r4:859adb80 ** 15 printk messages dropped ** [ 1349.032999][ T32] Workqueue: events bpf_prog_free_deferred ** 17 printk messages dropped ** [ 1349.033798][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1349.066797][ T32] r4:84879f00 ** 11 printk messages dropped ** [ 1349.067315][ T32] INFO: task kworker/1:768:7822 blocked for more than 475 seconds. ** 11 printk messages dropped ** [ 1349.068307][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.068356][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edff5e08 [ 1349.068379][ T32] r4:00000000 [ 1349.068428][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1349.068548][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.068596][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1349.068641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a39540 [ 1349.068665][ T32] r4:00000000 [ 1349.068713][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1349.068792][ T32] r9:83018205 r8:85726c00 r7:00000000 r6:83018200 r5:00001000 r4:7f847000 [ 1349.068833][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.068881][ T32] r5:00001000 r4:ede07000 [ 1349.068936][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1349.068979][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.069024][ T32] r5:84800f8c r4:84800c00 [ 1349.069081][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.069132][ T32] r7:ddde2d40 r6:83018200 r5:84800f8c r4:859adc00 [ 1349.069153][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.069203][ T32] r10:61c88647 r9:85726c00 r8:859adc2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.069241][ T32] r4:859adc00 [ 1349.069297][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.069349][ T32] r10:00000000 r9:859adc00 r8:8027ed34 r7:edff1e60 r6:85965100 r5:85726c00 [ 1349.069410][ T32] r4:00000001 [ 1349.069433][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.069469][ T32] Exception stack(0xedff5fb0 to 0xedff5ff8) [ 1349.069508][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.069552][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.069581][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.069640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.069700][ T32] r4:85a39700 [ 1349.070355][ T32] INFO: task kworker/1:768:7822 is blocked on a mutex likely owned by task kworker/0:421:4512. ** 7 printk messages dropped ** [ 1349.070866][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) ** 17 printk messages dropped ** [ 1349.071881][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 21 printk messages dropped ** [ 1349.073010][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.073431][ T32] r5:85292400 r4:829187f0 ** 2 printk messages dropped ** [ 1349.073591][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edff9e08 ** 15 printk messages dropped ** [ 1349.087246][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 20 printk messages dropped ** [ 1349.089876][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) ** 5 printk messages dropped ** [ 1349.090568][ T32] r4:82ac11e4 [ 1349.090628][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.090732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1349.090899][ T32] r4:eaf0ddc0 [ 1349.090964][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1349.091071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1349.091130][ T32] r4:00000000 [ 1349.091420][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1349.091549][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1349.091643][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.091749][ T32] r5:00001000 r4:ecf7b000 [ 1349.091865][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1349.091982][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1349.092603][ T32] r4:84879f00 ** 11 printk messages dropped ** [ 1349.093210][ T32] INFO: task kworker/1:770:7828 blocked for more than 475 seconds. ** 9 printk messages dropped ** [ 1349.093662][ T32] r5:85888c00 r4:829187f0 ** 1 printk messages dropped ** [ 1349.093781][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1349.111716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a39d00 [ 1349.111786][ T32] r4:00000000 [ 1349.111861][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1349.111918][ T32] r9:83018205 r8:85888c00 r7:00000000 r6:83018200 r5:00001000 r4:7f84d000 [ 1349.111970][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.112023][ T32] r5:00001000 r4:ede91000 [ 1349.112075][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1349.112425][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 16 printk messages dropped ** [ 1349.127420][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 20 printk messages dropped ** [ 1349.129817][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 19 printk messages dropped ** [ 1349.132460][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1349.133584][ T32] r5:858a0c00 r4:829187f0 ** 1 printk messages dropped ** [ 1349.133651][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 18 printk messages dropped ** [ 1349.155497][ T32] r4:859ade80 ** 10 printk messages dropped ** [ 1349.157028][ T32] INFO: task kworker/1:771:7830 is blocked on a mutex likely owned by task kworker/0:421:4512. ** 23 printk messages dropped ** [ 1349.160295][ T32] r5:00001000 r4:ecf7b000 ** 12 printk messages dropped ** [ 1349.160906][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) ** 9 printk messages dropped ** [ 1349.161562][ T32] task:kworker/1:772 state:D stack:0 pid:7832 tgid:7832 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.161664][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.161969][ T32] Call trace: [ 1349.162172][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1349.162231][ T32] r10:829187f4 r9:edffdd84 r8:00000002 r7:60000013 r6:edffdd8c r5:858a0000 [ 1349.162257][ T32] r4:858a0000 [ 1349.162279][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1349.162322][ T32] r5:858a0000 r4:829187f0 [ 1349.162365][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.162411][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.162720][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edffde08 [ 1349.162871][ T32] r4:00000000 [ 1349.162897][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1349.163080][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.163123][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1349.163171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac2040 ** 11 printk messages dropped ** [ 1349.185412][ T32] r10:61c88647 r9:858a0000 r8:859adfac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1349.185727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1349.187675][ T32] dd20: 929db000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 ** 22 printk messages dropped ** [ 1349.189955][ T32] r4:84879f00 ** 12 printk messages dropped ** [ 1349.192068][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1349.192122][ T32] task:kworker/1:773 state:D stack:0 pid:7834 tgid:7834 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.192332][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.192383][ T32] Call trace: [ 1349.192467][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1349.192524][ T32] r10:829187f4 r9:ee00dd84 r8:00000002 r7:60000013 r6:ee00dd8c r5:858a3000 [ 1349.192605][ T32] r4:858a3000 [ 1349.192942][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1349.192992][ T32] r5:858a3000 r4:829187f0 [ 1349.193219][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.193266][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.193315][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee00de08 [ 1349.193338][ T32] r4:00000000 [ 1349.193358][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1349.193398][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1349.193479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac2580 ** 24 printk messages dropped ** [ 1349.218007][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1349.219557][ T32] r4:eaf0ddc0 ** 4 printk messages dropped ** [ 1349.219969][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 ** 9 printk messages dropped ** [ 1349.220793][ T32] r4:84879f00 ** 7 printk messages dropped ** [ 1349.221406][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1349.222717][ T32] r5:858a1800 r4:829187f0 ** 11 printk messages dropped ** [ 1349.223758][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 1349.266498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1349.268342][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.268406][ T32] Call trace: [ 1349.268445][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1349.268654][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1349.268686][ T32] r4:00000000 [ 1349.268950][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.268998][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1349.269032][ T32] dd20: 934c6000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1349.269070][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1349.269096][ T32] dd60: 80070113 ffffffff [ 1349.269122][ T32] r5:80070113 r4:80239bd0 [ 1349.269144][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.269189][ T32] r4:82ac11e4 [ 1349.269210][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.269256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1349.269280][ T32] r4:eaf0ddc0 [ 1349.269301][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1349.269517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 ** 9 printk messages dropped ** [ 1349.270343][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 ** 19 printk messages dropped ** [ 1349.272594][ T32] Call trace: ** 4 printk messages dropped ** [ 1349.272888][ T32] r5:858a3c00 r4:829187f0 ** 5 printk messages dropped ** [ 1349.273535][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 22 printk messages dropped ** [ 1349.301006][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1349.303397][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.303507][ T32] r4:82ac11e4 [ 1349.303534][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.303989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1349.304018][ T32] r4:eaf0ddc0 [ 1349.304040][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1349.319254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 ** 9 printk messages dropped ** [ 1349.320401][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 ** 17 printk messages dropped ** [ 1349.321249][ T32] task:kworker/1:776 state:D stack:0 pid:7842 tgid:7842 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1349.322907][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 22 printk messages dropped ** [ 1349.340050][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 24 printk messages dropped ** [ 1349.358868][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 ** 12 printk messages dropped ** [ 1349.360252][ T32] r4:00000001 [ 1349.360273][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.360312][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1349.360378][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.360414][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.360444][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.360476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.360504][ T32] r4:847915c0 [ 1349.360530][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.360644][ T32] INFO: task kworker/1:777:7844 blocked for more than 475 seconds. [ 1349.360791][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.360895][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.360922][ T32] task:kworker/1:777 state:D stack:0 pid:7844 tgid:7844 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.360982][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.361857][ T32] r5:858a6000 r4:829187f0 ** 3 printk messages dropped ** [ 1349.362934][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.363620][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1349.386331][ T32] r10:61c88647 r9:858a6000 r8:85ab34ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1349.388564][ T32] r4:85ac2b00 ** 14 printk messages dropped ** [ 1349.391271][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1349.392471][ T32] r4:00000000 [ 1349.392528][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1349.392617][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1349.392645][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.392714][ T32] r5:00001000 r4:ecf7b000 [ 1349.392738][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1349.392780][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.392839][ T32] r5:85a5178c r4:85a51400 [ 1349.392885][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.392939][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1349.392961][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.393164][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.393192][ T32] r4:84879f00 [ 1349.393213][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.393290][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1349.393319][ T32] r4:00000001 [ 1349.393393][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.393503][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1349.393592][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.394024][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.413044][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.413137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.413171][ T32] r4:847915c0 [ 1349.413692][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.413746][ T32] INFO: task kworker/1:778:7846 blocked for more than 475 seconds. ** 3 printk messages dropped ** [ 1349.427984][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.428905][ T32] r5:858a2400 r4:829187f0 [ 1349.429745][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.429796][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1349.429929][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1349.430764][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1349.431980][ T32] r4:85ab3580 ** 2 printk messages dropped ** [ 1349.432442][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1349.432564][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.433593][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1349.455118][ T32] dd20: 94fe7000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 ** 5 printk messages dropped ** [ 1349.455370][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1349.455976][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1349.456564][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 ** 8 printk messages dropped ** [ 1349.457356][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 16 printk messages dropped ** [ 1349.458081][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.458658][ T32] r5:858a4800 r4:829187f0 [ 1349.458719][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.458804][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.459002][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee065e08 [ 1349.459118][ T32] r4:00000000 [ 1349.459186][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1349.459764][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.459816][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1349.459884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac2ec0 [ 1349.459912][ T32] r4:00000000 [ 1349.459932][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1349.459980][ T32] r9:83018205 r8:858a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f861000 [ 1349.460071][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.460122][ T32] r5:00001000 r4:ee051000 [ 1349.460377][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1349.460421][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.460471][ T32] r5:85c65f8c r4:85c65c00 [ 1349.460494][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.460573][ T32] r7:ddde2d40 r6:83018200 r5:85c65f8c r4:85ab3680 [ 1349.460598][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.460684][ T32] r10:61c88647 r9:858a4800 r8:85ab36ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.460923][ T32] r4:85ab3680 [ 1349.460947][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.461072][ T32] r10:00000000 r9:85ab3680 r8:8027ed34 r7:ee059e60 r6:85ab3700 r5:858a4800 [ 1349.461101][ T32] r4:00000001 [ 1349.461122][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.461160][ T32] Exception stack(0xee065fb0 to 0xee065ff8) [ 1349.461187][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.461400][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.461434][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.461468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.461511][ T32] r4:85ac2c80 [ 1349.462849][ T32] INFO: task kworker/1:779:7848 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1349.462891][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.463363][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.463633][ T32] Call trace: [ 1349.463665][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1349.463718][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1349.463742][ T32] r4:00000000 [ 1349.463972][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.464016][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1349.484589][ T32] dd20: 94fe7000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1349.484733][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1349.484771][ T32] dd60: 80070113 ffffffff ** 4 printk messages dropped ** [ 1349.484998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 ** 3 printk messages dropped ** [ 1349.485143][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.485287][ T32] r5:00001000 r4:ecf7b000 ** 2 printk messages dropped ** [ 1349.485479][ T32] r5:85a5178c r4:85a51400 ** 2 printk messages dropped ** [ 1349.485585][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1349.486256][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1349.487151][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1349.487960][ T32] r5:858a6c00 r4:829187f0 [ 1349.487981][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1349.488071][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee0a5e08 ** 8 printk messages dropped ** [ 1349.488833][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1349.489615][ T32] r10:61c88647 r9:858a6c00 r8:85ab37ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 11 printk messages dropped ** [ 1349.491170][ T32] INFO: task kworker/1:780:7857 is blocked on a mutex likely owned by task kworker/0:421:4512. ** 3 printk messages dropped ** [ 1349.491851][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1349.491912][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1349.491941][ T32] r4:00000000 [ 1349.492067][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.492122][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1349.492227][ T32] dd20: 953de000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1349.492509][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1349.492568][ T32] dd60: 80070113 ffffffff [ 1349.492697][ T32] r5:80070113 r4:80239bd0 [ 1349.492722][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.492768][ T32] r4:82ac11e4 [ 1349.492939][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.492990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1349.493241][ T32] r4:eaf0ddc0 [ 1349.493275][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1349.493325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1349.493356][ T32] r4:00000000 [ 1349.493380][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1349.493430][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1349.493472][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.493877][ T32] r5:00001000 r4:ecf7b000 [ 1349.493925][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1349.521016][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.521247][ T32] r5:85a5178c r4:85a51400 [ 1349.521282][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.521340][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1349.521363][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.521510][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.521540][ T32] r4:84879f00 [ 1349.521563][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.522083][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1349.522111][ T32] r4:00000001 [ 1349.522134][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.522175][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1349.522208][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.522240][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.522270][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.522649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.522844][ T32] r4:847915c0 [ 1349.522873][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.522917][ T32] INFO: task kworker/1:781:7864 blocked for more than 476 seconds. [ 1349.522954][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.522999][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.523026][ T32] task:kworker/1:781 state:D stack:0 pid:7864 tgid:7864 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.523364][ T32] r5:85c18c00 r4:829187f0 [ 1349.523385][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1349.523535][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1349.523807][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1349.544707][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1349.545042][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1349.547091][ T32] Call trace: ** 6 printk messages dropped ** [ 1349.547647][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 ** 15 printk messages dropped ** [ 1349.549293][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 21 printk messages dropped ** [ 1349.551628][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1349.551949][ T32] r4:85c1a400 [ 1349.551976][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1349.552062][ T32] r5:85c1a400 r4:829187f0 [ 1349.552089][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.552139][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.552255][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee009e08 [ 1349.552285][ T32] r4:00000000 [ 1349.552343][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1349.552422][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.552470][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1349.552532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f6380 [ 1349.552579][ T32] r4:00000000 [ 1349.552600][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1349.552653][ T32] r9:83018205 r8:85c1a400 r7:00000000 r6:83018200 r5:00001000 r4:7f7bf000 [ 1349.552675][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.552719][ T32] r5:00001000 r4:ed7c9000 [ 1349.552740][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1349.552780][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.552823][ T32] r5:85c6738c r4:85c67000 [ 1349.552845][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.552894][ T32] r7:ddde2d40 r6:83018200 r5:85c6738c r4:85ab3980 [ 1349.552915][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1349.553376][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.579984][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 ** 11 printk messages dropped ** [ 1349.580665][ T32] r4:eaf0ddc0 ** 8 printk messages dropped ** [ 1349.581074][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1349.581708][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1349.582381][ T32] r10:829187f4 r9:ee11dd84 r8:00000002 r7:60000113 r6:ee11dd8c r5:85c1c800 [ 1349.582443][ T32] r4:85c1c800 [ 1349.582490][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1349.582545][ T32] r5:85c1c800 r4:829187f0 [ 1349.582601][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.582676][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.582729][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee11de08 [ 1349.582753][ T32] r4:00000000 [ 1349.582773][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1349.582816][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.582902][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1349.582984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f6580 [ 1349.583037][ T32] r4:00000000 [ 1349.583064][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1349.583114][ T32] r9:83018205 r8:85c1c800 r7:00000000 r6:83018200 r5:00001000 r4:7f831000 [ 1349.583136][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.583212][ T32] r5:00001000 r4:eda1b000 [ 1349.583257][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1349.583336][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.583384][ T32] r5:85c67b8c r4:85c67800 [ 1349.583404][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.583460][ T32] r7:ddde2d40 r6:83018200 r5:85c67b8c r4:85ab3a80 [ 1349.583482][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.583535][ T32] r10:61c88647 r9:85c1c800 r8:85ab3aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.583558][ T32] r4:85ab3a80 [ 1349.583578][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.583626][ T32] r10:00000000 r9:85ab3a80 r8:8027ed34 r7:ee009e60 r6:85ab3b00 r5:85c1c800 [ 1349.583649][ T32] r4:00000001 [ 1349.583718][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.583790][ T32] Exception stack(0xee11dfb0 to 0xee11dff8) [ 1349.583820][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.583851][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1349.593152][ T32] INFO: task kworker/1:783:7908 is blocked on a mutex likely owned by task kworker/0:421:4512. ** 9 printk messages dropped ** [ 1349.593810][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1349.593838][ T32] dd60: 80070113 ffffffff [ 1349.593867][ T32] r5:80070113 r4:80239bd0 [ 1349.593920][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1349.606728][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.607018][ T32] r5:85a5178c r4:85a51400 ** 9 printk messages dropped ** [ 1349.607507][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) ** 14 printk messages dropped ** [ 1349.608377][ T32] r4:85c1bc00 ** 1 printk messages dropped ** [ 1349.608522][ T32] r5:85c1bc00 r4:829187f0 ** 1 printk messages dropped ** [ 1349.608639][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1349.609290][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1349.609331][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.609375][ T32] r5:85c6778c r4:85c67400 [ 1349.609395][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.609470][ T32] r7:ddde2d40 r6:83018200 r5:85c6778c r4:85ab3b80 [ 1349.609496][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.609553][ T32] r10:61c88647 r9:85c1bc00 r8:85ab3bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.609614][ T32] r4:85ab3b80 [ 1349.609638][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.609757][ T32] r10:00000000 r9:85ab3b80 r8:8027ed34 r7:ee11de60 r6:85ab3c00 r5:85c1bc00 [ 1349.609814][ T32] r4:00000001 [ 1349.609873][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.609914][ T32] Exception stack(0xee0f5fb0 to 0xee0f5ff8) [ 1349.609974][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.610041][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.610075][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.610106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.610162][ T32] r4:857f66c0 [ 1349.610948][ T32] INFO: task kworker/1:784:7909 is blocked on a mutex likely owned by task kworker/0:421:4512. ** 4 printk messages dropped ** [ 1349.611300][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 ** 19 printk messages dropped ** [ 1349.612399][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) ** 22 printk messages dropped ** [ 1349.613491][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.625669][ T32] r5:85c1d400 r4:829187f0 ** 3 printk messages dropped ** [ 1349.625974][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1349.626479][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 19 printk messages dropped ** [ 1349.628360][ T32] INFO: task kworker/1:785:7911 is blocked on a mutex likely owned by task kworker/0:421:4512. ** 14 printk messages dropped ** [ 1349.629205][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.629284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1349.629334][ T32] r4:eaf0ddc0 [ 1349.629413][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1349.629493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1349.629524][ T32] r4:00000000 [ 1349.629546][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1349.629595][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1349.629653][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.629733][ T32] r5:00001000 r4:ecf7b000 [ 1349.629784][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1349.629864][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.629944][ T32] r5:85a5178c r4:85a51400 [ 1349.630000][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.630053][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1349.630075][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.630124][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.630180][ T32] r4:84879f00 [ 1349.630239][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.630327][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 ** 9 printk messages dropped ** [ 1349.630739][ T32] INFO: task kworker/1:786:7925 blocked for more than 476 seconds. ** 10 printk messages dropped ** [ 1349.631303][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1349.631986][ T32] r9:83018205 r8:85c1ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f84f000 ** 19 printk messages dropped ** [ 1349.633229][ T32] r4:857f6a40 ** 2 printk messages dropped ** [ 1349.633723][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.633775][ T32] Call trace: [ 1349.633868][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1349.634002][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1349.654576][ T32] r4:00000000 [ 1349.654618][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1349.655185][ T32] r4:eaf0ddc0 ** 12 printk messages dropped ** [ 1349.655982][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1349.656863][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.657262][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1349.657623][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1349.658142][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1349.660030][ T32] Workqueue: events bpf_prog_free_deferred ** 15 printk messages dropped ** [ 1349.661412][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1349.662025][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1349.662084][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.662173][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.662202][ T32] r4:84879f00 [ 1349.662254][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.662306][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1349.662358][ T32] r4:00000001 [ 1349.662410][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.662450][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1349.662478][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.662514][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.662544][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.662603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.662629][ T32] r4:847915c0 [ 1349.662679][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.662739][ T32] INFO: task kworker/1:788:7938 blocked for more than 476 seconds. [ 1349.662773][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.662825][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.662879][ T32] task:kworker/1:788 state:D stack:0 pid:7938 tgid:7938 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.662956][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.663035][ T32] Call trace: ** 5 printk messages dropped ** [ 1349.663253][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1349.663341][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee081e08 ** 14 printk messages dropped ** [ 1349.696765][ T32] r7:ddde2d40 r6:83018200 r5:85c7078c r4:85ab3f80 ** 12 printk messages dropped ** [ 1349.697906][ T32] r4:857f6f00 ** 11 printk messages dropped ** [ 1349.700399][ T32] dd60: 80070113 ffffffff ** 14 printk messages dropped ** [ 1349.701717][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1349.703277][ T32] INFO: task kworker/1:789:7940 blocked for more than 476 seconds. ** 10 printk messages dropped ** [ 1349.724575][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1349.725172][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1349.726843][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1349.727508][ T32] r4:eaf0ddc0 ** 8 printk messages dropped ** [ 1349.727817][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1349.728321][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.728387][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.728457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.728513][ T32] r4:847915c0 [ 1349.728659][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.728727][ T32] INFO: task kworker/1:790:7942 blocked for more than 476 seconds. [ 1349.728797][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.728911][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.729003][ T32] task:kworker/1:790 state:D stack:0 pid:7942 tgid:7942 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.729154][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.729307][ T32] Call trace: [ 1349.729406][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1349.729537][ T32] r10:829187f4 r9:ee15dd84 r8:00000002 r7:60000013 r6:ee15dd8c r5:85c18000 [ 1349.729600][ T32] r4:85c18000 [ 1349.729650][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1349.729739][ T32] r5:85c18000 r4:829187f0 [ 1349.729788][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.729871][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.729970][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee15de08 [ 1349.730046][ T32] r4:00000000 [ 1349.730105][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1349.730193][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.730275][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1349.730371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598c2c0 [ 1349.730421][ T32] r4:00000000 [ 1349.730502][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1349.730634][ T32] r9:83018205 r8:85c18000 r7:00000000 r6:83018200 r5:00001000 r4:7f8cd000 [ 1349.730694][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.730792][ T32] r5:00001000 r4:edc65000 [ 1349.730840][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1349.730930][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.731044][ T32] r5:85c70b8c r4:85c70800 [ 1349.731129][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1349.731487][ T32] Exception stack(0xee15dfb0 to 0xee15dff8) ** 10 printk messages dropped ** [ 1349.732326][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 ** 18 printk messages dropped ** [ 1349.733129][ T32] r5:00001000 r4:ecf7b000 ** 12 printk messages dropped ** [ 1349.733617][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) ** 11 printk messages dropped ** [ 1349.753975][ T32] Call trace: ** 5 printk messages dropped ** [ 1349.754648][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1349.755187][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1349.756784][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1349.757413][ T32] r4:eaf0ddc0 ** 8 printk messages dropped ** [ 1349.757811][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1349.758559][ T32] Not tainted 6.15.0-syzkaller #0 ** 9 printk messages dropped ** [ 1349.759066][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.759137][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.759219][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee165e08 [ 1349.759247][ T32] r4:00000000 [ 1349.759297][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1349.759341][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.759380][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1349.759424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8590a140 [ 1349.759447][ T32] r4:00000000 [ 1349.759467][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1349.759542][ T32] r9:83018205 r8:85c10c00 r7:00000000 r6:83018200 r5:00001000 r4:7f8d1000 [ 1349.759587][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.759634][ T32] r5:00001000 r4:eddaf000 [ 1349.759670][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1349.759717][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.759791][ T32] r5:85c7138c r4:85c71000 [ 1349.759814][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.759892][ T32] r7:ddde2d40 r6:83018200 r5:85c7138c r4:85824380 [ 1349.759941][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.759994][ T32] r10:61c88647 r9:85c10c00 r8:858243ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.760018][ T32] r4:85824380 [ 1349.760037][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.760117][ T32] r10:00000000 r9:85824380 r8:8027ed34 r7:ee161e60 r6:85824400 r5:85c10c00 [ 1349.760144][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1349.760379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 20 printk messages dropped ** [ 1349.761753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1349.761776][ T32] r4:00000000 [ 1349.761819][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1349.761872][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1349.761895][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.761939][ T32] r5:00001000 r4:ecf7b000 [ 1349.761960][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1349.762000][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.762075][ T32] r5:85a5178c r4:85a51400 [ 1349.762157][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.762240][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1349.762295][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.762348][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.762390][ T32] r4:84879f00 [ 1349.762414][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.762494][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1349.762532][ T32] r4:00000001 [ 1349.762555][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.762594][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1349.762622][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.762974][ T32] task:kworker/1:793 state:D stack:0 pid:7948 tgid:7948 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1349.763413][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1349.797048][ T32] r5:00001000 r4:ede21000 ** 10 printk messages dropped ** [ 1349.797512][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1349.798656][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1349.798966][ T32] r4:00000000 [ 1349.799019][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.799067][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1349.799129][ T32] dd20: 99946000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1349.799164][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1349.799217][ T32] dd60: 80070113 ffffffff [ 1349.799245][ T32] r5:80070113 r4:80239bd0 [ 1349.799267][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.799310][ T32] r4:82ac11e4 [ 1349.799359][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.799441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1349.799468][ T32] r4:eaf0ddc0 [ 1349.799489][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1349.799724][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 1349.800484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 13 printk messages dropped ** [ 1349.801045][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1349.801685][ T32] r5:00001000 r4:ede3b000 ** 10 printk messages dropped ** [ 1349.802190][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1349.803000][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 ** 7 printk messages dropped ** [ 1349.803341][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.803384][ T32] r4:82ac11e4 [ 1349.803495][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.803722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1349.803760][ T32] r4:eaf0ddc0 [ 1349.803816][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1349.803877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1349.803904][ T32] r4:00000000 [ 1349.803964][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1349.804094][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1349.818546][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.818675][ T32] r5:00001000 r4:ecf7b000 [ 1349.818735][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1349.818784][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.818830][ T32] r5:85a5178c r4:85a51400 [ 1349.818850][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1349.819119][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 ** 10 printk messages dropped ** [ 1349.819597][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1349.819980][ T32] r4:85c13000 ** 2 printk messages dropped ** [ 1349.820070][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.820112][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1349.820236][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1349.820749][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1349.821164][ T32] Exception stack(0xee171fb0 to 0xee171ff8) ** 7 printk messages dropped ** [ 1349.822262][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1349.822802][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1349.823337][ T32] r5:00001000 r4:ecf7b000 ** 6 printk messages dropped ** [ 1349.823687][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1349.838263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1349.838895][ T32] r10:829187f4 r9:ee175d84 r8:00000002 r7:60000013 r6:ee175d8c r5:85c13c00 ** 3 printk messages dropped ** [ 1349.839043][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1349.839597][ T32] r9:83018205 r8:85c13c00 r7:00000000 r6:83018200 r5:00001000 r4:7f8d9000 ** 8 printk messages dropped ** [ 1349.839983][ T32] r10:61c88647 r9:85c13c00 r8:858246ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1349.840382][ T32] r4:8590a540 ** 5 printk messages dropped ** [ 1349.841496][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 ** 11 printk messages dropped ** [ 1349.841983][ T32] r4:eaf0ddc0 ** 4 printk messages dropped ** [ 1349.842236][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 ** 4 printk messages dropped ** [ 1349.842495][ T32] r5:85a5178c r4:85a51400 [ 1349.842522][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.842578][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1349.842601][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.842651][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.842675][ T32] r4:84879f00 [ 1349.842718][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.842771][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1349.842795][ T32] r4:00000001 [ 1349.842815][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.842851][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1349.842880][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.842911][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.842939][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.842970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.842993][ T32] r4:847915c0 [ 1349.843045][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.843075][ T32] INFO: task kworker/1:797:7956 blocked for more than 476 seconds. [ 1349.843104][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.843233][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.843272][ T32] task:kworker/1:797 state:D stack:0 pid:7956 tgid:7956 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.843384][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.843460][ T32] Call trace: [ 1349.843494][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1349.843555][ T32] r10:829187f4 r9:ee10dd84 r8:00000002 r7:60000013 r6:ee10dd8c r5:85c15400 [ 1349.843580][ T32] r4:85c15400 [ 1349.843623][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1349.843700][ T32] r5:85c15400 r4:829187f0 [ 1349.843725][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.843767][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.843815][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee10de08 [ 1349.843838][ T32] r4:00000000 [ 1349.843881][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1349.843945][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.860122][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1349.860285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8590aa80 [ 1349.860321][ T32] r4:00000000 [ 1349.860375][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1349.860432][ T32] r9:83018205 r8:85c15400 r7:00000000 r6:83018200 r5:00001000 r4:7f8dd000 [ 1349.860526][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.860596][ T32] r5:00001000 r4:edf15000 [ 1349.860617][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1349.860659][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.860703][ T32] r5:85c72b8c r4:85c72800 [ 1349.860746][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.860801][ T32] r7:ddde2d40 r6:83018200 r5:85c72b8c r4:85824880 [ 1349.860824][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.860875][ T32] r10:61c88647 r9:85c15400 r8:858248ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.860900][ T32] r4:85824880 [ 1349.860949][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.861004][ T32] r10:00000000 r9:85824880 r8:8027ed34 r7:ee175e60 r6:85824900 r5:85c15400 [ 1349.861028][ T32] r4:00000001 [ 1349.861048][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.861086][ T32] Exception stack(0xee10dfb0 to 0xee10dff8) [ 1349.861118][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.861149][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.861177][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.861209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1349.862182][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1349.862584][ T32] dd60: 80070113 ffffffff ** 5 printk messages dropped ** [ 1349.862865][ T32] r4:eaf0ddc0 ** 5 printk messages dropped ** [ 1349.863102][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1349.863506][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 ** 11 printk messages dropped ** [ 1349.876980][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1349.877485][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 3 printk messages dropped ** [ 1349.877725][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1349.878216][ T32] r5:85c7278c r4:85c72400 ** 4 printk messages dropped ** [ 1349.878517][ T32] r4:85824980 ** 6 printk messages dropped ** [ 1349.879119][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1349.879351][ T32] r4:8590a540 [ 1349.880246][ T32] INFO: task kworker/1:798:7958 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1349.880322][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.880422][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.880521][ T32] Call trace: [ 1349.880605][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1349.880694][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1349.880726][ T32] r4:00000000 [ 1349.880749][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.880821][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1349.880883][ T32] dd20: 9aadc000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1349.880918][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1349.880945][ T32] dd60: 80070113 ffffffff [ 1349.881030][ T32] r5:80070113 r4:80239bd0 [ 1349.881066][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.881134][ T32] r4:82ac11e4 [ 1349.881158][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.881206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1349.881243][ T32] r4:eaf0ddc0 [ 1349.881268][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1349.881315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1349.881338][ T32] r4:00000000 [ 1349.881387][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1349.881440][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1349.881488][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.881544][ T32] r5:00001000 r4:ecf7b000 [ 1349.881565][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1349.881606][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.881651][ T32] r5:85a5178c r4:85a51400 [ 1349.881671][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.881720][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1349.881770][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.881823][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.881849][ T32] r4:84879f00 [ 1349.881869][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.881947][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1349.881977][ T32] r4:00000001 [ 1349.882024][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.882064][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1349.882093][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.882123][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.882185][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.882254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.882310][ T32] r4:847915c0 [ 1349.882336][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.882364][ T32] INFO: task kworker/1:799:7960 blocked for more than 476 seconds. ** 3 printk messages dropped ** [ 1349.882487][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.882876][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.882930][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1349.883057][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1349.883493][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1349.898415][ T32] Exception stack(0xee185fb0 to 0xee185ff8) ** 7 printk messages dropped ** [ 1349.899487][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1349.899937][ T32] dd60: 80070113 ffffffff ** 6 printk messages dropped ** [ 1349.900236][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1349.900716][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 ** 7 printk messages dropped ** [ 1349.901063][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) ** 7 printk messages dropped ** [ 1349.901392][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1349.901802][ T32] r5:84af8c00 r4:829187f0 [ 1349.901826][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1349.902088][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1349.902759][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1349.902836][ T32] r4:85824a80 [ 1349.902855][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.902934][ T32] r10:00000000 r9:85824a80 r8:8027ed34 r7:ee185e60 r6:85965280 r5:84af8c00 [ 1349.902964][ T32] r4:00000001 [ 1349.902986][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.903022][ T32] Exception stack(0xee18dfb0 to 0xee18dff8) [ 1349.903049][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.903108][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.903171][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.903206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.903229][ T32] r4:8590ab80 [ 1349.903536][ T32] INFO: task kworker/1:800:7962 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1349.903571][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.903688][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.903735][ T32] Call trace: [ 1349.903766][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1349.903816][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1349.903901][ T32] r4:00000000 [ 1349.903973][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.920590][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1349.920652][ T32] dd20: 9b70a000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1349.920686][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1349.920711][ T32] dd60: 80070113 ffffffff [ 1349.920740][ T32] r5:80070113 r4:80239bd0 [ 1349.920782][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.920878][ T32] r4:82ac11e4 [ 1349.920903][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.920963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1349.920991][ T32] r4:eaf0ddc0 [ 1349.921012][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1349.921058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1349.921082][ T32] r4:00000000 [ 1349.921102][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1349.921156][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1349.921210][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.921264][ T32] r5:00001000 r4:ecf7b000 [ 1349.921284][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1349.921325][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.921370][ T32] r5:85a5178c r4:85a51400 [ 1349.921390][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.921439][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1349.921461][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.921515][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.921540][ T32] r4:84879f00 [ 1349.921590][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.921646][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1349.921671][ T32] r4:00000001 [ 1349.921691][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.921729][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1349.921782][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.921847][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.921879][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1349.922104][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1349.922477][ T32] r4:84af8000 ** 2 printk messages dropped ** [ 1349.922612][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.922683][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1349.922779][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1349.923310][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.923756][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1349.924019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1349.933201][ T32] dd20: 9b70a000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1349.933676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 ** 10 printk messages dropped ** [ 1349.946558][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1349.947082][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1349.947549][ T32] Call trace: ** 5 printk messages dropped ** [ 1349.947797][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1349.948011][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1349.948375][ T32] r5:00001000 r4:edf4b000 [ 1349.948396][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1349.948436][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.948508][ T32] r5:85c73b8c r4:85c73800 [ 1349.948582][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.948635][ T32] r7:ddde2d40 r6:83018200 r5:85c73b8c r4:85824b80 [ 1349.948656][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.948707][ T32] r10:61c88647 r9:84afbc00 r8:85824bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.948730][ T32] r4:85824b80 [ 1349.948749][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.948795][ T32] r10:00000000 r9:85824b80 r8:8027ed34 r7:ee199e60 r6:85965380 r5:84afbc00 [ 1349.948818][ T32] r4:00000001 [ 1349.948837][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.948873][ T32] Exception stack(0xee1a1fb0 to 0xee1a1ff8) [ 1349.948900][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.948929][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.948997][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.949032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.949078][ T32] r4:85488800 [ 1349.949870][ T32] INFO: task kworker/1:802:7967 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1349.949915][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.949979][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.950025][ T32] Call trace: [ 1349.950056][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1349.950137][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1349.950167][ T32] r4:00000000 [ 1349.950190][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.950231][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1349.950268][ T32] dd20: 9bd40000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1349.950301][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1349.950344][ T32] dd60: 80070113 ffffffff [ 1349.950389][ T32] r5:80070113 r4:80239bd0 [ 1349.950452][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.950504][ T32] r4:82ac11e4 [ 1349.950532][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.950608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1349.950664][ T32] r4:eaf0ddc0 [ 1349.950690][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1349.950748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1349.950801][ T32] r4:00000000 [ 1349.950825][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1349.950877][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1349.950937][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.950992][ T32] r5:00001000 r4:ecf7b000 [ 1349.951014][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1349.951055][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.951099][ T32] r5:85a5178c r4:85a51400 [ 1349.951119][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.951198][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1349.951240][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.951321][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.951376][ T32] r4:84879f00 ** 1 printk messages dropped ** [ 1349.951480][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 ** 9 printk messages dropped ** [ 1349.951896][ T32] INFO: task kworker/1:803:7968 blocked for more than 476 seconds. ** 7 printk messages dropped ** [ 1349.952327][ T32] r4:84af9800 ** 2 printk messages dropped ** [ 1349.952505][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.952568][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1349.952705][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1349.953380][ T32] r5:85c73f8c r4:85c73c00 ** 6 printk messages dropped ** [ 1349.953895][ T32] r10:00000000 r9:85824c00 r8:8027ed34 r7:ee1a1e60 r6:85965400 r5:84af9800 ** 9 printk messages dropped ** [ 1349.977881][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1349.978740][ T32] r4:eaf0ddc0 ** 2 printk messages dropped ** [ 1349.978967][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.979498][ T32] r5:85a5178c r4:85a51400 ** 4 printk messages dropped ** [ 1349.979711][ T32] r4:84879f00 ** 6 printk messages dropped ** [ 1349.979981][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.980308][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.980572][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1349.980775][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1349.981222][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.981267][ T32] r5:85c7cf8c r4:85c7cc00 [ 1349.981287][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.981332][ T32] r7:ddde2d40 r6:83018200 r5:85c7cf8c r4:85824c80 [ 1349.981353][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.981401][ T32] r10:61c88647 r9:84afa400 r8:85824cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.981453][ T32] r4:85824c80 [ 1349.981477][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.981530][ T32] r10:00000000 r9:85824c80 r8:8027ed34 r7:ee1a5e60 r6:85965480 r5:84afa400 [ 1349.981554][ T32] r4:00000001 [ 1349.981573][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.981650][ T32] Exception stack(0xee1adfb0 to 0xee1adff8) [ 1349.981710][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.981745][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.981791][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.981846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.981901][ T32] r4:85b27e40 [ 1349.982246][ T32] INFO: task kworker/1:804:7970 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1349.982313][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.982416][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.982503][ T32] Call trace: [ 1349.982542][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1349.982618][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1349.982646][ T32] r4:00000000 [ 1349.982699][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.982743][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1349.982788][ T32] dd20: 9c4fc000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1349.982822][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1349.982846][ T32] dd60: 80070113 ffffffff [ 1349.982901][ T32] r5:80070113 r4:80239bd0 [ 1349.982925][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.982968][ T32] r4:82ac11e4 [ 1349.982987][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.983032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1349.983054][ T32] r4:eaf0ddc0 [ 1349.983074][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1349.983118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1349.983141][ T32] r4:00000000 [ 1349.983188][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1349.983240][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1349.983283][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.983360][ T32] r5:00001000 r4:ecf7b000 [ 1349.983384][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1349.983425][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.983469][ T32] r5:85a5178c r4:85a51400 [ 1349.983489][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.983544][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1349.983566][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.983641][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.983667][ T32] r4:84879f00 [ 1349.983699][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.983774][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1349.983800][ T32] r4:00000001 [ 1349.983821][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.983857][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1349.983940][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.998395][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.998459][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.998498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.998530][ T32] r4:847915c0 [ 1349.998570][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.998615][ T32] INFO: task kworker/1:805:7972 blocked for more than 476 seconds. [ 1349.998659][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.998693][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.998718][ T32] task:kworker/1:805 state:D stack:0 pid:7972 tgid:7972 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.998777][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.998874][ T32] Call trace: [ 1349.998929][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1349.999018][ T32] r10:829187f4 r9:ee1b5d84 r8:00000002 r7:60000013 r6:ee1b5d8c r5:84afb000 ** 2 printk messages dropped ** [ 1349.999140][ T32] r5:84afb000 r4:829187f0 [ 1349.999165][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.999207][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.999256][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee1b5e08 [ 1349.999280][ T32] r4:00000000 [ 1349.999350][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1349.999395][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.999462][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1349.999547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85616040 [ 1349.999574][ T32] r4:00000000 [ 1349.999600][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1349.999655][ T32] r9:83018205 r8:84afb000 r7:00000000 r6:83018200 r5:00001000 r4:7f8e9000 [ 1349.999692][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.999753][ T32] r5:00001000 r4:edf6b000 [ 1349.999781][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1349.999855][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.999903][ T32] r5:85c7c38c r4:85c7c000 [ 1349.999924][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.999975][ T32] r7:ddde2d40 r6:83018200 r5:85c7c38c r4:85824d00 ** 1 printk messages dropped ** [ 1350.000066][ T32] r10:61c88647 r9:84afb000 r8:85824d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1350.000395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1350.001562][ T32] dd20: 9c7ef000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1350.001955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 ** 11 printk messages dropped ** [ 1350.002547][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1350.002947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1350.003566][ T32] r5:85c14800 r4:829187f0 [ 1350.003591][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 3 printk messages dropped ** [ 1350.003797][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1350.018861][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1350.019490][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1350.019599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.019622][ T32] r4:856162c0 [ 1350.020355][ T32] INFO: task kworker/1:806:7973 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.020417][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.020535][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.020600][ T32] Call trace: [ 1350.020654][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.020713][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.020737][ T32] r4:00000000 [ 1350.020784][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.020828][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.020860][ T32] dd20: 9cc9f000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.020892][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.020933][ T32] dd60: 80070113 ffffffff [ 1350.020998][ T32] r5:80070113 r4:80239bd0 [ 1350.021052][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.021099][ T32] r4:82ac11e4 [ 1350.021121][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.021168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.021191][ T32] r4:eaf0ddc0 [ 1350.021240][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.021328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.021354][ T32] r4:00000000 [ 1350.021374][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.021423][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.021445][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.021524][ T32] r5:00001000 r4:ecf7b000 [ 1350.021600][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.021705][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.021782][ T32] r5:85a5178c r4:85a51400 [ 1350.021835][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.021888][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.021909][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.021957][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.021980][ T32] r4:84879f00 [ 1350.022026][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.022108][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.022135][ T32] r4:00000001 [ 1350.022185][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.022241][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.022271][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.022331][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.022363][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.022428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.022455][ T32] r4:847915c0 [ 1350.022477][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1350.022694][ T32] task:kworker/1:807 state:D stack:0 pid:7976 tgid:7976 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1350.023212][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.023258][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1350.023459][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1350.040868][ T32] r7:ddde2d40 r6:83018200 r5:85c7cb8c r4:85824e80 ** 7 printk messages dropped ** [ 1350.041204][ T32] Exception stack(0xee1b9fb0 to 0xee1b9ff8) ** 7 printk messages dropped ** [ 1350.042302][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.042780][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1350.043442][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 ** 9 printk messages dropped ** [ 1350.043933][ T32] r4:84879f00 ** 5 printk messages dropped ** [ 1350.048628][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.049095][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.049470][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 3 printk messages dropped ** [ 1350.049668][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1350.050164][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1350.050732][ T32] Exception stack(0xee1bdfb0 to 0xee1bdff8) ** 6 printk messages dropped ** [ 1350.051642][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1350.052335][ T32] r4:eaf0ddc0 ** 1 printk messages dropped ** [ 1350.052459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.052492][ T32] r4:00000000 [ 1350.052548][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.052646][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.052714][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.052792][ T32] r5:00001000 r4:ecf7b000 [ 1350.052816][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.052888][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.052967][ T32] r5:85a5178c r4:85a51400 [ 1350.052991][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.053040][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.053083][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.053169][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.053196][ T32] r4:84879f00 [ 1350.053216][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.053264][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.053287][ T32] r4:00000001 [ 1350.053306][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.053346][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.053404][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.053461][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.053529][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.053593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.053621][ T32] r4:847915c0 [ 1350.053642][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.053667][ T32] INFO: task kworker/1:809:7980 blocked for more than 476 seconds. [ 1350.053696][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.053720][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.053742][ T32] task:kworker/1:809 state:D stack:0 pid:7980 tgid:7980 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.053787][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.053849][ T32] Call trace: [ 1350.053883][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.053931][ T32] r10:829187f4 r9:ee1c1d84 r8:00000002 r7:60000013 r6:ee1c1d8c r5:85078000 [ 1350.053955][ T32] r4:85078000 [ 1350.054032][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.070100][ T32] r5:85078000 r4:829187f0 [ 1350.070141][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.070204][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.070256][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee1c1e08 [ 1350.070283][ T32] r4:00000000 [ 1350.070337][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.070401][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.070484][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.070553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85616840 [ 1350.070580][ T32] r4:00000000 [ 1350.070631][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.070693][ T32] r9:83018205 r8:85078000 r7:00000000 r6:83018200 r5:00001000 r4:7f8f5000 [ 1350.070716][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.070781][ T32] r5:00001000 r4:ee115000 [ 1350.070806][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.070870][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.070924][ T32] r5:85c7db8c r4:85c7d800 [ 1350.070946][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.070997][ T32] r7:ddde2d40 r6:83018200 r5:85c7db8c r4:85834080 [ 1350.071019][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.071069][ T32] r10:61c88647 r9:85078000 r8:858340ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.071092][ T32] r4:85834080 [ 1350.071142][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.071199][ T32] r10:00000000 r9:85834080 r8:8027ed34 r7:ee1bde60 r6:85834100 r5:85078000 ** 4 printk messages dropped ** [ 1350.071380][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.072573][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1350.073115][ T32] r4:eaf0ddc0 ** 2 printk messages dropped ** [ 1350.073238][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.073574][ T32] r5:85a5178c r4:85a51400 ** 6 printk messages dropped ** [ 1350.073947][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 ** 9 printk messages dropped ** [ 1350.087112][ T32] INFO: task kworker/1:810:7982 blocked for more than 476 seconds. ** 9 printk messages dropped ** [ 1350.087834][ T32] r5:85078c00 r4:829187f0 [ 1350.087857][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1350.088173][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1350.088752][ T32] r7:ddde2d40 r6:83018200 r5:85c7d78c r4:85834180 ** 7 printk messages dropped ** [ 1350.089159][ T32] Exception stack(0xee1c5fb0 to 0xee1c5ff8) ** 6 printk messages dropped ** [ 1350.090162][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.090298][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.090415][ T32] Call trace: [ 1350.090450][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.090540][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.090580][ T32] r4:00000000 [ 1350.090631][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.090708][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.090745][ T32] dd20: 9dc49000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.090803][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.090842][ T32] dd60: 80070113 ffffffff [ 1350.090900][ T32] r5:80070113 r4:80239bd0 [ 1350.090959][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.091006][ T32] r4:82ac11e4 [ 1350.091027][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.091072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.091126][ T32] r4:eaf0ddc0 [ 1350.091184][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.091233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.091286][ T32] r4:00000000 [ 1350.091344][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.091397][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.091419][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.091467][ T32] r5:00001000 r4:ecf7b000 [ 1350.091489][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.091565][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.091612][ T32] r5:85a5178c r4:85a51400 [ 1350.091660][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.091744][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.091792][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.091879][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.091907][ T32] r4:84879f00 [ 1350.091928][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.092011][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.092038][ T32] r4:00000001 [ 1350.092058][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.092128][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.092160][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.092221][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.092315][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.092374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.092416][ T32] r4:847915c0 [ 1350.092440][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.092503][ T32] INFO: task kworker/1:811:7985 blocked for more than 476 seconds. [ 1350.092588][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.092620][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.092642][ T32] task:kworker/1:811 state:D stack:0 pid:7985 tgid:7985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.092722][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.092816][ T32] Call trace: [ 1350.092915][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.092999][ T32] r10:829187f4 r9:ee1cdd84 r8:00000002 r7:60000013 r6:ee1cdd8c r5:85079800 [ 1350.093026][ T32] r4:85079800 [ 1350.093046][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.093089][ T32] r5:85079800 r4:829187f0 [ 1350.093137][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.093216][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.093270][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee1cde08 [ 1350.093293][ T32] r4:00000000 [ 1350.093342][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.093385][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.093439][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.093488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85616a40 [ 1350.093578][ T32] r4:00000000 [ 1350.093603][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1350.093715][ T32] r5:00001000 r4:ee121000 ** 5 printk messages dropped ** [ 1350.113545][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1350.114550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1350.115929][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) ** 8 printk messages dropped ** [ 1350.116368][ T32] r4:eaf0ddc0 ** 1 printk messages dropped ** [ 1350.116517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.116559][ T32] r4:00000000 [ 1350.116615][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.116670][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.116721][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.116771][ T32] r5:00001000 r4:ecf7b000 [ 1350.116792][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.116871][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.116919][ T32] r5:85a5178c r4:85a51400 [ 1350.116975][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.117087][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.117115][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.117205][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.117231][ T32] r4:84879f00 [ 1350.117280][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1350.117355][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.117596][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1350.118053][ T32] Call trace: ** 5 printk messages dropped ** [ 1350.118283][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.118323][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.118407][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee181e08 ** 3 printk messages dropped ** [ 1350.118632][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1350.119236][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1350.119656][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1350.120331][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1350.120862][ T32] r4:eaf0ddc0 ** 2 printk messages dropped ** [ 1350.121007][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.121401][ T32] r5:85a5178c r4:85a51400 ** 4 printk messages dropped ** [ 1350.121599][ T32] r4:84879f00 ** 5 printk messages dropped ** [ 1350.121780][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.122166][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.122458][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 3 printk messages dropped ** [ 1350.122645][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.122685][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.122723][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.122770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85616c00 [ 1350.122808][ T32] r4:00000000 [ 1350.122831][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.122900][ T32] r9:83018205 r8:8507bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f8f9000 [ 1350.122928][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.123003][ T32] r5:00001000 r4:ee12b000 [ 1350.123027][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.123067][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.123162][ T32] r5:85c7e38c r4:85c7e000 [ 1350.123186][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.123234][ T32] r7:ddde2d40 r6:83018200 r5:85c7e38c r4:85834480 [ 1350.123256][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.123310][ T32] r10:61c88647 r9:8507bc00 r8:858344ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.123335][ T32] r4:85834480 [ 1350.123354][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.123401][ T32] r10:00000000 r9:85834480 r8:8027ed34 r7:ee181e60 r6:85834500 r5:8507bc00 [ 1350.123424][ T32] r4:00000001 [ 1350.123443][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.123492][ T32] Exception stack(0xee1d5fb0 to 0xee1d5ff8) [ 1350.123552][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.123587][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.123616][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.123647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.123671][ T32] r4:85616bc0 [ 1350.124047][ T32] INFO: task kworker/1:813:7989 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.157311][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.157434][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.157538][ T32] Call trace: [ 1350.157573][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.157634][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.157684][ T32] r4:00000000 [ 1350.157739][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.157826][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.157863][ T32] dd20: 9efe5000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.157894][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.157919][ T32] dd60: 80070113 ffffffff [ 1350.157977][ T32] r5:80070113 r4:80239bd0 [ 1350.158027][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.158076][ T32] r4:82ac11e4 [ 1350.158152][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.158260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.158286][ T32] r4:eaf0ddc0 [ 1350.158308][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.158384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.158441][ T32] r4:00000000 [ 1350.158494][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.158578][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.158604][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.158650][ T32] r5:00001000 r4:ecf7b000 [ 1350.158671][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.158736][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.158819][ T32] r5:85a5178c r4:85a51400 [ 1350.158856][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1350.159154][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 ** 10 printk messages dropped ** [ 1350.159528][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1350.159939][ T32] r5:8507c800 r4:829187f0 [ 1350.159981][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.160026][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1350.160098][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.160347][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.160585][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.160892][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.161136][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.162221][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 ** 5 printk messages dropped ** [ 1350.162465][ T32] dd60: 80070113 ffffffff [ 1350.162493][ T32] r5:80070113 r4:80239bd0 [ 1350.162544][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) ** 5 printk messages dropped ** [ 1350.162805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 ** 17 printk messages dropped ** [ 1350.163645][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.163674][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.163733][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 22 printk messages dropped ** [ 1350.171834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85535380 [ 1350.171857][ T32] r4:00000000 [ 1350.171878][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.171926][ T32] r9:83018205 r8:8507e000 r7:00000000 r6:83018200 r5:00001000 r4:7f905000 [ 1350.171979][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.172057][ T32] r5:00001000 r4:ee203000 [ 1350.172085][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.172152][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.172201][ T32] r5:85c7ef8c r4:85c7ec00 [ 1350.172222][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.172272][ T32] r7:ddde2d40 r6:83018200 r5:85c7ef8c r4:85834680 [ 1350.172295][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.172343][ T32] r10:61c88647 r9:8507e000 r8:858346ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.172367][ T32] r4:85834680 [ 1350.172387][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.172434][ T32] r10:00000000 r9:85834680 r8:8027ed34 r7:ee181e60 r6:85834700 r5:8507e000 [ 1350.172488][ T32] r4:00000001 [ 1350.172559][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.172603][ T32] Exception stack(0xee1f9fb0 to 0xee1f9ff8) [ 1350.172653][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.172723][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.172789][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.172827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.172867][ T32] r4:8590bfc0 [ 1350.173583][ T32] INFO: task kworker/1:815:7994 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.173618][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.173711][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.173794][ T32] Call trace: [ 1350.173833][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.173907][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.173936][ T32] r4:00000000 [ 1350.174022][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.186323][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.186416][ T32] dd20: 9f61d000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.186490][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.186551][ T32] dd60: 80070113 ffffffff [ 1350.186583][ T32] r5:80070113 r4:80239bd0 [ 1350.186607][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.186669][ T32] r4:82ac11e4 [ 1350.186690][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.186736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.186810][ T32] r4:eaf0ddc0 [ 1350.186836][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.186883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.186906][ T32] r4:00000000 [ 1350.186927][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.186977][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.186999][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.187047][ T32] r5:00001000 r4:ecf7b000 [ 1350.187100][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.187146][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.187216][ T32] r5:85a5178c r4:85a51400 [ 1350.187241][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.187322][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.187347][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.187403][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.187460][ T32] r4:84879f00 [ 1350.187490][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.187570][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.187597][ T32] r4:00000001 [ 1350.187618][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.187656][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.187685][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.187715][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.187743][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.187781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.187806][ T32] r4:847915c0 [ 1350.187846][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.187880][ T32] INFO: task kworker/1:816:7996 blocked for more than 476 seconds. [ 1350.187938][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.188001][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.188055][ T32] task:kworker/1:816 state:D stack:0 pid:7996 tgid:7996 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.188120][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.188199][ T32] Call trace: [ 1350.188252][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.188335][ T32] r10:829187f4 r9:ee201d84 r8:00000002 r7:60000013 r6:ee201d8c r5:8507d400 [ 1350.188362][ T32] r4:8507d400 [ 1350.188383][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.188425][ T32] r5:8507d400 r4:829187f0 [ 1350.188446][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.188500][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.188573][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee201e08 [ 1350.188633][ T32] r4:00000000 [ 1350.188658][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.188734][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.188789][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.188836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85535100 [ 1350.188884][ T32] r4:00000000 [ 1350.188908][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.188956][ T32] r9:83018205 r8:8507d400 r7:00000000 r6:83018200 r5:00001000 r4:7f903000 [ 1350.188978][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.189022][ T32] r5:00001000 r4:ee1f5000 [ 1350.189043][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.189119][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.189167][ T32] r5:85c7eb8c r4:85c7e800 [ 1350.189187][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.189252][ T32] r7:ddde2d40 r6:83018200 r5:85c7eb8c r4:85834780 [ 1350.189288][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.189341][ T32] r10:61c88647 r9:8507d400 r8:858347ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.189401][ T32] r4:85834780 [ 1350.189424][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.189472][ T32] r10:00000000 r9:85834780 r8:8027ed34 r7:ee1f9e60 r6:85834800 r5:8507d400 [ 1350.189495][ T32] r4:00000001 [ 1350.189514][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.189551][ T32] Exception stack(0xee201fb0 to 0xee201ff8) [ 1350.189578][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.189608][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.189637][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.189668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.189691][ T32] r4:855350c0 [ 1350.190431][ T32] INFO: task kworker/1:816:7996 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.190466][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.190554][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.190603][ T32] Call trace: [ 1350.190666][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.190722][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.190783][ T32] r4:00000000 [ 1350.190808][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.190874][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.190944][ T32] dd20: 9f61d000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.191002][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.191046][ T32] dd60: 80070113 ffffffff [ 1350.191074][ T32] r5:80070113 r4:80239bd0 [ 1350.191094][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.191136][ T32] r4:82ac11e4 [ 1350.191155][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.191199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.191223][ T32] r4:eaf0ddc0 [ 1350.191274][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.191381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.191409][ T32] r4:00000000 [ 1350.191459][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.191511][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.191548][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.191596][ T32] r5:00001000 r4:ecf7b000 [ 1350.191616][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.191657][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.191700][ T32] r5:85a5178c r4:85a51400 [ 1350.191720][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.191804][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.191848][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.191901][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.191923][ T32] r4:84879f00 [ 1350.191943][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.191992][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.192016][ T32] r4:00000001 [ 1350.192060][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.192100][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.192128][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.192161][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.192221][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.192286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.192314][ T32] r4:847915c0 [ 1350.192367][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.192396][ T32] INFO: task kworker/1:817:7998 blocked for more than 476 seconds. [ 1350.192428][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.192454][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.192508][ T32] task:kworker/1:817 state:D stack:0 pid:7998 tgid:7998 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.192573][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.192619][ T32] Call trace: [ 1350.192714][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.192773][ T32] r10:829187f4 r9:ee20dd84 r8:00000002 r7:60000013 r6:ee20dd8c r5:850a8000 [ 1350.192828][ T32] r4:850a8000 [ 1350.192852][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.192896][ T32] r5:850a8000 r4:829187f0 [ 1350.192916][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.192955][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.193003][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee20de08 [ 1350.193026][ T32] r4:00000000 [ 1350.193046][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.193115][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.193177][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.193252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855355c0 [ 1350.193289][ T32] r4:00000000 [ 1350.193317][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.193395][ T32] r9:83018205 r8:850a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f907000 [ 1350.193423][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.193491][ T32] r5:00001000 r4:ee209000 [ 1350.193515][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.193555][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.193599][ T32] r5:85c7f38c r4:85c7f000 [ 1350.193623][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.193674][ T32] r7:ddde2d40 r6:83018200 r5:85c7f38c r4:85834880 [ 1350.193696][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.193745][ T32] r10:61c88647 r9:850a8000 r8:858348ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.193774][ T32] r4:85834880 [ 1350.193794][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.193867][ T32] r10:00000000 r9:85834880 r8:8027ed34 r7:ee1f9e60 r6:85834900 r5:850a8000 [ 1350.193918][ T32] r4:00000001 [ 1350.216797][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.216915][ T32] Exception stack(0xee20dfb0 to 0xee20dff8) [ 1350.216983][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.217020][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.217080][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.217116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.217141][ T32] r4:85535340 [ 1350.217923][ T32] INFO: task kworker/1:817:7998 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.217992][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.218116][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.218237][ T32] Call trace: [ 1350.218303][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.218358][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.218385][ T32] r4:00000000 [ 1350.218443][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.218510][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.218546][ T32] dd20: a001c000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.218580][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.218607][ T32] dd60: 80070113 ffffffff [ 1350.218661][ T32] r5:80070113 r4:80239bd0 [ 1350.218718][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.218822][ T32] r4:82ac11e4 [ 1350.218883][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.218933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.218957][ T32] r4:eaf0ddc0 [ 1350.218977][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.219055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.219088][ T32] r4:00000000 [ 1350.219110][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.219312][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.219424][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.219542][ T32] r5:00001000 r4:ecf7b000 [ 1350.219609][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.219878][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.219980][ T32] r5:85a5178c r4:85a51400 [ 1350.220027][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.220129][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.220230][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.220340][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.220394][ T32] r4:84879f00 [ 1350.220586][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.220777][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.220838][ T32] r4:00000001 [ 1350.221183][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.221395][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.221471][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.221542][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.221609][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.221736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.221815][ T32] r4:847915c0 [ 1350.221869][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.221946][ T32] INFO: task kworker/1:818:7999 blocked for more than 476 seconds. [ 1350.222016][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.222050][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.222110][ T32] task:kworker/1:818 state:D stack:0 pid:7999 tgid:7999 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.222206][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.222308][ T32] Call trace: [ 1350.222374][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.222428][ T32] r10:829187f4 r9:ee215d84 r8:00000002 r7:60000113 r6:ee215d8c r5:850a9800 [ 1350.222452][ T32] r4:850a9800 [ 1350.222561][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.222643][ T32] r5:850a9800 r4:829187f0 [ 1350.222666][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.222709][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.222764][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee215e08 [ 1350.222789][ T32] r4:00000000 [ 1350.222841][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.222884][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.222954][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.223002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85535880 [ 1350.223055][ T32] r4:00000000 [ 1350.223111][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.223162][ T32] r9:83018205 r8:850a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f90b000 [ 1350.223184][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.223228][ T32] r5:00001000 r4:ee21d000 [ 1350.223297][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.223371][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.223451][ T32] r5:85c7f78c r4:85c7f400 [ 1350.223515][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.223594][ T32] r7:ddde2d40 r6:83018200 r5:85c7f78c r4:85834980 [ 1350.223647][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.223728][ T32] r10:61c88647 r9:850a9800 r8:858349ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.223789][ T32] r4:85834980 [ 1350.223838][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.223903][ T32] r10:00000000 r9:85834980 r8:8027ed34 r7:ee20de60 r6:85834a00 r5:850a9800 [ 1350.235877][ T32] r4:00000001 [ 1350.235983][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.236048][ T32] Exception stack(0xee215fb0 to 0xee215ff8) [ 1350.236081][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.236114][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.236165][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.236202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.236242][ T32] r4:85535580 [ 1350.237041][ T32] INFO: task kworker/1:818:7999 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.237113][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.237185][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.237274][ T32] Call trace: [ 1350.237311][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.237419][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.237470][ T32] r4:00000000 [ 1350.237530][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.237575][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.237607][ T32] dd20: a001c000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.237668][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.237697][ T32] dd60: 80070113 ffffffff [ 1350.237738][ T32] r5:80070113 r4:80239bd0 [ 1350.237787][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.237870][ T32] r4:82ac11e4 [ 1350.237895][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.237976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.238031][ T32] r4:eaf0ddc0 [ 1350.238085][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.238167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.238195][ T32] r4:00000000 [ 1350.238216][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.238266][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.238321][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.238403][ T32] r5:00001000 r4:ecf7b000 [ 1350.238428][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.238501][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.238550][ T32] r5:85a5178c r4:85a51400 [ 1350.238571][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.238620][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.238655][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.238738][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.238768][ T32] r4:84879f00 [ 1350.238789][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.238837][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.238889][ T32] r4:00000001 [ 1350.238913][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.239089][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.239154][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.239215][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.239291][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.239371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.239424][ T32] r4:847915c0 [ 1350.239523][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.239605][ T32] INFO: task kworker/1:819:8003 blocked for more than 476 seconds. [ 1350.239688][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.239750][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.239821][ T32] task:kworker/1:819 state:D stack:0 pid:8003 tgid:8003 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.239921][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.240006][ T32] Call trace: [ 1350.240073][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.240216][ T32] r10:829187f4 r9:ee229d84 r8:00000002 r7:60000013 r6:ee229d8c r5:850aa400 [ 1350.240278][ T32] r4:850aa400 [ 1350.240324][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.240415][ T32] r5:850aa400 r4:829187f0 [ 1350.240463][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.240576][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.240676][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee229e08 [ 1350.240728][ T32] r4:00000000 [ 1350.240787][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.240866][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.240950][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.241045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85535c80 [ 1350.241096][ T32] r4:00000000 [ 1350.241143][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.241240][ T32] r9:83018205 r8:850aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f911000 [ 1350.241294][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.241368][ T32] r5:00001000 r4:ee237000 [ 1350.241393][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.241463][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.241522][ T32] r5:85c8438c r4:85c84000 [ 1350.241545][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.241592][ T32] r7:ddde2d40 r6:83018200 r5:85c8438c r4:85834a80 [ 1350.241614][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.241662][ T32] r10:61c88647 r9:850aa400 r8:85834aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.241686][ T32] r4:85834a80 [ 1350.241706][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.241757][ T32] r10:00000000 r9:85834a80 r8:8027ed34 r7:ee215e60 r6:85834b00 r5:850aa400 [ 1350.241791][ T32] r4:00000001 [ 1350.241811][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.241848][ T32] Exception stack(0xee229fb0 to 0xee229ff8) [ 1350.241880][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.241913][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.241944][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.241977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.242000][ T32] r4:85535180 [ 1350.242320][ T32] INFO: task kworker/1:819:8003 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.242354][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.242411][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.242471][ T32] Call trace: [ 1350.242503][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.242568][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.242618][ T32] r4:00000000 [ 1350.242642][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.242682][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.242713][ T32] dd20: a001c000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.242744][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.242778][ T32] dd60: 80070113 ffffffff [ 1350.242804][ T32] r5:80070113 r4:80239bd0 [ 1350.242835][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.242910][ T32] r4:82ac11e4 [ 1350.242964][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.243043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.243069][ T32] r4:eaf0ddc0 [ 1350.243111][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.243183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.243211][ T32] r4:00000000 [ 1350.243232][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.243281][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.243302][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.243405][ T32] r5:00001000 r4:ecf7b000 [ 1350.243429][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.243493][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.243542][ T32] r5:85a5178c r4:85a51400 [ 1350.243592][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.243645][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.243666][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.243714][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.243737][ T32] r4:84879f00 [ 1350.243761][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.243833][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.243891][ T32] r4:00000001 [ 1350.268247][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.268404][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.268446][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.268479][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.268558][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.268599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.268624][ T32] r4:847915c0 [ 1350.268649][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.268680][ T32] INFO: task kworker/1:820:8005 blocked for more than 476 seconds. [ 1350.268714][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.268759][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.268806][ T32] task:kworker/1:820 state:D stack:0 pid:8005 tgid:8005 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.268930][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.269011][ T32] Call trace: [ 1350.269048][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.269106][ T32] r10:829187f4 r9:ee1d1d84 r8:00000002 r7:60000013 r6:ee1d1d8c r5:84afd400 [ 1350.269179][ T32] r4:84afd400 [ 1350.269209][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.269285][ T32] r5:84afd400 r4:829187f0 [ 1350.269322][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.269366][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.269446][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee1d1e08 [ 1350.269501][ T32] r4:00000000 [ 1350.269561][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.269604][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.269646][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.269727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85535a80 [ 1350.269759][ T32] r4:00000000 [ 1350.269818][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.269876][ T32] r9:83018205 r8:84afd400 r7:00000000 r6:83018200 r5:00001000 r4:7f90d000 [ 1350.269901][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.269945][ T32] r5:00001000 r4:ee22b000 [ 1350.269966][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.270006][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.270050][ T32] r5:85c7fb8c r4:85c7f800 [ 1350.270070][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.270151][ T32] r7:ddde2d40 r6:83018200 r5:85c7fb8c r4:85834b80 [ 1350.270178][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.270227][ T32] r10:61c88647 r9:84afd400 r8:85834bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.270298][ T32] r4:85834b80 [ 1350.270356][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.270427][ T32] r10:00000000 r9:85834b80 r8:8027ed34 r7:ee229e60 r6:85965580 r5:84afd400 [ 1350.270453][ T32] r4:00000001 [ 1350.270473][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.270509][ T32] Exception stack(0xee1d1fb0 to 0xee1d1ff8) [ 1350.270536][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.270568][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.270637][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.270701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.270728][ T32] r4:85535a40 [ 1350.271476][ T32] INFO: task kworker/1:820:8005 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.271511][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.271637][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.271725][ T32] Call trace: [ 1350.271835][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.271956][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.272017][ T32] r4:00000000 [ 1350.272063][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.272142][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.272177][ T32] dd20: a0919000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.272214][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.272242][ T32] dd60: 80070113 ffffffff [ 1350.272268][ T32] r5:80070113 r4:80239bd0 [ 1350.272302][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.272353][ T32] r4:82ac11e4 [ 1350.272375][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.272421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.272480][ T32] r4:eaf0ddc0 [ 1350.272527][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.272603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.272632][ T32] r4:00000000 [ 1350.272654][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.272740][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.272830][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.272881][ T32] r5:00001000 r4:ecf7b000 [ 1350.272901][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.272943][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.272987][ T32] r5:85a5178c r4:85a51400 [ 1350.273040][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.273093][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.273114][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.273196][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.273284][ T32] r4:84879f00 [ 1350.273343][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.273427][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.273481][ T32] r4:00000001 [ 1350.273504][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.273542][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.273587][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.273622][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.273651][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.273684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.273734][ T32] r4:847915c0 [ 1350.273798][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.273858][ T32] INFO: task kworker/1:821:8007 blocked for more than 476 seconds. [ 1350.273919][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.287431][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.287513][ T32] task:kworker/1:821 state:D stack:0 pid:8007 tgid:8007 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.287613][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.287741][ T32] Call trace: [ 1350.287849][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.287942][ T32] r10:829187f4 r9:ee1e5d84 r8:00000002 r7:60000113 r6:ee1e5d8c r5:84afc800 [ 1350.287972][ T32] r4:84afc800 [ 1350.288027][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.288133][ T32] r5:84afc800 r4:829187f0 [ 1350.288157][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.288231][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.288325][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee1e5e08 [ 1350.288363][ T32] r4:00000000 [ 1350.288387][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.288427][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.288468][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.288513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85535b40 [ 1350.288587][ T32] r4:00000000 [ 1350.288634][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.288725][ T32] r9:83018205 r8:84afc800 r7:00000000 r6:83018200 r5:00001000 r4:7f90f000 [ 1350.288752][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.288833][ T32] r5:00001000 r4:ee231000 [ 1350.288889][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.288967][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.289044][ T32] r5:85c7ff8c r4:85c7fc00 [ 1350.289094][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.289189][ T32] r7:ddde2d40 r6:83018200 r5:85c7ff8c r4:85834c00 [ 1350.289246][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.289299][ T32] r10:61c88647 r9:84afc800 r8:85834c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.289353][ T32] r4:85834c00 [ 1350.289407][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.289460][ T32] r10:00000000 r9:85834c00 r8:8027ed34 r7:ee229e60 r6:85965600 r5:84afc800 [ 1350.289483][ T32] r4:00000001 [ 1350.289503][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.289541][ T32] Exception stack(0xee1e5fb0 to 0xee1e5ff8) [ 1350.289607][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.289673][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.289742][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.289783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.289844][ T32] r4:85535b80 [ 1350.290632][ T32] INFO: task kworker/1:821:8007 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.290709][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.290819][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.290930][ T32] Call trace: [ 1350.290977][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.291030][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.291054][ T32] r4:00000000 [ 1350.291107][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.291188][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.291262][ T32] dd20: a0e5c000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.291296][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.291356][ T32] dd60: 80070113 ffffffff [ 1350.291384][ T32] r5:80070113 r4:80239bd0 [ 1350.291405][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.291447][ T32] r4:82ac11e4 [ 1350.291495][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.291580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.291606][ T32] r4:eaf0ddc0 [ 1350.291627][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.291703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.291772][ T32] r4:00000000 [ 1350.291826][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.291910][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.291970][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.292018][ T32] r5:00001000 r4:ecf7b000 [ 1350.292038][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.292078][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.292121][ T32] r5:85a5178c r4:85a51400 [ 1350.292141][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.292243][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.292267][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.292351][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.292378][ T32] r4:84879f00 [ 1350.292398][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.292485][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.292528][ T32] r4:00000001 [ 1350.292567][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.292605][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.292633][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.292664][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.292727][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.292807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.292867][ T32] r4:847915c0 [ 1350.292921][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.292954][ T32] INFO: task kworker/1:822:8009 blocked for more than 476 seconds. [ 1350.292989][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.293015][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.293066][ T32] task:kworker/1:822 state:D stack:0 pid:8009 tgid:8009 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.293116][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.293201][ T32] Call trace: [ 1350.293232][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.293311][ T32] r10:829187f4 r9:ee241d84 r8:00000002 r7:60000113 r6:ee241d8c r5:84afec00 [ 1350.293339][ T32] r4:84afec00 [ 1350.293360][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.293402][ T32] r5:84afec00 r4:829187f0 [ 1350.293422][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.293483][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.293567][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee241e08 [ 1350.293593][ T32] r4:00000000 [ 1350.293614][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.293654][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.293691][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.293736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85915040 [ 1350.293793][ T32] r4:00000000 [ 1350.293818][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.293894][ T32] r9:83018205 r8:84afec00 r7:00000000 r6:83018200 r5:00001000 r4:7f7bf000 [ 1350.293985][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.317348][ T32] r5:00001000 r4:ec96d000 [ 1350.317395][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.317514][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.317568][ T32] r5:85c84f8c r4:85c84c00 [ 1350.317590][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.317670][ T32] r7:ddde2d40 r6:83018200 r5:85c84f8c r4:85834c80 [ 1350.317698][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.317793][ T32] r10:61c88647 r9:84afec00 r8:85834cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.317846][ T32] r4:85834c80 [ 1350.317908][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.318019][ T32] r10:00000000 r9:85834c80 r8:8027ed34 r7:ee229e60 r6:85965680 r5:84afec00 [ 1350.318065][ T32] r4:00000001 [ 1350.318146][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.318224][ T32] Exception stack(0xee241fb0 to 0xee241ff8) [ 1350.318259][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.318294][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.318327][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.318360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.318383][ T32] r4:85535cc0 [ 1350.319168][ T32] INFO: task kworker/1:822:8009 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.319209][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.319349][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.319607][ T32] Call trace: [ 1350.319679][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.319783][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.319934][ T32] r4:00000000 [ 1350.320059][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.320184][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.320303][ T32] dd20: a1828000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.320375][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.320530][ T32] dd60: 80070113 ffffffff [ 1350.320669][ T32] r5:80070113 r4:80239bd0 [ 1350.320724][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.320817][ T32] r4:82ac11e4 [ 1350.320865][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.320964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.321113][ T32] r4:eaf0ddc0 [ 1350.321223][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.321327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.321428][ T32] r4:00000000 [ 1350.321484][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.321648][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.321761][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.321984][ T32] r5:00001000 r4:ecf7b000 [ 1350.322041][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.322202][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.322414][ T32] r5:85a5178c r4:85a51400 [ 1350.322503][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.322597][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.322646][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.322746][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.322781][ T32] r4:84879f00 [ 1350.322802][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.322874][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.322931][ T32] r4:00000001 [ 1350.323004][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.323079][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.323150][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.323220][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.323280][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.323343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.323404][ T32] r4:847915c0 [ 1350.323449][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.323482][ T32] INFO: task kworker/1:823:8011 blocked for more than 476 seconds. [ 1350.323546][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.323576][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.323598][ T32] task:kworker/1:823 state:D stack:0 pid:8011 tgid:8011 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.323677][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.323803][ T32] Call trace: [ 1350.323897][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.323998][ T32] r10:829187f4 r9:ee155d84 r8:00000002 r7:60000013 r6:ee155d8c r5:84afe000 [ 1350.336092][ T32] r4:84afe000 [ 1350.336155][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.336232][ T32] r5:84afe000 r4:829187f0 [ 1350.336261][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.336308][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.336359][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee155e08 [ 1350.336382][ T32] r4:00000000 [ 1350.336452][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.336507][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.336583][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.336637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85535dc0 [ 1350.336662][ T32] r4:00000000 [ 1350.336684][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.336736][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f913000 [ 1350.336759][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.336808][ T32] r5:00001000 r4:ee23d000 [ 1350.336830][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.336872][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.336918][ T32] r5:85c8478c r4:85c84400 [ 1350.336941][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.336992][ T32] r7:ddde2d40 r6:83018200 r5:85c8478c r4:85834d00 [ 1350.337027][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.337087][ T32] r10:61c88647 r9:84afe000 r8:85834d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.337190][ T32] r4:85834d00 [ 1350.337215][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.337265][ T32] r10:00000000 r9:85834d00 r8:8027ed34 r7:ee241e60 r6:85965700 r5:84afe000 [ 1350.337289][ T32] r4:00000001 [ 1350.337416][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.337459][ T32] Exception stack(0xee155fb0 to 0xee155ff8) [ 1350.337492][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.337558][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.337626][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.337663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.337687][ T32] r4:855354c0 [ 1350.338451][ T32] INFO: task kworker/1:823:8011 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.338490][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.338575][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.338641][ T32] Call trace: [ 1350.338681][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.338737][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.338768][ T32] r4:00000000 [ 1350.338812][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.338858][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.338993][ T32] dd20: a1828000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.339030][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.339092][ T32] dd60: 80070113 ffffffff [ 1350.339122][ T32] r5:80070113 r4:80239bd0 [ 1350.339178][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.339227][ T32] r4:82ac11e4 [ 1350.339273][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.339392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.339428][ T32] r4:eaf0ddc0 [ 1350.339450][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.339502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.339582][ T32] r4:00000000 [ 1350.339659][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.339754][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.339800][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.339880][ T32] r5:00001000 r4:ecf7b000 [ 1350.339922][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.340014][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.340117][ T32] r5:85a5178c r4:85a51400 [ 1350.340155][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.340244][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.340286][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.340378][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.340446][ T32] r4:84879f00 [ 1350.340505][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.340647][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.340719][ T32] r4:00000001 [ 1350.340773][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.340855][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.340931][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.341015][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.341078][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.341144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.341199][ T32] r4:847915c0 [ 1350.341269][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.341365][ T32] INFO: task kworker/1:824:8014 blocked for more than 476 seconds. [ 1350.341441][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.341507][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.341553][ T32] task:kworker/1:824 state:D stack:0 pid:8014 tgid:8014 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.341693][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.341784][ T32] Call trace: [ 1350.341878][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.342003][ T32] r10:829187f4 r9:ee251d84 r8:00000002 r7:60000113 r6:ee251d8c r5:85cc8c00 [ 1350.342062][ T32] r4:85cc8c00 [ 1350.342113][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.342204][ T32] r5:85cc8c00 r4:829187f0 [ 1350.342259][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.342346][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.342452][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee251e08 [ 1350.342555][ T32] r4:00000000 [ 1350.342607][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.342696][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.342778][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.342869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85535f40 [ 1350.342921][ T32] r4:00000000 [ 1350.342963][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.343022][ T32] r9:83018205 r8:85cc8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f75f000 [ 1350.343047][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.343115][ T32] r5:00001000 r4:dfd1f000 [ 1350.343153][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.343225][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.343273][ T32] r5:85c84b8c r4:85c84800 [ 1350.343295][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.343344][ T32] r7:ddde2d40 r6:83018200 r5:85c84b8c r4:85834d80 [ 1350.343448][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.343509][ T32] r10:61c88647 r9:85cc8c00 r8:85834dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.343535][ T32] r4:85834d80 [ 1350.343555][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.343603][ T32] r10:00000000 r9:85834d80 r8:8027ed34 r7:ee241e60 r6:85965780 r5:85cc8c00 [ 1350.343628][ T32] r4:00000001 [ 1350.343648][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.343685][ T32] Exception stack(0xee251fb0 to 0xee251ff8) [ 1350.343713][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.343744][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.343773][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.344059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.365441][ T32] r4:85915080 [ 1350.366245][ T32] INFO: task kworker/1:824:8014 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.366294][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.366611][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.366882][ T32] Call trace: [ 1350.367012][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.367074][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.367100][ T32] r4:00000000 [ 1350.367121][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.367164][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.367231][ T32] dd20: a1bcf000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.367267][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.367307][ T32] dd60: 80070113 ffffffff [ 1350.367337][ T32] r5:80070113 r4:80239bd0 [ 1350.367359][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.367406][ T32] r4:82ac11e4 [ 1350.367428][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.367475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.367520][ T32] r4:eaf0ddc0 [ 1350.367546][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.367593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.367618][ T32] r4:00000000 [ 1350.367639][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.367712][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.367740][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.367809][ T32] r5:00001000 r4:ecf7b000 [ 1350.367836][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.367901][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.368009][ T32] r5:85a5178c r4:85a51400 [ 1350.368035][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.368109][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.368147][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.368215][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.368244][ T32] r4:84879f00 [ 1350.368266][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.368318][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.368343][ T32] r4:00000001 [ 1350.368366][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.368409][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.368440][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.368473][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.368507][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.368566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.368594][ T32] r4:847915c0 [ 1350.368618][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.368659][ T32] INFO: task kworker/1:825:8015 blocked for more than 476 seconds. [ 1350.368697][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.368725][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.369002][ T32] task:kworker/1:825 state:D stack:0 pid:8015 tgid:8015 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.369063][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.369155][ T32] Call trace: [ 1350.369273][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.369367][ T32] r10:829187f4 r9:ee255d84 r8:00000002 r7:60000113 r6:ee255d8c r5:85cc9800 [ 1350.369417][ T32] r4:85cc9800 [ 1350.369480][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.369579][ T32] r5:85cc9800 r4:829187f0 [ 1350.369625][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.369710][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.369810][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee255e08 [ 1350.369867][ T32] r4:00000000 [ 1350.369932][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.370038][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.370140][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.370260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859151c0 [ 1350.370308][ T32] r4:00000000 [ 1350.370431][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.370547][ T32] r9:83018205 r8:85cc9800 r7:00000000 r6:83018200 r5:00001000 r4:7f82f000 [ 1350.370574][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.370715][ T32] r5:00001000 r4:ed82b000 [ 1350.370741][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.370844][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.370893][ T32] r5:85c8538c r4:85c85000 [ 1350.370915][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.370962][ T32] r7:ddde2d40 r6:83018200 r5:85c8538c r4:85834e00 [ 1350.370985][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.371035][ T32] r10:61c88647 r9:85cc9800 r8:85834e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.371058][ T32] r4:85834e00 [ 1350.371078][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.371140][ T32] r10:00000000 r9:85834e00 r8:8027ed34 r7:ee241e60 r6:85965800 r5:85cc9800 [ 1350.371204][ T32] r4:00000001 [ 1350.371229][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.371267][ T32] Exception stack(0xee255fb0 to 0xee255ff8) [ 1350.371325][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.371360][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.371390][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.371422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.371472][ T32] r4:85915080 [ 1350.371874][ T32] INFO: task kworker/1:825:8015 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.371912][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.372057][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.372105][ T32] Call trace: [ 1350.372238][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.372295][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.372320][ T32] r4:00000000 [ 1350.372356][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.372423][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.372460][ T32] dd20: a1bcf000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.372518][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.372570][ T32] dd60: 80070113 ffffffff [ 1350.372612][ T32] r5:80070113 r4:80239bd0 [ 1350.372661][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.372734][ T32] r4:82ac11e4 [ 1350.372781][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.372831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.372855][ T32] r4:eaf0ddc0 [ 1350.372900][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.372950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.372974][ T32] r4:00000000 [ 1350.372995][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.373045][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.373093][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.373142][ T32] r5:00001000 r4:ecf7b000 [ 1350.373164][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.373205][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.373249][ T32] r5:85a5178c r4:85a51400 [ 1350.373269][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.373502][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.373528][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.373579][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.373618][ T32] r4:84879f00 [ 1350.373642][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.373694][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.373821][ T32] r4:00000001 [ 1350.373847][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.373916][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.393306][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.393366][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.393399][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.393457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.393509][ T32] r4:847915c0 [ 1350.393720][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.393758][ T32] INFO: task kworker/1:826:8018 blocked for more than 476 seconds. [ 1350.393808][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.393841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.393973][ T32] task:kworker/1:826 state:D stack:0 pid:8018 tgid:8018 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.412600][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.412818][ T32] Call trace: [ 1350.412905][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.413006][ T32] r10:829187f4 r9:ee261d84 r8:00000002 r7:60000013 r6:ee261d8c r5:85cc8000 [ 1350.413072][ T32] r4:85cc8000 [ 1350.413166][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.413269][ T32] r5:85cc8000 r4:829187f0 [ 1350.413320][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.413398][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.413492][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee261e08 [ 1350.413561][ T32] r4:00000000 [ 1350.413613][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.413693][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.413781][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.413882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85915540 [ 1350.415085][ T32] r4:00000000 [ 1350.415162][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.415287][ T32] r9:83018205 r8:85cc8000 r7:00000000 r6:83018200 r5:00001000 r4:7f915000 [ 1350.415341][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.415517][ T32] r5:00001000 r4:edd4f000 [ 1350.415588][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.415688][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.415786][ T32] r5:85c85f8c r4:85c85c00 [ 1350.415840][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.415953][ T32] r7:ddde2d40 r6:83018200 r5:85c85f8c r4:85834e80 [ 1350.416035][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.416181][ T32] r10:61c88647 r9:85cc8000 r8:85834eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.416243][ T32] r4:85834e80 [ 1350.416288][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.416395][ T32] r10:00000000 r9:85834e80 r8:8027ed34 r7:ee255e60 r6:85965880 r5:85cc8000 [ 1350.416506][ T32] r4:00000001 [ 1350.416592][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.416704][ T32] Exception stack(0xee261fb0 to 0xee261ff8) [ 1350.416821][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.416898][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.416962][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.417035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.417109][ T32] r4:85915180 [ 1350.418007][ T32] INFO: task kworker/1:826:8018 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.418082][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.418155][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.418221][ T32] Call trace: [ 1350.418305][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.418618][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.418648][ T32] r4:00000000 [ 1350.418671][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.418712][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.418972][ T32] dd20: a22fb000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.419008][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.419035][ T32] dd60: 80070113 ffffffff [ 1350.419092][ T32] r5:80070113 r4:80239bd0 [ 1350.419202][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.419306][ T32] r4:82ac11e4 [ 1350.419370][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.419480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.419565][ T32] r4:eaf0ddc0 [ 1350.419623][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.419729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.419788][ T32] r4:00000000 [ 1350.419874][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.419990][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.420051][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.420151][ T32] r5:00001000 r4:ecf7b000 [ 1350.420237][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.420345][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.420441][ T32] r5:85a5178c r4:85a51400 [ 1350.420486][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.420629][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.420682][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.420812][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.420880][ T32] r4:84879f00 [ 1350.420933][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.421044][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.421106][ T32] r4:00000001 [ 1350.421158][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.421244][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.421313][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.421359][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.421415][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.421621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.421670][ T32] r4:847915c0 [ 1350.421696][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.421821][ T32] INFO: task kworker/1:827:8019 blocked for more than 476 seconds. [ 1350.421868][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.421897][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.421919][ T32] task:kworker/1:827 state:D stack:0 pid:8019 tgid:8019 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.421968][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.422039][ T32] Call trace: [ 1350.422071][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.422396][ T32] r10:829187f4 r9:ee265d84 r8:00000002 r7:60000013 r6:ee265d8c r5:85ccbc00 [ 1350.422518][ T32] r4:85ccbc00 [ 1350.422545][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.422591][ T32] r5:85ccbc00 r4:829187f0 [ 1350.422611][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.422818][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.422873][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee265e08 [ 1350.422898][ T32] r4:00000000 [ 1350.422921][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.422961][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.422999][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.423044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85915280 [ 1350.423067][ T32] r4:00000000 [ 1350.423087][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.423137][ T32] r9:83018205 r8:85ccbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f831000 [ 1350.423161][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.423270][ T32] r5:00001000 r4:ed9f3000 [ 1350.423296][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.423338][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.423383][ T32] r5:85c8578c r4:85c85400 [ 1350.423417][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.423469][ T32] r7:ddde2d40 r6:83018200 r5:85c8578c r4:85834f00 [ 1350.423492][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.423555][ T32] r10:61c88647 r9:85ccbc00 r8:85834f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.423579][ T32] r4:85834f00 [ 1350.423600][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.423647][ T32] r10:00000000 r9:85834f00 r8:8027ed34 r7:ee261e60 r6:85965900 r5:85ccbc00 [ 1350.423670][ T32] r4:00000001 [ 1350.423690][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.423727][ T32] Exception stack(0xee265fb0 to 0xee265ff8) [ 1350.423756][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.423786][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.424130][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.446823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.446873][ T32] r4:85915180 [ 1350.447647][ T32] INFO: task kworker/1:827:8019 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.447825][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.448126][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.448192][ T32] Call trace: [ 1350.448245][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.448325][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.448355][ T32] r4:00000000 [ 1350.448376][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.448508][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.448599][ T32] dd20: a2884000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.448637][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.448790][ T32] dd60: 80070113 ffffffff [ 1350.448820][ T32] r5:80070113 r4:80239bd0 [ 1350.448842][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.448902][ T32] r4:82ac11e4 [ 1350.449038][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.449328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.449355][ T32] r4:eaf0ddc0 [ 1350.449377][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.449505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.449534][ T32] r4:00000000 [ 1350.449556][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.449608][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.449630][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.449675][ T32] r5:00001000 r4:ecf7b000 [ 1350.449697][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.449738][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.449785][ T32] r5:85a5178c r4:85a51400 [ 1350.450252][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.450308][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.450331][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.450381][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.450404][ T32] r4:84879f00 [ 1350.450425][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.450504][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.450555][ T32] r4:00000001 [ 1350.450613][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.450699][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.450781][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.450841][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.450903][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.450968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.451000][ T32] r4:847915c0 [ 1350.451066][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.451131][ T32] INFO: task kworker/1:828:8020 blocked for more than 476 seconds. [ 1350.451200][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.451290][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.451360][ T32] task:kworker/1:828 state:D stack:0 pid:8020 tgid:8020 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.451456][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.451530][ T32] Call trace: [ 1350.451590][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.451642][ T32] r10:829187f4 r9:ee221d84 r8:00000002 r7:60000013 r6:ee221d8c r5:850ab000 [ 1350.451689][ T32] r4:850ab000 [ 1350.451718][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.451798][ T32] r5:850ab000 r4:829187f0 [ 1350.451824][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.451867][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.451933][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee221e08 [ 1350.451960][ T32] r4:00000000 [ 1350.452006][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.452051][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.452147][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.452224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85915480 [ 1350.452248][ T32] r4:00000000 [ 1350.452270][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.452499][ T32] r9:83018205 r8:850ab000 r7:00000000 r6:83018200 r5:00001000 r4:7f84f000 [ 1350.452566][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.452641][ T32] r5:00001000 r4:edaad000 [ 1350.452756][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.453023][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.453072][ T32] r5:85c85b8c r4:85c85800 [ 1350.453095][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.453145][ T32] r7:ddde2d40 r6:83018200 r5:85c85b8c r4:85834f80 [ 1350.453166][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.453215][ T32] r10:61c88647 r9:850ab000 r8:85834fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.453749][ T32] r4:85834f80 [ 1350.453775][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.453824][ T32] r10:00000000 r9:85834f80 r8:8027ed34 r7:ee261e60 r6:85979000 r5:850ab000 [ 1350.453848][ T32] r4:00000001 [ 1350.453867][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.453904][ T32] Exception stack(0xee221fb0 to 0xee221ff8) [ 1350.453951][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.454043][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.471728][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.471779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.471806][ T32] r4:859152c0 [ 1350.472532][ T32] INFO: task kworker/1:828:8020 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.472601][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.472712][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.473050][ T32] Call trace: [ 1350.473504][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.473566][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.473592][ T32] r4:00000000 [ 1350.473647][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.473694][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.473744][ T32] dd20: a2d8b000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.473779][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.473807][ T32] dd60: 80070113 ffffffff [ 1350.473857][ T32] r5:80070113 r4:80239bd0 [ 1350.473882][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.474000][ T32] r4:82ac11e4 [ 1350.491477][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.491565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.491609][ T32] r4:eaf0ddc0 [ 1350.491635][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.491684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.491728][ T32] r4:00000000 [ 1350.492237][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.492365][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.492393][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.492443][ T32] r5:00001000 r4:ecf7b000 [ 1350.492465][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.492513][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.492629][ T32] r5:85a5178c r4:85a51400 [ 1350.492753][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.492915][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.492947][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.493078][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.493113][ T32] r4:84879f00 [ 1350.493136][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.493210][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.493238][ T32] r4:00000001 [ 1350.493353][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.493510][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.493547][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.493579][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.493912][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.493949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.494751][ T32] r4:847915c0 [ 1350.498493][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.498546][ T32] INFO: task kworker/1:829:8024 blocked for more than 477 seconds. [ 1350.498584][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.498612][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.498757][ T32] task:kworker/1:829 state:D stack:0 pid:8024 tgid:8024 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.498819][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.498925][ T32] Call trace: [ 1350.498960][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.499016][ T32] r10:829187f4 r9:ee269d84 r8:00000002 r7:60000113 r6:ee269d8c r5:850ac800 [ 1350.499041][ T32] r4:850ac800 [ 1350.499066][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.499129][ T32] r5:850ac800 r4:829187f0 [ 1350.499562][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.499801][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.499856][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee269e08 [ 1350.499981][ T32] r4:00000000 [ 1350.500006][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.500048][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.500196][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.500247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859157c0 [ 1350.500354][ T32] r4:00000000 [ 1350.500379][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.500429][ T32] r9:83018205 r8:850ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f917000 [ 1350.500565][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.500694][ T32] r5:00001000 r4:edde3000 [ 1350.500964][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.501013][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.501061][ T32] r5:85c8638c r4:85c86000 [ 1350.501081][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.501145][ T32] r7:ddde2d40 r6:83018200 r5:85c8638c r4:85979080 [ 1350.501170][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.501239][ T32] r10:61c88647 r9:850ac800 r8:859790ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.501266][ T32] r4:85979080 [ 1350.501287][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.501336][ T32] r10:00000000 r9:85979080 r8:8027ed34 r7:ee261e60 r6:85979100 r5:850ac800 [ 1350.501359][ T32] r4:00000001 [ 1350.501380][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.501435][ T32] Exception stack(0xee269fb0 to 0xee269ff8) [ 1350.501499][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.501534][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.501564][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.501596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.501669][ T32] r4:85915580 [ 1350.502489][ T32] INFO: task kworker/1:829:8024 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.502699][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.503010][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.503089][ T32] Call trace: [ 1350.503154][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.503210][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.503234][ T32] r4:00000000 [ 1350.503305][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.503349][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.503381][ T32] dd20: a30f9000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.503412][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.503450][ T32] dd60: 80070113 ffffffff [ 1350.503749][ T32] r5:80070113 r4:80239bd0 [ 1350.503786][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.503963][ T32] r4:82ac11e4 [ 1350.526953][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.527044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.527071][ T32] r4:eaf0ddc0 [ 1350.527092][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.527139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.527198][ T32] r4:00000000 [ 1350.527224][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.527276][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.527299][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.527396][ T32] r5:00001000 r4:ecf7b000 [ 1350.527448][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.527494][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.527539][ T32] r5:85a5178c r4:85a51400 [ 1350.527561][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.527694][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.527776][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.527830][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.527886][ T32] r4:84879f00 [ 1350.527938][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.528030][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.528090][ T32] r4:00000001 [ 1350.528142][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.528184][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.528215][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.528247][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.528275][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.528350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.528468][ T32] r4:847915c0 [ 1350.528611][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.528673][ T32] INFO: task kworker/1:830:8026 blocked for more than 477 seconds. [ 1350.528768][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.528834][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.528898][ T32] task:kworker/1:830 state:D stack:0 pid:8026 tgid:8026 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.528992][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.529161][ T32] Call trace: [ 1350.529246][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.529304][ T32] r10:829187f4 r9:ee25dd84 r8:00000002 r7:60000113 r6:ee25dd8c r5:850ad400 [ 1350.529328][ T32] r4:850ad400 [ 1350.529349][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.529391][ T32] r5:850ad400 r4:829187f0 [ 1350.529412][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.529497][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.529551][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee25de08 [ 1350.529574][ T32] r4:00000000 [ 1350.529595][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.529682][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.529741][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.529873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85915880 [ 1350.529962][ T32] r4:00000000 [ 1350.529985][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.530066][ T32] r9:83018205 r8:850ad400 r7:00000000 r6:83018200 r5:00001000 r4:7f919000 [ 1350.530170][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.530219][ T32] r5:00001000 r4:ede01000 [ 1350.530239][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.530279][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.530322][ T32] r5:85c8678c r4:85c86400 [ 1350.530391][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.530442][ T32] r7:ddde2d40 r6:83018200 r5:85c8678c r4:85979180 [ 1350.530464][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.530517][ T32] r10:61c88647 r9:850ad400 r8:859791ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.530543][ T32] r4:85979180 [ 1350.530603][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.530656][ T32] r10:00000000 r9:85979180 r8:8027ed34 r7:ee269e60 r6:85979200 r5:850ad400 [ 1350.530681][ T32] r4:00000001 [ 1350.530701][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.530739][ T32] Exception stack(0xee25dfb0 to 0xee25dff8) [ 1350.530771][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.530802][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.530831][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.530862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.530885][ T32] r4:85915780 [ 1350.531642][ T32] INFO: task kworker/1:830:8026 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.531677][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.531735][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.531786][ T32] Call trace: [ 1350.531834][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.531955][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.531983][ T32] r4:00000000 [ 1350.532004][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.532044][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.532075][ T32] dd20: a387a000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.532107][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.532132][ T32] dd60: 80070113 ffffffff [ 1350.532211][ T32] r5:80070113 r4:80239bd0 [ 1350.532236][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.532280][ T32] r4:82ac11e4 [ 1350.532300][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.532425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.532452][ T32] r4:eaf0ddc0 [ 1350.532473][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.532519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.532590][ T32] r4:00000000 [ 1350.532615][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.532692][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.532719][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.532832][ T32] r5:00001000 r4:ecf7b000 [ 1350.532856][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.532927][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.532975][ T32] r5:85a5178c r4:85a51400 [ 1350.532995][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.533048][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.533070][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.533147][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.533175][ T32] r4:84879f00 [ 1350.533196][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.533317][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.533345][ T32] r4:00000001 [ 1350.533366][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.533407][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.533436][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.533466][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.533494][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.533584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.533649][ T32] r4:847915c0 [ 1350.533674][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.533699][ T32] INFO: task kworker/1:831:8027 blocked for more than 477 seconds. [ 1350.533731][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.533763][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.533954][ T32] task:kworker/1:831 state:D stack:0 pid:8027 tgid:8027 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.548949][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.549019][ T32] Call trace: [ 1350.549091][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.549150][ T32] r10:829187f4 r9:ee26dd84 r8:00000002 r7:60000113 r6:ee26dd8c r5:850ae000 [ 1350.549175][ T32] r4:850ae000 [ 1350.549195][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.549238][ T32] r5:850ae000 r4:829187f0 [ 1350.549259][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.549303][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.549353][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee26de08 [ 1350.549421][ T32] r4:00000000 [ 1350.549509][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.549553][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.549645][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.549714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85915e80 [ 1350.549797][ T32] r4:00000000 [ 1350.549871][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.549927][ T32] r9:83018205 r8:850ae000 r7:00000000 r6:83018200 r5:00001000 r4:7f921000 [ 1350.549980][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.550087][ T32] r5:00001000 r4:ee01b000 [ 1350.550143][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.550193][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.550241][ T32] r5:85c86f8c r4:85c86c00 [ 1350.550262][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.550312][ T32] r7:ddde2d40 r6:83018200 r5:85c86f8c r4:85979280 [ 1350.550334][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.550382][ T32] r10:61c88647 r9:850ae000 r8:859792ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.550406][ T32] r4:85979280 [ 1350.550468][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.550553][ T32] r10:00000000 r9:85979280 r8:8027ed34 r7:ee25de60 r6:85979300 r5:850ae000 [ 1350.550611][ T32] r4:00000001 [ 1350.550663][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.550743][ T32] Exception stack(0xee26dfb0 to 0xee26dff8) [ 1350.550794][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.550905][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.550936][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.550969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.551027][ T32] r4:859158c0 [ 1350.551809][ T32] INFO: task kworker/1:831:8027 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.551854][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.552026][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.552080][ T32] Call trace: [ 1350.552178][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.552236][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.552261][ T32] r4:00000000 [ 1350.552320][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.552365][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.552425][ T32] dd20: a3aa3000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.552460][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.552486][ T32] dd60: 80070113 ffffffff [ 1350.552511][ T32] r5:80070113 r4:80239bd0 [ 1350.552628][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.552716][ T32] r4:82ac11e4 [ 1350.552783][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.552834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.552902][ T32] r4:eaf0ddc0 [ 1350.552926][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.553007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.553033][ T32] r4:00000000 [ 1350.553054][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.553102][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.553124][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.553283][ T32] r5:00001000 r4:ecf7b000 [ 1350.553377][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.553422][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.553496][ T32] r5:85a5178c r4:85a51400 [ 1350.553541][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.553622][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.553659][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.553712][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.553790][ T32] r4:84879f00 [ 1350.553847][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.553967][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.567613][ T32] r4:00000001 [ 1350.567654][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.567713][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.567849][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.567946][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.567980][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.568067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.568095][ T32] r4:847915c0 [ 1350.568149][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.568185][ T32] INFO: task kworker/1:832:8032 blocked for more than 477 seconds. [ 1350.568220][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.568306][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.568333][ T32] task:kworker/1:832 state:D stack:0 pid:8032 tgid:8032 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.568500][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.568620][ T32] Call trace: [ 1350.568656][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.568782][ T32] r10:829187f4 r9:ee279d84 r8:00000002 r7:60000013 r6:ee279d8c r5:850aec00 [ 1350.568856][ T32] r4:850aec00 [ 1350.568880][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.568925][ T32] r5:850aec00 r4:829187f0 [ 1350.568946][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.568988][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.569036][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee279e08 [ 1350.569062][ T32] r4:00000000 [ 1350.569168][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.569213][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.569255][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.569334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85915cc0 [ 1350.569361][ T32] r4:00000000 [ 1350.569382][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.569460][ T32] r9:83018205 r8:850aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f91f000 [ 1350.569486][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.569537][ T32] r5:00001000 r4:edfe7000 [ 1350.569583][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.569631][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.569709][ T32] r5:85c86b8c r4:85c86800 [ 1350.569733][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.569792][ T32] r7:ddde2d40 r6:83018200 r5:85c86b8c r4:85979380 [ 1350.569815][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.569891][ T32] r10:61c88647 r9:850aec00 r8:859793ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.569919][ T32] r4:85979380 [ 1350.569964][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.570017][ T32] r10:00000000 r9:85979380 r8:8027ed34 r7:ee26de60 r6:85979400 r5:850aec00 [ 1350.570040][ T32] r4:00000001 [ 1350.570060][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.570095][ T32] Exception stack(0xee279fb0 to 0xee279ff8) [ 1350.570123][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.570153][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.570182][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.570213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.570237][ T32] r4:85915b80 [ 1350.570989][ T32] INFO: task kworker/1:832:8032 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.571026][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.571113][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.571162][ T32] Call trace: [ 1350.571217][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.571296][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.571324][ T32] r4:00000000 [ 1350.571345][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.571385][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.571439][ T32] dd20: a4370000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.571485][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.571521][ T32] dd60: 80070113 ffffffff [ 1350.571547][ T32] r5:80070113 r4:80239bd0 [ 1350.571568][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.571637][ T32] r4:82ac11e4 [ 1350.571682][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.571732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.571761][ T32] r4:eaf0ddc0 [ 1350.571832][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.571881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.571915][ T32] r4:00000000 [ 1350.571938][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.572018][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.572055][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.572143][ T32] r5:00001000 r4:ecf7b000 [ 1350.572167][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.572252][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.572364][ T32] r5:85a5178c r4:85a51400 [ 1350.572455][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.572508][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.572530][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.572641][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.572666][ T32] r4:84879f00 [ 1350.572686][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.572734][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.572764][ T32] r4:00000001 [ 1350.572784][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.572822][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.572849][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.572917][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.572986][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.573021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.573066][ T32] r4:847915c0 [ 1350.573100][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.573129][ T32] INFO: task kworker/1:833:8034 blocked for more than 477 seconds. [ 1350.573185][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.573243][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.573298][ T32] task:kworker/1:833 state:D stack:0 pid:8034 tgid:8034 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.573378][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.573466][ T32] Call trace: [ 1350.573500][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.573550][ T32] r10:829187f4 r9:ee27dd84 r8:00000002 r7:60000013 r6:ee27dd8c r5:8507ec00 [ 1350.573645][ T32] r4:8507ec00 [ 1350.573670][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.573736][ T32] r5:8507ec00 r4:829187f0 [ 1350.573765][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.573806][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.573854][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee27de08 [ 1350.573876][ T32] r4:00000000 [ 1350.573897][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.594273][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.594423][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.594474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85838840 [ 1350.594500][ T32] r4:00000000 [ 1350.594521][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.594572][ T32] r9:83018205 r8:8507ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f923000 [ 1350.594594][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.594642][ T32] r5:00001000 r4:ee02f000 [ 1350.594663][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.594703][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.594756][ T32] r5:85c8738c r4:85c87000 [ 1350.594780][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.594832][ T32] r7:ddde2d40 r6:83018200 r5:85c8738c r4:85979480 [ 1350.594853][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.594902][ T32] r10:61c88647 r9:8507ec00 r8:859794ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.595015][ T32] r4:85979480 [ 1350.595063][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.595116][ T32] r10:00000000 r9:85979480 r8:8027ed34 r7:ee26de60 r6:85979500 r5:8507ec00 [ 1350.595140][ T32] r4:00000001 [ 1350.595159][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.595220][ T32] Exception stack(0xee27dfb0 to 0xee27dff8) [ 1350.595256][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.595287][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.595346][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.595382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.595405][ T32] r4:85915e40 [ 1350.596154][ T32] INFO: task kworker/1:833:8034 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.596218][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.596289][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.596505][ T32] Call trace: [ 1350.596613][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.596668][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.596693][ T32] r4:00000000 [ 1350.596713][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.596759][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.596811][ T32] dd20: a4a8c000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.596849][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.596963][ T32] dd60: 80070113 ffffffff [ 1350.596993][ T32] r5:80070113 r4:80239bd0 [ 1350.597014][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.597057][ T32] r4:82ac11e4 [ 1350.597077][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.597122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.597145][ T32] r4:eaf0ddc0 [ 1350.597165][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.597209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.597233][ T32] r4:00000000 [ 1350.597254][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.597382][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.597409][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.597474][ T32] r5:00001000 r4:ecf7b000 [ 1350.597497][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.597539][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.597586][ T32] r5:85a5178c r4:85a51400 [ 1350.597608][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.597657][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.597740][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.597798][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.597835][ T32] r4:84879f00 [ 1350.597860][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.597909][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.597932][ T32] r4:00000001 [ 1350.597952][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.597988][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.598016][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.598046][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.598074][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.598105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.598132][ T32] r4:847915c0 [ 1350.598155][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.598183][ T32] INFO: task kworker/1:834:8036 blocked for more than 477 seconds. [ 1350.598246][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.598277][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.598299][ T32] task:kworker/1:834 state:D stack:0 pid:8036 tgid:8036 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.598345][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.598460][ T32] Call trace: [ 1350.598496][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.598545][ T32] r10:829187f4 r9:ee249d84 r8:00000002 r7:60000013 r6:ee249d8c r5:85ccb000 [ 1350.598705][ T32] r4:85ccb000 [ 1350.598729][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.598778][ T32] r5:85ccb000 r4:829187f0 [ 1350.598798][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.598839][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.598887][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee249e08 [ 1350.598910][ T32] r4:00000000 [ 1350.598940][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.599042][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.599101][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.599161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85918000 [ 1350.599187][ T32] r4:00000000 [ 1350.599206][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.599282][ T32] r9:83018205 r8:85ccb000 r7:00000000 r6:83018200 r5:00001000 r4:7f925000 [ 1350.599310][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.599384][ T32] r5:00001000 r4:ee045000 [ 1350.599409][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.599477][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.599525][ T32] r5:85c8778c r4:85c87400 [ 1350.599545][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.599613][ T32] r7:ddde2d40 r6:83018200 r5:85c8778c r4:85979580 [ 1350.599718][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.599777][ T32] r10:61c88647 r9:85ccb000 r8:859795ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.599801][ T32] r4:85979580 [ 1350.599847][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.599898][ T32] r10:00000000 r9:85979580 r8:8027ed34 r7:ee27de60 r6:85965980 r5:85ccb000 [ 1350.599921][ T32] r4:00000001 [ 1350.599942][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.599979][ T32] Exception stack(0xee249fb0 to 0xee249ff8) [ 1350.600044][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.600106][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.600138][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.600260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.600286][ T32] r4:85915a00 [ 1350.600673][ T32] INFO: task kworker/1:834:8036 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.600727][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.600829][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.600873][ T32] Call trace: [ 1350.600933][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.601011][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.601039][ T32] r4:00000000 [ 1350.601086][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.601157][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.601194][ T32] dd20: a4a8c000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.601229][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.601308][ T32] dd60: 80070113 ffffffff [ 1350.601337][ T32] r5:80070113 r4:80239bd0 [ 1350.601357][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.601400][ T32] r4:82ac11e4 [ 1350.601420][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.601465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.601489][ T32] r4:eaf0ddc0 [ 1350.601527][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.601576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.601599][ T32] r4:00000000 [ 1350.601658][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.601710][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.601733][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.601788][ T32] r5:00001000 r4:ecf7b000 [ 1350.601809][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.601850][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.601893][ T32] r5:85a5178c r4:85a51400 [ 1350.601953][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.602006][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.602055][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.602107][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.602167][ T32] r4:84879f00 [ 1350.602191][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.602240][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.602263][ T32] r4:00000001 [ 1350.602336][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.602376][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.602407][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.602478][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.602551][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.602675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.602701][ T32] r4:847915c0 [ 1350.602723][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.602753][ T32] INFO: task kworker/1:835:8038 blocked for more than 477 seconds. [ 1350.602785][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.602845][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.602880][ T32] task:kworker/1:835 state:D stack:0 pid:8038 tgid:8038 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.602929][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.603048][ T32] Call trace: [ 1350.603114][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.603176][ T32] r10:829187f4 r9:ee271d84 r8:00000002 r7:60000013 r6:ee271d8c r5:85ccd400 [ 1350.603204][ T32] r4:85ccd400 [ 1350.603225][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.603267][ T32] r5:85ccd400 r4:829187f0 [ 1350.603287][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.603338][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.603423][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee271e08 [ 1350.603453][ T32] r4:00000000 [ 1350.603475][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.603515][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.603593][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.603642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85918200 [ 1350.603667][ T32] r4:00000000 [ 1350.603687][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.603733][ T32] r9:83018205 r8:85ccd400 r7:00000000 r6:83018200 r5:00001000 r4:7f927000 [ 1350.603760][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.603828][ T32] r5:00001000 r4:ee055000 [ 1350.603871][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.603965][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.622996][ T32] r5:85c87b8c r4:85c87800 [ 1350.623078][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.623172][ T32] r7:ddde2d40 r6:83018200 r5:85c87b8c r4:85979600 [ 1350.623288][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.623384][ T32] r10:61c88647 r9:85ccd400 r8:8597962c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.623491][ T32] r4:85979600 [ 1350.623544][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.623611][ T32] r10:00000000 r9:85979600 r8:8027ed34 r7:ee249e60 r6:85965a00 r5:85ccd400 [ 1350.623638][ T32] r4:00000001 [ 1350.623715][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.623767][ T32] Exception stack(0xee271fb0 to 0xee271ff8) [ 1350.623800][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.623831][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.623860][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.623948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.624395][ T32] r4:85918080 [ 1350.625198][ T32] INFO: task kworker/1:835:8038 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.625241][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.625342][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.625479][ T32] Call trace: [ 1350.625514][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.625602][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.625632][ T32] r4:00000000 [ 1350.625654][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.625730][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.625790][ T32] dd20: a4ccd000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.625825][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.625877][ T32] dd60: 80070113 ffffffff [ 1350.625910][ T32] r5:80070113 r4:80239bd0 [ 1350.625936][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.625982][ T32] r4:82ac11e4 [ 1350.626003][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.626060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.626090][ T32] r4:eaf0ddc0 [ 1350.626111][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.626158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.626181][ T32] r4:00000000 [ 1350.626202][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.626250][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.626317][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.626367][ T32] r5:00001000 r4:ecf7b000 [ 1350.626388][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.626429][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.626473][ T32] r5:85a5178c r4:85a51400 [ 1350.626598][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.626741][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.626799][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.626854][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.626931][ T32] r4:84879f00 [ 1350.626956][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.627007][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.627057][ T32] r4:00000001 [ 1350.627082][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.627121][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.627151][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.627183][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.627213][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.627279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.627348][ T32] r4:847915c0 [ 1350.627374][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.627416][ T32] INFO: task kworker/1:836:8040 blocked for more than 477 seconds. [ 1350.627452][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.627479][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.627514][ T32] task:kworker/1:836 state:D stack:0 pid:8040 tgid:8040 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.627603][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.627681][ T32] Call trace: [ 1350.627731][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.627789][ T32] r10:829187f4 r9:ee285d84 r8:00000002 r7:60000013 r6:ee285d8c r5:85cce000 [ 1350.627814][ T32] r4:85cce000 [ 1350.627835][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.627907][ T32] r5:85cce000 r4:829187f0 [ 1350.627934][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.627977][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.628026][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee285e08 [ 1350.628087][ T32] r4:00000000 [ 1350.628114][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.628185][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.628285][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.628336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85918380 [ 1350.628360][ T32] r4:00000000 [ 1350.628385][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.628435][ T32] r9:83018205 r8:85cce000 r7:00000000 r6:83018200 r5:00001000 r4:7f92b000 [ 1350.628458][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.628503][ T32] r5:00001000 r4:ee093000 [ 1350.628524][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.628598][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.628645][ T32] r5:85c87f8c r4:85c87c00 [ 1350.628667][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.628714][ T32] r7:ddde2d40 r6:83018200 r5:85c87f8c r4:85979680 [ 1350.628736][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.628804][ T32] r10:61c88647 r9:85cce000 r8:859796ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.628832][ T32] r4:85979680 [ 1350.628852][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.628980][ T32] r10:00000000 r9:85979680 r8:8027ed34 r7:ee271e60 r6:85965a80 r5:85cce000 [ 1350.629054][ T32] r4:00000001 [ 1350.629111][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.629152][ T32] Exception stack(0xee285fb0 to 0xee285ff8) [ 1350.629182][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.629255][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.629316][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.629405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.629468][ T32] r4:85918100 [ 1350.629838][ T32] INFO: task kworker/1:836:8040 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.629875][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.629970][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.630020][ T32] Call trace: [ 1350.630073][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.630132][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.630157][ T32] r4:00000000 [ 1350.630178][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.630220][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.630372][ T32] dd20: a4ccd000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.630413][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.630441][ T32] dd60: 80070113 ffffffff [ 1350.630468][ T32] r5:80070113 r4:80239bd0 [ 1350.630489][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.630533][ T32] r4:82ac11e4 [ 1350.630554][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.630599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.630624][ T32] r4:eaf0ddc0 [ 1350.630644][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.630690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.630741][ T32] r4:00000000 [ 1350.630776][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.630840][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.630867][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.630914][ T32] r5:00001000 r4:ecf7b000 [ 1350.630935][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.630976][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.631020][ T32] r5:85a5178c r4:85a51400 [ 1350.631043][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.631093][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.631217][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.631274][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.631300][ T32] r4:84879f00 [ 1350.631321][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.631371][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.631406][ T32] r4:00000001 [ 1350.631432][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.631509][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.631543][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.631575][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.631605][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.631638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.631663][ T32] r4:847915c0 [ 1350.631687][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.631715][ T32] INFO: task kworker/1:837:8043 blocked for more than 477 seconds. [ 1350.631770][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.631801][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.631824][ T32] task:kworker/1:837 state:D stack:0 pid:8043 tgid:8043 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.631880][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.631938][ T32] Call trace: [ 1350.631976][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.632029][ T32] r10:829187f4 r9:ee275d84 r8:00000002 r7:60000113 r6:ee275d8c r5:85ccec00 [ 1350.632092][ T32] r4:85ccec00 [ 1350.632121][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.632195][ T32] r5:85ccec00 r4:829187f0 [ 1350.632247][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.632293][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.632344][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee275e08 [ 1350.632368][ T32] r4:00000000 [ 1350.632417][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.632498][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.632581][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.632652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85918440 [ 1350.632681][ T32] r4:00000000 [ 1350.632733][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.632831][ T32] r9:83018205 r8:85ccec00 r7:00000000 r6:83018200 r5:00001000 r4:7f92d000 [ 1350.632865][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.632914][ T32] r5:00001000 r4:ee0a9000 [ 1350.632935][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.632977][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.633022][ T32] r5:85c8c38c r4:85c8c000 [ 1350.633044][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.633092][ T32] r7:ddde2d40 r6:83018200 r5:85c8c38c r4:85979700 [ 1350.633115][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.633272][ T32] r10:61c88647 r9:85ccec00 r8:8597972c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.633302][ T32] r4:85979700 [ 1350.633323][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.633374][ T32] r10:00000000 r9:85979700 r8:8027ed34 r7:ee285e60 r6:85965b00 r5:85ccec00 [ 1350.633398][ T32] r4:00000001 [ 1350.633422][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.633461][ T32] Exception stack(0xee275fb0 to 0xee275ff8) [ 1350.633490][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.633537][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.633570][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.633603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.633628][ T32] r4:859182c0 [ 1350.660102][ T32] INFO: task kworker/1:837:8043 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.660255][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.660412][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.660514][ T32] Call trace: [ 1350.660714][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.660814][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.660845][ T32] r4:00000000 [ 1350.660898][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.660946][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.660981][ T32] dd20: a5795000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.661014][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.661206][ T32] dd60: 80070113 ffffffff [ 1350.661238][ T32] r5:80070113 r4:80239bd0 [ 1350.661261][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.661327][ T32] r4:82ac11e4 [ 1350.661354][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.661671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.661786][ T32] r4:eaf0ddc0 [ 1350.661876][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.661929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.662014][ T32] r4:00000000 [ 1350.662069][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.662237][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.662302][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.662353][ T32] r5:00001000 r4:ecf7b000 [ 1350.662376][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.662469][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.662617][ T32] r5:85a5178c r4:85a51400 [ 1350.662648][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.662700][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.662722][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.662778][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.662801][ T32] r4:84879f00 [ 1350.662822][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.662870][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.662907][ T32] r4:00000001 [ 1350.662931][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.662969][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.663089][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.663124][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.663153][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.663267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.663295][ T32] r4:847915c0 [ 1350.663387][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.663420][ T32] INFO: task kworker/1:838:8045 blocked for more than 477 seconds. [ 1350.663484][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.663549][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.663627][ T32] task:kworker/1:838 state:D stack:0 pid:8045 tgid:8045 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.663682][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.663761][ T32] Call trace: [ 1350.663842][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.663895][ T32] r10:829187f4 r9:ee28dd84 r8:00000002 r7:60000013 r6:ee28dd8c r5:85ccc800 [ 1350.663962][ T32] r4:85ccc800 [ 1350.679323][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.679435][ T32] r5:85ccc800 r4:829187f0 [ 1350.679556][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.679603][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.679671][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee28de08 [ 1350.679699][ T32] r4:00000000 [ 1350.679724][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.679821][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.679876][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.679949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85918580 [ 1350.679980][ T32] r4:00000000 [ 1350.680002][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.680053][ T32] r9:83018205 r8:85ccc800 r7:00000000 r6:83018200 r5:00001000 r4:7f92f000 [ 1350.680075][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.680142][ T32] r5:00001000 r4:ee289000 [ 1350.680168][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.680211][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.680255][ T32] r5:85c8c78c r4:85c8c400 [ 1350.680313][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.680369][ T32] r7:ddde2d40 r6:83018200 r5:85c8c78c r4:85979780 [ 1350.680396][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.680484][ T32] r10:61c88647 r9:85ccc800 r8:859797ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.680514][ T32] r4:85979780 [ 1350.680558][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.680612][ T32] r10:00000000 r9:85979780 r8:8027ed34 r7:ee275e60 r6:85965b80 r5:85ccc800 [ 1350.680635][ T32] r4:00000001 [ 1350.680656][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.680699][ T32] Exception stack(0xee28dfb0 to 0xee28dff8) [ 1350.680743][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.680802][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.680833][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.680865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.680973][ T32] r4:85918280 [ 1350.681730][ T32] INFO: task kworker/1:838:8045 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.681774][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.681905][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.681988][ T32] Call trace: [ 1350.682049][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.682172][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.682227][ T32] r4:00000000 [ 1350.682305][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.682351][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.682382][ T32] dd20: a5bc7000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.682452][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.682508][ T32] dd60: 80070113 ffffffff [ 1350.682537][ T32] r5:80070113 r4:80239bd0 [ 1350.682558][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.682602][ T32] r4:82ac11e4 [ 1350.682657][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.682732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.682764][ T32] r4:eaf0ddc0 [ 1350.682836][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.682907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.682933][ T32] r4:00000000 [ 1350.682954][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.683067][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.683147][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.683218][ T32] r5:00001000 r4:ecf7b000 [ 1350.683241][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.683282][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.683365][ T32] r5:85a5178c r4:85a51400 [ 1350.683389][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.683496][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.683552][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.683605][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.683630][ T32] r4:84879f00 [ 1350.683668][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.683720][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.683743][ T32] r4:00000001 [ 1350.683805][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.683882][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.683914][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.697189][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.697304][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.697384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.697414][ T32] r4:847915c0 [ 1350.697468][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.697517][ T32] INFO: task kworker/1:839:8047 blocked for more than 477 seconds. [ 1350.697605][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.697636][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.697781][ T32] task:kworker/1:839 state:D stack:0 pid:8047 tgid:8047 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.697865][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.698029][ T32] Call trace: [ 1350.698066][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.698122][ T32] r10:829187f4 r9:ee295d84 r8:00000002 r7:60000113 r6:ee295d8c r5:85cca400 [ 1350.698146][ T32] r4:85cca400 [ 1350.698166][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.698209][ T32] r5:85cca400 r4:829187f0 [ 1350.698229][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.698270][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.698364][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee295e08 [ 1350.698392][ T32] r4:00000000 [ 1350.698429][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.698473][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.698541][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.698681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85918940 [ 1350.698708][ T32] r4:00000000 [ 1350.698729][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.698785][ T32] r9:83018205 r8:85cca400 r7:00000000 r6:83018200 r5:00001000 r4:7f935000 [ 1350.698902][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.699217][ T32] r5:00001000 r4:ee2ab000 [ 1350.699247][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.699292][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.699582][ T32] r5:85c8d38c r4:85c8d000 [ 1350.699607][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.699660][ T32] r7:ddde2d40 r6:83018200 r5:85c8d38c r4:85979800 [ 1350.699682][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.699741][ T32] r10:61c88647 r9:85cca400 r8:8597982c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.699791][ T32] r4:85979800 [ 1350.699878][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.699931][ T32] r10:00000000 r9:85979800 r8:8027ed34 r7:ee28de60 r6:85965c00 r5:85cca400 [ 1350.699956][ T32] r4:00000001 [ 1350.699976][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.700140][ T32] Exception stack(0xee295fb0 to 0xee295ff8) [ 1350.700173][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.700204][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.700233][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.700264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.700287][ T32] r4:859185c0 [ 1350.701079][ T32] INFO: task kworker/1:839:8047 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.701120][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.701258][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.701427][ T32] Call trace: [ 1350.701463][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.701532][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.701561][ T32] r4:00000000 [ 1350.701609][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.701857][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.701934][ T32] dd20: a5fe9000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.701969][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.702064][ T32] dd60: 80070113 ffffffff [ 1350.702093][ T32] r5:80070113 r4:80239bd0 [ 1350.702115][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.702221][ T32] r4:82ac11e4 [ 1350.702247][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.702434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.702463][ T32] r4:eaf0ddc0 [ 1350.702543][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.702593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.702710][ T32] r4:00000000 [ 1350.702769][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.702823][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.702846][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.702891][ T32] r5:00001000 r4:ecf7b000 [ 1350.702927][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.702973][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.703035][ T32] r5:85a5178c r4:85a51400 [ 1350.703059][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.703109][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.703130][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.703179][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.703236][ T32] r4:84879f00 [ 1350.703294][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.703346][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.703406][ T32] r4:00000001 [ 1350.703430][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.703467][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.703496][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.703637][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.703721][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.703763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.703817][ T32] r4:847915c0 [ 1350.703875][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.703951][ T32] INFO: task kworker/1:840:8049 blocked for more than 477 seconds. [ 1350.723707][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.723761][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.723952][ T32] task:kworker/1:840 state:D stack:0 pid:8049 tgid:8049 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.724522][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.724618][ T32] Call trace: [ 1350.724653][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.724728][ T32] r10:829187f4 r9:ee2a1d84 r8:00000002 r7:60000113 r6:ee2a1d8c r5:8588b000 [ 1350.724765][ T32] r4:8588b000 [ 1350.724829][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.724879][ T32] r5:8588b000 r4:829187f0 [ 1350.724901][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.724959][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.725012][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee2a1e08 [ 1350.725037][ T32] r4:00000000 [ 1350.725058][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.725098][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.725139][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.725205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859186c0 [ 1350.725253][ T32] r4:00000000 [ 1350.725278][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.725330][ T32] r9:83018205 r8:8588b000 r7:00000000 r6:83018200 r5:00001000 r4:7f931000 [ 1350.725352][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.725419][ T32] r5:00001000 r4:ee297000 [ 1350.725444][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.725486][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.725531][ T32] r5:85c8cb8c r4:85c8c800 [ 1350.725610][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.725666][ T32] r7:ddde2d40 r6:83018200 r5:85c8cb8c r4:85979880 [ 1350.725709][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.725766][ T32] r10:61c88647 r9:8588b000 r8:859798ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.725791][ T32] r4:85979880 [ 1350.725833][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.725887][ T32] r10:00000000 r9:85979880 r8:8027ed34 r7:ee295e60 r6:85965c80 r5:8588b000 [ 1350.725930][ T32] r4:00000001 [ 1350.725954][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.725993][ T32] Exception stack(0xee2a1fb0 to 0xee2a1ff8) [ 1350.726073][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.726128][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.726161][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.726215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.726249][ T32] r4:85918600 [ 1350.727005][ T32] INFO: task kworker/1:840:8049 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.727042][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.727173][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.727232][ T32] Call trace: [ 1350.727265][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.727317][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.727341][ T32] r4:00000000 [ 1350.727371][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.727416][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.727448][ T32] dd20: a6650000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.727479][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.727544][ T32] dd60: 80070113 ffffffff [ 1350.727597][ T32] r5:80070113 r4:80239bd0 [ 1350.727622][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.727666][ T32] r4:82ac11e4 [ 1350.727687][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.727755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.727795][ T32] r4:eaf0ddc0 [ 1350.727827][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.727939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.727970][ T32] r4:00000000 [ 1350.727992][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.728041][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.728146][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.728197][ T32] r5:00001000 r4:ecf7b000 [ 1350.728217][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.728280][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.728329][ T32] r5:85a5178c r4:85a51400 [ 1350.728350][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.728420][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.728445][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.728521][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.728568][ T32] r4:84879f00 [ 1350.728602][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.728654][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.728677][ T32] r4:00000001 [ 1350.728698][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.728734][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.728767][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.728798][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.728827][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.728891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.728919][ T32] r4:847915c0 [ 1350.728961][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.728995][ T32] INFO: task kworker/1:841:8051 blocked for more than 477 seconds. [ 1350.729043][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.729077][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.729123][ T32] task:kworker/1:841 state:D stack:0 pid:8051 tgid:8051 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.729174][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.729242][ T32] Call trace: [ 1350.729300][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.729350][ T32] r10:829187f4 r9:ee2a9d84 r8:00000002 r7:60000113 r6:ee2a9d8c r5:84528000 [ 1350.729378][ T32] r4:84528000 [ 1350.729404][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.729446][ T32] r5:84528000 r4:829187f0 [ 1350.729488][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.729532][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.729604][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee2a9e08 [ 1350.729653][ T32] r4:00000000 [ 1350.729714][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.729785][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.729827][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.729872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85918800 [ 1350.729910][ T32] r4:00000000 [ 1350.729955][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.730006][ T32] r9:83018205 r8:84528000 r7:00000000 r6:83018200 r5:00001000 r4:7f933000 [ 1350.730028][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.730072][ T32] r5:00001000 r4:ee29d000 [ 1350.730113][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.730202][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.730250][ T32] r5:85c8cf8c r4:85c8cc00 [ 1350.730314][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.730451][ T32] r7:ddde2d40 r6:83018200 r5:85c8cf8c r4:85979900 [ 1350.730477][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.730528][ T32] r10:61c88647 r9:84528000 r8:8597992c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.730572][ T32] r4:85979900 [ 1350.730595][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.730663][ T32] r10:00000000 r9:85979900 r8:8027ed34 r7:ee295e60 r6:85965d00 r5:84528000 [ 1350.730693][ T32] r4:00000001 [ 1350.730721][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.730784][ T32] Exception stack(0xee2a9fb0 to 0xee2a9ff8) [ 1350.730815][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.730847][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.730886][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.730921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.730944][ T32] r4:85918840 [ 1350.731273][ T32] INFO: task kworker/1:841:8051 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.731309][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.731422][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.731491][ T32] Call trace: [ 1350.731568][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.731623][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.731647][ T32] r4:00000000 [ 1350.731667][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.731707][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.731762][ T32] dd20: a6650000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.731801][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.731848][ T32] dd60: 80070113 ffffffff [ 1350.731877][ T32] r5:80070113 r4:80239bd0 [ 1350.731897][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.731939][ T32] r4:82ac11e4 [ 1350.731960][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.732026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.732074][ T32] r4:eaf0ddc0 [ 1350.732099][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.732163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.732197][ T32] r4:00000000 [ 1350.732218][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.732301][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.732343][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.732391][ T32] r5:00001000 r4:ecf7b000 [ 1350.732413][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.732453][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.732497][ T32] r5:85a5178c r4:85a51400 [ 1350.732517][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.732601][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.732625][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.732676][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.732720][ T32] r4:84879f00 [ 1350.732744][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.732802][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.732825][ T32] r4:00000001 [ 1350.732866][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.732906][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.732934][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.732965][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.732993][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.733047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.733094][ T32] r4:847915c0 [ 1350.733141][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.733169][ T32] INFO: task kworker/1:842:8053 blocked for more than 477 seconds. [ 1350.733199][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.733285][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.733310][ T32] task:kworker/1:842 state:D stack:0 pid:8053 tgid:8053 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.733380][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.733444][ T32] Call trace: [ 1350.733526][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.733579][ T32] r10:829187f4 r9:ee2b5d84 r8:00000002 r7:60000013 r6:ee2b5d8c r5:84528c00 [ 1350.733644][ T32] r4:84528c00 [ 1350.733688][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.733735][ T32] r5:84528c00 r4:829187f0 [ 1350.733761][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.733802][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.733850][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee2b5e08 [ 1350.733944][ T32] r4:00000000 [ 1350.756019][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.756123][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.756193][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.756245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85918a80 [ 1350.756271][ T32] r4:00000000 [ 1350.756292][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.756363][ T32] r9:83018205 r8:84528c00 r7:00000000 r6:83018200 r5:00001000 r4:7f937000 [ 1350.756406][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.756465][ T32] r5:00001000 r4:ee2b1000 [ 1350.756486][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.756527][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.756598][ T32] r5:85c8d78c r4:85c8d400 [ 1350.756620][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.756670][ T32] r7:ddde2d40 r6:83018200 r5:85c8d78c r4:85979980 [ 1350.756693][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.756758][ T32] r10:61c88647 r9:84528c00 r8:859799ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.756829][ T32] r4:85979980 [ 1350.756853][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.756913][ T32] r10:00000000 r9:85979980 r8:8027ed34 r7:ee295e60 r6:85965d80 r5:84528c00 [ 1350.756941][ T32] r4:00000001 [ 1350.756999][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.757062][ T32] Exception stack(0xee2b5fb0 to 0xee2b5ff8) [ 1350.757096][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.757149][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.757201][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.757258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.757293][ T32] r4:85918880 [ 1350.758063][ T32] INFO: task kworker/1:842:8053 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.758118][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.758213][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.758265][ T32] Call trace: [ 1350.758330][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.758420][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.758449][ T32] r4:00000000 [ 1350.758501][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.758546][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.758618][ T32] dd20: a6b15000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.758675][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.758704][ T32] dd60: 80070113 ffffffff [ 1350.758729][ T32] r5:80070113 r4:80239bd0 [ 1350.758758][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.758836][ T32] r4:82ac11e4 [ 1350.758861][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.758920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.758974][ T32] r4:eaf0ddc0 [ 1350.758998][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.759044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.759073][ T32] r4:00000000 [ 1350.759094][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.759163][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.759190][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.759237][ T32] r5:00001000 r4:ecf7b000 [ 1350.759258][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.759297][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.759346][ T32] r5:85a5178c r4:85a51400 [ 1350.759368][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.759417][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.759459][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.759522][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.759575][ T32] r4:84879f00 [ 1350.759618][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.759671][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.759704][ T32] r4:00000001 [ 1350.759742][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.759788][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.759826][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.759882][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.759915][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.759968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.759995][ T32] r4:847915c0 [ 1350.760017][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.760078][ T32] INFO: task kworker/1:843:8055 blocked for more than 477 seconds. [ 1350.760123][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.760171][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.760222][ T32] task:kworker/1:843 state:D stack:0 pid:8055 tgid:8055 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.760336][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.760405][ T32] Call trace: [ 1350.760452][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.760502][ T32] r10:829187f4 r9:ee2c9d84 r8:00000002 r7:60000113 r6:ee2c9d8c r5:8452a400 [ 1350.760526][ T32] r4:8452a400 [ 1350.760569][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.760644][ T32] r5:8452a400 r4:829187f0 [ 1350.760670][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.760742][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.760821][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee2c9e08 [ 1350.760857][ T32] r4:00000000 [ 1350.760901][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.760948][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.760988][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.761057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85918cc0 [ 1350.761105][ T32] r4:00000000 [ 1350.761128][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.761177][ T32] r9:83018205 r8:8452a400 r7:00000000 r6:83018200 r5:00001000 r4:7f93b000 [ 1350.761199][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.761244][ T32] r5:00001000 r4:ee2c5000 [ 1350.761264][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.761305][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.761350][ T32] r5:85c8df8c r4:85c8dc00 [ 1350.761370][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.761417][ T32] r7:ddde2d40 r6:83018200 r5:85c8df8c r4:85979a00 [ 1350.761461][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.761515][ T32] r10:61c88647 r9:8452a400 r8:85979a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.761538][ T32] r4:85979a00 [ 1350.761558][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.761604][ T32] r10:00000000 r9:85979a00 r8:8027ed34 r7:ee2b5e60 r6:85965e00 r5:8452a400 [ 1350.761648][ T32] r4:00000001 [ 1350.761713][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.761811][ T32] Exception stack(0xee2c9fb0 to 0xee2c9ff8) [ 1350.761842][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.761873][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.761922][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.761979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.762007][ T32] r4:85918ac0 [ 1350.762300][ T32] INFO: task kworker/1:843:8055 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.762385][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.762511][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.762600][ T32] Call trace: [ 1350.762635][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.762688][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.762741][ T32] r4:00000000 [ 1350.762769][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.762847][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.762883][ T32] dd20: a6b15000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.762914][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.763021][ T32] dd60: 80070113 ffffffff [ 1350.763053][ T32] r5:80070113 r4:80239bd0 [ 1350.763074][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.763142][ T32] r4:82ac11e4 [ 1350.763165][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.763212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.763259][ T32] r4:eaf0ddc0 [ 1350.763303][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.763367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.763392][ T32] r4:00000000 [ 1350.763454][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.763544][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.763571][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.763647][ T32] r5:00001000 r4:ecf7b000 [ 1350.763672][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.763714][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.763769][ T32] r5:85a5178c r4:85a51400 [ 1350.763790][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.763840][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.763892][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.785815][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.785904][ T32] r4:84879f00 [ 1350.785938][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.786009][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.786070][ T32] r4:00000001 [ 1350.786095][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.786155][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.786190][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.786225][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.786277][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.786312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.786336][ T32] r4:847915c0 [ 1350.786381][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.786415][ T32] INFO: task kworker/1:844:8058 blocked for more than 477 seconds. [ 1350.786473][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.786507][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.786531][ T32] task:kworker/1:844 state:D stack:0 pid:8058 tgid:8058 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.786588][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.786680][ T32] Call trace: [ 1350.786779][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.786837][ T32] r10:829187f4 r9:ee2d9d84 r8:00000002 r7:60000113 r6:ee2d9d8c r5:84529800 [ 1350.786875][ T32] r4:84529800 [ 1350.786914][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.786970][ T32] r5:84529800 r4:829187f0 [ 1350.787016][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.787062][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.787141][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee2d9e08 [ 1350.787169][ T32] r4:00000000 [ 1350.787190][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.787231][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.787305][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.787356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85918c00 [ 1350.787379][ T32] r4:00000000 [ 1350.787412][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.787467][ T32] r9:83018205 r8:84529800 r7:00000000 r6:83018200 r5:00001000 r4:7f939000 [ 1350.787489][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.787557][ T32] r5:00001000 r4:ee2bf000 [ 1350.787587][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.787630][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.787705][ T32] r5:85c8db8c r4:85c8d800 [ 1350.787759][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.787811][ T32] r7:ddde2d40 r6:83018200 r5:85c8db8c r4:85979a80 [ 1350.787833][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.787883][ T32] r10:61c88647 r9:84529800 r8:85979aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.787907][ T32] r4:85979a80 [ 1350.787926][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.787994][ T32] r10:00000000 r9:85979a80 r8:8027ed34 r7:ee2c9e60 r6:85965e80 r5:84529800 [ 1350.788021][ T32] r4:00000001 [ 1350.788056][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.788097][ T32] Exception stack(0xee2d9fb0 to 0xee2d9ff8) [ 1350.788127][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.788158][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.788200][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.788273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.788304][ T32] r4:85918dc0 [ 1350.789018][ T32] INFO: task kworker/1:844:8058 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.789078][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.789191][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.789239][ T32] Call trace: [ 1350.789289][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.789363][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.789433][ T32] r4:00000000 [ 1350.789472][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.789516][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.789568][ T32] dd20: a71b1000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.789603][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.789662][ T32] dd60: 80070113 ffffffff [ 1350.789711][ T32] r5:80070113 r4:80239bd0 [ 1350.789780][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.789828][ T32] r4:82ac11e4 [ 1350.789865][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.789914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.789938][ T32] r4:eaf0ddc0 [ 1350.789959][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.790040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.790067][ T32] r4:00000000 [ 1350.790088][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.790137][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.790160][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.790204][ T32] r5:00001000 r4:ecf7b000 [ 1350.790224][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.790290][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.790403][ T32] r5:85a5178c r4:85a51400 [ 1350.790427][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.790477][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.790498][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.790547][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.790571][ T32] r4:84879f00 [ 1350.790591][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.790638][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.790698][ T32] r4:00000001 [ 1350.790723][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.790844][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.790876][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.790907][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.790937][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.790969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.790993][ T32] r4:847915c0 [ 1350.791028][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.791066][ T32] INFO: task kworker/1:845:8059 blocked for more than 477 seconds. [ 1350.791102][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.791129][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.791150][ T32] task:kworker/1:845 state:D stack:0 pid:8059 tgid:8059 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.791236][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.791301][ T32] Call trace: [ 1350.791336][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.791394][ T32] r10:829187f4 r9:ee2ddd84 r8:00000002 r7:60000113 r6:ee2ddd8c r5:8452c800 [ 1350.791421][ T32] r4:8452c800 [ 1350.791443][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.791485][ T32] r5:8452c800 r4:829187f0 [ 1350.791506][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.791546][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.791630][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee2dde08 [ 1350.791657][ T32] r4:00000000 [ 1350.791700][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.791764][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.791806][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.791850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ab47c0 [ 1350.791873][ T32] r4:00000000 [ 1350.791915][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.791968][ T32] r9:83018205 r8:8452c800 r7:00000000 r6:83018200 r5:00001000 r4:7f901000 [ 1350.791990][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.792075][ T32] r5:00001000 r4:ee243000 [ 1350.792099][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.792140][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.792184][ T32] r5:85ce538c r4:85ce5000 [ 1350.792204][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.792271][ T32] r7:ddde2d40 r6:83018200 r5:85ce538c r4:85979b00 [ 1350.792299][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.792349][ T32] r10:61c88647 r9:8452c800 r8:85979b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.792372][ T32] r4:85979b00 [ 1350.792393][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.792440][ T32] r10:00000000 r9:85979b00 r8:8027ed34 r7:ee2c9e60 r6:85965f00 r5:8452c800 [ 1350.792463][ T32] r4:00000001 [ 1350.792517][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.792577][ T32] Exception stack(0xee2ddfb0 to 0xee2ddff8) [ 1350.792627][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.792665][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.792694][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.792727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.792755][ T32] r4:85918dc0 [ 1350.793060][ T32] INFO: task kworker/1:845:8059 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.793093][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.793195][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.793243][ T32] Call trace: [ 1350.793289][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.793340][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.793364][ T32] r4:00000000 [ 1350.793384][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.793423][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.793455][ T32] dd20: a71b1000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.793486][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.793511][ T32] dd60: 80070113 ffffffff [ 1350.793557][ T32] r5:80070113 r4:80239bd0 [ 1350.793595][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.793640][ T32] r4:82ac11e4 [ 1350.793681][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.793756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.793784][ T32] r4:eaf0ddc0 [ 1350.793805][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.793851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.793874][ T32] r4:00000000 [ 1350.793961][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.815465][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.815509][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.815656][ T32] r5:00001000 r4:ecf7b000 [ 1350.815683][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.815727][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.815778][ T32] r5:85a5178c r4:85a51400 [ 1350.815800][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.815874][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.815926][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.815981][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.816005][ T32] r4:84879f00 [ 1350.816025][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.816075][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.816098][ T32] r4:00000001 [ 1350.816118][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.816157][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.816187][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.816219][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.816248][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.816302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.816350][ T32] r4:847915c0 [ 1350.816377][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.816407][ T32] INFO: task kworker/1:846:8060 blocked for more than 477 seconds. [ 1350.816463][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.816493][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.816517][ T32] task:kworker/1:846 state:D stack:0 pid:8060 tgid:8060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.816620][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.816670][ T32] Call trace: [ 1350.816762][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.816817][ T32] r10:829187f4 r9:ee2e1d84 r8:00000002 r7:60000113 r6:ee2e1d8c r5:8452d400 [ 1350.816844][ T32] r4:8452d400 [ 1350.816887][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.816957][ T32] r5:8452d400 r4:829187f0 [ 1350.816982][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.817025][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.817074][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee2e1e08 [ 1350.817138][ T32] r4:00000000 [ 1350.817162][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.817204][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.817243][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.817293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85915700 [ 1350.817339][ T32] r4:00000000 [ 1350.817362][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.817425][ T32] r9:83018205 r8:8452d400 r7:00000000 r6:83018200 r5:00001000 r4:7f93d000 [ 1350.817451][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.817497][ T32] r5:00001000 r4:ee2e3000 [ 1350.817517][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.817557][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.817603][ T32] r5:85c8e38c r4:85c8e000 [ 1350.817624][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.817671][ T32] r7:ddde2d40 r6:83018200 r5:85c8e38c r4:85979b80 [ 1350.817734][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.817831][ T32] r10:61c88647 r9:8452d400 r8:85979bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.817858][ T32] r4:85979b80 [ 1350.817894][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.817960][ T32] r10:00000000 r9:85979b80 r8:8027ed34 r7:ee2dde60 r6:85965f80 r5:8452d400 [ 1350.817999][ T32] r4:00000001 [ 1350.818037][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.818119][ T32] Exception stack(0xee2e1fb0 to 0xee2e1ff8) [ 1350.818176][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.818231][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.818265][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.818298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.818343][ T32] r4:85918dc0 [ 1350.819079][ T32] INFO: task kworker/1:846:8060 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.819118][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.819198][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.819270][ T32] Call trace: [ 1350.819346][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.819402][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.819457][ T32] r4:00000000 [ 1350.819501][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.819545][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.819639][ T32] dd20: a767a000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.819760][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.819811][ T32] dd60: 80070113 ffffffff [ 1350.819840][ T32] r5:80070113 r4:80239bd0 [ 1350.819861][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.819968][ T32] r4:82ac11e4 [ 1350.819999][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.820047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.820102][ T32] r4:eaf0ddc0 [ 1350.820126][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.820193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.820221][ T32] r4:00000000 [ 1350.820263][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.820315][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.820359][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.820408][ T32] r5:00001000 r4:ecf7b000 [ 1350.820429][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.820470][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.820513][ T32] r5:85a5178c r4:85a51400 [ 1350.820533][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.820605][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.820628][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.820677][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.820701][ T32] r4:84879f00 [ 1350.820720][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.820785][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.820811][ T32] r4:00000001 [ 1350.820853][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.820894][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.820943][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.820977][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.821007][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.821063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.821110][ T32] r4:847915c0 [ 1350.821147][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.821175][ T32] INFO: task kworker/1:847:8063 blocked for more than 477 seconds. [ 1350.821225][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.821254][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.821276][ T32] task:kworker/1:847 state:D stack:0 pid:8063 tgid:8063 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.821341][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.821406][ T32] Call trace: [ 1350.821455][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.821505][ T32] r10:829187f4 r9:ee2f9d84 r8:00000002 r7:60000113 r6:ee2f9d8c r5:8452bc00 [ 1350.821529][ T32] r4:8452bc00 [ 1350.821571][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.821617][ T32] r5:8452bc00 r4:829187f0 [ 1350.821639][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.821689][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.821763][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee2f9e08 [ 1350.821791][ T32] r4:00000000 [ 1350.821811][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.821872][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.821925][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.821974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ab4040 [ 1350.822019][ T32] r4:00000000 [ 1350.822073][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.822124][ T32] r9:83018205 r8:8452bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f93f000 [ 1350.822167][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.822235][ T32] r5:00001000 r4:ee2e9000 [ 1350.822279][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.822323][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.822389][ T32] r5:85c8e78c r4:85c8e400 [ 1350.822413][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.822487][ T32] r7:ddde2d40 r6:83018200 r5:85c8e78c r4:85979c00 [ 1350.822537][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.822590][ T32] r10:61c88647 r9:8452bc00 r8:85979c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.822615][ T32] r4:85979c00 [ 1350.822634][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.822702][ T32] r10:00000000 r9:85979c00 r8:8027ed34 r7:ee2dde60 r6:85ac0000 r5:8452bc00 [ 1350.822729][ T32] r4:00000001 [ 1350.822755][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.822793][ T32] Exception stack(0xee2f9fb0 to 0xee2f9ff8) [ 1350.822820][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.822851][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.822879][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.822912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.822935][ T32] r4:85ab40c0 [ 1350.823280][ T32] INFO: task kworker/1:847:8063 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.823328][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.823390][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.823488][ T32] Call trace: [ 1350.823550][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.823645][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.823694][ T32] r4:00000000 [ 1350.823763][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.823808][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.823840][ T32] dd20: a767a000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.823881][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.823909][ T32] dd60: 80070113 ffffffff [ 1350.823994][ T32] r5:80070113 r4:80239bd0 [ 1350.844964][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.845065][ T32] r4:82ac11e4 [ 1350.845104][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.845158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.845183][ T32] r4:eaf0ddc0 [ 1350.845224][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.845276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.845300][ T32] r4:00000000 [ 1350.845322][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.845414][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.845462][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.845531][ T32] r5:00001000 r4:ecf7b000 [ 1350.845576][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.845656][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.845715][ T32] r5:85a5178c r4:85a51400 [ 1350.845739][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.845796][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.845818][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.845868][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.845891][ T32] r4:84879f00 [ 1350.845911][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.845960][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.845983][ T32] r4:00000001 [ 1350.846003][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.846040][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.846071][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.846103][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.846173][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.846210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.846233][ T32] r4:847915c0 [ 1350.846257][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.846286][ T32] INFO: task kworker/1:848:8065 blocked for more than 477 seconds. [ 1350.846319][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.846345][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.846376][ T32] task:kworker/1:848 state:D stack:0 pid:8065 tgid:8065 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.846446][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.846492][ T32] Call trace: [ 1350.846546][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.846603][ T32] r10:829187f4 r9:ee309d84 r8:00000002 r7:60000113 r6:ee309d8c r5:8452b000 [ 1350.846627][ T32] r4:8452b000 [ 1350.846648][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.846690][ T32] r5:8452b000 r4:829187f0 [ 1350.846711][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.846759][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.846809][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee309e08 [ 1350.846832][ T32] r4:00000000 [ 1350.846886][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.846931][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.847005][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.847081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ab41c0 [ 1350.847109][ T32] r4:00000000 [ 1350.847170][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.847223][ T32] r9:83018205 r8:8452b000 r7:00000000 r6:83018200 r5:00001000 r4:7f941000 [ 1350.847269][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.847317][ T32] r5:00001000 r4:ee2fb000 [ 1350.847368][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.847433][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.847503][ T32] r5:85c8eb8c r4:85c8e800 [ 1350.847527][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.847576][ T32] r7:ddde2d40 r6:83018200 r5:85c8eb8c r4:85979c80 [ 1350.847597][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.847719][ T32] r10:61c88647 r9:8452b000 r8:85979cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.847751][ T32] r4:85979c80 [ 1350.847772][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.847849][ T32] r10:00000000 r9:85979c80 r8:8027ed34 r7:ee2dde60 r6:85ac0080 r5:8452b000 [ 1350.847886][ T32] r4:00000001 [ 1350.847929][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.847988][ T32] Exception stack(0xee309fb0 to 0xee309ff8) [ 1350.848061][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.848118][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.848181][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.848240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.848286][ T32] r4:85ab40c0 [ 1350.848990][ T32] INFO: task kworker/1:848:8065 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.849027][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.849119][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.849229][ T32] Call trace: [ 1350.849261][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.849313][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.849336][ T32] r4:00000000 [ 1350.849374][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.849419][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.849451][ T32] dd20: a7b4d000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.849506][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.849536][ T32] dd60: 80070113 ffffffff [ 1350.849562][ T32] r5:80070113 r4:80239bd0 [ 1350.849582][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.849623][ T32] r4:82ac11e4 [ 1350.849644][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.849690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.849713][ T32] r4:eaf0ddc0 [ 1350.849733][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.849801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.849865][ T32] r4:00000000 [ 1350.849895][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.849945][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.849985][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.850034][ T32] r5:00001000 r4:ecf7b000 [ 1350.850054][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.850096][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.850149][ T32] r5:85a5178c r4:85a51400 [ 1350.850193][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.850246][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.850267][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.850337][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.850378][ T32] r4:84879f00 [ 1350.850401][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.850451][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.850474][ T32] r4:00000001 [ 1350.850517][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.850558][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.850586][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.850660][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.850713][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.850753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.850778][ T32] r4:847915c0 [ 1350.850847][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.850876][ T32] INFO: task kworker/1:849:8066 blocked for more than 477 seconds. [ 1350.850906][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.850931][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.850952][ T32] task:kworker/1:849 state:D stack:0 pid:8066 tgid:8066 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.851023][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.851106][ T32] Call trace: [ 1350.851141][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.851211][ T32] r10:829187f4 r9:ee311d84 r8:00000002 r7:60000113 r6:ee311d8c r5:8452e000 [ 1350.851238][ T32] r4:8452e000 [ 1350.851259][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.851322][ T32] r5:8452e000 r4:829187f0 [ 1350.851346][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.851387][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.851458][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee311e08 [ 1350.851486][ T32] r4:00000000 [ 1350.851543][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.851629][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.851672][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.851742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ab42c0 [ 1350.851773][ T32] r4:00000000 [ 1350.851802][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.851854][ T32] r9:83018205 r8:8452e000 r7:00000000 r6:83018200 r5:00001000 r4:7f943000 [ 1350.851896][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.851943][ T32] r5:00001000 r4:ee301000 [ 1350.851964][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.852006][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.852050][ T32] r5:85c8ef8c r4:85c8ec00 [ 1350.852070][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.852117][ T32] r7:ddde2d40 r6:83018200 r5:85c8ef8c r4:85979d00 [ 1350.852159][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.852233][ T32] r10:61c88647 r9:8452e000 r8:85979d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.852280][ T32] r4:85979d00 [ 1350.852303][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.852403][ T32] r10:00000000 r9:85979d00 r8:8027ed34 r7:ee2dde60 r6:85ac0100 r5:8452e000 [ 1350.852476][ T32] r4:00000001 [ 1350.852569][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.852612][ T32] Exception stack(0xee311fb0 to 0xee311ff8) [ 1350.852642][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.852696][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.852730][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.852788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.852861][ T32] r4:85ab4400 [ 1350.853172][ T32] INFO: task kworker/1:849:8066 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.853241][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.853409][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.853454][ T32] Call trace: [ 1350.853485][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.853535][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.853560][ T32] r4:00000000 [ 1350.853602][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.853659][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.853733][ T32] dd20: a7b4d000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.853772][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.853798][ T32] dd60: 80070113 ffffffff [ 1350.853832][ T32] r5:80070113 r4:80239bd0 [ 1350.853902][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.880556][ T32] r4:82ac11e4 [ 1350.880651][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.880782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.880855][ T32] r4:eaf0ddc0 [ 1350.880902][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.880954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.880979][ T32] r4:00000000 [ 1350.880999][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.881050][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.881094][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.881147][ T32] r5:00001000 r4:ecf7b000 [ 1350.881168][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.881209][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.881253][ T32] r5:85a5178c r4:85a51400 [ 1350.881274][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.881346][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.881376][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.881429][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.881475][ T32] r4:84879f00 [ 1350.881500][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.881550][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.881573][ T32] r4:00000001 [ 1350.881593][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.881654][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.881713][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.881752][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.881783][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.881821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.881869][ T32] r4:847915c0 [ 1350.881902][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.881962][ T32] INFO: task kworker/1:850:8068 blocked for more than 477 seconds. [ 1350.882024][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.882057][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.882083][ T32] task:kworker/1:850 state:D stack:0 pid:8068 tgid:8068 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.882186][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.882271][ T32] Call trace: [ 1350.882308][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.882361][ T32] r10:829187f4 r9:ee319d84 r8:00000002 r7:60000113 r6:ee319d8c r5:85cf0c00 [ 1350.882449][ T32] r4:85cf0c00 [ 1350.882475][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.882560][ T32] r5:85cf0c00 r4:829187f0 [ 1350.882585][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.882627][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.882697][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee319e08 [ 1350.882759][ T32] r4:00000000 [ 1350.882789][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.882851][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.882894][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.882963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ab4480 [ 1350.883016][ T32] r4:00000000 [ 1350.883090][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.883144][ T32] r9:83018205 r8:85cf0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f945000 [ 1350.883175][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.883223][ T32] r5:00001000 r4:ee31b000 [ 1350.883243][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.883283][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.883348][ T32] r5:85c8f38c r4:85c8f000 [ 1350.883371][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.883428][ T32] r7:ddde2d40 r6:83018200 r5:85c8f38c r4:85979d80 [ 1350.883474][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.883526][ T32] r10:61c88647 r9:85cf0c00 r8:85979dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.883590][ T32] r4:85979d80 [ 1350.883613][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.883664][ T32] r10:00000000 r9:85979d80 r8:8027ed34 r7:ee2dde60 r6:85ac0180 r5:85cf0c00 [ 1350.883700][ T32] r4:00000001 [ 1350.883783][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.883825][ T32] Exception stack(0xee319fb0 to 0xee319ff8) [ 1350.883853][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.883885][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.883963][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.897366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.897414][ T32] r4:85ab4240 [ 1350.898208][ T32] INFO: task kworker/1:850:8068 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.898284][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.898360][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.898445][ T32] Call trace: [ 1350.898528][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.898589][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.898615][ T32] r4:00000000 [ 1350.898636][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.898697][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.898759][ T32] dd20: a8690000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.898837][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.898866][ T32] dd60: 80070113 ffffffff [ 1350.898892][ T32] r5:80070113 r4:80239bd0 [ 1350.898913][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.899007][ T32] r4:82ac11e4 [ 1350.899060][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.899119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.899164][ T32] r4:eaf0ddc0 [ 1350.899210][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.899283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.899310][ T32] r4:00000000 [ 1350.899331][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.899382][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.899405][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.899449][ T32] r5:00001000 r4:ecf7b000 [ 1350.899491][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.899538][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.899604][ T32] r5:85a5178c r4:85a51400 [ 1350.899649][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.899703][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.899725][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.899783][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.899807][ T32] r4:84879f00 [ 1350.899847][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.899914][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.899981][ T32] r4:00000001 [ 1350.900025][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.900067][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.900095][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.900126][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.900175][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.900211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.900276][ T32] r4:847915c0 [ 1350.900301][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.900372][ T32] INFO: task kworker/1:851:8070 blocked for more than 477 seconds. [ 1350.900411][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.900437][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.900502][ T32] task:kworker/1:851 state:D stack:0 pid:8070 tgid:8070 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.900609][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.900702][ T32] Call trace: [ 1350.900737][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.900793][ T32] r10:829187f4 r9:ee329d84 r8:00000002 r7:60000013 r6:ee329d8c r5:85cf2400 [ 1350.900817][ T32] r4:85cf2400 [ 1350.900862][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.900914][ T32] r5:85cf2400 r4:829187f0 [ 1350.900976][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.901063][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.901116][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee329e08 [ 1350.901140][ T32] r4:00000000 [ 1350.901160][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.901201][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.901239][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.901306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ab4540 [ 1350.901336][ T32] r4:00000000 [ 1350.901381][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.901447][ T32] r9:83018205 r8:85cf2400 r7:00000000 r6:83018200 r5:00001000 r4:7f947000 [ 1350.901472][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.901520][ T32] r5:00001000 r4:ee321000 [ 1350.901582][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.901646][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.901694][ T32] r5:85c8f78c r4:85c8f400 [ 1350.901715][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.901768][ T32] r7:ddde2d40 r6:83018200 r5:85c8f78c r4:85979e00 [ 1350.901790][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.901900][ T32] r10:61c88647 r9:85cf2400 r8:85979e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.901932][ T32] r4:85979e00 [ 1350.901954][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.902001][ T32] r10:00000000 r9:85979e00 r8:8027ed34 r7:ee2dde60 r6:85ac0200 r5:85cf2400 [ 1350.902044][ T32] r4:00000001 [ 1350.902067][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.902127][ T32] Exception stack(0xee329fb0 to 0xee329ff8) [ 1350.902158][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.902191][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.902220][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.902252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.902295][ T32] r4:85ab4440 [ 1350.902663][ T32] INFO: task kworker/1:851:8070 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.902698][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.902827][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.902893][ T32] Call trace: [ 1350.902933][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.902985][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.903031][ T32] r4:00000000 [ 1350.903055][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.903116][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.903174][ T32] dd20: a8690000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.903209][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.903235][ T32] dd60: 80070113 ffffffff [ 1350.903260][ T32] r5:80070113 r4:80239bd0 [ 1350.903315][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.903360][ T32] r4:82ac11e4 [ 1350.903380][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.903426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.903449][ T32] r4:eaf0ddc0 [ 1350.903470][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.903515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.903537][ T32] r4:00000000 [ 1350.903558][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.903626][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.903674][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.903723][ T32] r5:00001000 r4:ecf7b000 [ 1350.903748][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.903790][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.903835][ T32] r5:85a5178c r4:85a51400 [ 1350.903855][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.903950][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.924500][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.924628][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.924655][ T32] r4:84879f00 [ 1350.924677][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.924728][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.924784][ T32] r4:00000001 [ 1350.924810][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.924851][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.924906][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.924944][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.925009][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.925054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.925082][ T32] r4:847915c0 [ 1350.925106][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.925146][ T32] INFO: task kworker/1:852:8073 blocked for more than 477 seconds. [ 1350.925197][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.925247][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.925295][ T32] task:kworker/1:852 state:D stack:0 pid:8073 tgid:8073 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.925358][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.925429][ T32] Call trace: [ 1350.925466][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.925542][ T32] r10:829187f4 r9:ee341d84 r8:00000002 r7:60000113 r6:ee341d8c r5:85cf3c00 [ 1350.925569][ T32] r4:85cf3c00 [ 1350.925599][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.925646][ T32] r5:85cf3c00 r4:829187f0 [ 1350.925667][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.925709][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.925766][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee341e08 [ 1350.925790][ T32] r4:00000000 [ 1350.925810][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.925850][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.925913][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.925989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ab46c0 [ 1350.926016][ T32] r4:00000000 [ 1350.926037][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.926088][ T32] r9:83018205 r8:85cf3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f949000 [ 1350.926132][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.926196][ T32] r5:00001000 r4:ee333000 [ 1350.926221][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.926284][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.926354][ T32] r5:85c8fb8c r4:85c8f800 [ 1350.926379][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.926428][ T32] r7:ddde2d40 r6:83018200 r5:85c8fb8c r4:85979e80 [ 1350.926450][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.926510][ T32] r10:61c88647 r9:85cf3c00 r8:85979eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.926536][ T32] r4:85979e80 [ 1350.926557][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.926604][ T32] r10:00000000 r9:85979e80 r8:8027ed34 r7:ee2dde60 r6:85ac0280 r5:85cf3c00 [ 1350.926627][ T32] r4:00000001 [ 1350.926647][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.926705][ T32] Exception stack(0xee341fb0 to 0xee341ff8) [ 1350.926763][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.926798][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.926827][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.926860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.926883][ T32] r4:85ab4580 [ 1350.927674][ T32] INFO: task kworker/1:852:8073 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.927733][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.927842][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.927912][ T32] Call trace: [ 1350.927944][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.927996][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.928065][ T32] r4:00000000 [ 1350.928090][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.928131][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.928184][ T32] dd20: a8c04000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.928219][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.928245][ T32] dd60: 80070113 ffffffff [ 1350.928278][ T32] r5:80070113 r4:80239bd0 [ 1350.928303][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.928347][ T32] r4:82ac11e4 [ 1350.928367][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.928436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.928464][ T32] r4:eaf0ddc0 [ 1350.928507][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.928580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.928636][ T32] r4:00000000 [ 1350.928660][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.928710][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.928755][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.928825][ T32] r5:00001000 r4:ecf7b000 [ 1350.928848][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.928890][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.928977][ T32] r5:85a5178c r4:85a51400 [ 1350.929003][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.929053][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.929101][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.929155][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.929180][ T32] r4:84879f00 [ 1350.929199][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.929251][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.929275][ T32] r4:00000001 [ 1350.929298][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.929360][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.929414][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.929448][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.929500][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.929540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.929564][ T32] r4:847915c0 [ 1350.929586][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.929611][ T32] INFO: task kworker/1:853:8103 blocked for more than 477 seconds. [ 1350.929640][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.929665][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.929697][ T32] task:kworker/1:853 state:D stack:0 pid:8103 tgid:8103 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.929794][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.929839][ T32] Call trace: [ 1350.929872][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.929921][ T32] r10:829187f4 r9:ee281d84 r8:00000002 r7:60000013 r6:ee281d8c r5:85cf5400 [ 1350.929944][ T32] r4:85cf5400 [ 1350.929964][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.930006][ T32] r5:85cf5400 r4:829187f0 [ 1350.930026][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.930066][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.930114][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee281e08 [ 1350.930212][ T32] r4:00000000 [ 1350.930237][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.930278][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.930356][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.930425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f4040 [ 1350.930474][ T32] r4:00000000 [ 1350.930498][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.930589][ T32] r9:83018205 r8:85cf5400 r7:00000000 r6:83018200 r5:00001000 r4:7f903000 [ 1350.930615][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.930719][ T32] r5:00001000 r4:ee373000 [ 1350.930758][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.930803][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.930857][ T32] r5:85c8ff8c r4:85c8fc00 [ 1350.930880][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.930928][ T32] r7:ddde2d40 r6:83018200 r5:85c8ff8c r4:85979f00 [ 1350.930984][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.931037][ T32] r10:61c88647 r9:85cf5400 r8:85979f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.931062][ T32] r4:85979f00 [ 1350.931115][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.931186][ T32] r10:00000000 r9:85979f00 r8:8027ed34 r7:ee2dde60 r6:85ac0300 r5:85cf5400 [ 1350.931214][ T32] r4:00000001 [ 1350.931234][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.931270][ T32] Exception stack(0xee281fb0 to 0xee281ff8) [ 1350.931298][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.931350][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.931382][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.931414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.931445][ T32] r4:85ab4580 [ 1350.931750][ T32] INFO: task kworker/1:853:8103 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.931785][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.931912][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.932007][ T32] Call trace: [ 1350.932053][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.932127][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.932155][ T32] r4:00000000 [ 1350.932176][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.932216][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.932269][ T32] dd20: a8c04000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.932304][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.932351][ T32] dd60: 80070113 ffffffff [ 1350.932380][ T32] r5:80070113 r4:80239bd0 [ 1350.932429][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.932476][ T32] r4:82ac11e4 [ 1350.932496][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.932567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.932594][ T32] r4:eaf0ddc0 [ 1350.932615][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.932671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.932698][ T32] r4:00000000 [ 1350.932719][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.932774][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.932798][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.932863][ T32] r5:00001000 r4:ecf7b000 [ 1350.932887][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.932928][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.932993][ T32] r5:85a5178c r4:85a51400 [ 1350.933016][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.933066][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.933087][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.933136][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.933189][ T32] r4:84879f00 [ 1350.933213][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.933283][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.933311][ T32] r4:00000001 [ 1350.933351][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.933392][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.933420][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.933451][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.933480][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.933512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.933535][ T32] r4:847915c0 [ 1350.933577][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.933657][ T32] INFO: task kworker/1:854:8105 blocked for more than 477 seconds. [ 1350.933692][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.933717][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.933772][ T32] task:kworker/1:854 state:D stack:0 pid:8105 tgid:8105 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.933824][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.933865][ T32] Call trace: [ 1350.933895][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.956128][ T32] r10:829187f4 r9:ee37dd84 r8:00000002 r7:60000113 r6:ee37dd8c r5:85cf3000 [ 1350.956200][ T32] r4:85cf3000 [ 1350.956233][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.956299][ T32] r5:85cf3000 r4:829187f0 [ 1350.956321][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.956363][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.956413][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee37de08 [ 1350.956437][ T32] r4:00000000 [ 1350.956457][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.956498][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.956568][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.956646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f4840 [ 1350.956682][ T32] r4:00000000 [ 1350.956706][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.956763][ T32] r9:83018205 r8:85cf3000 r7:00000000 r6:83018200 r5:00001000 r4:7f951000 [ 1350.956786][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.956844][ T32] r5:00001000 r4:edf89000 [ 1350.956871][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.956914][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.956967][ T32] r5:85d3038c r4:85d30000 [ 1350.957011][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.957089][ T32] r7:ddde2d40 r6:83018200 r5:85d3038c r4:85979f80 [ 1350.957140][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.957218][ T32] r10:61c88647 r9:85cf3000 r8:85979fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.957247][ T32] r4:85979f80 [ 1350.957279][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.957332][ T32] r10:00000000 r9:85979f80 r8:8027ed34 r7:ee281e60 r6:85ac0380 r5:85cf3000 [ 1350.957355][ T32] r4:00000001 [ 1350.957376][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.957434][ T32] Exception stack(0xee37dfb0 to 0xee37dff8) [ 1350.957470][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.957515][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.957556][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.957604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.957629][ T32] r4:857f4080 [ 1350.958376][ T32] INFO: task kworker/1:854:8105 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.958416][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.958485][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.958550][ T32] Call trace: [ 1350.958601][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.958675][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.958712][ T32] r4:00000000 [ 1350.958736][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.958783][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.958815][ T32] dd20: a91bc000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.958846][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.958871][ T32] dd60: 80070113 ffffffff [ 1350.958912][ T32] r5:80070113 r4:80239bd0 [ 1350.958938][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.959003][ T32] r4:82ac11e4 [ 1350.959027][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.959081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.959105][ T32] r4:eaf0ddc0 [ 1350.959125][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.959171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.959195][ T32] r4:00000000 [ 1350.959215][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.959262][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.959305][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.959354][ T32] r5:00001000 r4:ecf7b000 [ 1350.959397][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.959462][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.959522][ T32] r5:85a5178c r4:85a51400 [ 1350.959566][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.959620][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.959655][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.959709][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.959734][ T32] r4:84879f00 [ 1350.959769][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.959821][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.959855][ T32] r4:00000001 [ 1350.959878][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.959916][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.959944][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.959995][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.960028][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.960060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.960089][ T32] r4:847915c0 [ 1350.960112][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.960142][ T32] INFO: task kworker/1:855:8149 blocked for more than 477 seconds. [ 1350.960214][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.960248][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.960272][ T32] task:kworker/1:855 state:D stack:0 pid:8149 tgid:8149 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.960319][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.960417][ T32] Call trace: [ 1350.960463][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.960566][ T32] r10:829187f4 r9:ee33dd84 r8:00000002 r7:60000113 r6:ee33dd8c r5:85cf6000 [ 1350.960597][ T32] r4:85cf6000 [ 1350.960619][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.960664][ T32] r5:85cf6000 r4:829187f0 [ 1350.960684][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.960766][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.960821][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee33de08 [ 1350.960845][ T32] r4:00000000 [ 1350.960887][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.960931][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.960969][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.961058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598b040 [ 1350.961106][ T32] r4:00000000 [ 1350.961128][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.961179][ T32] r9:83018205 r8:85cf6000 r7:00000000 r6:83018200 r5:00001000 r4:7faa5000 [ 1350.961222][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.961290][ T32] r5:00001000 r4:ee6d1000 [ 1350.961314][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.961366][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.961418][ T32] r5:85d96b8c r4:85d96800 [ 1350.961460][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.961527][ T32] r7:ddde2d40 r6:83018200 r5:85d96b8c r4:85cb4000 [ 1350.961573][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.961647][ T32] r10:61c88647 r9:85cf6000 r8:85cb402c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.961673][ T32] r4:85cb4000 [ 1350.961693][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.961762][ T32] r10:00000000 r9:85cb4000 r8:8027ed34 r7:ee37de60 r6:85ac0400 r5:85cf6000 [ 1350.961791][ T32] r4:00000001 [ 1350.961831][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.961870][ T32] Exception stack(0xee33dfb0 to 0xee33dff8) [ 1350.961919][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.961954][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.961983][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.962015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.962038][ T32] r4:857f4f40 [ 1350.962340][ T32] INFO: task kworker/1:855:8149 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.962374][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.962477][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.962553][ T32] Call trace: [ 1350.962631][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.962691][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.962716][ T32] r4:00000000 [ 1350.962736][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.962781][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.962813][ T32] dd20: a91bc000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.962844][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.962879][ T32] dd60: 80070113 ffffffff [ 1350.962908][ T32] r5:80070113 r4:80239bd0 [ 1350.962928][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.962991][ T32] r4:82ac11e4 [ 1350.963015][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.963084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.963111][ T32] r4:eaf0ddc0 [ 1350.963155][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.963206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.963229][ T32] r4:00000000 [ 1350.963274][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.963326][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.963370][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.963418][ T32] r5:00001000 r4:ecf7b000 [ 1350.963438][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.963497][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.963612][ T32] r5:85a5178c r4:85a51400 [ 1350.963656][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.963753][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.963779][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.963829][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.963872][ T32] r4:84879f00 [ 1350.963896][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.978825][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.978908][ T32] r4:00000001 [ 1350.978933][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.978993][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.979026][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.979058][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.979092][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.979125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.979148][ T32] r4:847915c0 [ 1350.979172][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.979213][ T32] INFO: task kworker/1:856:8327 blocked for more than 477 seconds. [ 1350.979251][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.979278][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.979321][ T32] task:kworker/1:856 state:D stack:0 pid:8327 tgid:8327 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.979384][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.979458][ T32] Call trace: [ 1350.979524][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.979582][ T32] r10:829187f4 r9:ee4b1d84 r8:00000002 r7:60000013 r6:ee4b1d8c r5:85cf0000 [ 1350.979615][ T32] r4:85cf0000 [ 1350.979656][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.979723][ T32] r5:85cf0000 r4:829187f0 [ 1350.979753][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.979797][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.979846][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee4b1e08 [ 1350.979869][ T32] r4:00000000 [ 1350.979889][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.979938][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.979985][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.980051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85dcfb00 [ 1350.980105][ T32] r4:00000000 [ 1350.980139][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.980194][ T32] r9:83018205 r8:85cf0000 r7:00000000 r6:83018200 r5:00001000 r4:7fb0d000 [ 1350.980216][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.980261][ T32] r5:00001000 r4:ee525000 [ 1350.980290][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.980335][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.980390][ T32] r5:85d3138c r4:85d31000 [ 1350.980423][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.980497][ T32] r7:ddde2d40 r6:83018200 r5:85d3138c r4:85cb4080 [ 1350.980586][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.980643][ T32] r10:61c88647 r9:85cf0000 r8:85cb40ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.980667][ T32] r4:85cb4080 [ 1350.980686][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.980743][ T32] r10:00000000 r9:85cb4080 r8:8027ed34 r7:ee33de60 r6:85ac0480 r5:85cf0000 [ 1350.980796][ T32] r4:00000001 [ 1350.980823][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.980862][ T32] Exception stack(0xee4b1fb0 to 0xee4b1ff8) [ 1350.980903][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.980946][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.980986][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.981022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.981066][ T32] r4:8598b480 [ 1350.981835][ T32] INFO: task kworker/1:856:8327 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.981874][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.981958][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.982002][ T32] Call trace: [ 1350.982034][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.982085][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.982123][ T32] r4:00000000 [ 1350.982168][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.982233][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1350.982268][ T32] dd20: a91bc000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1350.982301][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1350.982326][ T32] dd60: 80070113 ffffffff [ 1350.982360][ T32] r5:80070113 r4:80239bd0 [ 1350.982384][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.982427][ T32] r4:82ac11e4 [ 1350.982449][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.982507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1350.982534][ T32] r4:eaf0ddc0 [ 1350.982576][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.982625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1350.982649][ T32] r4:00000000 [ 1350.982670][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.982719][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1350.982741][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.982791][ T32] r5:00001000 r4:ecf7b000 [ 1350.982835][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.982879][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.982945][ T32] r5:85a5178c r4:85a51400 [ 1350.982968][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.983038][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1350.983080][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.983133][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.983165][ T32] r4:84879f00 [ 1350.983189][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.983239][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1350.983281][ T32] r4:00000001 [ 1350.983305][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.983342][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1350.983390][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.983427][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.983459][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.983511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.983567][ T32] r4:847915c0 [ 1350.983591][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.983616][ T32] INFO: task kworker/1:857:8383 blocked for more than 477 seconds. [ 1350.983668][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.983718][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.983743][ T32] task:kworker/1:857 state:D stack:0 pid:8383 tgid:8383 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.983794][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.983871][ T32] Call trace: [ 1350.983907][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1350.997105][ T32] r10:829187f4 r9:ee791d84 r8:00000002 r7:60000113 r6:ee791d8c r5:85cf6c00 [ 1350.997164][ T32] r4:85cf6c00 [ 1350.997191][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1350.997273][ T32] r5:85cf6c00 r4:829187f0 [ 1350.997300][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.997384][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.997447][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee791e08 [ 1350.997474][ T32] r4:00000000 [ 1350.997518][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1350.997590][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.997643][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1350.997689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85dcf980 [ 1350.997713][ T32] r4:00000000 [ 1350.997757][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1350.997835][ T32] r9:83018205 r8:85cf6c00 r7:00000000 r6:83018200 r5:00001000 r4:7fb0f000 [ 1350.997866][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.997937][ T32] r5:00001000 r4:ee535000 [ 1350.997983][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1350.998029][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.998074][ T32] r5:85d3178c r4:85d31400 [ 1350.998095][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.998146][ T32] r7:ddde2d40 r6:83018200 r5:85d3178c r4:85cb4100 [ 1350.998168][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.998238][ T32] r10:61c88647 r9:85cf6c00 r8:85cb412c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.998265][ T32] r4:85cb4100 [ 1350.998316][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.998370][ T32] r10:00000000 r9:85cb4100 r8:8027ed34 r7:ee4b1e60 r6:85ac0500 r5:85cf6c00 [ 1350.998415][ T32] r4:00000001 [ 1350.998444][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.998483][ T32] Exception stack(0xee791fb0 to 0xee791ff8) [ 1350.998551][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.998606][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.998639][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.998682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.998730][ T32] r4:85dcfd00 [ 1350.999477][ T32] INFO: task kworker/1:857:8383 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1350.999538][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.999639][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.999770][ T32] Call trace: [ 1350.999836][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1350.999893][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1350.999917][ T32] r4:00000000 [ 1350.999937][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.999977][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1351.000008][ T32] dd20: a9873000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1351.000040][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1351.000065][ T32] dd60: 80070113 ffffffff [ 1351.000090][ T32] r5:80070113 r4:80239bd0 [ 1351.000111][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.000153][ T32] r4:82ac11e4 [ 1351.000173][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.000219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1351.000243][ T32] r4:eaf0ddc0 [ 1351.000263][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1351.000323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1351.000370][ T32] r4:00000000 [ 1351.000394][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1351.000465][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1351.000491][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.000566][ T32] r5:00001000 r4:ecf7b000 [ 1351.000589][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1351.000630][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.000674][ T32] r5:85a5178c r4:85a51400 [ 1351.000715][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.000774][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1351.000806][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.000880][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.000911][ T32] r4:84879f00 [ 1351.000952][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.001024][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1351.001051][ T32] r4:00000001 [ 1351.001092][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.001132][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1351.001169][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.001203][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.001233][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.001265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.001310][ T32] r4:847915c0 [ 1351.001335][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.001406][ T32] INFO: task kworker/1:858:8384 blocked for more than 477 seconds. [ 1351.001467][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.001519][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.001544][ T32] task:kworker/1:858 state:D stack:0 pid:8384 tgid:8384 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.001616][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.001699][ T32] Call trace: [ 1351.001760][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1351.001810][ T32] r10:829187f4 r9:ee795d84 r8:00000002 r7:60000113 r6:ee795d8c r5:8452ec00 [ 1351.001834][ T32] r4:8452ec00 [ 1351.001871][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1351.001917][ T32] r5:8452ec00 r4:829187f0 [ 1351.001937][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.001991][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.002065][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee795e08 [ 1351.002104][ T32] r4:00000000 [ 1351.002128][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1351.002199][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.002277][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1351.002354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85dcf2c0 [ 1351.002382][ T32] r4:00000000 [ 1351.002415][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1351.002487][ T32] r9:83018205 r8:8452ec00 r7:00000000 r6:83018200 r5:00001000 r4:7fb23000 [ 1351.002518][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.002574][ T32] r5:00001000 r4:ee703000 [ 1351.002619][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1351.002674][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.002748][ T32] r5:85d31b8c r4:85d31800 [ 1351.002773][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.002821][ T32] r7:ddde2d40 r6:83018200 r5:85d31b8c r4:85cb4180 [ 1351.002863][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.002916][ T32] r10:61c88647 r9:8452ec00 r8:85cb41ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.002942][ T32] r4:85cb4180 [ 1351.003003][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.003054][ T32] r10:00000000 r9:85cb4180 r8:8027ed34 r7:ee791e60 r6:85ac0580 r5:8452ec00 [ 1351.003100][ T32] r4:00000001 [ 1351.003123][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.003169][ T32] Exception stack(0xee795fb0 to 0xee795ff8) [ 1351.003199][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.003251][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.003297][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.003337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.003360][ T32] r4:85dcf8c0 [ 1351.003726][ T32] INFO: task kworker/1:858:8384 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1351.003767][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.003833][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.003893][ T32] Call trace: [ 1351.026674][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1351.026812][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1351.026841][ T32] r4:00000000 [ 1351.026862][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.026918][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1351.026958][ T32] dd20: a9f2e000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1351.026991][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1351.027016][ T32] dd60: 80070113 ffffffff [ 1351.027042][ T32] r5:80070113 r4:80239bd0 [ 1351.027086][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.027158][ T32] r4:82ac11e4 [ 1351.027183][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.027230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1351.027274][ T32] r4:eaf0ddc0 [ 1351.027299][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1351.027367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1351.027396][ T32] r4:00000000 [ 1351.027425][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1351.027485][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1351.027530][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.027583][ T32] r5:00001000 r4:ecf7b000 [ 1351.027604][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1351.027656][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.027725][ T32] r5:85a5178c r4:85a51400 [ 1351.027760][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.027833][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1351.027859][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.027929][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.027956][ T32] r4:84879f00 [ 1351.027992][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.028048][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1351.028120][ T32] r4:00000001 [ 1351.028148][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.028202][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1351.028237][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.028269][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.028338][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.028373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.028397][ T32] r4:847915c0 [ 1351.028422][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.028473][ T32] INFO: task kworker/1:859:8385 blocked for more than 477 seconds. [ 1351.028511][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.028591][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.028648][ T32] task:kworker/1:859 state:D stack:0 pid:8385 tgid:8385 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.028710][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.028761][ T32] Call trace: [ 1351.028823][ T32] [<81a5fc98>] (__schedule) from [<81a60c20>] (schedule+0x2c/0x130) [ 1351.028894][ T32] r10:829187f4 r9:ee4f1d84 r8:00000002 r7:60000113 r6:ee4f1d8c r5:8507b000 [ 1351.028921][ T32] r4:8507b000 [ 1351.028942][ T32] [<81a60bf4>] (schedule) from [<81a61008>] (schedule_preempt_disabled+0x18/0x24) [ 1351.028985][ T32] r5:8507b000 r4:829187f0 [ 1351.029028][ T32] [<81a60ff0>] (schedule_preempt_disabled) from [<81a636ec>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.029103][ T32] [<81a633ec>] (__mutex_lock.constprop.0) from [<81a63bb8>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.029158][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee4f1e08 [ 1351.029190][ T32] r4:00000000 [ 1351.029215][ T32] [<81a63ba4>] (__mutex_lock_slowpath) from [<81a63bf8>] (mutex_lock+0x3c/0x40) [ 1351.029256][ T32] [<81a63bbc>] (mutex_lock) from [<804e4ed4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.029294][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1351.029370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85df0640 [ 1351.029411][ T32] r4:00000000 [ 1351.029455][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1351.029510][ T32] r9:83018205 r8:8507b000 r7:00000000 r6:83018200 r5:00001000 r4:7fb11000 [ 1351.029533][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.029602][ T32] r5:00001000 r4:ee54d000 [ 1351.029625][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1351.029667][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.029710][ T32] r5:85da438c r4:85da4000 [ 1351.029732][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.029789][ T32] r7:ddde2d40 r6:83018200 r5:85da438c r4:85cb4200 [ 1351.029811][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.029859][ T32] r10:61c88647 r9:8507b000 r8:85cb422c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.029883][ T32] r4:85cb4200 [ 1351.029918][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.029971][ T32] r10:00000000 r9:85cb4200 r8:8027ed34 r7:ee795e60 r6:85cb4280 r5:8507b000 [ 1351.029994][ T32] r4:00000001 [ 1351.030014][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.030050][ T32] Exception stack(0xee4f1fb0 to 0xee4f1ff8) [ 1351.030079][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.030133][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.030186][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.030246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.030283][ T32] r4:85dcf8c0 [ 1351.031034][ T32] INFO: task kworker/1:859:8385 is blocked on a mutex likely owned by task kworker/0:421:4512. [ 1351.031091][ T32] task:kworker/0:421 state:R running task stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.031183][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.031255][ T32] Call trace: [ 1351.031312][ T32] [<81a5fc98>] (__schedule) from [<81a61054>] (preempt_schedule_irq+0x40/0xa8) [ 1351.031373][ T32] r10:8280c9b4 r9:851a3c00 r8:80200be4 r7:eaf0dd54 r6:ffffffff r5:851a3c00 [ 1351.031407][ T32] r4:00000000 [ 1351.031436][ T32] [<81a61014>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.031477][ T32] Exception stack(0xeaf0dd20 to 0xeaf0dd68) [ 1351.031520][ T32] dd20: a9f2e000 eaefd000 00000001 80239bb8 7f3dd000 00000001 82ac11c4 82ac05a0 [ 1351.031562][ T32] dd40: 7f3dd000 eaefd000 8280c9b4 eaf0dd9c eaf0dda0 eaf0dd70 80230af4 80239bd0 [ 1351.031597][ T32] dd60: 80070113 ffffffff [ 1351.031625][ T32] r5:80070113 r4:80239bd0 [ 1351.031647][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4c98>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.031705][ T32] r4:82ac11e4 [ 1351.031728][ T32] [<804e4a14>] (__purge_vmap_area_lazy) from [<804e5050>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.031801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf0ddc0 r5:eaf0de08 [ 1351.031840][ T32] r4:eaf0ddc0 [ 1351.031864][ T32] [<804e4e6c>] (_vm_unmap_aliases) from [<804e8dc4>] (vfree+0x16c/0x210) [ 1351.031921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596a5c0 [ 1351.031968][ T32] r4:00000000 [ 1351.031993][ T32] [<804e8c58>] (vfree) from [<80549f1c>] (execmem_free+0x30/0x50) [ 1351.032043][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3dd000 [ 1351.032066][ T32] [<80549eec>] (execmem_free) from [<803c6cdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.032110][ T32] r5:00001000 r4:ecf7b000 [ 1351.032149][ T32] [<803c6ccc>] (bpf_jit_free_exec) from [<803c70bc>] (bpf_jit_free+0x68/0xe4) [ 1351.032196][ T32] [<803c7054>] (bpf_jit_free) from [<803c814c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.032240][ T32] r5:85a5178c r4:85a51400 [ 1351.032272][ T32] [<803c8000>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.032324][ T32] r7:dddced40 r6:83018000 r5:85a5178c r4:84879f00 [ 1351.032377][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.032453][ T32] r10:61c88647 r9:851a3c00 r8:84879f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.032497][ T32] r4:84879f00 [ 1351.032521][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.032596][ T32] r10:00000000 r9:84879f00 r8:8027ed34 r7:eaed5e60 r6:8497d480 r5:851a3c00 [ 1351.032619][ T32] r4:00000001 [ 1351.032640][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.032699][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1351.032731][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.032766][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.032795][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.032828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.032862][ T32] r4:847915c0 [ 1351.032910][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.033361][ T32] NMI backtrace for cpu 0 [ 1351.033586][ T32] CPU: 0 UID: 0 PID: 32 Comm: khungtaskd Not tainted 6.15.0-syzkaller #0 PREEMPT [ 1351.033668][ T32] Hardware name: ARM-Versatile Express [ 1351.033707][ T32] Call trace: [ 1351.033727][ T32] [<80201a00>] (dump_backtrace) from [<80201afc>] (show_stack+0x18/0x1c) [ 1351.033772][ T32] r7:00000000 r6:000f0013 r5:600f0093 r4:8225e9d4 [ 1351.033780][ T32] [<80201ae4>] (show_stack) from [<8021fdc4>] (dump_stack_lvl+0x70/0x7c) [ 1351.033807][ T32] [<8021fd54>] (dump_stack_lvl) from [<8021fde8>] (dump_stack+0x18/0x1c) [ 1351.033853][ T32] r5:00000000 r4:00000001 [ 1351.033864][ T32] [<8021fdd0>] (dump_stack) from [<81a49bb8>] (nmi_cpu_backtrace+0x160/0x17c) [ 1351.033916][ T32] [<81a49a58>] (nmi_cpu_backtrace) from [<81a49d04>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8) [ 1351.034023][ T32] r7:00000000 r6:8280c690 r5:8281afc0 r4:ffffffff [ 1351.034056][ T32] [<81a49bd4>] (nmi_trigger_cpumask_backtrace) from [<802304fc>] (arch_trigger_cpumask_backtrace+0x18/0x1c) [ 1351.034141][ T32] r9:8280c80c r8:82ab5564 r7:8281bba8 r6:000077e4 r5:8281b588 r4:85d4820c [ 1351.034185][ T32] [<802304e4>] (arch_trigger_cpumask_backtrace) from [<80380b44>] (watchdog+0x4a8/0x74c) [ 1351.034274][ T32] [<8038069c>] (watchdog) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.034359][ T32] r10:00000000 r9:00000000 r8:8038069c r7:83349780 r6:83349780 r5:83259800 [ 1351.034404][ T32] r4:00000001 [ 1351.034421][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.034457][ T32] Exception stack(0xdf8e1fb0 to 0xdf8e1ff8) [ 1351.034475][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.034491][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.034510][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.034529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.034539][ T32] r4:8334c580 [ 1351.035144][ T32] Sending NMI from CPU 0 to CPUs 1: [ 1351.036198][ C1] NMI backtrace for cpu 1 [ 1351.036300][ C1] CPU: 1 UID: 0 PID: 2815 Comm: pr/ttyAMA0 Not tainted 6.15.0-syzkaller #0 PREEMPT [ 1351.036328][ C1] Hardware name: ARM-Versatile Express [ 1351.036354][ C1] PC is at _raw_spin_unlock_irqrestore+0x28/0x54 [ 1351.036394][ C1] LR is at pl011_console_device_unlock+0x20/0x24 [ 1351.036425][ C1] pc : [<81a69194>] lr : [<80a6c958>] psr: 60070113 [ 1351.036445][ C1] sp : ebea1eb0 ip : ebea1ec0 fp : ebea1ebc [ 1351.036466][ C1] r10: 8295a64c r9 : 00000001 r8 : 00000000 [ 1351.036488][ C1] r7 : 00000117 r6 : 8295a5b0 r5 : 00000000 r4 : 00000001 [ 1351.036511][ C1] r3 : 0000e877 r2 : 00000000 r1 : 60070113 r0 : 84499040 [ 1351.036618][ C1] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 1351.036665][ C1] Control: 30c5387d Table: 846d0bc0 DAC: 00000000 [ 1351.036703][ C1] Call trace: [ 1351.036722][ C1] [<81a6916c>] (_raw_spin_unlock_irqrestore) from [<80a6c958>] (pl011_console_device_unlock+0x20/0x24) [ 1351.036766][ C1] [<80a6c938>] (pl011_console_device_unlock) from [<802e7e6c>] (nbcon_emit_one+0x80/0xf8) [ 1351.036797][ C1] [<802e7dec>] (nbcon_emit_one) from [<802e808c>] (nbcon_kthread_func+0x1a8/0x2a4) [ 1351.036827][ C1] r6:8280c690 r5:83ae0000 r4:8295a5b0 [ 1351.036835][ C1] [<802e7ee4>] (nbcon_kthread_func) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.036870][ C1] r10:00000000 r9:8295a5b0 r8:802e7ee4 r7:83971800 r6:83971800 r5:83ae0000 [ 1351.036880][ C1] r4:00000001 [ 1351.036887][ C1] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.036909][ C1] Exception stack(0xebea1fb0 to 0xebea1ff8) [ 1351.036926][ C1] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.036943][ C1] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.036957][ C1] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.036975][ C1] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.036984][ C1] r4:8389cd00 [ 1351.058828][ T32] Kernel panic - not syncing: hung_task: blocked tasks [ 1351.783895][ T32] CPU: 0 UID: 0 PID: 32 Comm: khungtaskd Not tainted 6.15.0-syzkaller #0 PREEMPT [ 1351.784413][ T32] Hardware name: ARM-Versatile Express [ 1351.784691][ T32] Call trace: [ 1351.784849][ T32] [<80201a00>] (dump_backtrace) from [<80201afc>] (show_stack+0x18/0x1c) [ 1351.785143][ T32] r7:00000000 r6:828208bc r5:00000000 r4:8225e9d4 [ 1351.785372][ T32] [<80201ae4>] (show_stack) from [<8021fda8>] (dump_stack_lvl+0x54/0x7c) [ 1351.785696][ T32] [<8021fd54>] (dump_stack_lvl) from [<8021fde8>] (dump_stack+0x18/0x1c) [ 1351.786013][ T32] r5:00000000 r4:82a6fd18 [ 1351.786184][ T32] [<8021fdd0>] (dump_stack) from [<80202614>] (panic+0x120/0x374) [ 1351.786410][ T32] [<802024f4>] (panic) from [<803809b4>] (watchdog+0x318/0x74c) [ 1351.786646][ T32] r3:00000001 r2:00000000 r1:00000000 r0:8225f620 [ 1351.786910][ T32] r7:8281bba8 [ 1351.787042][ T32] [<8038069c>] (watchdog) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.787371][ T32] r10:00000000 r9:00000000 r8:8038069c r7:83349780 r6:83349780 r5:83259800 [ 1351.788073][ T32] r4:00000001 [ 1351.788283][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.788653][ T32] Exception stack(0xdf8e1fb0 to 0xdf8e1ff8) [ 1351.788896][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.789338][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.789635][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.789937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.790362][ T32] r4:8334c580 [ 1351.791845][ T32] Rebooting in 86400 seconds.. VM DIAGNOSIS: 09:08:49 Registers: info registers vcpu 0 CPU#0 R00=00000002 R01=ebe9b030 R02=8295a6b8 R03=00000030 R04=84499040 R05=ebea1f08 R06=00000f01 R07=00000000 R08=80a6c894 R09=00000087 R10=00000330 R11=ebea1e6c R12=8295a57c R13=ebea1e48 R14=00000008 R15=80a6cc10 PSR=800c0093 N--- A S svc32 s00=20202031 s01=69677420 d00=6967742020202031 s02=31313a64 s03=20202020 d01=2020202031313a64 s04=64697070 s05=2020323a d02=2020323a64697070 s06=20202020 s07=6b736174 d03=6b73617420202020 s08=616c665f s09=303a7367 d04=303a7367616c665f s10=30323478 s11=30363038 d05=3036303830323478 s12=616c6620 s13=303a7367 d06=303a7367616c6620 s14=30303078 s15=30303030 d07=3030303030303078 s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 00000000 info registers vcpu 1 CPU#1 R00=0000006e R01=0246d1d4 R02=000000ff R03=00000000 R04=00000000 R05=00000000 R06=0246d1a8 R07=00000003 R08=00000000 R09=0049c5ec R10=76fb854c R11=76fb8548 R12=00000001 R13=ec861ff8 R14=76de3590 R15=76de3590 PSR=600f0193 -ZC- A S svc32 s00=6374652f s01=636f6c2f d00=636f6c2f6374652f s02=00000000 s03=00000000 d01=0000000000000000 s04=00000000 s05=00000000 d02=0000000000000000 s06=00000000 s07=00000000 d03=0000000000000000 s08=00000000 s09=00000000 d04=0000000000000000 s10=00000000 s11=00000000 d05=0000000000000000 s12=00000000 s13=00000000 d06=0000000000000000 s14=ffffffff s15=ffffffff d07=ffffffffffffffff s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 00000000